./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_edd0dd57-630e-446e-9944-9f4069fa1c03/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_edd0dd57-630e-446e-9944-9f4069fa1c03/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_edd0dd57-630e-446e-9944-9f4069fa1c03/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_edd0dd57-630e-446e-9944-9f4069fa1c03/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.v+nlh-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_edd0dd57-630e-446e-9944-9f4069fa1c03/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_edd0dd57-630e-446e-9944-9f4069fa1c03/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 edfcf451b435e6b30ae37c75ee1e2f5c8348550f ...................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 06:58:26,901 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 06:58:26,902 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 06:58:26,909 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 06:58:26,909 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 06:58:26,909 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 06:58:26,910 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 06:58:26,911 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 06:58:26,912 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 06:58:26,913 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 06:58:26,913 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 06:58:26,914 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 06:58:26,914 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 06:58:26,915 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 06:58:26,916 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 06:58:26,916 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 06:58:26,917 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 06:58:26,918 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 06:58:26,920 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 06:58:26,920 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 06:58:26,921 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 06:58:26,922 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 06:58:26,923 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 06:58:26,923 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 06:58:26,923 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 06:58:26,924 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 06:58:26,924 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 06:58:26,925 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 06:58:26,925 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 06:58:26,926 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 06:58:26,926 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 06:58:26,926 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 06:58:26,926 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 06:58:26,926 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 06:58:26,927 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 06:58:26,927 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 06:58:26,927 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_edd0dd57-630e-446e-9944-9f4069fa1c03/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 06:58:26,935 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 06:58:26,935 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 06:58:26,936 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 06:58:26,936 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 06:58:26,936 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 06:58:26,937 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 06:58:26,937 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 06:58:26,937 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 06:58:26,937 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 06:58:26,937 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 06:58:26,937 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 06:58:26,937 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 06:58:26,938 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 06:58:26,938 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 06:58:26,938 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 06:58:26,938 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 06:58:26,938 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 06:58:26,938 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 06:58:26,938 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 06:58:26,939 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 06:58:26,939 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 06:58:26,939 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 06:58:26,939 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 06:58:26,939 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 06:58:26,939 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 06:58:26,939 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 06:58:26,939 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 06:58:26,940 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 06:58:26,940 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 06:58:26,940 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_edd0dd57-630e-446e-9944-9f4069fa1c03/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 -> edfcf451b435e6b30ae37c75ee1e2f5c8348550f [2018-11-23 06:58:26,963 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 06:58:26,973 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 06:58:26,975 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 06:58:26,976 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 06:58:26,976 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 06:58:26,977 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_edd0dd57-630e-446e-9944-9f4069fa1c03/bin-2019/ukojak/../../sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.v+nlh-reducer.c [2018-11-23 06:58:27,022 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_edd0dd57-630e-446e-9944-9f4069fa1c03/bin-2019/ukojak/data/5f683648d/0f4aee3ecdcd437abacc94f471ca1c7f/FLAG87553a035 [2018-11-23 06:58:27,359 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 06:58:27,360 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_edd0dd57-630e-446e-9944-9f4069fa1c03/sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.v+nlh-reducer.c [2018-11-23 06:58:27,366 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_edd0dd57-630e-446e-9944-9f4069fa1c03/bin-2019/ukojak/data/5f683648d/0f4aee3ecdcd437abacc94f471ca1c7f/FLAG87553a035 [2018-11-23 06:58:27,781 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_edd0dd57-630e-446e-9944-9f4069fa1c03/bin-2019/ukojak/data/5f683648d/0f4aee3ecdcd437abacc94f471ca1c7f [2018-11-23 06:58:27,783 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 06:58:27,784 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 06:58:27,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 06:58:27,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 06:58:27,788 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 06:58:27,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:58:27" (1/1) ... [2018-11-23 06:58:27,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ee9d804 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:58:27, skipping insertion in model container [2018-11-23 06:58:27,791 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:58:27" (1/1) ... [2018-11-23 06:58:27,798 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 06:58:27,821 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 06:58:27,944 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:58:27,946 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 06:58:27,969 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:58:27,977 INFO L195 MainTranslator]: Completed translation [2018-11-23 06:58:27,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:58:27 WrapperNode [2018-11-23 06:58:27,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 06:58:27,978 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 06:58:27,978 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 06:58:27,978 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 06:58:27,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:58:27" (1/1) ... [2018-11-23 06:58:27,988 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:58:27" (1/1) ... [2018-11-23 06:58:28,002 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 06:58:28,002 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 06:58:28,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 06:58:28,003 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 06:58:28,047 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:58:27" (1/1) ... [2018-11-23 06:58:28,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:58:27" (1/1) ... [2018-11-23 06:58:28,048 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:58:27" (1/1) ... [2018-11-23 06:58:28,048 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:58:27" (1/1) ... [2018-11-23 06:58:28,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:58:27" (1/1) ... [2018-11-23 06:58:28,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:58:27" (1/1) ... [2018-11-23 06:58:28,053 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:58:27" (1/1) ... [2018-11-23 06:58:28,054 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 06:58:28,055 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 06:58:28,055 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 06:58:28,055 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 06:58:28,055 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:58:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_edd0dd57-630e-446e-9944-9f4069fa1c03/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 [2018-11-23 06:58:28,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 06:58:28,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 06:58:28,325 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 06:58:28,326 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-11-23 06:58:28,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:58:28 BoogieIcfgContainer [2018-11-23 06:58:28,326 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 06:58:28,326 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 06:58:28,327 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 06:58:28,335 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 06:58:28,336 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:58:28" (1/1) ... [2018-11-23 06:58:28,345 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:58:28,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:28,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2018-11-23 06:58:28,367 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2018-11-23 06:58:28,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-23 06:58:28,369 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:28,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:28,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:58:28,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:28,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2018-11-23 06:58:28,602 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2018-11-23 06:58:28,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-23 06:58:28,602 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:28,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:28,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:58:28,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:28,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 69 states and 94 transitions. [2018-11-23 06:58:28,666 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 94 transitions. [2018-11-23 06:58:28,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-23 06:58:28,667 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:28,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:28,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:58:28,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:28,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 97 transitions. [2018-11-23 06:58:28,831 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2018-11-23 06:58:28,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 06:58:28,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:28,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:28,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:58:29,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:29,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 75 states and 101 transitions. [2018-11-23 06:58:29,114 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 101 transitions. [2018-11-23 06:58:29,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 06:58:29,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:29,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:29,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:58:29,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:29,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2018-11-23 06:58:29,356 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2018-11-23 06:58:29,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 06:58:29,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:29,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:29,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:58:29,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:29,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 80 states and 109 transitions. [2018-11-23 06:58:29,428 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 109 transitions. [2018-11-23 06:58:29,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 06:58:29,428 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:29,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:29,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:58:29,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:29,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2018-11-23 06:58:29,671 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2018-11-23 06:58:29,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 06:58:29,671 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:29,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:29,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:58:29,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:29,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 76 states and 103 transitions. [2018-11-23 06:58:29,847 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 103 transitions. [2018-11-23 06:58:29,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 06:58:29,847 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:29,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:30,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:58:30,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:30,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 81 states and 108 transitions. [2018-11-23 06:58:30,756 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 108 transitions. [2018-11-23 06:58:30,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 06:58:30,757 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:30,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:30,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:58:30,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:30,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 84 states and 112 transitions. [2018-11-23 06:58:30,844 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 112 transitions. [2018-11-23 06:58:30,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 06:58:30,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:30,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:30,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:58:30,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:30,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 86 states and 114 transitions. [2018-11-23 06:58:30,926 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 114 transitions. [2018-11-23 06:58:30,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 06:58:30,927 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:30,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:31,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:58:31,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:31,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 94 states and 127 transitions. [2018-11-23 06:58:31,577 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 127 transitions. [2018-11-23 06:58:31,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 06:58:31,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:31,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:31,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:58:31,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:31,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 96 states and 129 transitions. [2018-11-23 06:58:31,697 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 129 transitions. [2018-11-23 06:58:31,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 06:58:31,698 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:31,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:31,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:58:31,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:31,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 99 states and 132 transitions. [2018-11-23 06:58:31,935 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 132 transitions. [2018-11-23 06:58:31,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 06:58:31,935 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:31,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:32,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:58:32,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:32,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 102 states and 135 transitions. [2018-11-23 06:58:32,214 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 135 transitions. [2018-11-23 06:58:32,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 06:58:32,214 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:32,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:32,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:58:32,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:32,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 88 states and 111 transitions. [2018-11-23 06:58:32,639 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 111 transitions. [2018-11-23 06:58:32,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 06:58:32,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:32,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:32,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:58:33,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:33,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 86 states and 107 transitions. [2018-11-23 06:58:33,186 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 107 transitions. [2018-11-23 06:58:33,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 06:58:33,186 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:33,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:33,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:58:33,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:33,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 84 states and 104 transitions. [2018-11-23 06:58:33,503 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 104 transitions. [2018-11-23 06:58:33,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 06:58:33,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:33,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:33,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:58:33,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:33,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 67 states and 79 transitions. [2018-11-23 06:58:33,976 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 79 transitions. [2018-11-23 06:58:33,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 06:58:33,976 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:33,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:34,131 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:58:34,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:34,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 52 states and 63 transitions. [2018-11-23 06:58:34,737 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 63 transitions. [2018-11-23 06:58:34,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 06:58:34,737 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:34,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:34,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:58:35,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:35,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 52 states and 62 transitions. [2018-11-23 06:58:35,291 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 62 transitions. [2018-11-23 06:58:35,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 06:58:35,291 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:35,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:35,398 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:58:35,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:35,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 55 states and 65 transitions. [2018-11-23 06:58:35,849 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 65 transitions. [2018-11-23 06:58:35,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 06:58:35,850 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:58:35,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:58:35,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:58:35,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:58:35,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2018-11-23 06:58:35,880 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2018-11-23 06:58:35,880 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 06:58:35,880 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 24 iterations. [2018-11-23 06:58:35,888 INFO L775 CodeCheckObserver]: All specifications hold 17 specifications checked. All of them hold [2018-11-23 06:58:35,984 INFO L579 CodeCheckObserver]: Invariant with dag size 8 [2018-11-23 06:58:35,990 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 06:58:35,991 INFO L579 CodeCheckObserver]: Invariant with dag size 8 [2018-11-23 06:58:35,991 INFO L579 CodeCheckObserver]: Invariant with dag size 6 [2018-11-23 06:58:35,991 INFO L579 CodeCheckObserver]: Invariant with dag size 8 [2018-11-23 06:58:35,992 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 06:58:35,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 06:58:35 ImpRootNode [2018-11-23 06:58:35,992 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 06:58:35,993 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 06:58:35,993 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 06:58:35,993 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 06:58:35,993 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:58:28" (3/4) ... [2018-11-23 06:58:35,996 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 06:58:36,005 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 06:58:36,005 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 06:58:36,059 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_edd0dd57-630e-446e-9944-9f4069fa1c03/bin-2019/ukojak/witness.graphml [2018-11-23 06:58:36,059 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 06:58:36,060 INFO L168 Benchmark]: Toolchain (without parser) took 8276.35 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 264.8 MB). Free memory was 959.2 MB in the beginning and 968.5 MB in the end (delta: -9.2 MB). Peak memory consumption was 255.5 MB. Max. memory is 11.5 GB. [2018-11-23 06:58:36,060 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:58:36,060 INFO L168 Benchmark]: CACSL2BoogieTranslator took 193.48 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 945.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-23 06:58:36,061 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.12 ms. Allocated memory is still 1.0 GB. Free memory was 945.8 MB in the beginning and 943.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 06:58:36,061 INFO L168 Benchmark]: Boogie Preprocessor took 52.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 943.1 MB in the beginning and 1.1 GB in the end (delta: -191.9 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. [2018-11-23 06:58:36,061 INFO L168 Benchmark]: RCFGBuilder took 271.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-11-23 06:58:36,061 INFO L168 Benchmark]: CodeCheck took 7665.89 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 125.8 MB). Free memory was 1.1 GB in the beginning and 976.4 MB in the end (delta: 133.5 MB). Peak memory consumption was 259.4 MB. Max. memory is 11.5 GB. [2018-11-23 06:58:36,061 INFO L168 Benchmark]: Witness Printer took 66.37 ms. Allocated memory is still 1.3 GB. Free memory was 976.4 MB in the beginning and 968.5 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 11.5 GB. [2018-11-23 06:58:36,063 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, 71 locations, 17 error locations. SAFE Result, 7.5s OverallTime, 24 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 33676992 SDtfs, 29154888 SDslu, 33079416 SDs, 0 SdLazy, 176480184 SolverSat, 60570164 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2471 GetRequests, 2166 SyntacticMatches, 101 SemanticMatches, 204 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14889 ImplicationChecksByTransitivity, 6.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 298 NumberOfCodeBlocks, 298 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 275 ConstructedInterpolants, 0 QuantifiedInterpolants, 10935 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 23 InterpolantComputations, 20 PerfectInterpolantSequences, 7/13 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: 220]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 172]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 150]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 110]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 184]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 122]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 232]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 293]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 80]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 305]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 51]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 334]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 274]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 138]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 346]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 68]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 39]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 17 specifications checked. All of them hold - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: (!(main__t == main__tagbuf_len) && main__t <= main__tagbuf_len) && 0 <= main__t - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: (!(main__t == main__tagbuf_len) && main__t <= main__tagbuf_len) && 0 <= main__t - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: main__t <= main__tagbuf_len && 1 <= main__t - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: (main__t <= main__tagbuf_len && !(main__tagbuf_len == main__t)) && 1 <= main__t - InvariantResult [Line: 10]: Loop Invariant Derived loop invariant: 1 * 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 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 193.48 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 945.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.12 ms. Allocated memory is still 1.0 GB. Free memory was 945.8 MB in the beginning and 943.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 943.1 MB in the beginning and 1.1 GB in the end (delta: -191.9 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 271.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * CodeCheck took 7665.89 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 125.8 MB). Free memory was 1.1 GB in the beginning and 976.4 MB in the end (delta: 133.5 MB). Peak memory consumption was 259.4 MB. Max. memory is 11.5 GB. * Witness Printer took 66.37 ms. Allocated memory is still 1.3 GB. Free memory was 976.4 MB in the beginning and 968.5 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...