./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cdbf191f-337e-48db-b989-d8a74b4da511/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cdbf191f-337e-48db-b989-d8a74b4da511/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cdbf191f-337e-48db-b989-d8a74b4da511/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cdbf191f-337e-48db-b989-d8a74b4da511/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig2.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cdbf191f-337e-48db-b989-d8a74b4da511/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cdbf191f-337e-48db-b989-d8a74b4da511/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 6ff697c57265298ce2261966fa58c440777fc865 ..................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW) --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:15:02,238 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:15:02,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:15:02,248 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:15:02,249 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:15:02,249 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:15:02,251 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:15:02,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:15:02,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:15:02,254 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:15:02,255 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:15:02,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:15:02,260 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:15:02,260 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:15:02,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:15:02,262 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:15:02,263 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:15:02,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:15:02,265 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:15:02,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:15:02,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:15:02,269 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:15:02,270 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:15:02,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:15:02,273 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:15:02,273 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:15:02,273 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:15:02,274 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:15:02,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:15:02,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:15:02,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:15:02,276 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:15:02,277 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:15:02,277 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:15:02,278 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:15:02,278 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:15:02,279 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:15:02,279 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:15:02,280 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:15:02,280 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:15:02,281 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:15:02,282 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cdbf191f-337e-48db-b989-d8a74b4da511/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2019-10-22 10:15:02,292 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:15:02,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:15:02,293 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:15:02,293 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:15:02,294 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:15:02,294 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:15:02,294 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:15:02,294 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 10:15:02,295 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:15:02,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:15:02,295 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:15:02,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:15:02,296 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:15:02,296 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-10-22 10:15:02,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:15:02,296 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:15:02,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:15:02,296 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:15:02,297 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:15:02,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:15:02,298 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:15:02,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:15:02,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:15:02,299 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:15:02,299 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:15:02,299 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:15:02,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:15:02,299 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:15:02,299 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/working_dir_cdbf191f-337e-48db-b989-d8a74b4da511/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 -> 6ff697c57265298ce2261966fa58c440777fc865 [2019-10-22 10:15:02,324 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:15:02,334 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:15:02,336 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:15:02,338 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:15:02,338 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:15:02,338 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cdbf191f-337e-48db-b989-d8a74b4da511/bin/ukojak/../../sv-benchmarks/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig2.c [2019-10-22 10:15:02,400 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cdbf191f-337e-48db-b989-d8a74b4da511/bin/ukojak/data/e79df4358/e57a539d9c3d4300956f6788b2d94084/FLAG7e2d7aaef [2019-10-22 10:15:02,808 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:15:02,810 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cdbf191f-337e-48db-b989-d8a74b4da511/sv-benchmarks/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig2.c [2019-10-22 10:15:02,815 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cdbf191f-337e-48db-b989-d8a74b4da511/bin/ukojak/data/e79df4358/e57a539d9c3d4300956f6788b2d94084/FLAG7e2d7aaef [2019-10-22 10:15:02,827 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cdbf191f-337e-48db-b989-d8a74b4da511/bin/ukojak/data/e79df4358/e57a539d9c3d4300956f6788b2d94084 [2019-10-22 10:15:02,830 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:15:02,832 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:15:02,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:15:02,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:15:02,838 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:15:02,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:15:02" (1/1) ... [2019-10-22 10:15:02,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b2bc018 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:02, skipping insertion in model container [2019-10-22 10:15:02,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:15:02" (1/1) ... [2019-10-22 10:15:02,848 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:15:02,865 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:15:03,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:15:03,015 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:15:03,092 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:15:03,104 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:15:03,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:03 WrapperNode [2019-10-22 10:15:03,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:15:03,106 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:15:03,106 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:15:03,106 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:15:03,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:03" (1/1) ... [2019-10-22 10:15:03,118 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:03" (1/1) ... [2019-10-22 10:15:03,134 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:15:03,135 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:15:03,135 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:15:03,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:15:03,143 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:03" (1/1) ... [2019-10-22 10:15:03,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:03" (1/1) ... [2019-10-22 10:15:03,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:03" (1/1) ... [2019-10-22 10:15:03,145 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:03" (1/1) ... [2019-10-22 10:15:03,147 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:03" (1/1) ... [2019-10-22 10:15:03,159 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:03" (1/1) ... [2019-10-22 10:15:03,160 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:03" (1/1) ... [2019-10-22 10:15:03,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:15:03,162 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:15:03,162 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:15:03,162 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:15:03,163 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cdbf191f-337e-48db-b989-d8a74b4da511/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 [2019-10-22 10:15:03,223 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-10-22 10:15:03,223 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-10-22 10:15:03,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:15:03,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:15:03,643 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:15:03,643 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-22 10:15:03,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:15:03 BoogieIcfgContainer [2019-10-22 10:15:03,644 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:15:03,645 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:15:03,645 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:15:03,657 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:15:03,658 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:15:03" (1/1) ... [2019-10-22 10:15:03,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:15:03,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:03,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2019-10-22 10:15:03,703 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2019-10-22 10:15:03,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-10-22 10:15:03,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:03,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:03,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:03,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:03,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2019-10-22 10:15:03,846 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2019-10-22 10:15:03,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-10-22 10:15:03,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:03,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:03,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:03,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:03,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2019-10-22 10:15:03,926 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2019-10-22 10:15:03,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-10-22 10:15:03,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:03,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:03,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:03,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:03,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 45 states and 64 transitions. [2019-10-22 10:15:03,981 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2019-10-22 10:15:03,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-10-22 10:15:03,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:03,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:04,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:04,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:04,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 57 states and 90 transitions. [2019-10-22 10:15:04,184 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 90 transitions. [2019-10-22 10:15:04,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-10-22 10:15:04,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:04,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:04,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:04,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:04,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 69 states and 114 transitions. [2019-10-22 10:15:04,273 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 114 transitions. [2019-10-22 10:15:04,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-10-22 10:15:04,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:04,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:04,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:04,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:04,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 72 states and 123 transitions. [2019-10-22 10:15:04,488 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 123 transitions. [2019-10-22 10:15:04,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-10-22 10:15:04,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:04,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:04,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:04,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:04,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 70 states and 118 transitions. [2019-10-22 10:15:04,563 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 118 transitions. [2019-10-22 10:15:04,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:15:04,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:04,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:04,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:04,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:04,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 68 states and 114 transitions. [2019-10-22 10:15:04,629 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 114 transitions. [2019-10-22 10:15:04,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:15:04,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:04,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:04,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:04,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:04,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 66 states and 110 transitions. [2019-10-22 10:15:04,703 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 110 transitions. [2019-10-22 10:15:04,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:15:04,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:04,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:04,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:04,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:04,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 64 states and 106 transitions. [2019-10-22 10:15:04,764 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 106 transitions. [2019-10-22 10:15:04,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:15:04,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:04,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:04,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:04,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:04,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 60 states and 99 transitions. [2019-10-22 10:15:04,822 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 99 transitions. [2019-10-22 10:15:04,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 10:15:04,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:04,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:04,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:05,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:05,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 64 states and 107 transitions. [2019-10-22 10:15:05,033 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 107 transitions. [2019-10-22 10:15:05,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 10:15:05,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:05,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:05,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:05,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:05,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 72 states and 123 transitions. [2019-10-22 10:15:05,178 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 123 transitions. [2019-10-22 10:15:05,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 10:15:05,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:05,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:05,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:05,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:05,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 82 states and 145 transitions. [2019-10-22 10:15:05,403 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 145 transitions. [2019-10-22 10:15:05,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 10:15:05,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:05,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:05,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:05,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:05,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 90 states and 160 transitions. [2019-10-22 10:15:05,538 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 160 transitions. [2019-10-22 10:15:05,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 10:15:05,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:05,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:05,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:05,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:05,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 92 states and 165 transitions. [2019-10-22 10:15:05,589 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 165 transitions. [2019-10-22 10:15:05,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 10:15:05,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:05,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:05,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:05,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:05,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 94 states and 167 transitions. [2019-10-22 10:15:05,625 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 167 transitions. [2019-10-22 10:15:05,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 10:15:05,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:05,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:05,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:05,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:05,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 96 states and 173 transitions. [2019-10-22 10:15:05,654 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 173 transitions. [2019-10-22 10:15:05,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 10:15:05,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:05,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:05,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:05,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:05,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 98 states and 175 transitions. [2019-10-22 10:15:05,686 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 175 transitions. [2019-10-22 10:15:05,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 10:15:05,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:05,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:05,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:05,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:05,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 100 states and 181 transitions. [2019-10-22 10:15:05,724 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 181 transitions. [2019-10-22 10:15:05,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 10:15:05,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:05,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:05,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:05,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:05,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 102 states and 183 transitions. [2019-10-22 10:15:05,770 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 183 transitions. [2019-10-22 10:15:05,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 10:15:05,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:05,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:05,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:05,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:05,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 104 states and 185 transitions. [2019-10-22 10:15:05,807 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 185 transitions. [2019-10-22 10:15:05,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 10:15:05,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:05,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:05,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:05,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:05,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 106 states and 187 transitions. [2019-10-22 10:15:05,845 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 187 transitions. [2019-10-22 10:15:05,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:15:05,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:05,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:05,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:06,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:06,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 109 states and 201 transitions. [2019-10-22 10:15:06,325 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 201 transitions. [2019-10-22 10:15:06,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:15:06,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:06,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:06,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:06,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:06,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 109 states and 200 transitions. [2019-10-22 10:15:06,429 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 200 transitions. [2019-10-22 10:15:06,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 10:15:06,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:06,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:06,436 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 10:15:06,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:06,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 111 states and 201 transitions. [2019-10-22 10:15:06,591 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 201 transitions. [2019-10-22 10:15:06,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 10:15:06,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:06,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:15:06,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:15:06,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:15:06,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:15:06,637 WARN L489 CodeCheckObserver]: This program is UNSAFE, Check terminated with 27 iterations. [2019-10-22 10:15:06,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:15:06 ImpRootNode [2019-10-22 10:15:06,666 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:15:06,667 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:15:06,667 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:15:06,667 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:15:06,667 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:15:03" (3/4) ... [2019-10-22 10:15:06,670 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-10-22 10:15:06,758 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_cdbf191f-337e-48db-b989-d8a74b4da511/bin/ukojak/witness.graphml [2019-10-22 10:15:06,758 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:15:06,772 INFO L168 Benchmark]: Toolchain (without parser) took 3928.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 196.1 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -136.6 MB). Peak memory consumption was 59.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:06,773 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:15:06,774 INFO L168 Benchmark]: CACSL2BoogieTranslator took 272.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -171.7 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:06,774 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:15:06,775 INFO L168 Benchmark]: Boogie Preprocessor took 27.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:06,775 INFO L168 Benchmark]: RCFGBuilder took 482.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 38.0 MB). Peak memory consumption was 38.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:06,776 INFO L168 Benchmark]: CodeCheck took 3021.42 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 73.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -17.7 MB). Peak memory consumption was 56.2 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:06,777 INFO L168 Benchmark]: Witness Printer took 91.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:06,780 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 2 procedures, 36 locations, 6 error locations. Result: UNSAFE, OverallTime: 2.9s, OverallIterations: 27, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 829693920 SDtfs, 950375842 SDslu, 1450674568 SDs, 0 SdLazy, 803229932 SolverSat, 202665982 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4110 GetRequests, 3792 SyntacticMatches, 246 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2383 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 424 NumberOfCodeBlocks, 424 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 380 ConstructedInterpolants, 0 QuantifiedInterpolants, 21274 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 24 PerfectInterpolantSequences, 1/5 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 - CounterExampleResult [Line: 81]: integer overflow possible integer overflow possible We found a FailurePath: [L53] int d = 1; [L54] int x = __VERIFIER_nondet_int(); [L56] COND TRUE __VERIFIER_nondet_int() [L57] EXPR d - 1 [L57] d = d - 1 [L61] COND FALSE !(__VERIFIER_nondet_int()) [L64] COND FALSE !(__VERIFIER_nondet_int()) [L67] COND FALSE !(__VERIFIER_nondet_int()) [L70] COND FALSE !(__VERIFIER_nondet_int()) [L76] COND TRUE __VERIFIER_nondet_int() [L77] EXPR d - 1 [L77] d = d - 1 [L80] COND TRUE x > 0 [L81] x - d * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 272.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -171.7 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 482.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 38.0 MB). Peak memory consumption was 38.0 MB. Max. memory is 11.5 GB. * CodeCheck took 3021.42 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 73.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -17.7 MB). Peak memory consumption was 56.2 MB. Max. memory is 11.5 GB. * Witness Printer took 91.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...