./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product40_false-unreach-call_false-termination.cil.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_0306e5e7-a91d-4116-856e-d97b6181ce22/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0306e5e7-a91d-4116-856e-d97b6181ce22/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0306e5e7-a91d-4116-856e-d97b6181ce22/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0306e5e7-a91d-4116-856e-d97b6181ce22/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product40_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0306e5e7-a91d-4116-856e-d97b6181ce22/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0306e5e7-a91d-4116-856e-d97b6181ce22/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 ad65d1d3307a121fce5b7d95113e2f3f66b04b5a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 18:41:29,817 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 18:41:29,818 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 18:41:29,824 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 18:41:29,824 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 18:41:29,825 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 18:41:29,825 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 18:41:29,826 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 18:41:29,827 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 18:41:29,827 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 18:41:29,828 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 18:41:29,828 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 18:41:29,828 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 18:41:29,829 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 18:41:29,829 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 18:41:29,830 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 18:41:29,830 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 18:41:29,831 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 18:41:29,832 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 18:41:29,833 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 18:41:29,833 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 18:41:29,834 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 18:41:29,835 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 18:41:29,835 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 18:41:29,835 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 18:41:29,836 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 18:41:29,836 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 18:41:29,837 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 18:41:29,837 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 18:41:29,838 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 18:41:29,838 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 18:41:29,838 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 18:41:29,838 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 18:41:29,838 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 18:41:29,839 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 18:41:29,839 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 18:41:29,839 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0306e5e7-a91d-4116-856e-d97b6181ce22/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 18:41:29,847 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 18:41:29,847 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 18:41:29,847 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 18:41:29,848 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 18:41:29,848 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 18:41:29,848 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 18:41:29,848 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 18:41:29,848 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 18:41:29,848 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 18:41:29,848 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 18:41:29,848 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 18:41:29,848 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 18:41:29,849 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 18:41:29,849 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 18:41:29,849 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 18:41:29,849 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 18:41:29,849 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 18:41:29,849 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 18:41:29,849 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 18:41:29,849 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 18:41:29,849 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 18:41:29,849 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 18:41:29,849 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 18:41:29,849 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 18:41:29,850 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 18:41:29,850 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 18:41:29,850 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 18:41:29,850 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 18:41:29,850 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 18:41:29,850 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_0306e5e7-a91d-4116-856e-d97b6181ce22/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 -> ad65d1d3307a121fce5b7d95113e2f3f66b04b5a [2018-12-09 18:41:29,868 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 18:41:29,877 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 18:41:29,880 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 18:41:29,881 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 18:41:29,881 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 18:41:29,882 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0306e5e7-a91d-4116-856e-d97b6181ce22/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product40_false-unreach-call_false-termination.cil.c [2018-12-09 18:41:29,918 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0306e5e7-a91d-4116-856e-d97b6181ce22/bin-2019/ukojak/data/c2cde76c1/45702ef82ba7403da93a2aaf2df37263/FLAG9184b3e8a [2018-12-09 18:41:30,319 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 18:41:30,320 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0306e5e7-a91d-4116-856e-d97b6181ce22/sv-benchmarks/c/product-lines/minepump_spec1_product40_false-unreach-call_false-termination.cil.c [2018-12-09 18:41:30,327 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0306e5e7-a91d-4116-856e-d97b6181ce22/bin-2019/ukojak/data/c2cde76c1/45702ef82ba7403da93a2aaf2df37263/FLAG9184b3e8a [2018-12-09 18:41:30,739 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0306e5e7-a91d-4116-856e-d97b6181ce22/bin-2019/ukojak/data/c2cde76c1/45702ef82ba7403da93a2aaf2df37263 [2018-12-09 18:41:30,741 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 18:41:30,742 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 18:41:30,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 18:41:30,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 18:41:30,745 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 18:41:30,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:41:30" (1/1) ... [2018-12-09 18:41:30,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c1a3593 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:41:30, skipping insertion in model container [2018-12-09 18:41:30,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:41:30" (1/1) ... [2018-12-09 18:41:30,751 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 18:41:30,774 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 18:41:30,922 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:41:30,930 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 18:41:31,024 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:41:31,044 INFO L195 MainTranslator]: Completed translation [2018-12-09 18:41:31,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:41:31 WrapperNode [2018-12-09 18:41:31,044 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 18:41:31,045 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 18:41:31,045 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 18:41:31,045 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 18:41:31,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:41:31" (1/1) ... [2018-12-09 18:41:31,060 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:41:31" (1/1) ... [2018-12-09 18:41:31,076 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 18:41:31,077 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 18:41:31,077 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 18:41:31,077 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 18:41:31,083 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:41:31" (1/1) ... [2018-12-09 18:41:31,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:41:31" (1/1) ... [2018-12-09 18:41:31,085 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:41:31" (1/1) ... [2018-12-09 18:41:31,085 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:41:31" (1/1) ... [2018-12-09 18:41:31,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:41:31" (1/1) ... [2018-12-09 18:41:31,091 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:41:31" (1/1) ... [2018-12-09 18:41:31,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:41:31" (1/1) ... [2018-12-09 18:41:31,094 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 18:41:31,094 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 18:41:31,094 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 18:41:31,094 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 18:41:31,095 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:41:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0306e5e7-a91d-4116-856e-d97b6181ce22/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 [2018-12-09 18:41:31,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 18:41:31,130 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 18:41:31,130 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 18:41:31,130 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 18:41:31,130 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 18:41:31,130 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 18:41:31,130 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 18:41:31,130 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 18:41:31,130 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 18:41:31,130 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 18:41:31,130 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 18:41:31,131 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 18:41:31,131 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 18:41:31,131 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 18:41:31,131 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 18:41:31,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 18:41:31,131 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 18:41:31,131 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 18:41:31,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 18:41:31,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 18:41:31,525 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 18:41:31,525 INFO L280 CfgBuilder]: Removed 40 assue(true) statements. [2018-12-09 18:41:31,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:41:31 BoogieIcfgContainer [2018-12-09 18:41:31,525 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 18:41:31,526 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 18:41:31,526 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 18:41:31,533 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 18:41:31,533 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:41:31" (1/1) ... [2018-12-09 18:41:31,543 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:41:31,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:31,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 85 transitions. [2018-12-09 18:41:31,578 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2018-12-09 18:41:31,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 18:41:31,583 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:31,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:31,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:41:31,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:31,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 63 states and 83 transitions. [2018-12-09 18:41:31,718 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2018-12-09 18:41:31,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 18:41:31,718 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:31,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:31,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:41:31,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:31,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 65 states and 86 transitions. [2018-12-09 18:41:31,788 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 86 transitions. [2018-12-09 18:41:31,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-09 18:41:31,789 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:31,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:31,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:41:31,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:31,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 68 states and 94 transitions. [2018-12-09 18:41:31,868 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 94 transitions. [2018-12-09 18:41:31,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 18:41:31,869 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:31,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:31,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:41:31,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:31,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 76 states and 108 transitions. [2018-12-09 18:41:31,962 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2018-12-09 18:41:31,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 18:41:31,963 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:31,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:31,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:41:31,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:31,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 77 states and 109 transitions. [2018-12-09 18:41:31,994 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2018-12-09 18:41:31,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 18:41:31,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:32,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:32,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:41:32,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:32,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 78 states and 110 transitions. [2018-12-09 18:41:32,017 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 110 transitions. [2018-12-09 18:41:32,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 18:41:32,018 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:32,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:32,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:41:32,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:32,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 95 states and 147 transitions. [2018-12-09 18:41:32,303 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 147 transitions. [2018-12-09 18:41:32,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-09 18:41:32,305 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:32,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:32,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:41:32,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:32,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 98 states and 154 transitions. [2018-12-09 18:41:32,432 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 154 transitions. [2018-12-09 18:41:32,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 18:41:32,432 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:32,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:32,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:41:32,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:32,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 103 states and 164 transitions. [2018-12-09 18:41:32,479 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 164 transitions. [2018-12-09 18:41:32,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 18:41:32,481 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:32,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:32,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:41:32,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:32,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 104 states and 165 transitions. [2018-12-09 18:41:32,522 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 165 transitions. [2018-12-09 18:41:32,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 18:41:32,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:32,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:32,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:41:33,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:33,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 123 states and 205 transitions. [2018-12-09 18:41:33,188 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 205 transitions. [2018-12-09 18:41:33,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 18:41:33,189 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:33,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:33,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:41:33,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:33,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 127 states and 211 transitions. [2018-12-09 18:41:33,298 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 211 transitions. [2018-12-09 18:41:33,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-09 18:41:33,299 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:33,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:33,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:41:33,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:33,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 130 states and 218 transitions. [2018-12-09 18:41:33,413 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 218 transitions. [2018-12-09 18:41:33,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-09 18:41:33,414 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:33,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:33,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:41:33,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:33,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 136 states and 233 transitions. [2018-12-09 18:41:33,604 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 233 transitions. [2018-12-09 18:41:33,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-09 18:41:33,604 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:33,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:33,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:41:34,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:34,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 151 states and 271 transitions. [2018-12-09 18:41:34,410 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 271 transitions. [2018-12-09 18:41:34,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-09 18:41:34,411 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:34,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:34,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:41:34,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:34,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 151 states and 269 transitions. [2018-12-09 18:41:34,713 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 269 transitions. [2018-12-09 18:41:34,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 18:41:34,714 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:34,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:34,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:41:34,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:34,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 152 states and 270 transitions. [2018-12-09 18:41:34,745 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 270 transitions. [2018-12-09 18:41:34,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-09 18:41:34,745 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:34,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:34,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:41:34,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:34,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 153 states and 271 transitions. [2018-12-09 18:41:34,770 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 271 transitions. [2018-12-09 18:41:34,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 18:41:34,770 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:34,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:34,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 18:41:34,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:34,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 157 states and 282 transitions. [2018-12-09 18:41:34,802 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 282 transitions. [2018-12-09 18:41:34,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-09 18:41:34,803 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:34,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:41:34,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:41:34,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:41:34,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 18:41:34,964 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 20 iterations. [2018-12-09 18:41:35,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 06:41:35 ImpRootNode [2018-12-09 18:41:35,026 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 18:41:35,026 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 18:41:35,026 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 18:41:35,026 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 18:41:35,026 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:41:31" (3/4) ... [2018-12-09 18:41:35,028 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-09 18:41:35,105 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0306e5e7-a91d-4116-856e-d97b6181ce22/bin-2019/ukojak/witness.graphml [2018-12-09 18:41:35,105 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 18:41:35,105 INFO L168 Benchmark]: Toolchain (without parser) took 4363.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.2 MB). Free memory was 950.6 MB in the beginning and 984.5 MB in the end (delta: -33.8 MB). Peak memory consumption was 143.4 MB. Max. memory is 11.5 GB. [2018-12-09 18:41:35,106 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 18:41:35,106 INFO L168 Benchmark]: CACSL2BoogieTranslator took 301.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -159.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. [2018-12-09 18:41:35,107 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.04 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 18:41:35,107 INFO L168 Benchmark]: Boogie Preprocessor took 17.35 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 18:41:35,107 INFO L168 Benchmark]: RCFGBuilder took 431.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 63.8 MB). Peak memory consumption was 63.8 MB. Max. memory is 11.5 GB. [2018-12-09 18:41:35,107 INFO L168 Benchmark]: CodeCheck took 3499.88 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 55.6 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 42.6 MB). Peak memory consumption was 98.1 MB. Max. memory is 11.5 GB. [2018-12-09 18:41:35,107 INFO L168 Benchmark]: Witness Printer took 79.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 984.5 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2018-12-09 18:41:35,109 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 9 procedures, 83 locations, 1 error locations. UNSAFE Result, 3.4s OverallTime, 20 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 12012470 SDtfs, 2604404 SDslu, 4623968 SDs, 0 SdLazy, 3585724 SolverSat, 1251060 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4563 GetRequests, 4428 SyntacticMatches, 15 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5585 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 532 NumberOfCodeBlocks, 532 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 480 ConstructedInterpolants, 0 QuantifiedInterpolants, 28484 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 PerfectInterpolantSequences, 2/2 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 - CounterExampleResult [Line: 490]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L51] int pumpRunning = 0; [L52] int systemActive = 1; [L352] int cleanupTimeShifts = 4; [L664] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L862] int waterLevel = 1; [L863] int methaneLevelCritical = 0; [L428] int retValue_acc ; [L429] int tmp ; [L477] int retValue_acc ; [L480] retValue_acc = 1 [L481] return (retValue_acc); [L435] tmp = valid_product() [L437] COND TRUE \read(tmp) [L257] int splverifierCounter ; [L258] int tmp ; [L259] int tmp___0 ; [L260] int tmp___1 ; [L261] int tmp___2 ; [L264] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L266] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L268] COND TRUE splverifierCounter < 4 [L274] tmp = __VERIFIER_nondet_int() [L276] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L278] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L880] COND TRUE waterLevel < 2 [L881] waterLevel = waterLevel + 1 [L278] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L284] tmp___0 = __VERIFIER_nondet_int() [L286] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L288] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L892] COND FALSE !(\read(methaneLevelCritical)) [L895] methaneLevelCritical = 1 [L288] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L294] tmp___2 = __VERIFIER_nondet_int() [L296] COND TRUE \read(tmp___2) [L248] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L313] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L59] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L66] COND TRUE \read(systemActive) [L114] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L117] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L132] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L88] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L91] COND TRUE ! pumpRunning [L211] int retValue_acc ; [L212] int tmp ; [L213] int tmp___0 ; [L942] int retValue_acc ; [L945] COND FALSE !(waterLevel < 2) [L949] retValue_acc = 0 [L950] return (retValue_acc); [L217] tmp = isHighWaterSensorDry() [L219] COND FALSE !(\read(tmp)) [L222] tmp___0 = 1 [L224] retValue_acc = tmp___0 [L225] return (retValue_acc); [L93] tmp = isHighWaterLevel() [L95] COND TRUE \read(tmp) [L142] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L132] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L327] int tmp ; [L328] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L332] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L901] int retValue_acc ; [L904] retValue_acc = methaneLevelCritical [L905] return (retValue_acc); [L332] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L332] tmp = isMethaneLevelCritical() [L334] COND TRUE \read(tmp) [L166] int retValue_acc ; [L169] retValue_acc = pumpRunning [L170] return (retValue_acc); [L336] tmp___0 = isPumpRunning() [L338] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L490] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 301.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -159.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.04 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.35 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 431.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 63.8 MB). Peak memory consumption was 63.8 MB. Max. memory is 11.5 GB. * CodeCheck took 3499.88 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 55.6 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 42.6 MB). Peak memory consumption was 98.1 MB. Max. memory is 11.5 GB. * Witness Printer took 79.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 984.5 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...