./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-cousot9.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a60d5d4b-0193-4b34-ba11-9dad17fea7d1/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a60d5d4b-0193-4b34-ba11-9dad17fea7d1/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a60d5d4b-0193-4b34-ba11-9dad17fea7d1/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a60d5d4b-0193-4b34-ba11-9dad17fea7d1/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-cousot9.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a60d5d4b-0193-4b34-ba11-9dad17fea7d1/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a60d5d4b-0193-4b34-ba11-9dad17fea7d1/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 0a8f096dedbbe798ef2fe808d4231fc7a503c17f ................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:37:35,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:37:35,894 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:37:35,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:37:35,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:37:35,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:37:35,970 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:37:35,972 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:37:35,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:37:35,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:37:35,977 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:37:35,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:37:35,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:37:35,980 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:37:35,981 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:37:35,983 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:37:35,984 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:37:35,985 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:37:35,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:37:35,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:37:35,992 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:37:35,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:37:35,996 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:37:35,997 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:37:36,002 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:37:36,006 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:37:36,006 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:37:36,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:37:36,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:37:36,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:37:36,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:37:36,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:37:36,014 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:37:36,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:37:36,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:37:36,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:37:36,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:37:36,018 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:37:36,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:37:36,019 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:37:36,020 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:37:36,023 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a60d5d4b-0193-4b34-ba11-9dad17fea7d1/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2020-11-28 04:37:36,061 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:37:36,062 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:37:36,063 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:37:36,063 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:37:36,064 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:37:36,064 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:37:36,064 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:37:36,065 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 04:37:36,065 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:37:36,065 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:37:36,066 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:37:36,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:37:36,067 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:37:36,067 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-11-28 04:37:36,067 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:37:36,067 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:37:36,068 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:37:36,068 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:37:36,068 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:37:36,068 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:37:36,069 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:37:36,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:37:36,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:37:36,069 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:37:36,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:37:36,070 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:37:36,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:37:36,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:37:36,071 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_a60d5d4b-0193-4b34-ba11-9dad17fea7d1/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a60d5d4b-0193-4b34-ba11-9dad17fea7d1/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a8f096dedbbe798ef2fe808d4231fc7a503c17f [2020-11-28 04:37:36,365 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:37:36,399 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:37:36,402 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:37:36,403 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:37:36,404 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:37:36,405 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a60d5d4b-0193-4b34-ba11-9dad17fea7d1/bin/ukojak/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-cousot9.c [2020-11-28 04:37:36,467 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a60d5d4b-0193-4b34-ba11-9dad17fea7d1/bin/ukojak/data/6df92d30e/61f6cc15e3a44110b0190565adc4265d/FLAGda7bde33f [2020-11-28 04:37:36,986 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:37:36,987 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a60d5d4b-0193-4b34-ba11-9dad17fea7d1/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-cousot9.c [2020-11-28 04:37:36,992 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a60d5d4b-0193-4b34-ba11-9dad17fea7d1/bin/ukojak/data/6df92d30e/61f6cc15e3a44110b0190565adc4265d/FLAGda7bde33f [2020-11-28 04:37:37,375 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a60d5d4b-0193-4b34-ba11-9dad17fea7d1/bin/ukojak/data/6df92d30e/61f6cc15e3a44110b0190565adc4265d [2020-11-28 04:37:37,378 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:37:37,380 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:37:37,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:37:37,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:37:37,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:37:37,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:37:37" (1/1) ... [2020-11-28 04:37:37,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e6ee349 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:37, skipping insertion in model container [2020-11-28 04:37:37,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:37:37" (1/1) ... [2020-11-28 04:37:37,394 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:37:37,409 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:37:37,565 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:37:37,568 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:37:37,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:37:37,615 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:37:37,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:37 WrapperNode [2020-11-28 04:37:37,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:37:37,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:37:37,618 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:37:37,618 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:37:37,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:37" (1/1) ... [2020-11-28 04:37:37,629 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:37" (1/1) ... [2020-11-28 04:37:37,647 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:37:37,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:37:37,648 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:37:37,648 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:37:37,654 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:37" (1/1) ... [2020-11-28 04:37:37,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:37" (1/1) ... [2020-11-28 04:37:37,655 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:37" (1/1) ... [2020-11-28 04:37:37,655 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:37" (1/1) ... [2020-11-28 04:37:37,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:37" (1/1) ... [2020-11-28 04:37:37,660 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:37" (1/1) ... [2020-11-28 04:37:37,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:37" (1/1) ... [2020-11-28 04:37:37,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:37:37,662 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:37:37,663 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:37:37,663 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:37:37,664 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a60d5d4b-0193-4b34-ba11-9dad17fea7d1/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:37:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:37:37,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:37:37,897 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:37:37,898 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-11-28 04:37:37,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:37:37 BoogieIcfgContainer [2020-11-28 04:37:37,900 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:37:37,900 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:37:37,901 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:37:37,911 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:37:37,911 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:37:37" (1/1) ... [2020-11-28 04:37:37,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:37:37,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:37,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2020-11-28 04:37:37,952 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2020-11-28 04:37:37,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-28 04:37:37,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:38,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:38,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:38,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:38,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2020-11-28 04:37:38,238 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2020-11-28 04:37:38,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-28 04:37:38,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:38,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:38,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:38,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:38,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 18 states and 26 transitions. [2020-11-28 04:37:38,440 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 26 transitions. [2020-11-28 04:37:38,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-11-28 04:37:38,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:38,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:38,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:38,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:38,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2020-11-28 04:37:38,662 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2020-11-28 04:37:38,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-11-28 04:37:38,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:38,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:38,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:38,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:38,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2020-11-28 04:37:38,800 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2020-11-28 04:37:38,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-28 04:37:38,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:38,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:38,844 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:38,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:38,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2020-11-28 04:37:38,921 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2020-11-28 04:37:38,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-28 04:37:38,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:38,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:38,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:39,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:39,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2020-11-28 04:37:39,435 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2020-11-28 04:37:39,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-28 04:37:39,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:39,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:39,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:37:39,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:39,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 22 states and 33 transitions. [2020-11-28 04:37:39,772 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 33 transitions. [2020-11-28 04:37:39,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-28 04:37:39,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:39,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:39,840 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:40,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:40,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2020-11-28 04:37:40,043 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2020-11-28 04:37:40,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-28 04:37:40,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:40,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:40,144 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:41,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:41,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 28 states and 47 transitions. [2020-11-28 04:37:41,339 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 47 transitions. [2020-11-28 04:37:41,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-28 04:37:41,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:41,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:41,371 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:37:41,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:41,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2020-11-28 04:37:41,618 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2020-11-28 04:37:41,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 04:37:41,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:41,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:41,640 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-28 04:37:41,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:41,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 32 states and 53 transitions. [2020-11-28 04:37:41,989 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 53 transitions. [2020-11-28 04:37:41,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 04:37:41,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:42,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:42,160 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:43,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:43,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 67 transitions. [2020-11-28 04:37:43,805 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2020-11-28 04:37:43,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 04:37:43,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:43,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:43,838 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-28 04:37:44,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:44,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 73 transitions. [2020-11-28 04:37:44,571 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2020-11-28 04:37:44,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-28 04:37:44,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:44,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:44,589 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-28 04:37:45,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:45,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 44 states and 74 transitions. [2020-11-28 04:37:45,076 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 74 transitions. [2020-11-28 04:37:45,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-28 04:37:45,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:45,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:45,236 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:46,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:46,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 53 states and 87 transitions. [2020-11-28 04:37:46,431 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 87 transitions. [2020-11-28 04:37:46,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-28 04:37:46,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:46,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:46,464 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-28 04:37:46,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:46,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 54 states and 87 transitions. [2020-11-28 04:37:46,505 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 87 transitions. [2020-11-28 04:37:46,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-28 04:37:46,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:46,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:46,548 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:37:46,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:46,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 56 states and 89 transitions. [2020-11-28 04:37:46,978 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 89 transitions. [2020-11-28 04:37:46,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 04:37:46,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:46,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:47,362 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 10 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:48,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:48,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 65 states and 101 transitions. [2020-11-28 04:37:48,805 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 101 transitions. [2020-11-28 04:37:48,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 04:37:48,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:48,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:48,962 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-28 04:37:49,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:49,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 69 states and 106 transitions. [2020-11-28 04:37:49,737 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 106 transitions. [2020-11-28 04:37:49,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-28 04:37:49,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:49,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:49,780 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 32 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-28 04:37:50,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:50,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 73 states and 111 transitions. [2020-11-28 04:37:50,541 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 111 transitions. [2020-11-28 04:37:50,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-28 04:37:50,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:50,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:50,937 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 42 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:53,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:53,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2020-11-28 04:37:53,473 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2020-11-28 04:37:53,473 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 04:37:53,473 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 22 iterations. [2020-11-28 04:37:53,479 INFO L765 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2020-11-28 04:37:53,526 INFO L569 CodeCheckObserver]: Invariant with dag size 8 [2020-11-28 04:37:53,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:37:53 ImpRootNode [2020-11-28 04:37:53,537 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:37:53,537 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:37:53,538 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:37:53,538 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:37:53,538 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:37:37" (3/4) ... [2020-11-28 04:37:53,541 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 04:37:53,547 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2020-11-28 04:37:53,547 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2020-11-28 04:37:53,547 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 04:37:53,601 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a60d5d4b-0193-4b34-ba11-9dad17fea7d1/bin/ukojak/witness.graphml [2020-11-28 04:37:53,601 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:37:53,603 INFO L168 Benchmark]: Toolchain (without parser) took 16221.94 ms. Allocated memory was 98.6 MB in the beginning and 272.6 MB in the end (delta: 174.1 MB). Free memory was 71.7 MB in the beginning and 98.1 MB in the end (delta: -26.4 MB). Peak memory consumption was 148.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:53,604 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 98.6 MB. Free memory is still 57.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:37:53,604 INFO L168 Benchmark]: CACSL2BoogieTranslator took 234.68 ms. Allocated memory is still 98.6 MB. Free memory was 71.7 MB in the beginning and 76.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:53,605 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.51 ms. Allocated memory is still 98.6 MB. Free memory was 76.9 MB in the beginning and 75.8 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:37:53,606 INFO L168 Benchmark]: Boogie Preprocessor took 14.19 ms. Allocated memory is still 98.6 MB. Free memory was 75.8 MB in the beginning and 74.8 MB in the end (delta: 961.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:53,610 INFO L168 Benchmark]: RCFGBuilder took 237.37 ms. Allocated memory is still 98.6 MB. Free memory was 74.8 MB in the beginning and 64.7 MB in the end (delta: 10.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:53,610 INFO L168 Benchmark]: CodeCheck took 15636.53 ms. Allocated memory was 98.6 MB in the beginning and 272.6 MB in the end (delta: 174.1 MB). Free memory was 64.3 MB in the beginning and 100.2 MB in the end (delta: -35.8 MB). Peak memory consumption was 139.7 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:53,616 INFO L168 Benchmark]: Witness Printer took 63.50 ms. Allocated memory is still 272.6 MB. Free memory was 100.2 MB in the beginning and 98.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:53,620 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 12 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.5s, OverallIterations: 22, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4194304 SDtfs, 11451984 SDslu, 4194304 SDs, 0 SdLazy, 50413510 SolverSat, 11437602 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3090 GetRequests, 2694 SyntacticMatches, 134 SemanticMatches, 262 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35942 ImplicationChecksByTransitivity, 13.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 310 NumberOfCodeBlocks, 310 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 289 ConstructedInterpolants, 0 QuantifiedInterpolants, 14389 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 7 PerfectInterpolantSequences, 225/395 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 23]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 20]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 23]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 20]: 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: 18]: Loop Invariant Derived loop invariant: (N <= 2147483647 && i <= N) && j <= 2147483647 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 98.6 MB. Free memory is still 57.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 234.68 ms. Allocated memory is still 98.6 MB. Free memory was 71.7 MB in the beginning and 76.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 29.51 ms. Allocated memory is still 98.6 MB. Free memory was 76.9 MB in the beginning and 75.8 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 14.19 ms. Allocated memory is still 98.6 MB. Free memory was 75.8 MB in the beginning and 74.8 MB in the end (delta: 961.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 237.37 ms. Allocated memory is still 98.6 MB. Free memory was 74.8 MB in the beginning and 64.7 MB in the end (delta: 10.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * CodeCheck took 15636.53 ms. Allocated memory was 98.6 MB in the beginning and 272.6 MB in the end (delta: 174.1 MB). Free memory was 64.3 MB in the beginning and 100.2 MB in the end (delta: -35.8 MB). Peak memory consumption was 139.7 MB. Max. memory is 16.1 GB. * Witness Printer took 63.50 ms. Allocated memory is still 272.6 MB. Free memory was 100.2 MB in the beginning and 98.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...