./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.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 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ea3375a2-9083-4dbd-a5f6-42867d36832d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ea3375a2-9083-4dbd-a5f6-42867d36832d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ea3375a2-9083-4dbd-a5f6-42867d36832d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ea3375a2-9083-4dbd-a5f6-42867d36832d/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_ea3375a2-9083-4dbd-a5f6-42867d36832d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ea3375a2-9083-4dbd-a5f6-42867d36832d/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 0.1.23-635dfa2 [2018-12-02 04:02:08,998 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 04:02:08,999 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 04:02:09,007 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 04:02:09,008 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 04:02:09,008 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 04:02:09,009 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 04:02:09,010 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 04:02:09,012 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 04:02:09,012 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 04:02:09,013 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 04:02:09,013 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 04:02:09,014 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 04:02:09,015 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 04:02:09,015 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 04:02:09,016 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 04:02:09,017 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 04:02:09,018 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 04:02:09,019 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 04:02:09,021 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 04:02:09,021 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 04:02:09,022 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 04:02:09,024 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 04:02:09,024 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 04:02:09,024 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 04:02:09,025 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 04:02:09,026 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 04:02:09,026 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 04:02:09,027 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 04:02:09,027 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 04:02:09,028 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 04:02:09,028 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 04:02:09,028 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 04:02:09,028 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 04:02:09,029 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 04:02:09,030 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 04:02:09,030 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ea3375a2-9083-4dbd-a5f6-42867d36832d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 04:02:09,038 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 04:02:09,038 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 04:02:09,039 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 04:02:09,039 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 04:02:09,039 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 04:02:09,039 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 04:02:09,039 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 04:02:09,040 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 04:02:09,040 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 04:02:09,040 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 04:02:09,040 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 04:02:09,040 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 04:02:09,040 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 04:02:09,040 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 04:02:09,040 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 04:02:09,040 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 04:02:09,040 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 04:02:09,040 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 04:02:09,040 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 04:02:09,041 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 04:02:09,041 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 04:02:09,041 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 04:02:09,041 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 04:02:09,041 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 04:02:09,041 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 04:02:09,041 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 04:02:09,041 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 04:02:09,041 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 04:02:09,041 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 04:02:09,041 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_ea3375a2-9083-4dbd-a5f6-42867d36832d/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 [2018-12-02 04:02:09,058 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 04:02:09,065 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 04:02:09,067 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 04:02:09,068 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 04:02:09,068 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 04:02:09,068 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ea3375a2-9083-4dbd-a5f6-42867d36832d/bin-2019/ukojak/../../sv-benchmarks/c/locks/test_locks_6_true-unreach-call_true-valid-memsafety_false-termination.c [2018-12-02 04:02:09,104 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ea3375a2-9083-4dbd-a5f6-42867d36832d/bin-2019/ukojak/data/1e61ecc3c/f87fc555cd2e41599cac8a0aea02fe66/FLAG777c4fc6b [2018-12-02 04:02:09,417 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 04:02:09,418 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ea3375a2-9083-4dbd-a5f6-42867d36832d/sv-benchmarks/c/locks/test_locks_6_true-unreach-call_true-valid-memsafety_false-termination.c [2018-12-02 04:02:09,422 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ea3375a2-9083-4dbd-a5f6-42867d36832d/bin-2019/ukojak/data/1e61ecc3c/f87fc555cd2e41599cac8a0aea02fe66/FLAG777c4fc6b [2018-12-02 04:02:09,834 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ea3375a2-9083-4dbd-a5f6-42867d36832d/bin-2019/ukojak/data/1e61ecc3c/f87fc555cd2e41599cac8a0aea02fe66 [2018-12-02 04:02:09,837 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 04:02:09,838 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 04:02:09,838 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 04:02:09,839 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 04:02:09,841 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 04:02:09,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:02:09" (1/1) ... [2018-12-02 04:02:09,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56acabfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:02:09, skipping insertion in model container [2018-12-02 04:02:09,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:02:09" (1/1) ... [2018-12-02 04:02:09,849 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 04:02:09,859 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 04:02:09,944 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 04:02:09,947 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 04:02:09,958 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 04:02:09,965 INFO L195 MainTranslator]: Completed translation [2018-12-02 04:02:09,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:02:09 WrapperNode [2018-12-02 04:02:09,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 04:02:09,966 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 04:02:09,966 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 04:02:09,966 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 04:02:09,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:02:09" (1/1) ... [2018-12-02 04:02:09,974 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:02:09" (1/1) ... [2018-12-02 04:02:09,985 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 04:02:09,986 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 04:02:09,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 04:02:09,986 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 04:02:09,991 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:02:09" (1/1) ... [2018-12-02 04:02:09,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:02:09" (1/1) ... [2018-12-02 04:02:09,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:02:09" (1/1) ... [2018-12-02 04:02:09,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:02:09" (1/1) ... [2018-12-02 04:02:09,993 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:02:09" (1/1) ... [2018-12-02 04:02:09,996 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:02:09" (1/1) ... [2018-12-02 04:02:09,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:02:09" (1/1) ... [2018-12-02 04:02:09,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 04:02:09,998 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 04:02:09,998 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 04:02:09,998 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 04:02:09,998 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:02:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ea3375a2-9083-4dbd-a5f6-42867d36832d/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 [2018-12-02 04:02:10,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 04:02:10,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 04:02:10,243 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 04:02:10,243 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-02 04:02:10,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:02:10 BoogieIcfgContainer [2018-12-02 04:02:10,244 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 04:02:10,244 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 04:02:10,244 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 04:02:10,253 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 04:02:10,253 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:02:10" (1/1) ... [2018-12-02 04:02:10,260 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 04:02:10,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:10,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 20 states and 33 transitions. [2018-12-02 04:02:10,282 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 33 transitions. [2018-12-02 04:02:10,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 04:02:10,284 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:10,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:10,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:10,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:10,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-12-02 04:02:10,416 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-12-02 04:02:10,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 04:02:10,417 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:10,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:10,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:10,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:10,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2018-12-02 04:02:10,548 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2018-12-02 04:02:10,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 04:02:10,548 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:10,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:10,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:10,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 29 transitions. [2018-12-02 04:02:10,604 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 29 transitions. [2018-12-02 04:02:10,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 04:02:10,605 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:10,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:10,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:10,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:10,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2018-12-02 04:02:10,799 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2018-12-02 04:02:10,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 04:02:10,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:10,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:10,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:10,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:10,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2018-12-02 04:02:10,886 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2018-12-02 04:02:10,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 04:02:10,887 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:10,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:10,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:10,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:10,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2018-12-02 04:02:10,953 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2018-12-02 04:02:10,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 04:02:10,953 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:10,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:11,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:11,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:11,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2018-12-02 04:02:11,306 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2018-12-02 04:02:11,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 04:02:11,306 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:11,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:11,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:11,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:11,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2018-12-02 04:02:11,397 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2018-12-02 04:02:11,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 04:02:11,397 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:11,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:11,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:11,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:11,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2018-12-02 04:02:11,490 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2018-12-02 04:02:11,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 04:02:11,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:11,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:11,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:11,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:11,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2018-12-02 04:02:11,971 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2018-12-02 04:02:11,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 04:02:11,971 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:11,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:11,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:12,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:12,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2018-12-02 04:02:12,052 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2018-12-02 04:02:12,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 04:02:12,052 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:12,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:12,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:12,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:12,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2018-12-02 04:02:12,177 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2018-12-02 04:02:12,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 04:02:12,178 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:12,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:12,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:12,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:12,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2018-12-02 04:02:12,279 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2018-12-02 04:02:12,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 04:02:12,280 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:12,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:12,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:12,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:12,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2018-12-02 04:02:12,367 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2018-12-02 04:02:12,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 04:02:12,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:12,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:12,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:13,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:13,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2018-12-02 04:02:13,638 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2018-12-02 04:02:13,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 04:02:13,638 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:13,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:13,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:13,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:13,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 26 states and 40 transitions. [2018-12-02 04:02:13,901 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 40 transitions. [2018-12-02 04:02:13,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 04:02:13,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:13,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:13,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:14,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:14,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2018-12-02 04:02:14,064 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2018-12-02 04:02:14,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 04:02:14,064 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:14,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:14,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:14,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:14,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2018-12-02 04:02:14,199 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2018-12-02 04:02:14,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 04:02:14,200 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:14,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:14,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:14,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:14,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2018-12-02 04:02:14,339 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2018-12-02 04:02:14,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 04:02:14,339 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:14,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:14,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:14,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:14,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2018-12-02 04:02:14,450 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2018-12-02 04:02:14,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 04:02:14,451 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:14,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:14,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:14,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:14,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2018-12-02 04:02:14,612 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2018-12-02 04:02:14,612 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 04:02:14,612 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 22 iterations. [2018-12-02 04:02:14,618 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 04:02:14,710 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 04:02:14,713 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 04:02:14,713 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 04:02:14,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 04:02:14 ImpRootNode [2018-12-02 04:02:14,713 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 04:02:14,714 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 04:02:14,714 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 04:02:14,714 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 04:02:14,714 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:02:10" (3/4) ... [2018-12-02 04:02:14,717 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 04:02:14,724 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-02 04:02:14,724 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 04:02:14,724 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 04:02:14,761 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ea3375a2-9083-4dbd-a5f6-42867d36832d/bin-2019/ukojak/witness.graphml [2018-12-02 04:02:14,761 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 04:02:14,762 INFO L168 Benchmark]: Toolchain (without parser) took 4924.55 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 299.9 MB). Free memory was 954.9 MB in the beginning and 908.2 MB in the end (delta: 46.7 MB). Peak memory consumption was 346.6 MB. Max. memory is 11.5 GB. [2018-12-02 04:02:14,763 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 04:02:14,763 INFO L168 Benchmark]: CACSL2BoogieTranslator took 127.60 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 944.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 04:02:14,763 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.33 ms. Allocated memory is still 1.0 GB. Free memory is still 944.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 04:02:14,763 INFO L168 Benchmark]: Boogie Preprocessor took 12.01 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 938.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 04:02:14,764 INFO L168 Benchmark]: RCFGBuilder took 245.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 938.8 MB in the beginning and 1.1 GB in the end (delta: -150.3 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-12-02 04:02:14,764 INFO L168 Benchmark]: CodeCheck took 4469.20 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 182.5 MB). Free memory was 1.1 GB in the beginning and 908.2 MB in the end (delta: 181.0 MB). Peak memory consumption was 363.4 MB. Max. memory is 11.5 GB. [2018-12-02 04:02:14,764 INFO L168 Benchmark]: Witness Printer took 47.59 ms. Allocated memory is still 1.3 GB. Free memory is still 908.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 04:02:14,765 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, 27 locations, 1 error locations. SAFE Result, 4.3s OverallTime, 22 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 12582912 SDtfs, 7273660 SDslu, 0 SDs, 0 SdLazy, 35677816 SolverSat, 13482428 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1933 GetRequests, 1789 SyntacticMatches, 0 SemanticMatches, 144 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8613 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 211 NumberOfCodeBlocks, 211 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 190 ConstructedInterpolants, 0 QuantifiedInterpolants, 8280 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 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 127.60 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 944.2 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 19.33 ms. Allocated memory is still 1.0 GB. Free memory is still 944.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.01 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 938.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 245.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 938.8 MB in the beginning and 1.1 GB in the end (delta: -150.3 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * CodeCheck took 4469.20 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 182.5 MB). Free memory was 1.1 GB in the beginning and 908.2 MB in the end (delta: 181.0 MB). Peak memory consumption was 363.4 MB. Max. memory is 11.5 GB. * Witness Printer took 47.59 ms. Allocated memory is still 1.3 GB. Free memory is still 908.2 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...