./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/MenloPark.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_62a72423-4915-4d77-8d86-137e64afde8e/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_62a72423-4915-4d77-8d86-137e64afde8e/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_62a72423-4915-4d77-8d86-137e64afde8e/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_62a72423-4915-4d77-8d86-137e64afde8e/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/MenloPark.c -s /tmp/vcloud-vcloud-master/worker/run_dir_62a72423-4915-4d77-8d86-137e64afde8e/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_62a72423-4915-4d77-8d86-137e64afde8e/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7c87c9e4b733dad657e6ff9e27a5e9b26a2c3764 .......................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 22:26:58,207 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 22:26:58,208 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 22:26:58,215 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 22:26:58,215 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 22:26:58,216 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 22:26:58,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 22:26:58,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 22:26:58,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 22:26:58,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 22:26:58,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 22:26:58,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 22:26:58,222 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 22:26:58,223 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 22:26:58,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 22:26:58,224 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 22:26:58,224 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 22:26:58,225 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 22:26:58,227 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 22:26:58,228 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 22:26:58,230 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 22:26:58,230 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 22:26:58,231 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 22:26:58,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 22:26:58,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 22:26:58,233 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 22:26:58,233 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 22:26:58,234 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 22:26:58,234 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 22:26:58,235 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 22:26:58,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 22:26:58,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 22:26:58,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 22:26:58,236 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 22:26:58,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 22:26:58,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 22:26:58,237 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 22:26:58,237 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 22:26:58,238 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 22:26:58,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 22:26:58,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 22:26:58,239 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_62a72423-4915-4d77-8d86-137e64afde8e/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2019-12-01 22:26:58,248 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 22:26:58,248 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 22:26:58,249 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 22:26:58,249 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 22:26:58,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 22:26:58,249 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 22:26:58,249 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 22:26:58,250 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-01 22:26:58,250 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 22:26:58,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 22:26:58,250 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 22:26:58,250 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 22:26:58,250 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 22:26:58,250 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-12-01 22:26:58,250 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 22:26:58,250 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 22:26:58,250 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 22:26:58,251 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 22:26:58,251 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 22:26:58,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 22:26:58,251 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 22:26:58,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 22:26:58,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 22:26:58,251 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 22:26:58,251 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 22:26:58,251 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 22:26:58,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 22:26:58,252 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 22:26:58,252 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_62a72423-4915-4d77-8d86-137e64afde8e/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 ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c87c9e4b733dad657e6ff9e27a5e9b26a2c3764 [2019-12-01 22:26:58,352 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 22:26:58,363 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 22:26:58,366 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 22:26:58,367 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 22:26:58,367 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 22:26:58,368 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_62a72423-4915-4d77-8d86-137e64afde8e/bin/ukojak/../../sv-benchmarks/c/termination-crafted/MenloPark.c [2019-12-01 22:26:58,413 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_62a72423-4915-4d77-8d86-137e64afde8e/bin/ukojak/data/ab4463831/8a5374b218ca4992905d9405238ee7e3/FLAG5cb06d9fb [2019-12-01 22:26:58,790 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 22:26:58,790 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_62a72423-4915-4d77-8d86-137e64afde8e/sv-benchmarks/c/termination-crafted/MenloPark.c [2019-12-01 22:26:58,794 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_62a72423-4915-4d77-8d86-137e64afde8e/bin/ukojak/data/ab4463831/8a5374b218ca4992905d9405238ee7e3/FLAG5cb06d9fb [2019-12-01 22:26:59,192 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_62a72423-4915-4d77-8d86-137e64afde8e/bin/ukojak/data/ab4463831/8a5374b218ca4992905d9405238ee7e3 [2019-12-01 22:26:59,195 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 22:26:59,196 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 22:26:59,196 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 22:26:59,197 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 22:26:59,199 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 22:26:59,200 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:26:59" (1/1) ... [2019-12-01 22:26:59,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc2fff3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:26:59, skipping insertion in model container [2019-12-01 22:26:59,202 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:26:59" (1/1) ... [2019-12-01 22:26:59,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 22:26:59,219 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 22:26:59,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 22:26:59,314 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 22:26:59,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 22:26:59,362 INFO L208 MainTranslator]: Completed translation [2019-12-01 22:26:59,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:26:59 WrapperNode [2019-12-01 22:26:59,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 22:26:59,363 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 22:26:59,364 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 22:26:59,364 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 22:26:59,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:26:59" (1/1) ... [2019-12-01 22:26:59,373 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:26:59" (1/1) ... [2019-12-01 22:26:59,384 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 22:26:59,384 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 22:26:59,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 22:26:59,384 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 22:26:59,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:26:59" (1/1) ... [2019-12-01 22:26:59,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:26:59" (1/1) ... [2019-12-01 22:26:59,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:26:59" (1/1) ... [2019-12-01 22:26:59,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:26:59" (1/1) ... [2019-12-01 22:26:59,392 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:26:59" (1/1) ... [2019-12-01 22:26:59,395 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:26:59" (1/1) ... [2019-12-01 22:26:59,395 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:26:59" (1/1) ... [2019-12-01 22:26:59,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 22:26:59,396 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 22:26:59,396 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 22:26:59,396 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 22:26:59,397 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:26:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_62a72423-4915-4d77-8d86-137e64afde8e/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 [2019-12-01 22:26:59,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 22:26:59,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 22:26:59,546 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 22:26:59,546 INFO L287 CfgBuilder]: Removed 5 assume(true) statements. [2019-12-01 22:26:59,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:26:59 BoogieIcfgContainer [2019-12-01 22:26:59,547 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 22:26:59,547 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 22:26:59,547 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 22:26:59,554 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 22:26:59,554 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:26:59" (1/1) ... [2019-12-01 22:26:59,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 22:26:59,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:26:59,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2019-12-01 22:26:59,583 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2019-12-01 22:26:59,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-12-01 22:26:59,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:26:59,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:26:59,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 22:26:59,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:26:59,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2019-12-01 22:26:59,701 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2019-12-01 22:26:59,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-12-01 22:26:59,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:26:59,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:26:59,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 22:26:59,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:26:59,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2019-12-01 22:26:59,823 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2019-12-01 22:26:59,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-01 22:26:59,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:26:59,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:26:59,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 22:27:00,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:27:00,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2019-12-01 22:27:00,053 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2019-12-01 22:27:00,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-01 22:27:00,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:27:00,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:27:00,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 22:27:00,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:27:00,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2019-12-01 22:27:00,374 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2019-12-01 22:27:00,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-01 22:27:00,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:27:00,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:27:00,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 22:27:00,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:27:00,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 35 states and 56 transitions. [2019-12-01 22:27:00,898 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 56 transitions. [2019-12-01 22:27:00,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-01 22:27:00,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:27:00,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:27:00,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 22:27:01,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:27:01,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 41 states and 70 transitions. [2019-12-01 22:27:01,362 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 70 transitions. [2019-12-01 22:27:01,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-01 22:27:01,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:27:01,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:27:01,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 22:27:02,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:27:02,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 46 states and 84 transitions. [2019-12-01 22:27:02,107 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 84 transitions. [2019-12-01 22:27:02,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-01 22:27:02,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:27:02,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:27:02,168 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 22:27:02,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:27:02,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 49 states and 90 transitions. [2019-12-01 22:27:02,501 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 90 transitions. [2019-12-01 22:27:02,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-01 22:27:02,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:27:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:27:02,573 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 22:27:03,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:27:03,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 53 states and 104 transitions. [2019-12-01 22:27:03,016 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 104 transitions. [2019-12-01 22:27:03,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-01 22:27:03,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:27:03,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:27:03,031 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 22:27:03,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:27:03,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 55 states and 108 transitions. [2019-12-01 22:27:03,170 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 108 transitions. [2019-12-01 22:27:03,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-01 22:27:03,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:27:03,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:27:03,258 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 22:27:03,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:27:03,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 57 states and 110 transitions. [2019-12-01 22:27:03,495 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 110 transitions. [2019-12-01 22:27:03,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-01 22:27:03,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:27:03,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:27:03,539 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 22:27:03,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:27:03,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 59 states and 114 transitions. [2019-12-01 22:27:03,681 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 114 transitions. [2019-12-01 22:27:03,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-01 22:27:03,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:27:03,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:27:03,725 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 22:27:04,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:27:04,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 65 states and 129 transitions. [2019-12-01 22:27:04,798 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 129 transitions. [2019-12-01 22:27:04,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-01 22:27:04,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:27:04,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:27:04,808 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 22:27:04,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:27:04,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 67 states and 130 transitions. [2019-12-01 22:27:04,971 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 130 transitions. [2019-12-01 22:27:04,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-01 22:27:04,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:27:04,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:27:05,018 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 22:27:06,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:27:06,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 71 states and 138 transitions. [2019-12-01 22:27:06,176 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 138 transitions. [2019-12-01 22:27:06,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-01 22:27:06,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:27:06,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:27:06,197 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 22:27:06,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:27:06,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 73 states and 139 transitions. [2019-12-01 22:27:06,387 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 139 transitions. [2019-12-01 22:27:06,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-01 22:27:06,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:27:06,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:27:06,525 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 22:27:07,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:27:07,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 75 states and 146 transitions. [2019-12-01 22:27:07,317 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 146 transitions. [2019-12-01 22:27:07,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-01 22:27:07,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:27:07,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:27:07,329 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-01 22:27:07,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:27:07,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 78 states and 154 transitions. [2019-12-01 22:27:07,843 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 154 transitions. [2019-12-01 22:27:07,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-01 22:27:07,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:27:07,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:27:07,899 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 22:27:08,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:27:08,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 81 states and 157 transitions. [2019-12-01 22:27:08,294 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 157 transitions. [2019-12-01 22:27:08,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-01 22:27:08,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:27:08,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:27:08,412 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 22:27:09,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:27:09,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 84 states and 163 transitions. [2019-12-01 22:27:09,090 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 163 transitions. [2019-12-01 22:27:09,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-01 22:27:09,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:27:09,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:27:09,101 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 22:27:09,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:27:09,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2019-12-01 22:27:09,447 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2019-12-01 22:27:09,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-01 22:27:09,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:27:09,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:27:09,457 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-01 22:27:09,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:27:09,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 89 states and 169 transitions. [2019-12-01 22:27:09,699 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 169 transitions. [2019-12-01 22:27:09,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-01 22:27:09,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:27:09,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:27:09,710 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-01 22:27:09,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:27:09,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 91 states and 170 transitions. [2019-12-01 22:27:09,918 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 170 transitions. [2019-12-01 22:27:09,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-01 22:27:09,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:27:09,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:27:10,028 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-01 22:27:10,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:27:10,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 98 states and 193 transitions. [2019-12-01 22:27:10,879 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 193 transitions. [2019-12-01 22:27:10,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-01 22:27:10,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:27:10,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:27:11,347 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 22:27:14,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:27:14,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2019-12-01 22:27:14,997 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2019-12-01 22:27:14,997 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-01 22:27:14,997 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 26 iterations. [2019-12-01 22:27:15,003 INFO L765 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2019-12-01 22:27:15,143 INFO L569 CodeCheckObserver]: Invariant with dag size 26 [2019-12-01 22:27:15,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 10:27:15 ImpRootNode [2019-12-01 22:27:15,152 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 22:27:15,152 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 22:27:15,152 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 22:27:15,152 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 22:27:15,153 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:26:59" (3/4) ... [2019-12-01 22:27:15,155 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-01 22:27:15,161 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2019-12-01 22:27:15,161 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-12-01 22:27:15,162 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-01 22:27:15,192 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_62a72423-4915-4d77-8d86-137e64afde8e/bin/ukojak/witness.graphml [2019-12-01 22:27:15,192 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 22:27:15,194 INFO L168 Benchmark]: Toolchain (without parser) took 15998.04 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 251.1 MB). Free memory was 948.9 MB in the beginning and 907.8 MB in the end (delta: 41.1 MB). Peak memory consumption was 292.2 MB. Max. memory is 11.5 GB. [2019-12-01 22:27:15,194 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 22:27:15,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 166.75 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.7 MB). Free memory was 948.9 MB in the beginning and 1.1 GB in the end (delta: -150.3 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-12-01 22:27:15,195 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.46 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 22:27:15,195 INFO L168 Benchmark]: Boogie Preprocessor took 11.81 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 22:27:15,196 INFO L168 Benchmark]: RCFGBuilder took 150.64 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. [2019-12-01 22:27:15,196 INFO L168 Benchmark]: CodeCheck took 15604.92 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 149.4 MB). Free memory was 1.1 GB in the beginning and 910.8 MB in the end (delta: 168.1 MB). Peak memory consumption was 317.5 MB. Max. memory is 11.5 GB. [2019-12-01 22:27:15,196 INFO L168 Benchmark]: Witness Printer took 40.40 ms. Allocated memory is still 1.3 GB. Free memory was 910.8 MB in the beginning and 907.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 11.5 GB. [2019-12-01 22:27:15,198 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 15 locations, 6 error locations. Result: SAFE, OverallTime: 15.4s, OverallIterations: 26, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 0 SDtfs, 177022974 SDslu, 67108864 SDs, 0 SdLazy, 947605454 SolverSat, 162890616 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3300 GetRequests, 2739 SyntacticMatches, 227 SemanticMatches, 334 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63785 ImplicationChecksByTransitivity, 14.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 344 NumberOfCodeBlocks, 344 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 319 ConstructedInterpolants, 0 QuantifiedInterpolants, 21007 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 25 InterpolantComputations, 6 PerfectInterpolantSequences, 49/208 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: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 23]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 23]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: (((1 <= z && x <= y + 2147483547) && z + 99 <= y) && y <= 100) || ((((x <= y + 2147483548 && z + 99 < y) && 0 <= z + 1) && z + 1 <= 0) && y <= z + 100) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 166.75 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.7 MB). Free memory was 948.9 MB in the beginning and 1.1 GB in the end (delta: -150.3 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.46 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.81 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 150.64 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. * CodeCheck took 15604.92 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 149.4 MB). Free memory was 1.1 GB in the beginning and 910.8 MB in the end (delta: 168.1 MB). Peak memory consumption was 317.5 MB. Max. memory is 11.5 GB. * Witness Printer took 40.40 ms. Allocated memory is still 1.3 GB. Free memory was 910.8 MB in the beginning and 907.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...