./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a294c6db-8f73-4fb4-bde1-cb50784dd8c9/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a294c6db-8f73-4fb4-bde1-cb50784dd8c9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a294c6db-8f73-4fb4-bde1-cb50784dd8c9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a294c6db-8f73-4fb4-bde1-cb50784dd8c9/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a294c6db-8f73-4fb4-bde1-cb50784dd8c9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a294c6db-8f73-4fb4-bde1-cb50784dd8c9/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 279357cdff3b7ff6c36fde0d2621d7e10ac1647b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:10:34,005 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:10:34,007 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:10:34,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:10:34,077 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:10:34,079 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:10:34,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:10:34,098 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:10:34,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:10:34,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:10:34,118 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:10:34,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:10:34,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:10:34,125 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:10:34,127 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:10:34,129 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:10:34,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:10:34,131 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:10:34,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:10:34,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:10:34,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:10:34,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:10:34,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:10:34,144 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:10:34,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:10:34,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:10:34,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:10:34,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:10:34,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:10:34,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:10:34,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:10:34,154 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:10:34,155 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:10:34,156 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:10:34,158 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:10:34,158 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:10:34,159 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:10:34,160 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:10:34,160 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:10:34,161 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:10:34,162 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:10:34,163 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a294c6db-8f73-4fb4-bde1-cb50784dd8c9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-30 01:10:34,188 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:10:34,188 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:10:34,190 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:10:34,190 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:10:34,191 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 01:10:34,191 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:10:34,191 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:10:34,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:10:34,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:10:34,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:10:34,192 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:10:34,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:10:34,193 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:10:34,193 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:10:34,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:10:34,194 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:10:34,194 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:10:34,194 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:10:34,195 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:10:34,195 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:10:34,195 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:10:34,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:10:34,196 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:10:34,196 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:10:34,196 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:10:34,196 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 01:10:34,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:10:34,197 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:10:34,197 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:10:34,197 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_a294c6db-8f73-4fb4-bde1-cb50784dd8c9/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a294c6db-8f73-4fb4-bde1-cb50784dd8c9/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 279357cdff3b7ff6c36fde0d2621d7e10ac1647b [2020-11-30 01:10:34,517 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:10:34,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:10:34,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:10:34,547 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:10:34,553 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:10:34,555 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a294c6db-8f73-4fb4-bde1-cb50784dd8c9/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c [2020-11-30 01:10:34,654 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a294c6db-8f73-4fb4-bde1-cb50784dd8c9/bin/uautomizer/data/90460113e/ff1e1ccaacef40efb769edea40acdc35/FLAG34fa684f8 [2020-11-30 01:10:35,241 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:10:35,241 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a294c6db-8f73-4fb4-bde1-cb50784dd8c9/sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c [2020-11-30 01:10:35,251 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a294c6db-8f73-4fb4-bde1-cb50784dd8c9/bin/uautomizer/data/90460113e/ff1e1ccaacef40efb769edea40acdc35/FLAG34fa684f8 [2020-11-30 01:10:35,504 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a294c6db-8f73-4fb4-bde1-cb50784dd8c9/bin/uautomizer/data/90460113e/ff1e1ccaacef40efb769edea40acdc35 [2020-11-30 01:10:35,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:10:35,507 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:10:35,509 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:10:35,510 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:10:35,513 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:10:35,515 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:10:35" (1/1) ... [2020-11-30 01:10:35,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@80b3608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:35, skipping insertion in model container [2020-11-30 01:10:35,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:10:35" (1/1) ... [2020-11-30 01:10:35,526 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:10:35,586 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:10:35,981 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:10:35,995 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:10:36,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:10:36,151 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:10:36,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:36 WrapperNode [2020-11-30 01:10:36,152 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:10:36,156 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:10:36,156 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:10:36,157 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:10:36,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:36" (1/1) ... [2020-11-30 01:10:36,185 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:36" (1/1) ... [2020-11-30 01:10:36,245 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:10:36,246 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:10:36,247 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:10:36,247 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:10:36,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:36" (1/1) ... [2020-11-30 01:10:36,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:36" (1/1) ... [2020-11-30 01:10:36,263 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:36" (1/1) ... [2020-11-30 01:10:36,263 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:36" (1/1) ... [2020-11-30 01:10:36,294 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:36" (1/1) ... [2020-11-30 01:10:36,306 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:36" (1/1) ... [2020-11-30 01:10:36,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:36" (1/1) ... [2020-11-30 01:10:36,320 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:10:36,322 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:10:36,322 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:10:36,322 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:10:36,323 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a294c6db-8f73-4fb4-bde1-cb50784dd8c9/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2020-11-30 01:10:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:10:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:10:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:10:36,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:10:37,351 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:10:37,351 INFO L298 CfgBuilder]: Removed 106 assume(true) statements. [2020-11-30 01:10:37,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:10:37 BoogieIcfgContainer [2020-11-30 01:10:37,354 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:10:37,359 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 01:10:37,360 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 01:10:37,364 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 01:10:37,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 01:10:35" (1/3) ... [2020-11-30 01:10:37,365 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69d7d628 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:10:37, skipping insertion in model container [2020-11-30 01:10:37,366 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:36" (2/3) ... [2020-11-30 01:10:37,366 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69d7d628 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:10:37, skipping insertion in model container [2020-11-30 01:10:37,366 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:10:37" (3/3) ... [2020-11-30 01:10:37,368 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product26.cil.c [2020-11-30 01:10:37,385 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 01:10:37,391 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-30 01:10:37,405 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-30 01:10:37,448 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 01:10:37,448 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 01:10:37,448 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 01:10:37,448 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 01:10:37,448 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 01:10:37,449 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 01:10:37,449 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 01:10:37,449 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 01:10:37,476 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states. [2020-11-30 01:10:37,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-30 01:10:37,483 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:37,484 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:10:37,485 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:37,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:37,498 INFO L82 PathProgramCache]: Analyzing trace with hash 1751825284, now seen corresponding path program 1 times [2020-11-30 01:10:37,509 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:37,509 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420236988] [2020-11-30 01:10:37,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:37,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:37,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:10:37,838 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420236988] [2020-11-30 01:10:37,839 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:37,840 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:10:37,841 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946183045] [2020-11-30 01:10:37,845 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-30 01:10:37,846 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:37,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-30 01:10:37,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 01:10:37,863 INFO L87 Difference]: Start difference. First operand 82 states. Second operand 2 states. [2020-11-30 01:10:37,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:37,894 INFO L93 Difference]: Finished difference Result 154 states and 231 transitions. [2020-11-30 01:10:37,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-30 01:10:37,896 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-11-30 01:10:37,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:37,907 INFO L225 Difference]: With dead ends: 154 [2020-11-30 01:10:37,907 INFO L226 Difference]: Without dead ends: 75 [2020-11-30 01:10:37,910 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 01:10:37,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-11-30 01:10:37,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-11-30 01:10:37,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-11-30 01:10:37,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 106 transitions. [2020-11-30 01:10:37,949 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 106 transitions. Word has length 18 [2020-11-30 01:10:37,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:37,949 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 106 transitions. [2020-11-30 01:10:37,950 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-30 01:10:37,950 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2020-11-30 01:10:37,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-30 01:10:37,951 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:37,951 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:10:37,952 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 01:10:37,952 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:37,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:37,953 INFO L82 PathProgramCache]: Analyzing trace with hash 1532989315, now seen corresponding path program 1 times [2020-11-30 01:10:37,953 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:37,954 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319782634] [2020-11-30 01:10:37,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:37,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:38,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:10:38,076 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319782634] [2020-11-30 01:10:38,076 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:38,076 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:10:38,076 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091091337] [2020-11-30 01:10:38,078 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:10:38,078 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:38,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:10:38,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:38,079 INFO L87 Difference]: Start difference. First operand 75 states and 106 transitions. Second operand 3 states. [2020-11-30 01:10:38,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:38,091 INFO L93 Difference]: Finished difference Result 75 states and 106 transitions. [2020-11-30 01:10:38,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:10:38,092 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-11-30 01:10:38,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:38,093 INFO L225 Difference]: With dead ends: 75 [2020-11-30 01:10:38,093 INFO L226 Difference]: Without dead ends: 35 [2020-11-30 01:10:38,094 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:38,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-11-30 01:10:38,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-11-30 01:10:38,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-11-30 01:10:38,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2020-11-30 01:10:38,100 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 19 [2020-11-30 01:10:38,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:38,101 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2020-11-30 01:10:38,101 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:10:38,101 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2020-11-30 01:10:38,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-30 01:10:38,102 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:38,102 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:10:38,102 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 01:10:38,103 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:38,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:38,103 INFO L82 PathProgramCache]: Analyzing trace with hash -716043337, now seen corresponding path program 1 times [2020-11-30 01:10:38,103 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:38,104 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623003108] [2020-11-30 01:10:38,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:38,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:38,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:10:38,200 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623003108] [2020-11-30 01:10:38,200 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:38,200 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:10:38,201 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650809251] [2020-11-30 01:10:38,201 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:10:38,201 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:38,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:10:38,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:38,203 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 3 states. [2020-11-30 01:10:38,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:38,248 INFO L93 Difference]: Finished difference Result 63 states and 91 transitions. [2020-11-30 01:10:38,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:10:38,251 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-11-30 01:10:38,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:38,252 INFO L225 Difference]: With dead ends: 63 [2020-11-30 01:10:38,252 INFO L226 Difference]: Without dead ends: 35 [2020-11-30 01:10:38,252 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:38,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-11-30 01:10:38,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-11-30 01:10:38,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-11-30 01:10:38,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 48 transitions. [2020-11-30 01:10:38,264 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 48 transitions. Word has length 24 [2020-11-30 01:10:38,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:38,264 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 48 transitions. [2020-11-30 01:10:38,264 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:10:38,265 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2020-11-30 01:10:38,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-30 01:10:38,265 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:38,266 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:10:38,266 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-30 01:10:38,266 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:38,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:38,267 INFO L82 PathProgramCache]: Analyzing trace with hash -1023539591, now seen corresponding path program 1 times [2020-11-30 01:10:38,267 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:38,267 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071490972] [2020-11-30 01:10:38,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:38,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:38,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:10:38,403 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071490972] [2020-11-30 01:10:38,403 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:38,403 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 01:10:38,403 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174451563] [2020-11-30 01:10:38,404 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:10:38,404 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:38,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:10:38,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:10:38,405 INFO L87 Difference]: Start difference. First operand 35 states and 48 transitions. Second operand 5 states. [2020-11-30 01:10:38,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:38,588 INFO L93 Difference]: Finished difference Result 154 states and 228 transitions. [2020-11-30 01:10:38,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-30 01:10:38,588 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-11-30 01:10:38,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:38,590 INFO L225 Difference]: With dead ends: 154 [2020-11-30 01:10:38,590 INFO L226 Difference]: Without dead ends: 126 [2020-11-30 01:10:38,591 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-30 01:10:38,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2020-11-30 01:10:38,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 58. [2020-11-30 01:10:38,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2020-11-30 01:10:38,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 81 transitions. [2020-11-30 01:10:38,602 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 81 transitions. Word has length 25 [2020-11-30 01:10:38,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:38,603 INFO L481 AbstractCegarLoop]: Abstraction has 58 states and 81 transitions. [2020-11-30 01:10:38,603 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:10:38,603 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2020-11-30 01:10:38,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-30 01:10:38,604 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:38,604 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:10:38,604 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-30 01:10:38,605 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:38,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:38,605 INFO L82 PathProgramCache]: Analyzing trace with hash -917769487, now seen corresponding path program 1 times [2020-11-30 01:10:38,605 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:38,606 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147457213] [2020-11-30 01:10:38,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:38,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:38,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:10:38,692 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147457213] [2020-11-30 01:10:38,693 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:38,693 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 01:10:38,693 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937038327] [2020-11-30 01:10:38,693 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:10:38,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:38,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:10:38,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:10:38,695 INFO L87 Difference]: Start difference. First operand 58 states and 81 transitions. Second operand 5 states. [2020-11-30 01:10:38,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:38,768 INFO L93 Difference]: Finished difference Result 150 states and 218 transitions. [2020-11-30 01:10:38,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:10:38,769 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-11-30 01:10:38,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:38,769 INFO L225 Difference]: With dead ends: 150 [2020-11-30 01:10:38,769 INFO L226 Difference]: Without dead ends: 0 [2020-11-30 01:10:38,770 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-30 01:10:38,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-30 01:10:38,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-30 01:10:38,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-30 01:10:38,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 01:10:38,771 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2020-11-30 01:10:38,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:38,771 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 01:10:38,771 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:10:38,771 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-30 01:10:38,772 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 01:10:38,772 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-30 01:10:38,774 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-30 01:10:39,071 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 01:10:39,072 INFO L274 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-11-30 01:10:39,072 INFO L274 CegarLoopResult]: For program point L234-3(lines 234 238) no Hoare annotation was computed. [2020-11-30 01:10:39,072 INFO L274 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-11-30 01:10:39,072 INFO L274 CegarLoopResult]: For program point L234-6(lines 234 238) no Hoare annotation was computed. [2020-11-30 01:10:39,072 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-30 01:10:39,072 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-30 01:10:39,073 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-30 01:10:39,073 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-30 01:10:39,073 INFO L270 CegarLoopResult]: At program point L185(lines 181 187) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-30 01:10:39,073 INFO L277 CegarLoopResult]: At program point L219(lines 200 222) the Hoare annotation is: true [2020-11-30 01:10:39,073 INFO L274 CegarLoopResult]: For program point L913(lines 913 926) no Hoare annotation was computed. [2020-11-30 01:10:39,073 INFO L274 CegarLoopResult]: For program point L104(lines 104 114) no Hoare annotation was computed. [2020-11-30 01:10:39,074 INFO L274 CegarLoopResult]: For program point L104-2(lines 104 114) no Hoare annotation was computed. [2020-11-30 01:10:39,074 INFO L274 CegarLoopResult]: For program point L104-4(lines 104 114) no Hoare annotation was computed. [2020-11-30 01:10:39,074 INFO L274 CegarLoopResult]: For program point L138(lines 138 142) no Hoare annotation was computed. [2020-11-30 01:10:39,074 INFO L274 CegarLoopResult]: For program point L105(lines 105 111) no Hoare annotation was computed. [2020-11-30 01:10:39,074 INFO L274 CegarLoopResult]: For program point L138-1(lines 702 708) no Hoare annotation was computed. [2020-11-30 01:10:39,074 INFO L274 CegarLoopResult]: For program point L105-2(lines 105 111) no Hoare annotation was computed. [2020-11-30 01:10:39,074 INFO L274 CegarLoopResult]: For program point L105-4(lines 105 111) no Hoare annotation was computed. [2020-11-30 01:10:39,074 INFO L270 CegarLoopResult]: At program point L931(lines 882 932) the Hoare annotation is: false [2020-11-30 01:10:39,075 INFO L270 CegarLoopResult]: At program point L89(lines 84 91) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-30 01:10:39,075 INFO L270 CegarLoopResult]: At program point L271(lines 266 274) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-30 01:10:39,075 INFO L270 CegarLoopResult]: At program point L271-1(lines 266 274) the Hoare annotation is: false [2020-11-30 01:10:39,075 INFO L270 CegarLoopResult]: At program point L271-2(lines 266 274) the Hoare annotation is: false [2020-11-30 01:10:39,075 INFO L274 CegarLoopResult]: For program point L321(line 321) no Hoare annotation was computed. [2020-11-30 01:10:39,075 INFO L274 CegarLoopResult]: For program point L321-1(line 321) no Hoare annotation was computed. [2020-11-30 01:10:39,075 INFO L274 CegarLoopResult]: For program point L321-2(line 321) no Hoare annotation was computed. [2020-11-30 01:10:39,076 INFO L274 CegarLoopResult]: For program point L734(lines 734 751) no Hoare annotation was computed. [2020-11-30 01:10:39,076 INFO L274 CegarLoopResult]: For program point L734-1(lines 734 751) no Hoare annotation was computed. [2020-11-30 01:10:39,076 INFO L274 CegarLoopResult]: For program point L734-2(lines 734 751) no Hoare annotation was computed. [2020-11-30 01:10:39,076 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-30 01:10:39,076 INFO L270 CegarLoopResult]: At program point L702(lines 701 720) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-30 01:10:39,076 INFO L274 CegarLoopResult]: For program point L702-1(lines 702 708) no Hoare annotation was computed. [2020-11-30 01:10:39,076 INFO L270 CegarLoopResult]: At program point L702-2(lines 701 720) the Hoare annotation is: false [2020-11-30 01:10:39,077 INFO L270 CegarLoopResult]: At program point L702-3(lines 701 720) the Hoare annotation is: false [2020-11-30 01:10:39,077 INFO L274 CegarLoopResult]: For program point L884(lines 883 930) no Hoare annotation was computed. [2020-11-30 01:10:39,077 INFO L270 CegarLoopResult]: At program point L75(lines 70 78) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-30 01:10:39,077 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 01:10:39,077 INFO L274 CegarLoopResult]: For program point L885(lines 885 889) no Hoare annotation was computed. [2020-11-30 01:10:39,077 INFO L274 CegarLoopResult]: For program point L258(lines 258 262) no Hoare annotation was computed. [2020-11-30 01:10:39,077 INFO L274 CegarLoopResult]: For program point L903(lines 903 909) no Hoare annotation was computed. [2020-11-30 01:10:39,078 INFO L270 CegarLoopResult]: At program point L903-1(lines 903 909) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-30 01:10:39,078 INFO L274 CegarLoopResult]: For program point L738(lines 738 746) no Hoare annotation was computed. [2020-11-30 01:10:39,078 INFO L274 CegarLoopResult]: For program point L738-1(lines 738 746) no Hoare annotation was computed. [2020-11-30 01:10:39,078 INFO L274 CegarLoopResult]: For program point L738-2(lines 738 746) no Hoare annotation was computed. [2020-11-30 01:10:39,078 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-30 01:10:39,078 INFO L274 CegarLoopResult]: For program point L854(lines 854 858) no Hoare annotation was computed. [2020-11-30 01:10:39,078 INFO L274 CegarLoopResult]: For program point L854-2(lines 854 858) no Hoare annotation was computed. [2020-11-30 01:10:39,078 INFO L274 CegarLoopResult]: For program point L854-3(lines 854 858) no Hoare annotation was computed. [2020-11-30 01:10:39,079 INFO L274 CegarLoopResult]: For program point L210(lines 210 217) no Hoare annotation was computed. [2020-11-30 01:10:39,079 INFO L274 CegarLoopResult]: For program point L854-5(lines 854 858) no Hoare annotation was computed. [2020-11-30 01:10:39,079 INFO L277 CegarLoopResult]: At program point L210-1(lines 210 217) the Hoare annotation is: true [2020-11-30 01:10:39,079 INFO L274 CegarLoopResult]: For program point L854-6(lines 854 858) no Hoare annotation was computed. [2020-11-30 01:10:39,079 INFO L274 CegarLoopResult]: For program point L854-8(lines 854 858) no Hoare annotation was computed. [2020-11-30 01:10:39,079 INFO L270 CegarLoopResult]: At program point L805(lines 800 808) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-30 01:10:39,079 INFO L270 CegarLoopResult]: At program point L805-1(lines 800 808) the Hoare annotation is: false [2020-11-30 01:10:39,079 INFO L270 CegarLoopResult]: At program point L805-2(lines 800 808) the Hoare annotation is: false [2020-11-30 01:10:39,080 INFO L274 CegarLoopResult]: For program point L921(lines 921 925) no Hoare annotation was computed. [2020-11-30 01:10:39,080 INFO L270 CegarLoopResult]: At program point L921-2(lines 702 708) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-30 01:10:39,080 INFO L270 CegarLoopResult]: At program point L312(lines 307 315) the Hoare annotation is: false [2020-11-30 01:10:39,080 INFO L270 CegarLoopResult]: At program point L312-1(lines 307 315) the Hoare annotation is: false [2020-11-30 01:10:39,080 INFO L274 CegarLoopResult]: For program point L246(lines 246 250) no Hoare annotation was computed. [2020-11-30 01:10:39,080 INFO L270 CegarLoopResult]: At program point L312-2(lines 307 315) the Hoare annotation is: false [2020-11-30 01:10:39,080 INFO L270 CegarLoopResult]: At program point L709(lines 709 715) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-30 01:10:39,081 INFO L270 CegarLoopResult]: At program point L709-1(lines 709 715) the Hoare annotation is: false [2020-11-30 01:10:39,081 INFO L270 CegarLoopResult]: At program point L709-2(lines 709 715) the Hoare annotation is: false [2020-11-30 01:10:39,081 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-30 01:10:39,081 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 01:10:39,081 INFO L274 CegarLoopResult]: For program point L100(lines 100 117) no Hoare annotation was computed. [2020-11-30 01:10:39,081 INFO L270 CegarLoopResult]: At program point L67(lines 1 938) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-30 01:10:39,081 INFO L270 CegarLoopResult]: At program point L100-1(lines 1 938) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-30 01:10:39,082 INFO L274 CegarLoopResult]: For program point L100-2(lines 100 117) no Hoare annotation was computed. [2020-11-30 01:10:39,082 INFO L270 CegarLoopResult]: At program point L100-3(lines 1 938) the Hoare annotation is: false [2020-11-30 01:10:39,082 INFO L274 CegarLoopResult]: For program point L100-4(lines 100 117) no Hoare annotation was computed. [2020-11-30 01:10:39,082 INFO L270 CegarLoopResult]: At program point L100-5(lines 1 938) the Hoare annotation is: false [2020-11-30 01:10:39,082 INFO L274 CegarLoopResult]: For program point L893(lines 893 899) no Hoare annotation was computed. [2020-11-30 01:10:39,082 INFO L270 CegarLoopResult]: At program point L893-1(lines 893 899) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-30 01:10:39,082 INFO L270 CegarLoopResult]: At program point L860(lines 845 863) the Hoare annotation is: false [2020-11-30 01:10:39,083 INFO L270 CegarLoopResult]: At program point L860-1(lines 845 863) the Hoare annotation is: false [2020-11-30 01:10:39,083 INFO L270 CegarLoopResult]: At program point L860-2(lines 845 863) the Hoare annotation is: false [2020-11-30 01:10:39,083 INFO L270 CegarLoopResult]: At program point L134-2(lines 134 148) the Hoare annotation is: false [2020-11-30 01:10:39,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 01:10:39 BoogieIcfgContainer [2020-11-30 01:10:39,100 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 01:10:39,101 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:10:39,101 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:10:39,105 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:10:39,106 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:10:37" (3/4) ... [2020-11-30 01:10:39,109 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 01:10:39,133 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-30 01:10:39,133 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-30 01:10:39,134 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-30 01:10:39,135 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-30 01:10:39,136 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-30 01:10:39,136 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:10:39,137 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:10:39,163 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-30 01:10:39,236 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a294c6db-8f73-4fb4-bde1-cb50784dd8c9/bin/uautomizer/witness.graphml [2020-11-30 01:10:39,239 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:10:39,241 INFO L168 Benchmark]: Toolchain (without parser) took 3732.68 ms. Allocated memory was 90.2 MB in the beginning and 142.6 MB in the end (delta: 52.4 MB). Free memory was 61.4 MB in the beginning and 101.8 MB in the end (delta: -40.4 MB). Peak memory consumption was 13.0 MB. Max. memory is 16.1 GB. [2020-11-30 01:10:39,242 INFO L168 Benchmark]: CDTParser took 0.78 ms. Allocated memory is still 90.2 MB. Free memory is still 50.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:10:39,242 INFO L168 Benchmark]: CACSL2BoogieTranslator took 643.50 ms. Allocated memory was 90.2 MB in the beginning and 117.4 MB in the end (delta: 27.3 MB). Free memory was 61.1 MB in the beginning and 84.4 MB in the end (delta: -23.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:10:39,243 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.75 ms. Allocated memory is still 117.4 MB. Free memory was 84.4 MB in the beginning and 81.0 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:10:39,243 INFO L168 Benchmark]: Boogie Preprocessor took 74.23 ms. Allocated memory is still 117.4 MB. Free memory was 81.0 MB in the beginning and 78.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:10:39,244 INFO L168 Benchmark]: RCFGBuilder took 1032.92 ms. Allocated memory is still 117.4 MB. Free memory was 78.9 MB in the beginning and 60.4 MB in the end (delta: 18.4 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:10:39,244 INFO L168 Benchmark]: TraceAbstraction took 1741.91 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 59.8 MB in the beginning and 108.1 MB in the end (delta: -48.3 MB). Peak memory consumption was 23.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:10:39,245 INFO L168 Benchmark]: Witness Printer took 138.17 ms. Allocated memory is still 142.6 MB. Free memory was 108.1 MB in the beginning and 101.8 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:10:39,247 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78 ms. Allocated memory is still 90.2 MB. Free memory is still 50.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 643.50 ms. Allocated memory was 90.2 MB in the beginning and 117.4 MB in the end (delta: 27.3 MB). Free memory was 61.1 MB in the beginning and 84.4 MB in the end (delta: -23.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 89.75 ms. Allocated memory is still 117.4 MB. Free memory was 84.4 MB in the beginning and 81.0 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 74.23 ms. Allocated memory is still 117.4 MB. Free memory was 81.0 MB in the beginning and 78.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1032.92 ms. Allocated memory is still 117.4 MB. Free memory was 78.9 MB in the beginning and 60.4 MB in the end (delta: 18.4 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1741.91 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 59.8 MB in the beginning and 108.1 MB in the end (delta: -48.3 MB). Peak memory consumption was 23.2 MB. Max. memory is 16.1 GB. * Witness Printer took 138.17 ms. Allocated memory is still 142.6 MB. Free memory was 108.1 MB in the beginning and 101.8 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 903]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 82 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 328 SDtfs, 297 SDslu, 294 SDs, 0 SdLazy, 41 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=82occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 73 NumberOfFragments, 143 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1235 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 60 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 4617 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...