./Ultimate.py --spec ../../sv-benchmarks/c/NoOverflows.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi3_true-termination_true-no-overflow.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ed52a09a-689c-452a-bfb7-7689161a3966/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ed52a09a-689c-452a-bfb7-7689161a3966/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ed52a09a-689c-452a-bfb7-7689161a3966/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ed52a09a-689c-452a-bfb7-7689161a3966/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi3_true-termination_true-no-overflow.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ed52a09a-689c-452a-bfb7-7689161a3966/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ed52a09a-689c-452a-bfb7-7689161a3966/bin-2019/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 500cb8735f650eb0e7c33062ddc23c2166b17f19 ........................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 01:42:47,529 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 01:42:47,530 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 01:42:47,536 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 01:42:47,536 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 01:42:47,537 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 01:42:47,538 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 01:42:47,539 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 01:42:47,540 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 01:42:47,541 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 01:42:47,541 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 01:42:47,541 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 01:42:47,542 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 01:42:47,543 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 01:42:47,543 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 01:42:47,544 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 01:42:47,544 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 01:42:47,545 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 01:42:47,546 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 01:42:47,547 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 01:42:47,548 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 01:42:47,549 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 01:42:47,550 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 01:42:47,551 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 01:42:47,551 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 01:42:47,551 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 01:42:47,552 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 01:42:47,552 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 01:42:47,553 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 01:42:47,553 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 01:42:47,553 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 01:42:47,554 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 01:42:47,554 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 01:42:47,554 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 01:42:47,555 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 01:42:47,555 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 01:42:47,556 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ed52a09a-689c-452a-bfb7-7689161a3966/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2018-11-10 01:42:47,563 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 01:42:47,563 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 01:42:47,564 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 01:42:47,564 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 01:42:47,564 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 01:42:47,564 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 01:42:47,565 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 01:42:47,565 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 01:42:47,565 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 01:42:47,565 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 01:42:47,565 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 01:42:47,565 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 01:42:47,565 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 01:42:47,565 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-10 01:42:47,566 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 01:42:47,566 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 01:42:47,566 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 01:42:47,566 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 01:42:47,566 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 01:42:47,566 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 01:42:47,566 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 01:42:47,567 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 01:42:47,567 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 01:42:47,567 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 01:42:47,567 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 01:42:47,567 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 01:42:47,567 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 01:42:47,567 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_ed52a09a-689c-452a-bfb7-7689161a3966/bin-2019/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 -> 500cb8735f650eb0e7c33062ddc23c2166b17f19 [2018-11-10 01:42:47,591 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 01:42:47,600 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 01:42:47,603 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 01:42:47,604 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 01:42:47,604 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 01:42:47,605 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ed52a09a-689c-452a-bfb7-7689161a3966/bin-2019/ukojak/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi3_true-termination_true-no-overflow.c [2018-11-10 01:42:47,650 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ed52a09a-689c-452a-bfb7-7689161a3966/bin-2019/ukojak/data/ebdac96f0/716b6e40fc8440c0b9d1cbe8cf3389db/FLAGca5a63017 [2018-11-10 01:42:48,045 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 01:42:48,046 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ed52a09a-689c-452a-bfb7-7689161a3966/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi3_true-termination_true-no-overflow.c [2018-11-10 01:42:48,050 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ed52a09a-689c-452a-bfb7-7689161a3966/bin-2019/ukojak/data/ebdac96f0/716b6e40fc8440c0b9d1cbe8cf3389db/FLAGca5a63017 [2018-11-10 01:42:48,061 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ed52a09a-689c-452a-bfb7-7689161a3966/bin-2019/ukojak/data/ebdac96f0/716b6e40fc8440c0b9d1cbe8cf3389db [2018-11-10 01:42:48,063 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 01:42:48,064 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 01:42:48,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 01:42:48,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 01:42:48,069 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 01:42:48,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:42:48" (1/1) ... [2018-11-10 01:42:48,072 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ac897aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:42:48, skipping insertion in model container [2018-11-10 01:42:48,072 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:42:48" (1/1) ... [2018-11-10 01:42:48,080 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 01:42:48,093 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 01:42:48,191 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:42:48,193 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 01:42:48,202 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:42:48,210 INFO L193 MainTranslator]: Completed translation [2018-11-10 01:42:48,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:42:48 WrapperNode [2018-11-10 01:42:48,210 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 01:42:48,211 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 01:42:48,211 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 01:42:48,211 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 01:42:48,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:42:48" (1/1) ... [2018-11-10 01:42:48,219 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:42:48" (1/1) ... [2018-11-10 01:42:48,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 01:42:48,228 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 01:42:48,228 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 01:42:48,229 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 01:42:48,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:42:48" (1/1) ... [2018-11-10 01:42:48,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:42:48" (1/1) ... [2018-11-10 01:42:48,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:42:48" (1/1) ... [2018-11-10 01:42:48,234 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:42:48" (1/1) ... [2018-11-10 01:42:48,235 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:42:48" (1/1) ... [2018-11-10 01:42:48,238 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:42:48" (1/1) ... [2018-11-10 01:42:48,238 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:42:48" (1/1) ... [2018-11-10 01:42:48,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 01:42:48,239 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 01:42:48,239 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 01:42:48,239 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 01:42:48,240 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:42:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ed52a09a-689c-452a-bfb7-7689161a3966/bin-2019/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 [2018-11-10 01:42:48,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 01:42:48,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 01:42:48,411 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 01:42:48,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:42:48 BoogieIcfgContainer [2018-11-10 01:42:48,412 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 01:42:48,412 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 01:42:48,412 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 01:42:48,419 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 01:42:48,419 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:42:48" (1/1) ... [2018-11-10 01:42:48,428 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:42:48,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:48,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2018-11-10 01:42:48,459 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2018-11-10 01:42:48,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-10 01:42:48,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:48,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:48,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:42:48,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:48,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2018-11-10 01:42:48,595 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2018-11-10 01:42:48,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-10 01:42:48,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:48,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:48,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:42:48,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:48,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2018-11-10 01:42:48,697 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2018-11-10 01:42:48,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 01:42:48,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:48,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:48,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:42:48,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:48,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2018-11-10 01:42:48,859 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2018-11-10 01:42:48,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 01:42:48,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:48,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:48,901 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 01:42:49,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:49,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 36 states and 53 transitions. [2018-11-10 01:42:49,146 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2018-11-10 01:42:49,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 01:42:49,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:49,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:49,186 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 01:42:49,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:49,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 45 states and 71 transitions. [2018-11-10 01:42:49,498 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 71 transitions. [2018-11-10 01:42:49,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 01:42:49,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:49,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:49,538 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 01:42:49,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:49,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 55 states and 93 transitions. [2018-11-10 01:42:49,882 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 93 transitions. [2018-11-10 01:42:49,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 01:42:49,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:49,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:49,896 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 01:42:49,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:49,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 56 states and 93 transitions. [2018-11-10 01:42:49,992 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 93 transitions. [2018-11-10 01:42:49,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 01:42:49,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:49,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:50,008 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 01:42:50,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:50,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 57 states and 93 transitions. [2018-11-10 01:42:50,092 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 93 transitions. [2018-11-10 01:42:50,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 01:42:50,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:50,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:50,159 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 01:42:50,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:50,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 66 states and 108 transitions. [2018-11-10 01:42:50,602 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 108 transitions. [2018-11-10 01:42:50,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 01:42:50,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:50,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:50,615 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 01:42:50,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:50,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 67 states and 109 transitions. [2018-11-10 01:42:50,799 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 109 transitions. [2018-11-10 01:42:50,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 01:42:50,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:50,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:50,812 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 01:42:50,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:50,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 68 states and 109 transitions. [2018-11-10 01:42:50,916 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 109 transitions. [2018-11-10 01:42:50,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 01:42:50,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:50,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:50,929 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 01:42:51,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:51,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 69 states and 110 transitions. [2018-11-10 01:42:51,100 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 110 transitions. [2018-11-10 01:42:51,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 01:42:51,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:51,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:51,113 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 01:42:51,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:51,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 68 states and 108 transitions. [2018-11-10 01:42:51,226 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 108 transitions. [2018-11-10 01:42:51,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 01:42:51,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:51,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:51,238 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 01:42:51,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:51,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 70 states and 110 transitions. [2018-11-10 01:42:51,407 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 110 transitions. [2018-11-10 01:42:51,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 01:42:51,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:51,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:51,476 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 01:42:52,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:52,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 89 states and 143 transitions. [2018-11-10 01:42:52,615 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 143 transitions. [2018-11-10 01:42:52,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 01:42:52,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:52,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:52,628 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 01:42:52,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:52,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2018-11-10 01:42:52,773 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2018-11-10 01:42:52,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 01:42:52,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:52,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:52,784 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 01:42:53,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:53,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 94 states and 148 transitions. [2018-11-10 01:42:53,019 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 148 transitions. [2018-11-10 01:42:53,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 01:42:53,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:53,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:53,028 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 01:42:53,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:53,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 93 states and 144 transitions. [2018-11-10 01:42:53,134 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 144 transitions. [2018-11-10 01:42:53,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 01:42:53,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:53,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:53,144 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 01:42:53,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:53,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 94 states and 145 transitions. [2018-11-10 01:42:53,264 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 145 transitions. [2018-11-10 01:42:53,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 01:42:53,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:53,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:53,275 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 01:42:53,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:53,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 99 states and 152 transitions. [2018-11-10 01:42:53,661 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 152 transitions. [2018-11-10 01:42:53,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 01:42:53,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:53,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:53,670 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 01:42:53,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:53,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 98 states and 150 transitions. [2018-11-10 01:42:53,806 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 150 transitions. [2018-11-10 01:42:53,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 01:42:53,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:53,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:53,817 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 2 proven. 17 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-10 01:42:53,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:53,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 97 states and 148 transitions. [2018-11-10 01:42:53,967 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 148 transitions. [2018-11-10 01:42:53,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 01:42:53,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:53,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:53,979 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 01:42:54,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:54,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 43 states and 55 transitions. [2018-11-10 01:42:54,083 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2018-11-10 01:42:54,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 01:42:54,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:54,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:54,093 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-10 01:42:54,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:54,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 50 states and 63 transitions. [2018-11-10 01:42:54,469 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 63 transitions. [2018-11-10 01:42:54,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 01:42:54,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:42:54,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:42:54,479 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 01:42:54,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:42:54,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2018-11-10 01:42:54,773 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2018-11-10 01:42:54,773 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 01:42:54,773 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 26 iterations. [2018-11-10 01:42:54,780 INFO L778 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2018-11-10 01:42:55,075 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 01:42:55,076 INFO L582 CodeCheckObserver]: Invariant with dag size 26 [2018-11-10 01:42:55,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 01:42:55 ImpRootNode [2018-11-10 01:42:55,082 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 01:42:55,082 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 01:42:55,082 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 01:42:55,082 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 01:42:55,082 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:42:48" (3/4) ... [2018-11-10 01:42:55,084 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 01:42:55,090 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-10 01:42:55,090 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 01:42:55,090 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 01:42:55,120 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ed52a09a-689c-452a-bfb7-7689161a3966/bin-2019/ukojak/witness.graphml [2018-11-10 01:42:55,121 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 01:42:55,121 INFO L168 Benchmark]: Toolchain (without parser) took 7057.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 199.2 MB). Free memory was 959.3 MB in the beginning and 858.1 MB in the end (delta: 101.1 MB). Peak memory consumption was 300.4 MB. Max. memory is 11.5 GB. [2018-11-10 01:42:55,122 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:42:55,122 INFO L168 Benchmark]: CACSL2BoogieTranslator took 145.28 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 948.5 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-11-10 01:42:55,122 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.46 ms. Allocated memory is still 1.0 GB. Free memory is still 948.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:42:55,122 INFO L168 Benchmark]: Boogie Preprocessor took 10.61 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 01:42:55,123 INFO L168 Benchmark]: RCFGBuilder took 172.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -174.6 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. [2018-11-10 01:42:55,123 INFO L168 Benchmark]: CodeCheck took 6669.53 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 66.6 MB). Free memory was 1.1 GB in the beginning and 858.1 MB in the end (delta: 262.2 MB). Peak memory consumption was 328.8 MB. Max. memory is 11.5 GB. [2018-11-10 01:42:55,123 INFO L168 Benchmark]: Witness Printer took 38.72 ms. Allocated memory is still 1.2 GB. Free memory is still 858.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:42:55,125 INFO L336 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, 18 locations, 4 error locations. SAFE Result, 6.3s OverallTime, 26 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 251658240 SDtfs, 350779912 SDslu, 462457112 SDs, 0 SdLazy, 742829938 SolverSat, 191312682 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4220 GetRequests, 3696 SyntacticMatches, 278 SemanticMatches, 246 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29350 ImplicationChecksByTransitivity, 5.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 500 NumberOfCodeBlocks, 500 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 475 ConstructedInterpolants, 0 QuantifiedInterpolants, 29213 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 25 InterpolantComputations, 12 PerfectInterpolantSequences, 442/605 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 22]: 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: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((((((m < j + 1 && n <= 2147483647) && m <= 2147483647) && 1 <= m) && 0 < i) && i <= 2147483646) || (((((i <= 0 && n <= 2147483647) && m <= 2147483647) && 0 < j) && 1 <= m) && 0 <= i)) || (((((n <= 2147483647 && m <= 2147483647) && 0 < j) && j + 1 <= m) && 0 < i) && i <= 2147483646)) || (((((n <= 2147483647 && m <= 2147483647) && j + 1 <= m) && j <= 0) && 0 <= j) && 0 <= i) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 145.28 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 948.5 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.46 ms. Allocated memory is still 1.0 GB. Free memory is still 948.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.61 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 172.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -174.6 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. * CodeCheck took 6669.53 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 66.6 MB). Free memory was 1.1 GB in the beginning and 858.1 MB in the end (delta: 262.2 MB). Peak memory consumption was 328.8 MB. Max. memory is 11.5 GB. * Witness Printer took 38.72 ms. Allocated memory is still 1.2 GB. Free memory is still 858.1 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...