./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5fbdf5bf Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 72143491ca2c2fc320c541f4b8cb53fa1b067619 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-29 16:15:06,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-29 16:15:06,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-29 16:15:06,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-29 16:15:06,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-29 16:15:06,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-29 16:15:06,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-29 16:15:06,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-29 16:15:06,226 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-29 16:15:06,227 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-29 16:15:06,228 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-29 16:15:06,230 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-29 16:15:06,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-29 16:15:06,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-29 16:15:06,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-29 16:15:06,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-29 16:15:06,234 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-29 16:15:06,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-29 16:15:06,236 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-29 16:15:06,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-29 16:15:06,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-29 16:15:06,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-29 16:15:06,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-29 16:15:06,242 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-29 16:15:06,245 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-29 16:15:06,245 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-29 16:15:06,246 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-29 16:15:06,247 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-29 16:15:06,247 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-29 16:15:06,248 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-29 16:15:06,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-29 16:15:06,249 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-29 16:15:06,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-29 16:15:06,250 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-29 16:15:06,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-29 16:15:06,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-29 16:15:06,252 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-29 16:15:06,253 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-29 16:15:06,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-29 16:15:06,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-29 16:15:06,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-29 16:15:06,255 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-29 16:15:06,290 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-29 16:15:06,291 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-29 16:15:06,292 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-29 16:15:06,292 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-29 16:15:06,294 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-29 16:15:06,294 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-29 16:15:06,294 INFO L138 SettingsManager]: * Use SBE=true [2021-08-29 16:15:06,294 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-29 16:15:06,295 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-29 16:15:06,295 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-29 16:15:06,296 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-29 16:15:06,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-29 16:15:06,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-29 16:15:06,296 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-29 16:15:06,296 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-29 16:15:06,297 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-29 16:15:06,297 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-29 16:15:06,297 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-29 16:15:06,297 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-29 16:15:06,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-29 16:15:06,298 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-29 16:15:06,298 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-29 16:15:06,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 16:15:06,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-29 16:15:06,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-29 16:15:06,298 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-29 16:15:06,299 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-29 16:15:06,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-29 16:15:06,299 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-29 16:15:06,299 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-29 16:15:06,299 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72143491ca2c2fc320c541f4b8cb53fa1b067619 [2021-08-29 16:15:06,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-29 16:15:06,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-29 16:15:06,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-29 16:15:06,683 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-29 16:15:06,684 INFO L275 PluginConnector]: CDTParser initialized [2021-08-29 16:15:06,686 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c [2021-08-29 16:15:06,752 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7856a1a9d/f798c6f7291d4bac81a7e9f596585c76/FLAG04640d930 [2021-08-29 16:15:07,301 INFO L306 CDTParser]: Found 1 translation units. [2021-08-29 16:15:07,302 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c [2021-08-29 16:15:07,316 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7856a1a9d/f798c6f7291d4bac81a7e9f596585c76/FLAG04640d930 [2021-08-29 16:15:07,651 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7856a1a9d/f798c6f7291d4bac81a7e9f596585c76 [2021-08-29 16:15:07,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-29 16:15:07,655 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-29 16:15:07,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-29 16:15:07,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-29 16:15:07,663 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-29 16:15:07,664 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:15:07" (1/1) ... [2021-08-29 16:15:07,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a81dcfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:15:07, skipping insertion in model container [2021-08-29 16:15:07,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:15:07" (1/1) ... [2021-08-29 16:15:07,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-29 16:15:07,721 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-29 16:15:07,978 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c[19011,19024] [2021-08-29 16:15:07,980 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 16:15:07,989 INFO L203 MainTranslator]: Completed pre-run [2021-08-29 16:15:08,067 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c[19011,19024] [2021-08-29 16:15:08,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 16:15:08,086 INFO L208 MainTranslator]: Completed translation [2021-08-29 16:15:08,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:15:08 WrapperNode [2021-08-29 16:15:08,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-29 16:15:08,088 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-29 16:15:08,088 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-29 16:15:08,088 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-29 16:15:08,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:15:08" (1/1) ... [2021-08-29 16:15:08,125 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:15:08" (1/1) ... [2021-08-29 16:15:08,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-29 16:15:08,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-29 16:15:08,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-29 16:15:08,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-29 16:15:08,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:15:08" (1/1) ... [2021-08-29 16:15:08,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:15:08" (1/1) ... [2021-08-29 16:15:08,212 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:15:08" (1/1) ... [2021-08-29 16:15:08,213 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:15:08" (1/1) ... [2021-08-29 16:15:08,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:15:08" (1/1) ... [2021-08-29 16:15:08,252 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:15:08" (1/1) ... [2021-08-29 16:15:08,266 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:15:08" (1/1) ... [2021-08-29 16:15:08,270 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-29 16:15:08,271 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-29 16:15:08,271 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-29 16:15:08,271 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-29 16:15:08,272 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:15:08" (1/1) ... [2021-08-29 16:15:08,278 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 16:15:08,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-29 16:15:08,308 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-29 16:15:08,325 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-29 16:15:08,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-29 16:15:08,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-29 16:15:08,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-29 16:15:08,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-29 16:15:08,944 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-29 16:15:08,946 INFO L299 CfgBuilder]: Removed 280 assume(true) statements. [2021-08-29 16:15:08,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:15:08 BoogieIcfgContainer [2021-08-29 16:15:08,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-29 16:15:08,961 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-29 16:15:08,961 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-29 16:15:08,964 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-29 16:15:08,965 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 04:15:07" (1/3) ... [2021-08-29 16:15:08,965 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7599685e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:15:08, skipping insertion in model container [2021-08-29 16:15:08,966 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:15:08" (2/3) ... [2021-08-29 16:15:08,966 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7599685e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:15:08, skipping insertion in model container [2021-08-29 16:15:08,966 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:15:08" (3/3) ... [2021-08-29 16:15:08,968 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product54.cil.c [2021-08-29 16:15:08,972 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-29 16:15:08,973 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-29 16:15:09,027 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-29 16:15:09,036 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-29 16:15:09,036 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-29 16:15:09,058 INFO L276 IsEmpty]: Start isEmpty. Operand has 193 states, 189 states have (on average 1.560846560846561) internal successors, (295), 192 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:09,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-08-29 16:15:09,072 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:15:09,073 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:15:09,073 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:15:09,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:15:09,081 INFO L82 PathProgramCache]: Analyzing trace with hash -1825990556, now seen corresponding path program 1 times [2021-08-29 16:15:09,088 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:15:09,088 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631443059] [2021-08-29 16:15:09,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:15:09,089 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:15:09,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:15:09,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:15:09,399 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:15:09,400 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631443059] [2021-08-29 16:15:09,400 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631443059] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:15:09,401 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:15:09,401 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-29 16:15:09,402 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003875059] [2021-08-29 16:15:09,409 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-29 16:15:09,409 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:15:09,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-29 16:15:09,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-29 16:15:09,438 INFO L87 Difference]: Start difference. First operand has 193 states, 189 states have (on average 1.560846560846561) internal successors, (295), 192 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:09,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:15:09,840 INFO L93 Difference]: Finished difference Result 379 states and 582 transitions. [2021-08-29 16:15:09,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-29 16:15:09,843 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-08-29 16:15:09,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:15:09,856 INFO L225 Difference]: With dead ends: 379 [2021-08-29 16:15:09,856 INFO L226 Difference]: Without dead ends: 189 [2021-08-29 16:15:09,860 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.04ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-29 16:15:09,864 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 288 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 264.70ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.72ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 344.77ms IncrementalHoareTripleChecker+Time [2021-08-29 16:15:09,865 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 288 Unknown, 0 Unchecked, 2.72ms Time], IncrementalHoareTripleChecker [0 Valid, 288 Invalid, 0 Unknown, 0 Unchecked, 344.77ms Time] [2021-08-29 16:15:09,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2021-08-29 16:15:09,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2021-08-29 16:15:09,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 186 states have (on average 1.521505376344086) internal successors, (283), 188 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:09,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 283 transitions. [2021-08-29 16:15:09,928 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 283 transitions. Word has length 18 [2021-08-29 16:15:09,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:15:09,930 INFO L470 AbstractCegarLoop]: Abstraction has 189 states and 283 transitions. [2021-08-29 16:15:09,930 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:09,931 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 283 transitions. [2021-08-29 16:15:09,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-08-29 16:15:09,932 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:15:09,933 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:15:09,933 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-29 16:15:09,934 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:15:09,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:15:09,938 INFO L82 PathProgramCache]: Analyzing trace with hash -2044826525, now seen corresponding path program 1 times [2021-08-29 16:15:09,938 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:15:09,938 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385021713] [2021-08-29 16:15:09,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:15:09,938 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:15:09,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:15:10,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:15:10,037 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:15:10,037 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385021713] [2021-08-29 16:15:10,038 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385021713] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:15:10,038 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:15:10,038 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 16:15:10,038 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676345362] [2021-08-29 16:15:10,039 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 16:15:10,040 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:15:10,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 16:15:10,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:15:10,041 INFO L87 Difference]: Start difference. First operand 189 states and 283 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:10,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:15:10,198 INFO L93 Difference]: Finished difference Result 189 states and 283 transitions. [2021-08-29 16:15:10,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 16:15:10,198 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-08-29 16:15:10,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:15:10,199 INFO L225 Difference]: With dead ends: 189 [2021-08-29 16:15:10,199 INFO L226 Difference]: Without dead ends: 73 [2021-08-29 16:15:10,200 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.69ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:15:10,201 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 100 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 110.74ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.92ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 143.27ms IncrementalHoareTripleChecker+Time [2021-08-29 16:15:10,202 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [100 Valid, 0 Invalid, 114 Unknown, 0 Unchecked, 0.92ms Time], IncrementalHoareTripleChecker [0 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 143.27ms Time] [2021-08-29 16:15:10,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-08-29 16:15:10,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-08-29 16:15:10,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.5) internal successors, (108), 72 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:10,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2021-08-29 16:15:10,208 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 19 [2021-08-29 16:15:10,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:15:10,209 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2021-08-29 16:15:10,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:10,209 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2021-08-29 16:15:10,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-08-29 16:15:10,210 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:15:10,210 INFO L513 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] [2021-08-29 16:15:10,210 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-29 16:15:10,211 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:15:10,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:15:10,211 INFO L82 PathProgramCache]: Analyzing trace with hash 2130030647, now seen corresponding path program 1 times [2021-08-29 16:15:10,212 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:15:10,212 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029002822] [2021-08-29 16:15:10,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:15:10,212 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:15:10,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:15:10,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:15:10,276 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:15:10,276 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029002822] [2021-08-29 16:15:10,277 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029002822] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:15:10,277 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:15:10,277 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-29 16:15:10,277 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840947270] [2021-08-29 16:15:10,278 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:15:10,278 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:15:10,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:15:10,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:15:10,279 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:10,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:15:10,479 INFO L93 Difference]: Finished difference Result 139 states and 209 transitions. [2021-08-29 16:15:10,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-29 16:15:10,480 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-08-29 16:15:10,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:15:10,480 INFO L225 Difference]: With dead ends: 139 [2021-08-29 16:15:10,481 INFO L226 Difference]: Without dead ends: 73 [2021-08-29 16:15:10,481 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 19.42ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-29 16:15:10,482 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 311 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 130.25ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 311 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.84ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 173.83ms IncrementalHoareTripleChecker+Time [2021-08-29 16:15:10,482 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [311 Valid, 0 Invalid, 113 Unknown, 0 Unchecked, 1.84ms Time], IncrementalHoareTripleChecker [1 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 173.83ms Time] [2021-08-29 16:15:10,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-08-29 16:15:10,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-08-29 16:15:10,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.4861111111111112) internal successors, (107), 72 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:10,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 107 transitions. [2021-08-29 16:15:10,488 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 107 transitions. Word has length 24 [2021-08-29 16:15:10,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:15:10,488 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 107 transitions. [2021-08-29 16:15:10,488 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:10,490 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2021-08-29 16:15:10,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-08-29 16:15:10,494 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:15:10,494 INFO L513 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, 1] [2021-08-29 16:15:10,495 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-29 16:15:10,495 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:15:10,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:15:10,497 INFO L82 PathProgramCache]: Analyzing trace with hash 1328729652, now seen corresponding path program 1 times [2021-08-29 16:15:10,498 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:15:10,498 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452704926] [2021-08-29 16:15:10,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:15:10,498 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:15:10,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:15:10,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:15:10,570 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:15:10,570 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452704926] [2021-08-29 16:15:10,570 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [452704926] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:15:10,570 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:15:10,570 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-29 16:15:10,571 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736277985] [2021-08-29 16:15:10,571 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 16:15:10,571 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:15:10,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 16:15:10,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:15:10,572 INFO L87 Difference]: Start difference. First operand 73 states and 107 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:10,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:15:10,706 INFO L93 Difference]: Finished difference Result 149 states and 221 transitions. [2021-08-29 16:15:10,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 16:15:10,707 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-08-29 16:15:10,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:15:10,708 INFO L225 Difference]: With dead ends: 149 [2021-08-29 16:15:10,708 INFO L226 Difference]: Without dead ends: 83 [2021-08-29 16:15:10,708 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.40ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:15:10,709 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 45 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 96.45ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.62ms SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 125.99ms IncrementalHoareTripleChecker+Time [2021-08-29 16:15:10,710 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [45 Valid, 0 Invalid, 142 Unknown, 0 Unchecked, 0.62ms Time], IncrementalHoareTripleChecker [10 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 125.99ms Time] [2021-08-29 16:15:10,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-08-29 16:15:10,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 81. [2021-08-29 16:15:10,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 80 states have (on average 1.4375) internal successors, (115), 80 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:10,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 115 transitions. [2021-08-29 16:15:10,716 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 115 transitions. Word has length 27 [2021-08-29 16:15:10,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:15:10,718 INFO L470 AbstractCegarLoop]: Abstraction has 81 states and 115 transitions. [2021-08-29 16:15:10,719 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:10,719 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 115 transitions. [2021-08-29 16:15:10,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-08-29 16:15:10,722 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:15:10,723 INFO L513 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, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:15:10,723 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-29 16:15:10,723 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:15:10,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:15:10,725 INFO L82 PathProgramCache]: Analyzing trace with hash 1714317344, now seen corresponding path program 1 times [2021-08-29 16:15:10,725 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:15:10,726 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106229788] [2021-08-29 16:15:10,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:15:10,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:15:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:15:10,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:15:10,822 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:15:10,822 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106229788] [2021-08-29 16:15:10,822 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106229788] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:15:10,822 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:15:10,823 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 16:15:10,823 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788025093] [2021-08-29 16:15:10,824 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:15:10,824 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:15:10,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:15:10,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:15:10,826 INFO L87 Difference]: Start difference. First operand 81 states and 115 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:11,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:15:11,363 INFO L93 Difference]: Finished difference Result 385 states and 558 transitions. [2021-08-29 16:15:11,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-29 16:15:11,364 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-08-29 16:15:11,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:15:11,365 INFO L225 Difference]: With dead ends: 385 [2021-08-29 16:15:11,366 INFO L226 Difference]: Without dead ends: 311 [2021-08-29 16:15:11,366 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 26.17ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-08-29 16:15:11,367 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 352 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 505 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 360.62ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 352 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.82ms SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 505 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 478.61ms IncrementalHoareTripleChecker+Time [2021-08-29 16:15:11,368 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [352 Valid, 0 Invalid, 516 Unknown, 0 Unchecked, 3.82ms Time], IncrementalHoareTripleChecker [11 Valid, 505 Invalid, 0 Unknown, 0 Unchecked, 478.61ms Time] [2021-08-29 16:15:11,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2021-08-29 16:15:11,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 147. [2021-08-29 16:15:11,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 146 states have (on average 1.4246575342465753) internal successors, (208), 146 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:11,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 208 transitions. [2021-08-29 16:15:11,385 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 208 transitions. Word has length 33 [2021-08-29 16:15:11,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:15:11,385 INFO L470 AbstractCegarLoop]: Abstraction has 147 states and 208 transitions. [2021-08-29 16:15:11,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:11,385 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 208 transitions. [2021-08-29 16:15:11,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-08-29 16:15:11,386 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:15:11,386 INFO L513 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:15:11,386 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-29 16:15:11,387 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:15:11,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:15:11,387 INFO L82 PathProgramCache]: Analyzing trace with hash 1709464728, now seen corresponding path program 1 times [2021-08-29 16:15:11,387 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:15:11,387 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373484229] [2021-08-29 16:15:11,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:15:11,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:15:11,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:15:11,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:15:11,453 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:15:11,454 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373484229] [2021-08-29 16:15:11,454 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [373484229] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:15:11,454 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:15:11,454 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 16:15:11,454 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182808274] [2021-08-29 16:15:11,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:15:11,456 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:15:11,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:15:11,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:15:11,462 INFO L87 Difference]: Start difference. First operand 147 states and 208 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:11,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:15:11,964 INFO L93 Difference]: Finished difference Result 550 states and 785 transitions. [2021-08-29 16:15:11,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-29 16:15:11,964 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-08-29 16:15:11,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:15:11,968 INFO L225 Difference]: With dead ends: 550 [2021-08-29 16:15:11,968 INFO L226 Difference]: Without dead ends: 410 [2021-08-29 16:15:11,969 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 26.74ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-08-29 16:15:11,970 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 264 mSDsluCounter, 386 mSDsCounter, 0 mSdLazyCounter, 635 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 334.34ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 264 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 642 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.08ms SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 635 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 433.16ms IncrementalHoareTripleChecker+Time [2021-08-29 16:15:11,970 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [264 Valid, 0 Invalid, 642 Unknown, 0 Unchecked, 3.08ms Time], IncrementalHoareTripleChecker [7 Valid, 635 Invalid, 0 Unknown, 0 Unchecked, 433.16ms Time] [2021-08-29 16:15:11,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 410 states. [2021-08-29 16:15:12,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 410 to 146. [2021-08-29 16:15:12,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146 states, 145 states have (on average 1.4137931034482758) internal successors, (205), 145 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:12,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 205 transitions. [2021-08-29 16:15:12,004 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 205 transitions. Word has length 34 [2021-08-29 16:15:12,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:15:12,005 INFO L470 AbstractCegarLoop]: Abstraction has 146 states and 205 transitions. [2021-08-29 16:15:12,006 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:12,006 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 205 transitions. [2021-08-29 16:15:12,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-08-29 16:15:12,008 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:15:12,008 INFO L513 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:15:12,008 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-29 16:15:12,008 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:15:12,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:15:12,009 INFO L82 PathProgramCache]: Analyzing trace with hash 776001019, now seen corresponding path program 1 times [2021-08-29 16:15:12,009 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:15:12,009 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289491624] [2021-08-29 16:15:12,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:15:12,009 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:15:12,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:15:12,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:15:12,068 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:15:12,068 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289491624] [2021-08-29 16:15:12,068 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289491624] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:15:12,069 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:15:12,069 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-29 16:15:12,069 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052766672] [2021-08-29 16:15:12,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:15:12,069 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:15:12,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:15:12,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:15:12,070 INFO L87 Difference]: Start difference. First operand 146 states and 205 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:12,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:15:12,384 INFO L93 Difference]: Finished difference Result 381 states and 529 transitions. [2021-08-29 16:15:12,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-29 16:15:12,384 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-08-29 16:15:12,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:15:12,386 INFO L225 Difference]: With dead ends: 381 [2021-08-29 16:15:12,386 INFO L226 Difference]: Without dead ends: 242 [2021-08-29 16:15:12,386 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 16.44ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-29 16:15:12,388 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 124 mSDsluCounter, 263 mSDsCounter, 0 mSdLazyCounter, 403 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 217.64ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.46ms SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 403 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 279.62ms IncrementalHoareTripleChecker+Time [2021-08-29 16:15:12,388 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [124 Valid, 0 Invalid, 414 Unknown, 0 Unchecked, 1.46ms Time], IncrementalHoareTripleChecker [11 Valid, 403 Invalid, 0 Unknown, 0 Unchecked, 279.62ms Time] [2021-08-29 16:15:12,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2021-08-29 16:15:12,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 164. [2021-08-29 16:15:12,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 163 states have (on average 1.3680981595092025) internal successors, (223), 163 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:12,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 223 transitions. [2021-08-29 16:15:12,401 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 223 transitions. Word has length 34 [2021-08-29 16:15:12,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:15:12,402 INFO L470 AbstractCegarLoop]: Abstraction has 164 states and 223 transitions. [2021-08-29 16:15:12,402 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:12,402 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 223 transitions. [2021-08-29 16:15:12,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-08-29 16:15:12,403 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:15:12,403 INFO L513 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:15:12,403 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-29 16:15:12,403 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:15:12,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:15:12,409 INFO L82 PathProgramCache]: Analyzing trace with hash 1477065597, now seen corresponding path program 1 times [2021-08-29 16:15:12,409 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:15:12,409 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194949798] [2021-08-29 16:15:12,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:15:12,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:15:12,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:15:12,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:15:12,459 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:15:12,459 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194949798] [2021-08-29 16:15:12,459 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194949798] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:15:12,459 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:15:12,460 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 16:15:12,460 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204312810] [2021-08-29 16:15:12,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-29 16:15:12,460 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:15:12,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-29 16:15:12,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-29 16:15:12,461 INFO L87 Difference]: Start difference. First operand 164 states and 223 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:12,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:15:12,712 INFO L93 Difference]: Finished difference Result 391 states and 527 transitions. [2021-08-29 16:15:12,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-29 16:15:12,713 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-08-29 16:15:12,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:15:12,714 INFO L225 Difference]: With dead ends: 391 [2021-08-29 16:15:12,714 INFO L226 Difference]: Without dead ends: 234 [2021-08-29 16:15:12,715 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.74ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:15:12,716 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 81 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 283 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 162.80ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.92ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 283 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 220.54ms IncrementalHoareTripleChecker+Time [2021-08-29 16:15:12,716 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [81 Valid, 0 Invalid, 289 Unknown, 0 Unchecked, 1.92ms Time], IncrementalHoareTripleChecker [6 Valid, 283 Invalid, 0 Unknown, 0 Unchecked, 220.54ms Time] [2021-08-29 16:15:12,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2021-08-29 16:15:12,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 176. [2021-08-29 16:15:12,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 175 states have (on average 1.3428571428571427) internal successors, (235), 175 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:12,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 235 transitions. [2021-08-29 16:15:12,735 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 235 transitions. Word has length 34 [2021-08-29 16:15:12,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:15:12,735 INFO L470 AbstractCegarLoop]: Abstraction has 176 states and 235 transitions. [2021-08-29 16:15:12,736 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:12,736 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 235 transitions. [2021-08-29 16:15:12,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-08-29 16:15:12,737 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:15:12,737 INFO L513 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:15:12,737 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-29 16:15:12,737 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:15:12,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:15:12,738 INFO L82 PathProgramCache]: Analyzing trace with hash 890259583, now seen corresponding path program 1 times [2021-08-29 16:15:12,738 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:15:12,738 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575424060] [2021-08-29 16:15:12,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:15:12,740 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:15:12,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:15:12,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:15:12,797 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:15:12,797 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575424060] [2021-08-29 16:15:12,797 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575424060] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:15:12,797 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:15:12,797 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-29 16:15:12,797 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971363851] [2021-08-29 16:15:12,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 16:15:12,800 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:15:12,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 16:15:12,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:15:12,800 INFO L87 Difference]: Start difference. First operand 176 states and 235 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:13,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:15:13,018 INFO L93 Difference]: Finished difference Result 397 states and 529 transitions. [2021-08-29 16:15:13,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 16:15:13,018 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-08-29 16:15:13,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:15:13,020 INFO L225 Difference]: With dead ends: 397 [2021-08-29 16:15:13,020 INFO L226 Difference]: Without dead ends: 228 [2021-08-29 16:15:13,020 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.57ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:15:13,021 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 18 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 149.59ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.51ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 196.75ms IncrementalHoareTripleChecker+Time [2021-08-29 16:15:13,021 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [18 Valid, 0 Invalid, 166 Unknown, 0 Unchecked, 0.51ms Time], IncrementalHoareTripleChecker [1 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 196.75ms Time] [2021-08-29 16:15:13,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2021-08-29 16:15:13,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2021-08-29 16:15:13,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 227 states have (on average 1.3083700440528634) internal successors, (297), 227 states have internal predecessors, (297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:13,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 297 transitions. [2021-08-29 16:15:13,037 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 297 transitions. Word has length 34 [2021-08-29 16:15:13,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:15:13,038 INFO L470 AbstractCegarLoop]: Abstraction has 228 states and 297 transitions. [2021-08-29 16:15:13,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:13,038 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 297 transitions. [2021-08-29 16:15:13,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-08-29 16:15:13,039 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:15:13,039 INFO L513 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:15:13,039 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-29 16:15:13,039 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:15:13,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:15:13,040 INFO L82 PathProgramCache]: Analyzing trace with hash -505686593, now seen corresponding path program 1 times [2021-08-29 16:15:13,040 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:15:13,040 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989363015] [2021-08-29 16:15:13,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:15:13,041 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:15:13,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:15:13,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:15:13,074 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:15:13,075 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989363015] [2021-08-29 16:15:13,075 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989363015] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:15:13,075 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:15:13,075 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 16:15:13,075 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106856174] [2021-08-29 16:15:13,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 16:15:13,076 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:15:13,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 16:15:13,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:15:13,077 INFO L87 Difference]: Start difference. First operand 228 states and 297 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:13,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:15:13,271 INFO L93 Difference]: Finished difference Result 365 states and 479 transitions. [2021-08-29 16:15:13,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 16:15:13,271 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-08-29 16:15:13,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:15:13,273 INFO L225 Difference]: With dead ends: 365 [2021-08-29 16:15:13,273 INFO L226 Difference]: Without dead ends: 363 [2021-08-29 16:15:13,274 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.56ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:15:13,275 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 52 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 125.22ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.67ms SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 163.33ms IncrementalHoareTripleChecker+Time [2021-08-29 16:15:13,275 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 0 Invalid, 168 Unknown, 0 Unchecked, 0.67ms Time], IncrementalHoareTripleChecker [5 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 163.33ms Time] [2021-08-29 16:15:13,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2021-08-29 16:15:13,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 282. [2021-08-29 16:15:13,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 281 states have (on average 1.3380782918149465) internal successors, (376), 281 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:13,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 376 transitions. [2021-08-29 16:15:13,298 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 376 transitions. Word has length 35 [2021-08-29 16:15:13,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:15:13,298 INFO L470 AbstractCegarLoop]: Abstraction has 282 states and 376 transitions. [2021-08-29 16:15:13,298 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:13,299 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 376 transitions. [2021-08-29 16:15:13,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-08-29 16:15:13,300 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:15:13,300 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:15:13,300 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-29 16:15:13,300 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:15:13,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:15:13,301 INFO L82 PathProgramCache]: Analyzing trace with hash 680815253, now seen corresponding path program 1 times [2021-08-29 16:15:13,301 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:15:13,301 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136981318] [2021-08-29 16:15:13,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:15:13,302 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:15:13,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:15:13,348 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:15:13,349 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:15:13,349 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136981318] [2021-08-29 16:15:13,349 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2136981318] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:15:13,349 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:15:13,350 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-29 16:15:13,350 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972109614] [2021-08-29 16:15:13,350 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:15:13,350 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:15:13,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:15:13,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:15:13,351 INFO L87 Difference]: Start difference. First operand 282 states and 376 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:13,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:15:13,545 INFO L93 Difference]: Finished difference Result 436 states and 593 transitions. [2021-08-29 16:15:13,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-29 16:15:13,546 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-08-29 16:15:13,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:15:13,547 INFO L225 Difference]: With dead ends: 436 [2021-08-29 16:15:13,547 INFO L226 Difference]: Without dead ends: 213 [2021-08-29 16:15:13,547 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 16.69ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-29 16:15:13,548 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 152 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 139 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 123.61ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.05ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 139 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 162.56ms IncrementalHoareTripleChecker+Time [2021-08-29 16:15:13,548 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [152 Valid, 0 Invalid, 142 Unknown, 0 Unchecked, 1.05ms Time], IncrementalHoareTripleChecker [3 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 162.56ms Time] [2021-08-29 16:15:13,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2021-08-29 16:15:13,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 213. [2021-08-29 16:15:13,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 212 states have (on average 1.2924528301886793) internal successors, (274), 212 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:13,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 274 transitions. [2021-08-29 16:15:13,568 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 274 transitions. Word has length 60 [2021-08-29 16:15:13,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:15:13,569 INFO L470 AbstractCegarLoop]: Abstraction has 213 states and 274 transitions. [2021-08-29 16:15:13,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:13,569 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 274 transitions. [2021-08-29 16:15:13,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-08-29 16:15:13,570 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:15:13,570 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:15:13,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-29 16:15:13,571 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:15:13,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:15:13,571 INFO L82 PathProgramCache]: Analyzing trace with hash 774803910, now seen corresponding path program 1 times [2021-08-29 16:15:13,571 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:15:13,571 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145559783] [2021-08-29 16:15:13,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:15:13,572 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:15:13,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:15:13,652 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-29 16:15:13,652 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:15:13,653 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145559783] [2021-08-29 16:15:13,653 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145559783] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:15:13,653 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:15:13,653 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-29 16:15:13,653 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387869126] [2021-08-29 16:15:13,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-29 16:15:13,654 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:15:13,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-29 16:15:13,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-08-29 16:15:13,655 INFO L87 Difference]: Start difference. First operand 213 states and 274 transitions. Second operand has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:14,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:15:14,435 INFO L93 Difference]: Finished difference Result 699 states and 907 transitions. [2021-08-29 16:15:14,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-29 16:15:14,436 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 63 [2021-08-29 16:15:14,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:15:14,436 INFO L225 Difference]: With dead ends: 699 [2021-08-29 16:15:14,436 INFO L226 Difference]: Without dead ends: 0 [2021-08-29 16:15:14,437 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 125.55ms TimeCoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2021-08-29 16:15:14,438 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 341 mSDsluCounter, 569 mSDsCounter, 0 mSdLazyCounter, 812 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 487.26ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 341 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 824 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.62ms SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 812 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 605.59ms IncrementalHoareTripleChecker+Time [2021-08-29 16:15:14,438 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [341 Valid, 0 Invalid, 824 Unknown, 0 Unchecked, 4.62ms Time], IncrementalHoareTripleChecker [12 Valid, 812 Invalid, 0 Unknown, 0 Unchecked, 605.59ms Time] [2021-08-29 16:15:14,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-29 16:15:14,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-29 16:15:14,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:14,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-29 16:15:14,439 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-08-29 16:15:14,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:15:14,439 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-29 16:15:14,439 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:15:14,439 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-29 16:15:14,439 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-29 16:15:14,442 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-08-29 16:15:14,442 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2021-08-29 16:15:14,442 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2021-08-29 16:15:14,442 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-29 16:15:14,444 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-29 16:15:14,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,451 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,461 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,462 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,464 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,585 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,595 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,603 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,605 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,605 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,606 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,606 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,607 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,607 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,608 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,608 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,734 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,734 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,735 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,831 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,832 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,833 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,895 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,950 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,951 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,980 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,984 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,985 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,985 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,985 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,986 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:14,988 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:15,022 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:15,023 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:15,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:15,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:15,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:15,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:15,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:15,060 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:15,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:15,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:15,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:15,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:15,098 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:15:16,983 INFO L854 garLoopResultBuilder]: At program point L960(lines 955 963) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (not (= ~pumpRunning~0 0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-08-29 16:15:16,984 INFO L854 garLoopResultBuilder]: At program point L960-1(lines 955 963) the Hoare annotation is: false [2021-08-29 16:15:16,984 INFO L854 garLoopResultBuilder]: At program point L960-2(lines 955 963) the Hoare annotation is: false [2021-08-29 16:15:16,984 INFO L854 garLoopResultBuilder]: At program point L960-3(lines 955 963) the Hoare annotation is: false [2021-08-29 16:15:16,985 INFO L854 garLoopResultBuilder]: At program point L960-4(lines 955 963) the Hoare annotation is: false [2021-08-29 16:15:16,985 INFO L854 garLoopResultBuilder]: At program point L960-5(lines 955 963) the Hoare annotation is: false [2021-08-29 16:15:16,985 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1004) no Hoare annotation was computed. [2021-08-29 16:15:16,985 INFO L858 garLoopResultBuilder]: For program point L597(lines 597 610) no Hoare annotation was computed. [2021-08-29 16:15:16,985 INFO L858 garLoopResultBuilder]: For program point L168(lines 168 185) no Hoare annotation was computed. [2021-08-29 16:15:16,986 INFO L854 garLoopResultBuilder]: At program point L168-1(lines 1 1007) the Hoare annotation is: (let ((.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse2 (= ~methAndRunningLastTime~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (not .cse3)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~1 0) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse2 .cse8 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse2 .cse4 .cse5 .cse6) (and .cse0 .cse1 (not .cse7) .cse8 (not .cse4) .cse5 .cse6)))) [2021-08-29 16:15:16,986 INFO L858 garLoopResultBuilder]: For program point L168-2(lines 168 185) no Hoare annotation was computed. [2021-08-29 16:15:16,986 INFO L854 garLoopResultBuilder]: At program point L168-3(lines 1 1007) the Hoare annotation is: false [2021-08-29 16:15:16,986 INFO L858 garLoopResultBuilder]: For program point L168-4(lines 168 185) no Hoare annotation was computed. [2021-08-29 16:15:16,986 INFO L854 garLoopResultBuilder]: At program point L168-5(lines 1 1007) the Hoare annotation is: false [2021-08-29 16:15:16,986 INFO L854 garLoopResultBuilder]: At program point L829(lines 814 832) the Hoare annotation is: false [2021-08-29 16:15:16,986 INFO L854 garLoopResultBuilder]: At program point L829-1(lines 814 832) the Hoare annotation is: false [2021-08-29 16:15:16,986 INFO L854 garLoopResultBuilder]: At program point L829-2(lines 814 832) the Hoare annotation is: false [2021-08-29 16:15:16,987 INFO L854 garLoopResultBuilder]: At program point L829-3(lines 814 832) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4) (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 0) .cse3 .cse4) (and .cse0 .cse1 .cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse3 .cse4))) [2021-08-29 16:15:16,987 INFO L854 garLoopResultBuilder]: At program point L829-4(lines 814 832) the Hoare annotation is: false [2021-08-29 16:15:16,987 INFO L854 garLoopResultBuilder]: At program point L829-5(lines 814 832) the Hoare annotation is: false [2021-08-29 16:15:16,987 INFO L854 garLoopResultBuilder]: At program point L829-6(lines 814 832) the Hoare annotation is: false [2021-08-29 16:15:16,988 INFO L854 garLoopResultBuilder]: At program point L829-7(lines 814 832) the Hoare annotation is: false [2021-08-29 16:15:16,988 INFO L854 garLoopResultBuilder]: At program point L829-8(lines 814 832) the Hoare annotation is: false [2021-08-29 16:15:16,988 INFO L854 garLoopResultBuilder]: At program point L829-9(lines 814 832) the Hoare annotation is: false [2021-08-29 16:15:16,988 INFO L854 garLoopResultBuilder]: At program point L829-10(lines 814 832) the Hoare annotation is: false [2021-08-29 16:15:16,988 INFO L854 garLoopResultBuilder]: At program point L829-11(lines 814 832) the Hoare annotation is: false [2021-08-29 16:15:16,988 INFO L854 garLoopResultBuilder]: At program point L995(lines 990 998) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-08-29 16:15:16,989 INFO L854 garLoopResultBuilder]: At program point L765(lines 758 768) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (not .cse3) (not .cse4) .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-08-29 16:15:16,990 INFO L854 garLoopResultBuilder]: At program point L765-1(lines 758 768) the Hoare annotation is: false [2021-08-29 16:15:16,990 INFO L858 garLoopResultBuilder]: For program point L699(lines 699 707) no Hoare annotation was computed. [2021-08-29 16:15:16,990 INFO L854 garLoopResultBuilder]: At program point L765-2(lines 758 768) the Hoare annotation is: false [2021-08-29 16:15:16,990 INFO L858 garLoopResultBuilder]: For program point L699-1(lines 699 707) no Hoare annotation was computed. [2021-08-29 16:15:16,990 INFO L858 garLoopResultBuilder]: For program point L699-2(lines 699 707) no Hoare annotation was computed. [2021-08-29 16:15:16,990 INFO L858 garLoopResultBuilder]: For program point L699-3(lines 699 707) no Hoare annotation was computed. [2021-08-29 16:15:16,991 INFO L858 garLoopResultBuilder]: For program point L699-4(lines 699 707) no Hoare annotation was computed. [2021-08-29 16:15:16,992 INFO L858 garLoopResultBuilder]: For program point L699-5(lines 699 707) no Hoare annotation was computed. [2021-08-29 16:15:16,992 INFO L854 garLoopResultBuilder]: At program point L105(lines 101 107) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-08-29 16:15:16,992 INFO L858 garLoopResultBuilder]: For program point L568(lines 567 614) no Hoare annotation was computed. [2021-08-29 16:15:16,993 INFO L858 garLoopResultBuilder]: For program point L172(lines 172 182) no Hoare annotation was computed. [2021-08-29 16:15:16,993 INFO L858 garLoopResultBuilder]: For program point L172-2(lines 172 182) no Hoare annotation was computed. [2021-08-29 16:15:16,993 INFO L858 garLoopResultBuilder]: For program point L172-4(lines 172 182) no Hoare annotation was computed. [2021-08-29 16:15:16,993 INFO L858 garLoopResultBuilder]: For program point L569(lines 569 573) no Hoare annotation was computed. [2021-08-29 16:15:16,993 INFO L858 garLoopResultBuilder]: For program point L173(lines 173 179) no Hoare annotation was computed. [2021-08-29 16:15:16,993 INFO L858 garLoopResultBuilder]: For program point L173-2(lines 173 179) no Hoare annotation was computed. [2021-08-29 16:15:16,994 INFO L858 garLoopResultBuilder]: For program point L173-4(lines 173 179) no Hoare annotation was computed. [2021-08-29 16:15:16,994 INFO L858 garLoopResultBuilder]: For program point L669(lines 669 686) no Hoare annotation was computed. [2021-08-29 16:15:16,994 INFO L858 garLoopResultBuilder]: For program point L669-1(lines 669 686) no Hoare annotation was computed. [2021-08-29 16:15:16,994 INFO L858 garLoopResultBuilder]: For program point L669-2(lines 669 686) no Hoare annotation was computed. [2021-08-29 16:15:16,994 INFO L858 garLoopResultBuilder]: For program point L669-3(lines 669 686) no Hoare annotation was computed. [2021-08-29 16:15:16,994 INFO L858 garLoopResultBuilder]: For program point L669-4(lines 669 686) no Hoare annotation was computed. [2021-08-29 16:15:16,994 INFO L858 garLoopResultBuilder]: For program point L669-5(lines 669 686) no Hoare annotation was computed. [2021-08-29 16:15:16,994 INFO L858 garLoopResultBuilder]: For program point L669-6(lines 669 686) no Hoare annotation was computed. [2021-08-29 16:15:16,994 INFO L858 garLoopResultBuilder]: For program point L669-7(lines 669 686) no Hoare annotation was computed. [2021-08-29 16:15:16,994 INFO L858 garLoopResultBuilder]: For program point L669-8(lines 669 686) no Hoare annotation was computed. [2021-08-29 16:15:16,995 INFO L858 garLoopResultBuilder]: For program point L669-9(lines 669 686) no Hoare annotation was computed. [2021-08-29 16:15:16,995 INFO L858 garLoopResultBuilder]: For program point L669-10(lines 669 686) no Hoare annotation was computed. [2021-08-29 16:15:16,995 INFO L858 garLoopResultBuilder]: For program point L669-11(lines 669 686) no Hoare annotation was computed. [2021-08-29 16:15:16,995 INFO L858 garLoopResultBuilder]: For program point L868(lines 868 872) no Hoare annotation was computed. [2021-08-29 16:15:16,995 INFO L858 garLoopResultBuilder]: For program point L868-3(lines 868 872) no Hoare annotation was computed. [2021-08-29 16:15:16,995 INFO L858 garLoopResultBuilder]: For program point L868-6(lines 868 872) no Hoare annotation was computed. [2021-08-29 16:15:16,995 INFO L854 garLoopResultBuilder]: At program point L637(lines 636 655) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3) (and .cse0 .cse1 (not (= ~pumpRunning~0 0)) (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) .cse2 .cse3) (and .cse0 .cse1 (= ~methAndRunningLastTime~0 0) .cse2 .cse3))) [2021-08-29 16:15:16,995 INFO L858 garLoopResultBuilder]: For program point L637-1(lines 637 643) no Hoare annotation was computed. [2021-08-29 16:15:16,995 INFO L854 garLoopResultBuilder]: At program point L637-2(lines 636 655) the Hoare annotation is: false [2021-08-29 16:15:16,995 INFO L854 garLoopResultBuilder]: At program point L637-3(lines 636 655) the Hoare annotation is: false [2021-08-29 16:15:16,995 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 1004) no Hoare annotation was computed. [2021-08-29 16:15:16,995 INFO L858 garLoopResultBuilder]: For program point L605(lines 605 609) no Hoare annotation was computed. [2021-08-29 16:15:16,995 INFO L854 garLoopResultBuilder]: At program point L605-2(lines 637 643) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) .cse3 .cse4) (and .cse0 .cse1 (= ~methAndRunningLastTime~0 0) .cse3 .cse4) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4))) [2021-08-29 16:15:16,996 INFO L861 garLoopResultBuilder]: At program point L143(lines 124 146) the Hoare annotation is: true [2021-08-29 16:15:16,996 INFO L858 garLoopResultBuilder]: For program point L673(lines 673 681) no Hoare annotation was computed. [2021-08-29 16:15:16,997 INFO L858 garLoopResultBuilder]: For program point L673-1(lines 673 681) no Hoare annotation was computed. [2021-08-29 16:15:16,997 INFO L858 garLoopResultBuilder]: For program point L673-2(lines 673 681) no Hoare annotation was computed. [2021-08-29 16:15:16,997 INFO L858 garLoopResultBuilder]: For program point L673-3(lines 673 681) no Hoare annotation was computed. [2021-08-29 16:15:16,997 INFO L858 garLoopResultBuilder]: For program point L673-4(lines 673 681) no Hoare annotation was computed. [2021-08-29 16:15:16,997 INFO L858 garLoopResultBuilder]: For program point L673-5(lines 673 681) no Hoare annotation was computed. [2021-08-29 16:15:16,997 INFO L858 garLoopResultBuilder]: For program point L673-6(lines 673 681) no Hoare annotation was computed. [2021-08-29 16:15:16,997 INFO L858 garLoopResultBuilder]: For program point L673-7(lines 673 681) no Hoare annotation was computed. [2021-08-29 16:15:16,997 INFO L858 garLoopResultBuilder]: For program point L673-8(lines 673 681) no Hoare annotation was computed. [2021-08-29 16:15:16,997 INFO L858 garLoopResultBuilder]: For program point L673-9(lines 673 681) no Hoare annotation was computed. [2021-08-29 16:15:16,997 INFO L858 garLoopResultBuilder]: For program point L673-10(lines 673 681) no Hoare annotation was computed. [2021-08-29 16:15:16,997 INFO L858 garLoopResultBuilder]: For program point L673-11(lines 673 681) no Hoare annotation was computed. [2021-08-29 16:15:16,998 INFO L858 garLoopResultBuilder]: For program point L1004(line 1004) no Hoare annotation was computed. [2021-08-29 16:15:16,998 INFO L858 garLoopResultBuilder]: For program point L1004-1(line 1004) no Hoare annotation was computed. [2021-08-29 16:15:16,998 INFO L858 garLoopResultBuilder]: For program point L1004-2(line 1004) no Hoare annotation was computed. [2021-08-29 16:15:16,998 INFO L854 garLoopResultBuilder]: At program point L905(lines 900 908) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (not .cse3) (not .cse4) .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-08-29 16:15:16,998 INFO L854 garLoopResultBuilder]: At program point L905-1(lines 900 908) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (not .cse2)) (.cse7 (not .cse3)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse6 .cse7 .cse4 .cse5) (and .cse0 .cse1 (= ~methAndRunningLastTime~0 0) .cse6 .cse7 .cse4 .cse5)))) [2021-08-29 16:15:16,998 INFO L854 garLoopResultBuilder]: At program point L905-2(lines 900 908) the Hoare annotation is: false [2021-08-29 16:15:16,998 INFO L854 garLoopResultBuilder]: At program point L905-3(lines 900 908) the Hoare annotation is: false [2021-08-29 16:15:16,999 INFO L854 garLoopResultBuilder]: At program point L905-4(lines 900 908) the Hoare annotation is: false [2021-08-29 16:15:16,999 INFO L854 garLoopResultBuilder]: At program point L905-5(lines 900 908) the Hoare annotation is: false [2021-08-29 16:15:16,999 INFO L854 garLoopResultBuilder]: At program point L774(lines 769 777) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 (= ~methAndRunningLastTime~0 0) (not .cse2) .cse3 .cse4 .cse5 .cse6))) [2021-08-29 16:15:16,999 INFO L854 garLoopResultBuilder]: At program point L774-1(lines 769 777) the Hoare annotation is: false [2021-08-29 16:15:16,999 INFO L854 garLoopResultBuilder]: At program point L774-2(lines 769 777) the Hoare annotation is: false [2021-08-29 16:15:16,999 INFO L858 garLoopResultBuilder]: For program point L577(lines 577 583) no Hoare annotation was computed. [2021-08-29 16:15:16,999 INFO L854 garLoopResultBuilder]: At program point L577-1(lines 577 583) the Hoare annotation is: (let ((.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse2 (= ~methAndRunningLastTime~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (not .cse3)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~1 0) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse2 .cse8 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse2 .cse4 .cse5 .cse6) (and .cse0 .cse1 (not .cse7) .cse8 (not .cse4) .cse5 .cse6)))) [2021-08-29 16:15:16,999 INFO L858 garLoopResultBuilder]: For program point L842(lines 842 846) no Hoare annotation was computed. [2021-08-29 16:15:16,999 INFO L858 garLoopResultBuilder]: For program point L842-2(lines 842 846) no Hoare annotation was computed. [2021-08-29 16:15:16,999 INFO L858 garLoopResultBuilder]: For program point L842-3(lines 842 846) no Hoare annotation was computed. [2021-08-29 16:15:16,999 INFO L858 garLoopResultBuilder]: For program point L842-5(lines 842 846) no Hoare annotation was computed. [2021-08-29 16:15:17,000 INFO L854 garLoopResultBuilder]: At program point L644(lines 644 650) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3) (and .cse0 .cse1 (= ~methAndRunningLastTime~0 0) .cse2 .cse3) (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3))) [2021-08-29 16:15:17,000 INFO L858 garLoopResultBuilder]: For program point L842-6(lines 842 846) no Hoare annotation was computed. [2021-08-29 16:15:17,000 INFO L854 garLoopResultBuilder]: At program point L644-1(lines 644 650) the Hoare annotation is: false [2021-08-29 16:15:17,000 INFO L858 garLoopResultBuilder]: For program point L842-8(lines 842 846) no Hoare annotation was computed. [2021-08-29 16:15:17,000 INFO L854 garLoopResultBuilder]: At program point L644-2(lines 644 650) the Hoare annotation is: false [2021-08-29 16:15:17,000 INFO L858 garLoopResultBuilder]: For program point L842-9(lines 842 846) no Hoare annotation was computed. [2021-08-29 16:15:17,000 INFO L858 garLoopResultBuilder]: For program point L842-11(lines 842 846) no Hoare annotation was computed. [2021-08-29 16:15:17,000 INFO L858 garLoopResultBuilder]: For program point L842-12(lines 842 846) no Hoare annotation was computed. [2021-08-29 16:15:17,000 INFO L858 garLoopResultBuilder]: For program point L842-14(lines 842 846) no Hoare annotation was computed. [2021-08-29 16:15:17,000 INFO L858 garLoopResultBuilder]: For program point L842-15(lines 842 846) no Hoare annotation was computed. [2021-08-29 16:15:17,000 INFO L858 garLoopResultBuilder]: For program point L842-17(lines 842 846) no Hoare annotation was computed. [2021-08-29 16:15:17,000 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-29 16:15:17,000 INFO L858 garLoopResultBuilder]: For program point L945(lines 945 951) no Hoare annotation was computed. [2021-08-29 16:15:17,001 INFO L858 garLoopResultBuilder]: For program point L945-1(lines 945 951) no Hoare annotation was computed. [2021-08-29 16:15:17,001 INFO L858 garLoopResultBuilder]: For program point L945-2(lines 945 951) no Hoare annotation was computed. [2021-08-29 16:15:17,001 INFO L858 garLoopResultBuilder]: For program point L945-3(lines 945 951) no Hoare annotation was computed. [2021-08-29 16:15:17,001 INFO L858 garLoopResultBuilder]: For program point L945-4(lines 945 951) no Hoare annotation was computed. [2021-08-29 16:15:17,001 INFO L858 garLoopResultBuilder]: For program point L945-5(lines 945 951) no Hoare annotation was computed. [2021-08-29 16:15:17,001 INFO L858 garLoopResultBuilder]: For program point L945-6(lines 945 951) no Hoare annotation was computed. [2021-08-29 16:15:17,001 INFO L858 garLoopResultBuilder]: For program point L945-7(lines 945 951) no Hoare annotation was computed. [2021-08-29 16:15:17,002 INFO L858 garLoopResultBuilder]: For program point L945-8(lines 945 951) no Hoare annotation was computed. [2021-08-29 16:15:17,002 INFO L858 garLoopResultBuilder]: For program point L945-9(lines 945 951) no Hoare annotation was computed. [2021-08-29 16:15:17,002 INFO L854 garLoopResultBuilder]: At program point L615(lines 566 616) the Hoare annotation is: false [2021-08-29 16:15:17,002 INFO L858 garLoopResultBuilder]: For program point L945-10(lines 945 951) no Hoare annotation was computed. [2021-08-29 16:15:17,002 INFO L858 garLoopResultBuilder]: For program point L945-11(lines 945 951) no Hoare annotation was computed. [2021-08-29 16:15:17,002 INFO L854 garLoopResultBuilder]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2021-08-29 16:15:17,002 INFO L858 garLoopResultBuilder]: For program point L880(lines 880 884) no Hoare annotation was computed. [2021-08-29 16:15:17,003 INFO L858 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2021-08-29 16:15:17,003 INFO L854 garLoopResultBuilder]: At program point L848(lines 833 851) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (not (= ~pumpRunning~0 0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-08-29 16:15:17,003 INFO L854 garLoopResultBuilder]: At program point L848-1(lines 833 851) the Hoare annotation is: false [2021-08-29 16:15:17,003 INFO L854 garLoopResultBuilder]: At program point L848-2(lines 833 851) the Hoare annotation is: false [2021-08-29 16:15:17,003 INFO L854 garLoopResultBuilder]: At program point L848-3(lines 833 851) the Hoare annotation is: false [2021-08-29 16:15:17,003 INFO L854 garLoopResultBuilder]: At program point L848-4(lines 833 851) the Hoare annotation is: false [2021-08-29 16:15:17,003 INFO L854 garLoopResultBuilder]: At program point L848-5(lines 833 851) the Hoare annotation is: false [2021-08-29 16:15:17,004 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-29 16:15:17,004 INFO L854 garLoopResultBuilder]: At program point L157(lines 152 159) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-08-29 16:15:17,004 INFO L858 garLoopResultBuilder]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-08-29 16:15:17,004 INFO L858 garLoopResultBuilder]: For program point L58-1(lines 637 643) no Hoare annotation was computed. [2021-08-29 16:15:17,004 INFO L854 garLoopResultBuilder]: At program point L950(lines 941 954) the Hoare annotation is: false [2021-08-29 16:15:17,004 INFO L854 garLoopResultBuilder]: At program point L950-1(lines 941 954) the Hoare annotation is: false [2021-08-29 16:15:17,004 INFO L854 garLoopResultBuilder]: At program point L950-2(lines 941 954) the Hoare annotation is: false [2021-08-29 16:15:17,005 INFO L854 garLoopResultBuilder]: At program point L950-3(lines 941 954) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse3 .cse4) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4) (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 0) .cse3 .cse4))) [2021-08-29 16:15:17,005 INFO L854 garLoopResultBuilder]: At program point L950-4(lines 941 954) the Hoare annotation is: false [2021-08-29 16:15:17,005 INFO L854 garLoopResultBuilder]: At program point L950-5(lines 941 954) the Hoare annotation is: false [2021-08-29 16:15:17,005 INFO L854 garLoopResultBuilder]: At program point L950-6(lines 941 954) the Hoare annotation is: false [2021-08-29 16:15:17,005 INFO L854 garLoopResultBuilder]: At program point L950-7(lines 941 954) the Hoare annotation is: false [2021-08-29 16:15:17,005 INFO L854 garLoopResultBuilder]: At program point L950-8(lines 941 954) the Hoare annotation is: false [2021-08-29 16:15:17,005 INFO L854 garLoopResultBuilder]: At program point L950-9(lines 941 954) the Hoare annotation is: false [2021-08-29 16:15:17,006 INFO L854 garLoopResultBuilder]: At program point L950-10(lines 941 954) the Hoare annotation is: false [2021-08-29 16:15:17,006 INFO L858 garLoopResultBuilder]: For program point L587(lines 587 593) no Hoare annotation was computed. [2021-08-29 16:15:17,007 INFO L854 garLoopResultBuilder]: At program point L950-11(lines 941 954) the Hoare annotation is: false [2021-08-29 16:15:17,008 INFO L854 garLoopResultBuilder]: At program point L587-1(lines 587 593) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) .cse3 .cse4) (and .cse0 .cse1 (= ~methAndRunningLastTime~0 0) .cse3 .cse4) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4))) [2021-08-29 16:15:17,008 INFO L858 garLoopResultBuilder]: For program point L721(lines 721 738) no Hoare annotation was computed. [2021-08-29 16:15:17,008 INFO L858 garLoopResultBuilder]: For program point L721-1(lines 721 738) no Hoare annotation was computed. [2021-08-29 16:15:17,008 INFO L858 garLoopResultBuilder]: For program point L721-2(lines 721 738) no Hoare annotation was computed. [2021-08-29 16:15:17,008 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-29 16:15:17,008 INFO L854 garLoopResultBuilder]: At program point L987(lines 1 1007) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-08-29 16:15:17,008 INFO L858 garLoopResultBuilder]: For program point L823(lines 823 827) no Hoare annotation was computed. [2021-08-29 16:15:17,009 INFO L858 garLoopResultBuilder]: For program point L823-2(lines 823 827) no Hoare annotation was computed. [2021-08-29 16:15:17,009 INFO L858 garLoopResultBuilder]: For program point L823-3(lines 823 827) no Hoare annotation was computed. [2021-08-29 16:15:17,009 INFO L858 garLoopResultBuilder]: For program point L823-5(lines 823 827) no Hoare annotation was computed. [2021-08-29 16:15:17,009 INFO L858 garLoopResultBuilder]: For program point L823-6(lines 823 827) no Hoare annotation was computed. [2021-08-29 16:15:17,009 INFO L858 garLoopResultBuilder]: For program point L823-8(lines 823 827) no Hoare annotation was computed. [2021-08-29 16:15:17,009 INFO L858 garLoopResultBuilder]: For program point L823-9(lines 823 827) no Hoare annotation was computed. [2021-08-29 16:15:17,009 INFO L858 garLoopResultBuilder]: For program point L823-11(lines 823 827) no Hoare annotation was computed. [2021-08-29 16:15:17,009 INFO L858 garLoopResultBuilder]: For program point L823-12(lines 823 827) no Hoare annotation was computed. [2021-08-29 16:15:17,010 INFO L858 garLoopResultBuilder]: For program point L823-14(lines 823 827) no Hoare annotation was computed. [2021-08-29 16:15:17,010 INFO L858 garLoopResultBuilder]: For program point L823-15(lines 823 827) no Hoare annotation was computed. [2021-08-29 16:15:17,010 INFO L858 garLoopResultBuilder]: For program point L823-17(lines 823 827) no Hoare annotation was computed. [2021-08-29 16:15:17,010 INFO L858 garLoopResultBuilder]: For program point L823-18(lines 823 827) no Hoare annotation was computed. [2021-08-29 16:15:17,010 INFO L858 garLoopResultBuilder]: For program point L823-20(lines 823 827) no Hoare annotation was computed. [2021-08-29 16:15:17,010 INFO L858 garLoopResultBuilder]: For program point L823-21(lines 823 827) no Hoare annotation was computed. [2021-08-29 16:15:17,010 INFO L858 garLoopResultBuilder]: For program point L823-23(lines 823 827) no Hoare annotation was computed. [2021-08-29 16:15:17,011 INFO L858 garLoopResultBuilder]: For program point L823-24(lines 823 827) no Hoare annotation was computed. [2021-08-29 16:15:17,011 INFO L858 garLoopResultBuilder]: For program point L823-26(lines 823 827) no Hoare annotation was computed. [2021-08-29 16:15:17,011 INFO L858 garLoopResultBuilder]: For program point L823-27(lines 823 827) no Hoare annotation was computed. [2021-08-29 16:15:17,011 INFO L858 garLoopResultBuilder]: For program point L823-29(lines 823 827) no Hoare annotation was computed. [2021-08-29 16:15:17,011 INFO L858 garLoopResultBuilder]: For program point L823-30(lines 823 827) no Hoare annotation was computed. [2021-08-29 16:15:17,011 INFO L858 garLoopResultBuilder]: For program point L823-32(lines 823 827) no Hoare annotation was computed. [2021-08-29 16:15:17,011 INFO L858 garLoopResultBuilder]: For program point L823-33(lines 823 827) no Hoare annotation was computed. [2021-08-29 16:15:17,011 INFO L858 garLoopResultBuilder]: For program point L725(lines 725 733) no Hoare annotation was computed. [2021-08-29 16:15:17,012 INFO L858 garLoopResultBuilder]: For program point L725-1(lines 725 733) no Hoare annotation was computed. [2021-08-29 16:15:17,012 INFO L858 garLoopResultBuilder]: For program point L823-35(lines 823 827) no Hoare annotation was computed. [2021-08-29 16:15:17,012 INFO L858 garLoopResultBuilder]: For program point L725-2(lines 725 733) no Hoare annotation was computed. [2021-08-29 16:15:17,012 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-29 16:15:17,012 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1004) no Hoare annotation was computed. [2021-08-29 16:15:17,012 INFO L858 garLoopResultBuilder]: For program point L892(lines 892 896) no Hoare annotation was computed. [2021-08-29 16:15:17,012 INFO L858 garLoopResultBuilder]: For program point L695(lines 695 712) no Hoare annotation was computed. [2021-08-29 16:15:17,013 INFO L858 garLoopResultBuilder]: For program point L695-1(lines 695 712) no Hoare annotation was computed. [2021-08-29 16:15:17,014 INFO L858 garLoopResultBuilder]: For program point L695-2(lines 695 712) no Hoare annotation was computed. [2021-08-29 16:15:17,014 INFO L858 garLoopResultBuilder]: For program point L695-3(lines 695 712) no Hoare annotation was computed. [2021-08-29 16:15:17,014 INFO L858 garLoopResultBuilder]: For program point L695-4(lines 695 712) no Hoare annotation was computed. [2021-08-29 16:15:17,014 INFO L858 garLoopResultBuilder]: For program point L695-5(lines 695 712) no Hoare annotation was computed. [2021-08-29 16:15:17,014 INFO L858 garLoopResultBuilder]: For program point L134(lines 134 141) no Hoare annotation was computed. [2021-08-29 16:15:17,014 INFO L861 garLoopResultBuilder]: At program point L134-1(lines 134 141) the Hoare annotation is: true [2021-08-29 16:15:17,018 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-29 16:15:17,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 04:15:17 BoogieIcfgContainer [2021-08-29 16:15:17,043 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-29 16:15:17,043 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-29 16:15:17,043 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-29 16:15:17,044 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-29 16:15:17,044 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:15:08" (3/4) ... [2021-08-29 16:15:17,047 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-29 16:15:17,067 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-08-29 16:15:17,068 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-08-29 16:15:17,069 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-08-29 16:15:17,070 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-08-29 16:15:17,071 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-29 16:15:17,073 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-29 16:15:17,074 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-29 16:15:17,095 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-08-29 16:15:17,095 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-08-29 16:15:17,095 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-08-29 16:15:17,096 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && splverifierCounter == 0) && methAndRunningLastTime == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methAndRunningLastTime == 0) && !(\result == 0)) && \result == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) [2021-08-29 16:15:17,096 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && splverifierCounter == 0) && methAndRunningLastTime == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methAndRunningLastTime == 0) && !(\result == 0)) && \result == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) [2021-08-29 16:15:17,097 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && !(\result == 0)) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) && !(0 == systemActive))) || (((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive)) [2021-08-29 16:15:17,098 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && !(\result == 0)) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) && !(0 == systemActive))) || (((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive)) [2021-08-29 16:15:17,098 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && splverifierCounter == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && !(\result == 0)) && \result == 1) && !(0 == systemActive))) || ((((tmp == 1 && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) && !(0 == systemActive)) [2021-08-29 16:15:17,099 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && splverifierCounter == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) && !(0 == systemActive))) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive)) [2021-08-29 16:15:17,100 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && methAndRunningLastTime == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) [2021-08-29 16:15:17,101 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive)) [2021-08-29 16:15:17,107 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive)) [2021-08-29 16:15:17,108 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && methAndRunningLastTime == 0) && !(pumpRunning == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) [2021-08-29 16:15:17,108 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && \result == 1) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive))) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methAndRunningLastTime == 0) && \result == 1) && !(0 == systemActive)) [2021-08-29 16:15:17,111 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methAndRunningLastTime == 0) && \result == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp___0 == 0) && \result == 0) && \result == 1) && !(0 == systemActive)) [2021-08-29 16:15:17,111 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) [2021-08-29 16:15:17,112 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) [2021-08-29 16:15:17,165 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-29 16:15:17,165 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-29 16:15:17,166 INFO L158 Benchmark]: Toolchain (without parser) took 9511.23ms. Allocated memory was 60.8MB in the beginning and 132.1MB in the end (delta: 71.3MB). Free memory was 39.8MB in the beginning and 55.8MB in the end (delta: -16.0MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. [2021-08-29 16:15:17,166 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 60.8MB. Free memory was 42.6MB in the beginning and 42.5MB in the end (delta: 29.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-29 16:15:17,167 INFO L158 Benchmark]: CACSL2BoogieTranslator took 431.29ms. Allocated memory is still 60.8MB. Free memory was 39.7MB in the beginning and 35.5MB in the end (delta: 4.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-08-29 16:15:17,167 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.93ms. Allocated memory is still 60.8MB. Free memory was 35.3MB in the beginning and 30.5MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-08-29 16:15:17,167 INFO L158 Benchmark]: Boogie Preprocessor took 78.68ms. Allocated memory is still 60.8MB. Free memory was 30.5MB in the beginning and 26.8MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-08-29 16:15:17,167 INFO L158 Benchmark]: RCFGBuilder took 678.44ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 26.8MB in the beginning and 31.5MB in the end (delta: -4.7MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2021-08-29 16:15:17,168 INFO L158 Benchmark]: TraceAbstraction took 8081.70ms. Allocated memory was 73.4MB in the beginning and 132.1MB in the end (delta: 58.7MB). Free memory was 51.4MB in the beginning and 71.5MB in the end (delta: -20.1MB). Peak memory consumption was 68.6MB. Max. memory is 16.1GB. [2021-08-29 16:15:17,168 INFO L158 Benchmark]: Witness Printer took 122.17ms. Allocated memory is still 132.1MB. Free memory was 71.5MB in the beginning and 55.8MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-08-29 16:15:17,170 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 60.8MB. Free memory was 42.6MB in the beginning and 42.5MB in the end (delta: 29.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 431.29ms. Allocated memory is still 60.8MB. Free memory was 39.7MB in the beginning and 35.5MB in the end (delta: 4.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.93ms. Allocated memory is still 60.8MB. Free memory was 35.3MB in the beginning and 30.5MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.68ms. Allocated memory is still 60.8MB. Free memory was 30.5MB in the beginning and 26.8MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 678.44ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 26.8MB in the beginning and 31.5MB in the end (delta: -4.7MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * TraceAbstraction took 8081.70ms. Allocated memory was 73.4MB in the beginning and 132.1MB in the end (delta: 58.7MB). Free memory was 51.4MB in the beginning and 71.5MB in the end (delta: -20.1MB). Peak memory consumption was 68.6MB. Max. memory is 16.1GB. * Witness Printer took 122.17ms. Allocated memory is still 132.1MB. Free memory was 71.5MB in the beginning and 55.8MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.00ms ErrorAutomatonConstructionTimeTotal, 0.00ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.00ms ErrorAutomatonConstructionTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1004]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1004]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1004]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 193 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 7992.76ms, OverallIterations: 12, TraceHistogramMax: 2, EmptinessCheckTime: 38.08ms, AutomataDifference: 4003.83ms, DeadEndRemovalTime: 0.00ms, HoareAnnotationTime: 2540.18ms, InitialAbstractionConstructionTime: 15.09ms, PartialOrderReductionTime: 0.00ms, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1840 SdHoareTripleChecker+Valid, 3328.01ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1840 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 2563.21ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1962 mSDsCounter, 67 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3751 IncrementalHoareTripleChecker+Invalid, 3818 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 67 mSolverCounterUnsat, 0 mSDtfsCounter, 3751 mSolverCounterSat, 23.24ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 89 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 247.99ms Time, 0.00ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=282occurred in iteration=10, InterpolantAutomatonStates: 66, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.00ms DumpTime, AutomataMinimizationStatistics: 205.25ms AutomataMinimizationTime, 12 MinimizatonAttempts, 647 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.00ms HoareAnnotationTime, 68 LocationsWithAnnotation, 68 PreInvPairs, 264 NumberOfFragments, 972 HoareAnnotationTreeSize, 68 FomulaSimplifications, 163694 FormulaSimplificationTreeSizeReduction, 649.30ms HoareSimplificationTime, 68 FomulaSimplificationsInter, 27796 FormulaSimplificationTreeSizeReductionInter, 1874.06ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 49.16ms SsaConstructionTime, 311.70ms SatisfiabilityAnalysisTime, 566.29ms InterpolantComputationTime, 415 NumberOfCodeBlocks, 415 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 403 ConstructedInterpolants, 0 QuantifiedInterpolants, 836 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 42/42 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 - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: (((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: (((((tmp == 1 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && !(\result == 0)) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) && !(0 == systemActive))) || (((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (((((tmp == 1 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && methAndRunningLastTime == 0) && !(pumpRunning == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 990]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: (((((tmp == 1 && splverifierCounter == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && !(\result == 0)) && \result == 1) && !(0 == systemActive))) || ((((tmp == 1 && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 644]: Loop Invariant Derived loop invariant: (((((tmp == 1 && splverifierCounter == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) && !(0 == systemActive))) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && !(\result == 0)) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) && !(0 == systemActive))) || (((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methAndRunningLastTime == 0) && \result == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp___0 == 0) && \result == 0) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && splverifierCounter == 0) && methAndRunningLastTime == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methAndRunningLastTime == 0) && !(\result == 0)) && \result == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: (((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 644]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 644]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && \result == 1) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive))) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methAndRunningLastTime == 0) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && splverifierCounter == 0) && methAndRunningLastTime == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methAndRunningLastTime == 0) && !(\result == 0)) && \result == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && methAndRunningLastTime == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-08-29 16:15:17,222 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...