./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/locks/test_locks_6_true-unreach-call_true-valid-memsafety_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_263a83b2-f2c7-4845-bc40-c6c3becb46fe/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_263a83b2-f2c7-4845-bc40-c6c3becb46fe/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_263a83b2-f2c7-4845-bc40-c6c3becb46fe/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_263a83b2-f2c7-4845-bc40-c6c3becb46fe/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/locks/test_locks_6_true-unreach-call_true-valid-memsafety_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_263a83b2-f2c7-4845-bc40-c6c3becb46fe/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_263a83b2-f2c7-4845-bc40-c6c3becb46fe/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fc492c809d432e4c3053fa8c39191c1c15ea4eea .............................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 22:03:10,041 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:03:10,043 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:03:10,052 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:03:10,053 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:03:10,053 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:03:10,054 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:03:10,056 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:03:10,058 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:03:10,058 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:03:10,059 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:03:10,059 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:03:10,061 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:03:10,062 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:03:10,062 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:03:10,063 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:03:10,064 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:03:10,065 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:03:10,067 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:03:10,069 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:03:10,070 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:03:10,071 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:03:10,073 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:03:10,074 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:03:10,074 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:03:10,075 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:03:10,076 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:03:10,077 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:03:10,078 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:03:10,079 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:03:10,079 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:03:10,080 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:03:10,081 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:03:10,081 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:03:10,082 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:03:10,083 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:03:10,083 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_263a83b2-f2c7-4845-bc40-c6c3becb46fe/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 22:03:10,096 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:03:10,097 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:03:10,097 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:03:10,097 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 22:03:10,098 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 22:03:10,098 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 22:03:10,098 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:03:10,098 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:03:10,098 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 22:03:10,099 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:03:10,099 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:03:10,099 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:03:10,099 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:03:10,099 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:03:10,099 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:03:10,099 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:03:10,100 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:03:10,100 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 22:03:10,100 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 22:03:10,100 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:03:10,104 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:03:10,104 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 22:03:10,104 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:03:10,104 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:03:10,105 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:03:10,105 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 22:03:10,105 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:03:10,105 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 22:03:10,105 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_263a83b2-f2c7-4845-bc40-c6c3becb46fe/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 ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc492c809d432e4c3053fa8c39191c1c15ea4eea [2018-10-26 22:03:10,139 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:03:10,152 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:03:10,155 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:03:10,158 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:03:10,158 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:03:10,159 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_263a83b2-f2c7-4845-bc40-c6c3becb46fe/bin-2019/ukojak/../../sv-benchmarks/c/locks/test_locks_6_true-unreach-call_true-valid-memsafety_false-termination.c [2018-10-26 22:03:10,204 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_263a83b2-f2c7-4845-bc40-c6c3becb46fe/bin-2019/ukojak/data/cd738796b/2e042559464b4591aaf9b32d1bdd07f5/FLAG8a3d4fd75 [2018-10-26 22:03:10,585 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:03:10,585 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_263a83b2-f2c7-4845-bc40-c6c3becb46fe/sv-benchmarks/c/locks/test_locks_6_true-unreach-call_true-valid-memsafety_false-termination.c [2018-10-26 22:03:10,592 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_263a83b2-f2c7-4845-bc40-c6c3becb46fe/bin-2019/ukojak/data/cd738796b/2e042559464b4591aaf9b32d1bdd07f5/FLAG8a3d4fd75 [2018-10-26 22:03:10,603 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_263a83b2-f2c7-4845-bc40-c6c3becb46fe/bin-2019/ukojak/data/cd738796b/2e042559464b4591aaf9b32d1bdd07f5 [2018-10-26 22:03:10,606 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:03:10,608 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:03:10,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:03:10,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:03:10,612 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:03:10,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:03:10" (1/1) ... [2018-10-26 22:03:10,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1511b55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:03:10, skipping insertion in model container [2018-10-26 22:03:10,616 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:03:10" (1/1) ... [2018-10-26 22:03:10,625 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:03:10,646 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:03:10,790 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:03:10,794 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:03:10,812 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:03:10,823 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:03:10,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:03:10 WrapperNode [2018-10-26 22:03:10,824 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:03:10,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 22:03:10,825 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 22:03:10,825 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 22:03:10,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:03:10" (1/1) ... [2018-10-26 22:03:10,837 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:03:10" (1/1) ... [2018-10-26 22:03:10,853 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 22:03:10,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:03:10,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:03:10,854 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:03:10,862 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:03:10" (1/1) ... [2018-10-26 22:03:10,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:03:10" (1/1) ... [2018-10-26 22:03:10,863 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:03:10" (1/1) ... [2018-10-26 22:03:10,863 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:03:10" (1/1) ... [2018-10-26 22:03:10,865 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:03:10" (1/1) ... [2018-10-26 22:03:10,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:03:10" (1/1) ... [2018-10-26 22:03:10,870 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:03:10" (1/1) ... [2018-10-26 22:03:10,872 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:03:10,872 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:03:10,872 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:03:10,872 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:03:10,873 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:03:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_263a83b2-f2c7-4845-bc40-c6c3becb46fe/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 [2018-10-26 22:03:11,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:03:11,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:03:11,555 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:03:11,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:03:11 BoogieIcfgContainer [2018-10-26 22:03:11,556 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:03:11,557 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 22:03:11,557 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 22:03:11,566 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 22:03:11,566 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:03:11" (1/1) ... [2018-10-26 22:03:11,578 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:03:11,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:11,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2018-10-26 22:03:11,622 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2018-10-26 22:03:11,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-26 22:03:11,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:11,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:11,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:12,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:12,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2018-10-26 22:03:12,165 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2018-10-26 22:03:12,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-26 22:03:12,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:12,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:12,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:12,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:12,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2018-10-26 22:03:12,512 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2018-10-26 22:03:12,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-26 22:03:12,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:12,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:12,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:12,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:12,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2018-10-26 22:03:12,730 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2018-10-26 22:03:12,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-26 22:03:12,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:12,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:12,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:13,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:13,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2018-10-26 22:03:13,217 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2018-10-26 22:03:13,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 22:03:13,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:13,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:13,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:13,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:13,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2018-10-26 22:03:13,398 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2018-10-26 22:03:13,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 22:03:13,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:13,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:13,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:13,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:13,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2018-10-26 22:03:13,509 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2018-10-26 22:03:13,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 22:03:13,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:13,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:13,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:14,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:14,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2018-10-26 22:03:14,049 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2018-10-26 22:03:14,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-26 22:03:14,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:14,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:14,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:14,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:14,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2018-10-26 22:03:14,293 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2018-10-26 22:03:14,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-26 22:03:14,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:14,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:14,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:14,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:14,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2018-10-26 22:03:14,414 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2018-10-26 22:03:14,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-26 22:03:14,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:14,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:14,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:15,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:15,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 28 states and 42 transitions. [2018-10-26 22:03:15,285 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 42 transitions. [2018-10-26 22:03:15,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-26 22:03:15,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:15,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:15,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:15,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:15,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 39 transitions. [2018-10-26 22:03:15,429 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 39 transitions. [2018-10-26 22:03:15,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-26 22:03:15,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:15,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:15,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:15,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:15,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2018-10-26 22:03:15,661 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2018-10-26 22:03:15,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-26 22:03:15,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:15,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:15,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:15,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:15,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2018-10-26 22:03:15,810 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2018-10-26 22:03:15,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-26 22:03:15,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:15,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:15,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:16,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:16,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 30 states and 47 transitions. [2018-10-26 22:03:16,722 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 47 transitions. [2018-10-26 22:03:16,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-26 22:03:16,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:16,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:16,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:16,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:16,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 31 states and 47 transitions. [2018-10-26 22:03:16,870 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 47 transitions. [2018-10-26 22:03:16,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-26 22:03:16,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:16,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:16,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:17,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:17,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2018-10-26 22:03:17,005 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2018-10-26 22:03:17,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-26 22:03:17,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:17,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:17,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:17,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:17,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 26 states and 38 transitions. [2018-10-26 22:03:17,297 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 38 transitions. [2018-10-26 22:03:17,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-26 22:03:17,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:17,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:17,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:17,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:17,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2018-10-26 22:03:17,713 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2018-10-26 22:03:17,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-26 22:03:17,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:17,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:17,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:18,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:18,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 35 transitions. [2018-10-26 22:03:18,132 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2018-10-26 22:03:18,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-26 22:03:18,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:18,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:18,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:18,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:18,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2018-10-26 22:03:18,309 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2018-10-26 22:03:18,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-26 22:03:18,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:18,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:18,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:18,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:18,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2018-10-26 22:03:18,582 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2018-10-26 22:03:18,582 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 22:03:18,582 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 22 iterations. [2018-10-26 22:03:18,590 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 22:03:18,701 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 22:03:18,703 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 22:03:18,703 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 22:03:18,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 10:03:18 ImpRootNode [2018-10-26 22:03:18,704 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 22:03:18,704 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 22:03:18,704 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 22:03:18,704 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 22:03:18,705 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:03:11" (3/4) ... [2018-10-26 22:03:18,708 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 22:03:18,719 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-10-26 22:03:18,719 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-10-26 22:03:18,720 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-10-26 22:03:18,770 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_263a83b2-f2c7-4845-bc40-c6c3becb46fe/bin-2019/ukojak/witness.graphml [2018-10-26 22:03:18,770 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 22:03:18,771 INFO L168 Benchmark]: Toolchain (without parser) took 8164.03 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 335.0 MB). Free memory was 959.3 MB in the beginning and 969.7 MB in the end (delta: -10.4 MB). Peak memory consumption was 324.6 MB. Max. memory is 11.5 GB. [2018-10-26 22:03:18,772 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-10-26 22:03:18,772 INFO L168 Benchmark]: CACSL2BoogieTranslator took 215.55 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 22:03:18,773 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.15 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. [2018-10-26 22:03:18,773 INFO L168 Benchmark]: Boogie Preprocessor took 18.01 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:03:18,773 INFO L168 Benchmark]: RCFGBuilder took 684.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -193.2 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2018-10-26 22:03:18,774 INFO L168 Benchmark]: CodeCheck took 7147.09 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 166.7 MB). Free memory was 1.1 GB in the beginning and 977.2 MB in the end (delta: 161.9 MB). Peak memory consumption was 328.6 MB. Max. memory is 11.5 GB. [2018-10-26 22:03:18,774 INFO L168 Benchmark]: Witness Printer took 66.26 ms. Allocated memory is still 1.4 GB. Free memory was 977.2 MB in the beginning and 969.7 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. [2018-10-26 22:03:18,776 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, 29 locations, 1 error locations. SAFE Result, 6.9s OverallTime, 22 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 13631488 SDtfs, 7274940 SDslu, 0 SDs, 0 SdLazy, 35683704 SolverSat, 13482940 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2044 GetRequests, 1900 SyntacticMatches, 0 SemanticMatches, 144 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8635 ImplicationChecksByTransitivity, 5.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 232 NumberOfCodeBlocks, 232 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 211 ConstructedInterpolants, 0 QuantifiedInterpolants, 9359 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 21 PerfectInterpolantSequences, 0/0 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: 105]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 5]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 215.55 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.15 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. * Boogie Preprocessor took 18.01 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 684.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -193.2 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * CodeCheck took 7147.09 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 166.7 MB). Free memory was 1.1 GB in the beginning and 977.2 MB in the end (delta: 161.9 MB). Peak memory consumption was 328.6 MB. Max. memory is 11.5 GB. * Witness Printer took 66.26 ms. Allocated memory is still 1.4 GB. Free memory was 977.2 MB in the beginning and 969.7 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...