./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product34.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f580d0-f6f5-4455-bfb9-ca84bd23d5f0/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f580d0-f6f5-4455-bfb9-ca84bd23d5f0/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f580d0-f6f5-4455-bfb9-ca84bd23d5f0/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f580d0-f6f5-4455-bfb9-ca84bd23d5f0/bin/uautomizer-w2VwFs6gM0/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product34.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f580d0-f6f5-4455-bfb9-ca84bd23d5f0/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f580d0-f6f5-4455-bfb9-ca84bd23d5f0/bin/uautomizer-w2VwFs6gM0 --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 750fa47004e8b71818a419cd0705c167dc764081be79a2bed3ff642b9979f0ab --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 15:08:07,849 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 15:08:07,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 15:08:07,915 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 15:08:07,916 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 15:08:07,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 15:08:07,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 15:08:07,924 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 15:08:07,927 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 15:08:07,928 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 15:08:07,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 15:08:07,933 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 15:08:07,933 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 15:08:07,935 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 15:08:07,938 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 15:08:07,940 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 15:08:07,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 15:08:07,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 15:08:07,947 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 15:08:07,951 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 15:08:07,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 15:08:07,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 15:08:07,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 15:08:07,961 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 15:08:07,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 15:08:07,967 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 15:08:07,968 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 15:08:07,970 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 15:08:07,971 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 15:08:07,972 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 15:08:07,977 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 15:08:07,979 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 15:08:07,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 15:08:07,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 15:08:07,986 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 15:08:07,989 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 15:08:07,991 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 15:08:07,991 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 15:08:07,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 15:08:07,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 15:08:07,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 15:08:07,995 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f580d0-f6f5-4455-bfb9-ca84bd23d5f0/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-22 15:08:08,065 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 15:08:08,066 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 15:08:08,067 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 15:08:08,067 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 15:08:08,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 15:08:08,077 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 15:08:08,078 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 15:08:08,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 15:08:08,078 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 15:08:08,079 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 15:08:08,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 15:08:08,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 15:08:08,081 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 15:08:08,081 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 15:08:08,082 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 15:08:08,082 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 15:08:08,082 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 15:08:08,083 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 15:08:08,083 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 15:08:08,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 15:08:08,084 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 15:08:08,084 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 15:08:08,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 15:08:08,085 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 15:08:08,085 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 15:08:08,085 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 15:08:08,085 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 15:08:08,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 15:08:08,086 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 15:08:08,088 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 15:08:08,089 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 15:08:08,089 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 15:08:08,089 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f580d0-f6f5-4455-bfb9-ca84bd23d5f0/bin/uautomizer-w2VwFs6gM0/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f580d0-f6f5-4455-bfb9-ca84bd23d5f0/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 750fa47004e8b71818a419cd0705c167dc764081be79a2bed3ff642b9979f0ab [2021-11-22 15:08:08,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 15:08:08,498 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 15:08:08,501 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 15:08:08,503 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 15:08:08,504 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 15:08:08,506 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f580d0-f6f5-4455-bfb9-ca84bd23d5f0/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/product-lines/minepump_spec3_product34.cil.c [2021-11-22 15:08:08,614 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f580d0-f6f5-4455-bfb9-ca84bd23d5f0/bin/uautomizer-w2VwFs6gM0/data/ae30152c9/a524daffcf0148bea537c5e13a9b7a38/FLAGcf90a6189 [2021-11-22 15:08:09,304 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 15:08:09,305 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f580d0-f6f5-4455-bfb9-ca84bd23d5f0/sv-benchmarks/c/product-lines/minepump_spec3_product34.cil.c [2021-11-22 15:08:09,335 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f580d0-f6f5-4455-bfb9-ca84bd23d5f0/bin/uautomizer-w2VwFs6gM0/data/ae30152c9/a524daffcf0148bea537c5e13a9b7a38/FLAGcf90a6189 [2021-11-22 15:08:09,566 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f580d0-f6f5-4455-bfb9-ca84bd23d5f0/bin/uautomizer-w2VwFs6gM0/data/ae30152c9/a524daffcf0148bea537c5e13a9b7a38 [2021-11-22 15:08:09,570 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 15:08:09,574 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 15:08:09,578 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 15:08:09,579 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 15:08:09,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 15:08:09,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:08:09" (1/1) ... [2021-11-22 15:08:09,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36dbf171 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:09, skipping insertion in model container [2021-11-22 15:08:09,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:08:09" (1/1) ... [2021-11-22 15:08:09,597 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 15:08:09,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 15:08:10,115 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f580d0-f6f5-4455-bfb9-ca84bd23d5f0/sv-benchmarks/c/product-lines/minepump_spec3_product34.cil.c[16171,16184] [2021-11-22 15:08:10,131 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 15:08:10,143 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 15:08:10,242 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f580d0-f6f5-4455-bfb9-ca84bd23d5f0/sv-benchmarks/c/product-lines/minepump_spec3_product34.cil.c[16171,16184] [2021-11-22 15:08:10,264 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 15:08:10,307 INFO L208 MainTranslator]: Completed translation [2021-11-22 15:08:10,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10 WrapperNode [2021-11-22 15:08:10,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 15:08:10,310 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 15:08:10,310 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 15:08:10,310 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 15:08:10,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10" (1/1) ... [2021-11-22 15:08:10,357 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10" (1/1) ... [2021-11-22 15:08:10,401 INFO L137 Inliner]: procedures = 53, calls = 151, calls flagged for inlining = 48, calls inlined = 51, statements flattened = 445 [2021-11-22 15:08:10,402 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 15:08:10,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 15:08:10,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 15:08:10,403 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 15:08:10,414 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10" (1/1) ... [2021-11-22 15:08:10,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10" (1/1) ... [2021-11-22 15:08:10,419 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10" (1/1) ... [2021-11-22 15:08:10,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10" (1/1) ... [2021-11-22 15:08:10,430 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10" (1/1) ... [2021-11-22 15:08:10,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10" (1/1) ... [2021-11-22 15:08:10,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10" (1/1) ... [2021-11-22 15:08:10,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 15:08:10,460 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 15:08:10,460 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 15:08:10,460 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 15:08:10,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10" (1/1) ... [2021-11-22 15:08:10,481 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 15:08:10,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f580d0-f6f5-4455-bfb9-ca84bd23d5f0/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:10,531 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f580d0-f6f5-4455-bfb9-ca84bd23d5f0/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:10,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f580d0-f6f5-4455-bfb9-ca84bd23d5f0/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 15:08:10,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 15:08:10,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 15:08:10,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 15:08:10,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 15:08:10,684 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 15:08:10,686 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 15:08:11,157 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 15:08:11,169 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 15:08:11,169 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-22 15:08:11,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:08:11 BoogieIcfgContainer [2021-11-22 15:08:11,172 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 15:08:11,175 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 15:08:11,175 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 15:08:11,179 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 15:08:11,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 03:08:09" (1/3) ... [2021-11-22 15:08:11,181 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fda61ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 03:08:11, skipping insertion in model container [2021-11-22 15:08:11,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10" (2/3) ... [2021-11-22 15:08:11,182 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fda61ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 03:08:11, skipping insertion in model container [2021-11-22 15:08:11,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:08:11" (3/3) ... [2021-11-22 15:08:11,204 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product34.cil.c [2021-11-22 15:08:11,211 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 15:08:11,212 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-22 15:08:11,306 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-22 15:08:11,316 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, mAutomataTypeConcurrency=PETRI_NET, 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 [2021-11-22 15:08:11,316 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-22 15:08:11,343 INFO L276 IsEmpty]: Start isEmpty. Operand has 115 states, 111 states have (on average 1.4144144144144144) internal successors, (157), 114 states have internal predecessors, (157), 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) [2021-11-22 15:08:11,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-22 15:08:11,353 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:08:11,354 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:08:11,355 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:08:11,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:08:11,363 INFO L85 PathProgramCache]: Analyzing trace with hash -559334390, now seen corresponding path program 1 times [2021-11-22 15:08:11,375 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:08:11,376 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628180877] [2021-11-22 15:08:11,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:08:11,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:08:11,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:08:11,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:08:11,641 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:08:11,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628180877] [2021-11-22 15:08:11,646 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628180877] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:08:11,646 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:08:11,647 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 15:08:11,649 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807015430] [2021-11-22 15:08:11,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:08:11,657 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-22 15:08:11,658 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:08:11,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-22 15:08:11,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 15:08:11,717 INFO L87 Difference]: Start difference. First operand has 115 states, 111 states have (on average 1.4144144144144144) internal successors, (157), 114 states have internal predecessors, (157), 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 9.5) internal successors, (19), 2 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) [2021-11-22 15:08:11,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:08:11,806 INFO L93 Difference]: Finished difference Result 220 states and 303 transitions. [2021-11-22 15:08:11,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 15:08:11,810 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 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 [2021-11-22 15:08:11,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:08:11,825 INFO L225 Difference]: With dead ends: 220 [2021-11-22 15:08:11,826 INFO L226 Difference]: Without dead ends: 105 [2021-11-22 15:08:11,832 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 15:08:11,839 INFO L933 BasicCegarLoop]: 147 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:08:11,841 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:08:11,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-11-22 15:08:11,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2021-11-22 15:08:11,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 102 states have (on average 1.3627450980392157) internal successors, (139), 104 states have internal predecessors, (139), 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) [2021-11-22 15:08:11,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 139 transitions. [2021-11-22 15:08:11,912 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 139 transitions. Word has length 19 [2021-11-22 15:08:11,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:08:11,913 INFO L470 AbstractCegarLoop]: Abstraction has 105 states and 139 transitions. [2021-11-22 15:08:11,914 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 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) [2021-11-22 15:08:11,914 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 139 transitions. [2021-11-22 15:08:11,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 15:08:11,916 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:08:11,916 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:08:11,917 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-22 15:08:11,917 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:08:11,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:08:11,919 INFO L85 PathProgramCache]: Analyzing trace with hash -33123794, now seen corresponding path program 1 times [2021-11-22 15:08:11,919 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:08:11,920 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133677619] [2021-11-22 15:08:11,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:08:11,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:08:11,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:08:12,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:08:12,011 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:08:12,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133677619] [2021-11-22 15:08:12,012 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2133677619] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:08:12,012 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:08:12,012 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 15:08:12,013 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431070301] [2021-11-22 15:08:12,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:08:12,015 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 15:08:12,015 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:08:12,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 15:08:12,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:08:12,017 INFO L87 Difference]: Start difference. First operand 105 states and 139 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2021-11-22 15:08:12,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:08:12,033 INFO L93 Difference]: Finished difference Result 105 states and 139 transitions. [2021-11-22 15:08:12,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 15:08:12,034 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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 20 [2021-11-22 15:08:12,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:08:12,035 INFO L225 Difference]: With dead ends: 105 [2021-11-22 15:08:12,035 INFO L226 Difference]: Without dead ends: 48 [2021-11-22 15:08:12,036 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:08:12,038 INFO L933 BasicCegarLoop]: 62 mSDtfsCounter, 55 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:08:12,039 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [55 Valid, 68 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:08:12,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2021-11-22 15:08:12,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2021-11-22 15:08:12,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 47 states have (on average 1.3404255319148937) internal successors, (63), 47 states have internal predecessors, (63), 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) [2021-11-22 15:08:12,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 63 transitions. [2021-11-22 15:08:12,050 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 63 transitions. Word has length 20 [2021-11-22 15:08:12,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:08:12,051 INFO L470 AbstractCegarLoop]: Abstraction has 48 states and 63 transitions. [2021-11-22 15:08:12,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2021-11-22 15:08:12,051 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2021-11-22 15:08:12,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 15:08:12,053 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:08:12,053 INFO L514 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] [2021-11-22 15:08:12,054 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-22 15:08:12,054 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:08:12,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:08:12,056 INFO L85 PathProgramCache]: Analyzing trace with hash -515799840, now seen corresponding path program 1 times [2021-11-22 15:08:12,056 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:08:12,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628631454] [2021-11-22 15:08:12,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:08:12,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:08:12,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:08:12,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:08:12,210 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:08:12,211 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628631454] [2021-11-22 15:08:12,211 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628631454] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:08:12,211 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:08:12,212 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 15:08:12,212 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162011048] [2021-11-22 15:08:12,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:08:12,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 15:08:12,213 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:08:12,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 15:08:12,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:08:12,215 INFO L87 Difference]: Start difference. First operand 48 states and 63 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) [2021-11-22 15:08:12,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:08:12,231 INFO L93 Difference]: Finished difference Result 89 states and 119 transitions. [2021-11-22 15:08:12,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 15:08:12,232 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 [2021-11-22 15:08:12,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:08:12,233 INFO L225 Difference]: With dead ends: 89 [2021-11-22 15:08:12,233 INFO L226 Difference]: Without dead ends: 48 [2021-11-22 15:08:12,234 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:08:12,236 INFO L933 BasicCegarLoop]: 61 mSDtfsCounter, 43 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:08:12,237 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [43 Valid, 61 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:08:12,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2021-11-22 15:08:12,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2021-11-22 15:08:12,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 47 states have (on average 1.3191489361702127) internal successors, (62), 47 states have internal predecessors, (62), 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) [2021-11-22 15:08:12,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 62 transitions. [2021-11-22 15:08:12,248 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 62 transitions. Word has length 27 [2021-11-22 15:08:12,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:08:12,249 INFO L470 AbstractCegarLoop]: Abstraction has 48 states and 62 transitions. [2021-11-22 15:08:12,249 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) [2021-11-22 15:08:12,249 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2021-11-22 15:08:12,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 15:08:12,251 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:08:12,251 INFO L514 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] [2021-11-22 15:08:12,252 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-22 15:08:12,252 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:08:12,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:08:12,253 INFO L85 PathProgramCache]: Analyzing trace with hash 757963539, now seen corresponding path program 1 times [2021-11-22 15:08:12,254 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:08:12,254 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739673668] [2021-11-22 15:08:12,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:08:12,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:08:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:08:12,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:08:12,357 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:08:12,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739673668] [2021-11-22 15:08:12,357 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739673668] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:08:12,365 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:08:12,366 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 15:08:12,366 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244630028] [2021-11-22 15:08:12,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:08:12,370 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 15:08:12,371 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:08:12,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 15:08:12,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:08:12,372 INFO L87 Difference]: Start difference. First operand 48 states and 62 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 2 states have internal predecessors, (30), 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) [2021-11-22 15:08:12,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:08:12,423 INFO L93 Difference]: Finished difference Result 119 states and 157 transitions. [2021-11-22 15:08:12,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 15:08:12,424 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 2 states have internal predecessors, (30), 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 30 [2021-11-22 15:08:12,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:08:12,426 INFO L225 Difference]: With dead ends: 119 [2021-11-22 15:08:12,426 INFO L226 Difference]: Without dead ends: 78 [2021-11-22 15:08:12,427 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:08:12,429 INFO L933 BasicCegarLoop]: 73 mSDtfsCounter, 35 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:08:12,430 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 113 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:08:12,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2021-11-22 15:08:12,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 76. [2021-11-22 15:08:12,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.32) internal successors, (99), 75 states have internal predecessors, (99), 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) [2021-11-22 15:08:12,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 99 transitions. [2021-11-22 15:08:12,447 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 99 transitions. Word has length 30 [2021-11-22 15:08:12,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:08:12,448 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 99 transitions. [2021-11-22 15:08:12,448 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 2 states have internal predecessors, (30), 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) [2021-11-22 15:08:12,449 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 99 transitions. [2021-11-22 15:08:12,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-22 15:08:12,450 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:08:12,451 INFO L514 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, 1] [2021-11-22 15:08:12,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-22 15:08:12,452 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:08:12,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:08:12,453 INFO L85 PathProgramCache]: Analyzing trace with hash -264807157, now seen corresponding path program 1 times [2021-11-22 15:08:12,453 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:08:12,453 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856949492] [2021-11-22 15:08:12,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:08:12,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:08:12,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:08:12,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:08:12,529 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:08:12,530 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856949492] [2021-11-22 15:08:12,530 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856949492] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:08:12,530 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:08:12,530 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-22 15:08:12,531 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105274172] [2021-11-22 15:08:12,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:08:12,531 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 15:08:12,532 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:08:12,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 15:08:12,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 15:08:12,533 INFO L87 Difference]: Start difference. First operand 76 states and 99 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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) [2021-11-22 15:08:12,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:08:12,628 INFO L93 Difference]: Finished difference Result 198 states and 258 transitions. [2021-11-22 15:08:12,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 15:08:12,630 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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 36 [2021-11-22 15:08:12,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:08:12,635 INFO L225 Difference]: With dead ends: 198 [2021-11-22 15:08:12,637 INFO L226 Difference]: Without dead ends: 129 [2021-11-22 15:08:12,638 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-22 15:08:12,642 INFO L933 BasicCegarLoop]: 83 mSDtfsCounter, 156 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 331 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:08:12,647 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [156 Valid, 331 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:08:12,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2021-11-22 15:08:12,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 79. [2021-11-22 15:08:12,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 78 states have (on average 1.3076923076923077) internal successors, (102), 78 states have internal predecessors, (102), 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) [2021-11-22 15:08:12,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 102 transitions. [2021-11-22 15:08:12,671 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 102 transitions. Word has length 36 [2021-11-22 15:08:12,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:08:12,671 INFO L470 AbstractCegarLoop]: Abstraction has 79 states and 102 transitions. [2021-11-22 15:08:12,672 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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) [2021-11-22 15:08:12,672 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 102 transitions. [2021-11-22 15:08:12,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-22 15:08:12,674 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:08:12,674 INFO L514 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, 1] [2021-11-22 15:08:12,674 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-22 15:08:12,675 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:08:12,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:08:12,676 INFO L85 PathProgramCache]: Analyzing trace with hash 351267979, now seen corresponding path program 1 times [2021-11-22 15:08:12,676 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:08:12,677 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683804322] [2021-11-22 15:08:12,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:08:12,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:08:12,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:08:12,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:08:12,759 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:08:12,760 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683804322] [2021-11-22 15:08:12,760 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683804322] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:08:12,760 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:08:12,761 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 15:08:12,761 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830840180] [2021-11-22 15:08:12,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:08:12,762 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 15:08:12,762 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:08:12,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 15:08:12,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 15:08:12,764 INFO L87 Difference]: Start difference. First operand 79 states and 102 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 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) [2021-11-22 15:08:12,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:08:12,944 INFO L93 Difference]: Finished difference Result 425 states and 562 transitions. [2021-11-22 15:08:12,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 15:08:12,945 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 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 36 [2021-11-22 15:08:12,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:08:12,951 INFO L225 Difference]: With dead ends: 425 [2021-11-22 15:08:12,951 INFO L226 Difference]: Without dead ends: 353 [2021-11-22 15:08:12,953 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-22 15:08:12,962 INFO L933 BasicCegarLoop]: 105 mSDtfsCounter, 207 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 15:08:12,966 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [207 Valid, 388 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 15:08:12,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2021-11-22 15:08:12,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 139. [2021-11-22 15:08:12,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 138 states have (on average 1.2826086956521738) internal successors, (177), 138 states have internal predecessors, (177), 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) [2021-11-22 15:08:12,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 177 transitions. [2021-11-22 15:08:13,000 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 177 transitions. Word has length 36 [2021-11-22 15:08:13,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:08:13,001 INFO L470 AbstractCegarLoop]: Abstraction has 139 states and 177 transitions. [2021-11-22 15:08:13,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 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) [2021-11-22 15:08:13,001 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 177 transitions. [2021-11-22 15:08:13,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 15:08:13,004 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:08:13,004 INFO L514 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, 1, 1, 1] [2021-11-22 15:08:13,004 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-22 15:08:13,005 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:08:13,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:08:13,006 INFO L85 PathProgramCache]: Analyzing trace with hash -1815151760, now seen corresponding path program 1 times [2021-11-22 15:08:13,006 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:08:13,006 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575791140] [2021-11-22 15:08:13,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:08:13,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:08:13,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:08:13,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:08:13,062 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:08:13,062 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575791140] [2021-11-22 15:08:13,062 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575791140] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:08:13,063 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:08:13,063 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 15:08:13,063 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11924718] [2021-11-22 15:08:13,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:08:13,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 15:08:13,064 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:08:13,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 15:08:13,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 15:08:13,065 INFO L87 Difference]: Start difference. First operand 139 states and 177 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 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) [2021-11-22 15:08:13,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:08:13,136 INFO L93 Difference]: Finished difference Result 279 states and 362 transitions. [2021-11-22 15:08:13,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-22 15:08:13,137 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 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 38 [2021-11-22 15:08:13,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:08:13,141 INFO L225 Difference]: With dead ends: 279 [2021-11-22 15:08:13,141 INFO L226 Difference]: Without dead ends: 207 [2021-11-22 15:08:13,142 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 15:08:13,143 INFO L933 BasicCegarLoop]: 95 mSDtfsCounter, 75 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:08:13,143 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [75 Valid, 197 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:08:13,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2021-11-22 15:08:13,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 204. [2021-11-22 15:08:13,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 203 states have (on average 1.2857142857142858) internal successors, (261), 203 states have internal predecessors, (261), 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) [2021-11-22 15:08:13,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 261 transitions. [2021-11-22 15:08:13,170 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 261 transitions. Word has length 38 [2021-11-22 15:08:13,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:08:13,171 INFO L470 AbstractCegarLoop]: Abstraction has 204 states and 261 transitions. [2021-11-22 15:08:13,171 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 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) [2021-11-22 15:08:13,172 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 261 transitions. [2021-11-22 15:08:13,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 15:08:13,174 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:08:13,174 INFO L514 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, 1, 1, 1] [2021-11-22 15:08:13,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-22 15:08:13,175 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:08:13,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:08:13,175 INFO L85 PathProgramCache]: Analyzing trace with hash 1458747182, now seen corresponding path program 1 times [2021-11-22 15:08:13,176 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:08:13,176 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016828087] [2021-11-22 15:08:13,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:08:13,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:08:13,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:08:13,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:08:13,258 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:08:13,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016828087] [2021-11-22 15:08:13,258 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016828087] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:08:13,259 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:08:13,259 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 15:08:13,259 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876004664] [2021-11-22 15:08:13,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:08:13,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 15:08:13,260 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:08:13,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 15:08:13,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 15:08:13,262 INFO L87 Difference]: Start difference. First operand 204 states and 261 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 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) [2021-11-22 15:08:13,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:08:13,322 INFO L93 Difference]: Finished difference Result 469 states and 606 transitions. [2021-11-22 15:08:13,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 15:08:13,323 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 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 38 [2021-11-22 15:08:13,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:08:13,326 INFO L225 Difference]: With dead ends: 469 [2021-11-22 15:08:13,326 INFO L226 Difference]: Without dead ends: 331 [2021-11-22 15:08:13,328 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-22 15:08:13,329 INFO L933 BasicCegarLoop]: 142 mSDtfsCounter, 106 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 285 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:08:13,330 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [106 Valid, 285 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:08:13,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2021-11-22 15:08:13,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 201. [2021-11-22 15:08:13,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 200 states have (on average 1.285) internal successors, (257), 200 states have internal predecessors, (257), 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) [2021-11-22 15:08:13,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 257 transitions. [2021-11-22 15:08:13,380 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 257 transitions. Word has length 38 [2021-11-22 15:08:13,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:08:13,386 INFO L470 AbstractCegarLoop]: Abstraction has 201 states and 257 transitions. [2021-11-22 15:08:13,386 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 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) [2021-11-22 15:08:13,387 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 257 transitions. [2021-11-22 15:08:13,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 15:08:13,394 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:08:13,394 INFO L514 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, 1, 1, 1] [2021-11-22 15:08:13,394 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-22 15:08:13,395 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:08:13,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:08:13,395 INFO L85 PathProgramCache]: Analyzing trace with hash -168445204, now seen corresponding path program 1 times [2021-11-22 15:08:13,396 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:08:13,396 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144093558] [2021-11-22 15:08:13,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:08:13,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:08:13,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:08:13,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:08:13,538 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:08:13,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144093558] [2021-11-22 15:08:13,538 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144093558] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:08:13,538 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:08:13,539 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-22 15:08:13,539 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144513136] [2021-11-22 15:08:13,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:08:13,539 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 15:08:13,540 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:08:13,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 15:08:13,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-22 15:08:13,541 INFO L87 Difference]: Start difference. First operand 201 states and 257 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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) [2021-11-22 15:08:13,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:08:13,683 INFO L93 Difference]: Finished difference Result 442 states and 573 transitions. [2021-11-22 15:08:13,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 15:08:13,684 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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 38 [2021-11-22 15:08:13,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:08:13,685 INFO L225 Difference]: With dead ends: 442 [2021-11-22 15:08:13,686 INFO L226 Difference]: Without dead ends: 79 [2021-11-22 15:08:13,687 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-22 15:08:13,688 INFO L933 BasicCegarLoop]: 116 mSDtfsCounter, 198 mSDsluCounter, 328 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 444 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 15:08:13,688 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [198 Valid, 444 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 15:08:13,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2021-11-22 15:08:13,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 76. [2021-11-22 15:08:13,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.2) internal successors, (90), 75 states have internal predecessors, (90), 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) [2021-11-22 15:08:13,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 90 transitions. [2021-11-22 15:08:13,698 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 90 transitions. Word has length 38 [2021-11-22 15:08:13,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:08:13,698 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 90 transitions. [2021-11-22 15:08:13,699 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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) [2021-11-22 15:08:13,699 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 90 transitions. [2021-11-22 15:08:13,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 15:08:13,700 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:08:13,700 INFO L514 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, 1, 1, 1] [2021-11-22 15:08:13,700 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-22 15:08:13,700 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:08:13,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:08:13,701 INFO L85 PathProgramCache]: Analyzing trace with hash 447629932, now seen corresponding path program 1 times [2021-11-22 15:08:13,702 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:08:13,702 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658182697] [2021-11-22 15:08:13,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:08:13,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:08:13,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:08:13,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:08:13,768 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:08:13,768 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658182697] [2021-11-22 15:08:13,768 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [658182697] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:08:13,768 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:08:13,769 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-22 15:08:13,769 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761271192] [2021-11-22 15:08:13,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:08:13,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 15:08:13,770 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:08:13,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 15:08:13,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-22 15:08:13,771 INFO L87 Difference]: Start difference. First operand 76 states and 90 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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) [2021-11-22 15:08:13,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:08:13,822 INFO L93 Difference]: Finished difference Result 130 states and 155 transitions. [2021-11-22 15:08:13,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 15:08:13,823 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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 38 [2021-11-22 15:08:13,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:08:13,823 INFO L225 Difference]: With dead ends: 130 [2021-11-22 15:08:13,824 INFO L226 Difference]: Without dead ends: 0 [2021-11-22 15:08:13,824 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-22 15:08:13,825 INFO L933 BasicCegarLoop]: 47 mSDtfsCounter, 30 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 179 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:08:13,826 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [30 Valid, 179 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:08:13,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-22 15:08:13,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-22 15:08:13,828 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) [2021-11-22 15:08:13,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-22 15:08:13,828 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 38 [2021-11-22 15:08:13,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:08:13,829 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-22 15:08:13,829 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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) [2021-11-22 15:08:13,829 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-22 15:08:13,829 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-22 15:08:13,838 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-11-22 15:08:13,838 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2021-11-22 15:08:13,839 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2021-11-22 15:08:13,839 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-22 15:08:13,843 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-22 15:08:15,944 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 796) no Hoare annotation was computed. [2021-11-22 15:08:15,944 INFO L861 garLoopResultBuilder]: At program point L217(lines 198 220) the Hoare annotation is: true [2021-11-22 15:08:15,944 INFO L861 garLoopResultBuilder]: At program point L118(lines 55 120) the Hoare annotation is: true [2021-11-22 15:08:15,945 INFO L858 garLoopResultBuilder]: For program point L85(lines 85 91) no Hoare annotation was computed. [2021-11-22 15:08:15,945 INFO L858 garLoopResultBuilder]: For program point L85-2(lines 85 91) no Hoare annotation was computed. [2021-11-22 15:08:15,945 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-22 15:08:15,945 INFO L858 garLoopResultBuilder]: For program point L796(line 796) no Hoare annotation was computed. [2021-11-22 15:08:15,945 INFO L858 garLoopResultBuilder]: For program point L796-1(line 796) no Hoare annotation was computed. [2021-11-22 15:08:15,945 INFO L858 garLoopResultBuilder]: For program point L796-2(line 796) no Hoare annotation was computed. [2021-11-22 15:08:15,945 INFO L858 garLoopResultBuilder]: For program point L103(lines 103 107) no Hoare annotation was computed. [2021-11-22 15:08:15,946 INFO L858 garLoopResultBuilder]: For program point L103-2(lines 95 108) no Hoare annotation was computed. [2021-11-22 15:08:15,946 INFO L854 garLoopResultBuilder]: At program point L797(lines 792 799) the Hoare annotation is: false [2021-11-22 15:08:15,946 INFO L854 garLoopResultBuilder]: At program point L797-1(lines 792 799) the Hoare annotation is: false [2021-11-22 15:08:15,946 INFO L854 garLoopResultBuilder]: At program point L797-2(lines 792 799) the Hoare annotation is: false [2021-11-22 15:08:15,946 INFO L858 garLoopResultBuilder]: For program point L269(lines 269 286) no Hoare annotation was computed. [2021-11-22 15:08:15,947 INFO L854 garLoopResultBuilder]: At program point L269-1(lines 265 289) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| 0) (<= 1 ~pumpRunning~0) .cse0 .cse1) (and (= ~pumpRunning~0 0) .cse0 .cse1 (= ~waterLevel~0 1) (= |ULTIMATE.start_processEnvironment_~tmp~2#1| 0)))) [2021-11-22 15:08:15,947 INFO L858 garLoopResultBuilder]: For program point L269-2(lines 269 286) no Hoare annotation was computed. [2021-11-22 15:08:15,947 INFO L854 garLoopResultBuilder]: At program point L269-3(lines 265 289) the Hoare annotation is: false [2021-11-22 15:08:15,947 INFO L858 garLoopResultBuilder]: For program point L137(lines 137 141) no Hoare annotation was computed. [2021-11-22 15:08:15,947 INFO L858 garLoopResultBuilder]: For program point L269-4(lines 269 286) no Hoare annotation was computed. [2021-11-22 15:08:15,947 INFO L858 garLoopResultBuilder]: For program point L137-1(lines 137 141) no Hoare annotation was computed. [2021-11-22 15:08:15,948 INFO L854 garLoopResultBuilder]: At program point L269-5(lines 265 289) the Hoare annotation is: false [2021-11-22 15:08:15,948 INFO L858 garLoopResultBuilder]: For program point L831(lines 831 835) no Hoare annotation was computed. [2021-11-22 15:08:15,948 INFO L854 garLoopResultBuilder]: At program point L831-2(lines 827 838) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| 0) (<= 1 ~pumpRunning~0) .cse0 .cse1) (and .cse2 (<= 2 ~waterLevel~0) .cse0 .cse1) (and .cse2 .cse0 .cse1 (= ~waterLevel~0 1)))) [2021-11-22 15:08:15,948 INFO L858 garLoopResultBuilder]: For program point L237(lines 237 243) no Hoare annotation was computed. [2021-11-22 15:08:15,948 INFO L858 garLoopResultBuilder]: For program point L237-2(lines 236 255) no Hoare annotation was computed. [2021-11-22 15:08:15,949 INFO L858 garLoopResultBuilder]: For program point L237-3(lines 237 243) no Hoare annotation was computed. [2021-11-22 15:08:15,949 INFO L858 garLoopResultBuilder]: For program point L237-5(lines 236 255) no Hoare annotation was computed. [2021-11-22 15:08:15,949 INFO L858 garLoopResultBuilder]: For program point L237-6(lines 237 243) no Hoare annotation was computed. [2021-11-22 15:08:15,949 INFO L858 garLoopResultBuilder]: For program point L237-8(lines 236 255) no Hoare annotation was computed. [2021-11-22 15:08:15,949 INFO L854 garLoopResultBuilder]: At program point L386(lines 381 388) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| 0) (<= 1 ~pumpRunning~0) .cse0 .cse1) (and .cse2 (<= 2 ~waterLevel~0) .cse0 .cse1) (and .cse2 .cse0 .cse1 (= ~waterLevel~0 1)))) [2021-11-22 15:08:15,949 INFO L854 garLoopResultBuilder]: At program point L254(lines 233 256) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| 0) (<= 1 ~pumpRunning~0) .cse0 .cse1) (and (= ~pumpRunning~0 0) .cse0 .cse1 (= ~waterLevel~0 1) (= |ULTIMATE.start_processEnvironment_~tmp~2#1| 0)))) [2021-11-22 15:08:15,950 INFO L854 garLoopResultBuilder]: At program point L254-1(lines 233 256) the Hoare annotation is: false [2021-11-22 15:08:15,950 INFO L854 garLoopResultBuilder]: At program point L254-2(lines 233 256) the Hoare annotation is: false [2021-11-22 15:08:15,950 INFO L858 garLoopResultBuilder]: For program point L767(lines 767 787) no Hoare annotation was computed. [2021-11-22 15:08:15,950 INFO L858 garLoopResultBuilder]: For program point L767-2(lines 767 787) no Hoare annotation was computed. [2021-11-22 15:08:15,950 INFO L858 garLoopResultBuilder]: For program point L767-4(lines 767 787) no Hoare annotation was computed. [2021-11-22 15:08:15,950 INFO L858 garLoopResultBuilder]: For program point L371(lines 371 375) no Hoare annotation was computed. [2021-11-22 15:08:15,951 INFO L858 garLoopResultBuilder]: For program point L371-2(lines 371 375) no Hoare annotation was computed. [2021-11-22 15:08:15,951 INFO L858 garLoopResultBuilder]: For program point L371-3(lines 371 375) no Hoare annotation was computed. [2021-11-22 15:08:15,951 INFO L858 garLoopResultBuilder]: For program point L371-5(lines 371 375) no Hoare annotation was computed. [2021-11-22 15:08:15,951 INFO L858 garLoopResultBuilder]: For program point L371-6(lines 371 375) no Hoare annotation was computed. [2021-11-22 15:08:15,951 INFO L858 garLoopResultBuilder]: For program point L371-8(lines 371 375) no Hoare annotation was computed. [2021-11-22 15:08:15,951 INFO L854 garLoopResultBuilder]: At program point L322(lines 317 325) the Hoare annotation is: (and (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| 0) (<= 1 ~pumpRunning~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res#1|) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 15:08:15,952 INFO L854 garLoopResultBuilder]: At program point L322-1(lines 317 325) the Hoare annotation is: false [2021-11-22 15:08:15,952 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-22 15:08:15,952 INFO L854 garLoopResultBuilder]: At program point L322-2(lines 317 325) the Hoare annotation is: false [2021-11-22 15:08:15,952 INFO L854 garLoopResultBuilder]: At program point L917(lines 913 919) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-11-22 15:08:15,952 INFO L858 garLoopResultBuilder]: For program point L884(lines 884 890) no Hoare annotation was computed. [2021-11-22 15:08:15,952 INFO L858 garLoopResultBuilder]: For program point L884-1(lines 884 890) no Hoare annotation was computed. [2021-11-22 15:08:15,952 INFO L858 garLoopResultBuilder]: For program point L884-2(lines 884 890) no Hoare annotation was computed. [2021-11-22 15:08:15,953 INFO L858 garLoopResultBuilder]: For program point L273(lines 273 281) no Hoare annotation was computed. [2021-11-22 15:08:15,953 INFO L858 garLoopResultBuilder]: For program point L273-3(lines 273 281) no Hoare annotation was computed. [2021-11-22 15:08:15,953 INFO L858 garLoopResultBuilder]: For program point L75(lines 75 81) no Hoare annotation was computed. [2021-11-22 15:08:15,953 INFO L858 garLoopResultBuilder]: For program point L273-6(lines 273 281) no Hoare annotation was computed. [2021-11-22 15:08:15,953 INFO L858 garLoopResultBuilder]: For program point L75-2(lines 75 81) no Hoare annotation was computed. [2021-11-22 15:08:15,953 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 796) no Hoare annotation was computed. [2021-11-22 15:08:15,954 INFO L858 garLoopResultBuilder]: For program point L819(lines 819 823) no Hoare annotation was computed. [2021-11-22 15:08:15,954 INFO L854 garLoopResultBuilder]: At program point L819-2(lines 815 826) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| 0) (<= 1 ~pumpRunning~0) .cse0 .cse1) (and (= ~pumpRunning~0 0) (<= 2 ~waterLevel~0) .cse0 .cse1))) [2021-11-22 15:08:15,954 INFO L858 garLoopResultBuilder]: For program point L208(lines 208 215) no Hoare annotation was computed. [2021-11-22 15:08:15,954 INFO L858 garLoopResultBuilder]: For program point L208-2(lines 208 215) no Hoare annotation was computed. [2021-11-22 15:08:15,954 INFO L861 garLoopResultBuilder]: At program point L192(lines 185 194) the Hoare annotation is: true [2021-11-22 15:08:15,954 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-22 15:08:15,954 INFO L858 garLoopResultBuilder]: For program point L95(lines 95 108) no Hoare annotation was computed. [2021-11-22 15:08:15,954 INFO L858 garLoopResultBuilder]: For program point L244-1(lines 244 250) no Hoare annotation was computed. [2021-11-22 15:08:15,955 INFO L858 garLoopResultBuilder]: For program point L244-3(lines 244 250) no Hoare annotation was computed. [2021-11-22 15:08:15,955 INFO L858 garLoopResultBuilder]: For program point L244-5(lines 244 250) no Hoare annotation was computed. [2021-11-22 15:08:15,955 INFO L854 garLoopResultBuilder]: At program point L261(lines 257 263) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= ~waterLevel~0 1) (= |ULTIMATE.start_processEnvironment_~tmp~2#1| 0)) [2021-11-22 15:08:15,955 INFO L858 garLoopResultBuilder]: For program point L773(lines 773 786) no Hoare annotation was computed. [2021-11-22 15:08:15,955 INFO L854 garLoopResultBuilder]: At program point L261-1(lines 257 263) the Hoare annotation is: (and (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| 0) (<= 1 ~pumpRunning~0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 15:08:15,955 INFO L854 garLoopResultBuilder]: At program point L773-1(lines 758 790) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| 0) (<= 1 ~pumpRunning~0) .cse0 .cse1) (and (= ~pumpRunning~0 0) .cse0 .cse1 (= ~waterLevel~0 1) (= |ULTIMATE.start_processEnvironment_~tmp~2#1| 0)))) [2021-11-22 15:08:15,956 INFO L854 garLoopResultBuilder]: At program point L261-2(lines 257 263) the Hoare annotation is: false [2021-11-22 15:08:15,956 INFO L858 garLoopResultBuilder]: For program point L773-2(lines 773 786) no Hoare annotation was computed. [2021-11-22 15:08:15,956 INFO L854 garLoopResultBuilder]: At program point L261-3(lines 257 263) the Hoare annotation is: false [2021-11-22 15:08:15,956 INFO L854 garLoopResultBuilder]: At program point L773-3(lines 758 790) the Hoare annotation is: false [2021-11-22 15:08:15,956 INFO L854 garLoopResultBuilder]: At program point L261-4(lines 257 263) the Hoare annotation is: false [2021-11-22 15:08:15,956 INFO L858 garLoopResultBuilder]: For program point L773-4(lines 773 786) no Hoare annotation was computed. [2021-11-22 15:08:15,956 INFO L854 garLoopResultBuilder]: At program point L261-5(lines 257 263) the Hoare annotation is: false [2021-11-22 15:08:15,957 INFO L854 garLoopResultBuilder]: At program point L773-5(lines 758 790) the Hoare annotation is: false [2021-11-22 15:08:15,957 INFO L854 garLoopResultBuilder]: At program point L889(lines 880 893) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 (= ~waterLevel~0 1)) (and .cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| 0) (<= 2 ~waterLevel~0) .cse1 .cse2))) [2021-11-22 15:08:15,957 INFO L854 garLoopResultBuilder]: At program point L377(lines 362 380) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse3 (= |ULTIMATE.start_isHighWaterLevel_~tmp___0~1#1| 0)) (.cse6 (= ~waterLevel~0 1)) (.cse2 (= |ULTIMATE.start_isHighWaterLevel_#res#1| 0))) (or (and .cse0 .cse1 (not .cse2) (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| 0) (not .cse3) (<= 2 ~waterLevel~0) .cse4 .cse5) (and .cse0 .cse1 .cse4 .cse5 .cse6) (and .cse1 .cse4 .cse5 .cse3 .cse6 .cse2))) [2021-11-22 15:08:15,957 INFO L854 garLoopResultBuilder]: At program point L889-1(lines 880 893) the Hoare annotation is: false [2021-11-22 15:08:15,957 INFO L854 garLoopResultBuilder]: At program point L377-1(lines 362 380) the Hoare annotation is: false [2021-11-22 15:08:15,957 INFO L854 garLoopResultBuilder]: At program point L889-2(lines 880 893) the Hoare annotation is: false [2021-11-22 15:08:15,958 INFO L854 garLoopResultBuilder]: At program point L377-2(lines 362 380) the Hoare annotation is: false [2021-11-22 15:08:15,958 INFO L854 garLoopResultBuilder]: At program point L113(lines 64 114) the Hoare annotation is: false [2021-11-22 15:08:15,958 INFO L858 garLoopResultBuilder]: For program point L807(lines 807 811) no Hoare annotation was computed. [2021-11-22 15:08:15,958 INFO L854 garLoopResultBuilder]: At program point L295(lines 290 297) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| 0)) (.cse1 (<= 1 ~pumpRunning~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| 0) (<= 2 ~waterLevel~0) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1)))) [2021-11-22 15:08:15,958 INFO L854 garLoopResultBuilder]: At program point L295-1(lines 290 297) the Hoare annotation is: false [2021-11-22 15:08:15,958 INFO L854 garLoopResultBuilder]: At program point L807-2(lines 803 814) the Hoare annotation is: (and (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| 0) (<= 1 ~pumpRunning~0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 15:08:15,958 INFO L854 garLoopResultBuilder]: At program point L295-2(lines 290 297) the Hoare annotation is: false [2021-11-22 15:08:15,959 INFO L858 garLoopResultBuilder]: For program point L807-3(lines 807 811) no Hoare annotation was computed. [2021-11-22 15:08:15,959 INFO L854 garLoopResultBuilder]: At program point L807-5(lines 803 814) the Hoare annotation is: false [2021-11-22 15:08:15,959 INFO L858 garLoopResultBuilder]: For program point L807-6(lines 807 811) no Hoare annotation was computed. [2021-11-22 15:08:15,959 INFO L854 garLoopResultBuilder]: At program point L807-8(lines 803 814) the Hoare annotation is: false [2021-11-22 15:08:15,959 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-22 15:08:15,959 INFO L854 garLoopResultBuilder]: At program point L65-2(lines 65 112) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| 0) (<= 1 ~pumpRunning~0) .cse0 .cse1) (and (= ~pumpRunning~0 0) .cse0 .cse1 (= ~waterLevel~0 1)))) [2021-11-22 15:08:15,960 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 796) no Hoare annotation was computed. [2021-11-22 15:08:15,960 INFO L861 garLoopResultBuilder]: At program point L148(lines 123 152) the Hoare annotation is: true [2021-11-22 15:08:15,960 INFO L858 garLoopResultBuilder]: For program point L66(lines 65 112) no Hoare annotation was computed. [2021-11-22 15:08:15,960 INFO L854 garLoopResultBuilder]: At program point L925(lines 920 928) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-11-22 15:08:15,960 INFO L854 garLoopResultBuilder]: At program point L182(lines 178 184) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-11-22 15:08:15,960 INFO L854 garLoopResultBuilder]: At program point L876(lines 871 879) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| 0) (<= 1 ~pumpRunning~0) .cse0 .cse1) (and (= ~pumpRunning~0 0) .cse0 .cse1 (<= |ULTIMATE.start_getWaterLevel_#res#1| 1) (= ~waterLevel~0 1) (= |ULTIMATE.start_processEnvironment_~tmp~2#1| 0)))) [2021-11-22 15:08:15,961 INFO L854 garLoopResultBuilder]: At program point L876-1(lines 871 879) the Hoare annotation is: false [2021-11-22 15:08:15,961 INFO L854 garLoopResultBuilder]: At program point L876-2(lines 871 879) the Hoare annotation is: false [2021-11-22 15:08:15,961 INFO L858 garLoopResultBuilder]: For program point L777(lines 777 783) no Hoare annotation was computed. [2021-11-22 15:08:15,961 INFO L858 garLoopResultBuilder]: For program point L777-3(lines 777 783) no Hoare annotation was computed. [2021-11-22 15:08:15,961 INFO L858 garLoopResultBuilder]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-11-22 15:08:15,961 INFO L858 garLoopResultBuilder]: For program point L777-6(lines 777 783) no Hoare annotation was computed. [2021-11-22 15:08:15,961 INFO L854 garLoopResultBuilder]: At program point L133-2(lines 133 147) the Hoare annotation is: false [2021-11-22 15:08:15,962 INFO L854 garLoopResultBuilder]: At program point L910(lines 906 912) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-11-22 15:08:15,962 INFO L854 garLoopResultBuilder]: At program point L844(lines 839 847) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| 0) (<= 1 ~pumpRunning~0) .cse0 .cse1) (and (= ~pumpRunning~0 0) .cse0 .cse1 (= ~waterLevel~0 1) (= |ULTIMATE.start_processEnvironment_~tmp~2#1| 0)))) [2021-11-22 15:08:15,962 INFO L854 garLoopResultBuilder]: At program point L844-1(lines 839 847) the Hoare annotation is: false [2021-11-22 15:08:15,962 INFO L854 garLoopResultBuilder]: At program point L844-2(lines 839 847) the Hoare annotation is: false [2021-11-22 15:08:15,962 INFO L858 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2021-11-22 15:08:15,967 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:08:15,969 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-22 15:08:16,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 03:08:16 BoogieIcfgContainer [2021-11-22 15:08:16,010 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-22 15:08:16,011 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 15:08:16,011 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 15:08:16,011 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 15:08:16,012 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:08:11" (3/4) ... [2021-11-22 15:08:16,016 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-22 15:08:16,040 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2021-11-22 15:08:16,042 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-11-22 15:08:16,043 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-22 15:08:16,044 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-22 15:08:16,045 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-22 15:08:16,046 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 15:08:16,047 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 15:08:16,082 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1) || ((((pumpRunning == 0 && \result == 0) && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0) [2021-11-22 15:08:16,083 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 0 && 1 <= pumpRunning) && 1 == systemActive) && splverifierCounter == 0) || (((((pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0) && \result <= 1) && waterLevel == 1) && tmp == 0) [2021-11-22 15:08:16,084 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 0 && pumpRunning == 0) && !(\result == 0)) && \result == 0) && !(tmp___0 == 0)) && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((tmp == 0 && pumpRunning == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1)) || (((((pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0) && tmp___0 == 0) && waterLevel == 1) && \result == 0) [2021-11-22 15:08:16,085 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 0 && 1 <= pumpRunning) && \result == 0) && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((tmp == 0 && 1 <= pumpRunning) && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1) [2021-11-22 15:08:16,085 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 0 && 1 <= pumpRunning) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0 [2021-11-22 15:08:16,149 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f580d0-f6f5-4455-bfb9-ca84bd23d5f0/bin/uautomizer-w2VwFs6gM0/witness.graphml [2021-11-22 15:08:16,150 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 15:08:16,150 INFO L158 Benchmark]: Toolchain (without parser) took 6576.83ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 76.4MB in the beginning and 65.7MB in the end (delta: 10.7MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2021-11-22 15:08:16,151 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 109.1MB. Free memory was 65.0MB in the beginning and 64.9MB in the end (delta: 46.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 15:08:16,151 INFO L158 Benchmark]: CACSL2BoogieTranslator took 730.38ms. Allocated memory is still 109.1MB. Free memory was 76.1MB in the beginning and 76.4MB in the end (delta: -300.5kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 15:08:16,152 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.12ms. Allocated memory is still 109.1MB. Free memory was 76.4MB in the beginning and 73.2MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 15:08:16,152 INFO L158 Benchmark]: Boogie Preprocessor took 56.32ms. Allocated memory is still 109.1MB. Free memory was 73.2MB in the beginning and 71.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 15:08:16,152 INFO L158 Benchmark]: RCFGBuilder took 712.66ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 71.5MB in the beginning and 106.3MB in the end (delta: -34.8MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2021-11-22 15:08:16,153 INFO L158 Benchmark]: TraceAbstraction took 4835.67ms. Allocated memory is still 132.1MB. Free memory was 105.8MB in the beginning and 75.1MB in the end (delta: 30.7MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. [2021-11-22 15:08:16,153 INFO L158 Benchmark]: Witness Printer took 138.54ms. Allocated memory is still 132.1MB. Free memory was 74.1MB in the beginning and 65.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 15:08:16,155 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 109.1MB. Free memory was 65.0MB in the beginning and 64.9MB in the end (delta: 46.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 730.38ms. Allocated memory is still 109.1MB. Free memory was 76.1MB in the beginning and 76.4MB in the end (delta: -300.5kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.12ms. Allocated memory is still 109.1MB. Free memory was 76.4MB in the beginning and 73.2MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.32ms. Allocated memory is still 109.1MB. Free memory was 73.2MB in the beginning and 71.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 712.66ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 71.5MB in the beginning and 106.3MB in the end (delta: -34.8MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * TraceAbstraction took 4835.67ms. Allocated memory is still 132.1MB. Free memory was 105.8MB in the beginning and 75.1MB in the end (delta: 30.7MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. * Witness Printer took 138.54ms. Allocated memory is still 132.1MB. Free memory was 74.1MB in the beginning and 65.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 796]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 796]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 796]: 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, 115 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 10, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 905 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 905 mSDsluCounter, 2213 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1282 mSDsCounter, 23 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 188 IncrementalHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 23 mSolverCounterUnsat, 931 mSDtfsCounter, 188 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=7, InterpolantAutomatonStates: 46, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 402 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 53 PreInvPairs, 135 NumberOfFragments, 547 HoareAnnotationTreeSize, 53 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 53 FomulaSimplificationsInter, 7291 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 320 NumberOfCodeBlocks, 320 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 310 ConstructedInterpolants, 0 QuantifiedInterpolants, 595 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: ((((tmp == 0 && 1 <= pumpRunning) && 1 == systemActive) && splverifierCounter == 0) || (((pumpRunning == 0 && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0)) || (((pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1) - InvariantResult [Line: 317]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: (((((tmp == 0 && 1 <= pumpRunning) && \result == 0) && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((tmp == 0 && 1 <= pumpRunning) && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1) - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: ((tmp == 0 && 1 <= pumpRunning) && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: (((tmp == 0 && 1 <= pumpRunning) && 1 == systemActive) && splverifierCounter == 0) || ((((pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1) && tmp == 0) - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1) || ((((pumpRunning == 0 && \result == 0) && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: ((tmp == 0 && 1 <= pumpRunning) && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 381]: Loop Invariant Derived loop invariant: ((((tmp == 0 && 1 <= pumpRunning) && 1 == systemActive) && splverifierCounter == 0) || (((pumpRunning == 0 && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0)) || (((pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1) - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 317]: Loop Invariant Derived loop invariant: (((tmp == 0 && 1 <= pumpRunning) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: (((tmp == 0 && 1 <= pumpRunning) && 1 == systemActive) && splverifierCounter == 0) || (((((pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0) && \result <= 1) && waterLevel == 1) && tmp == 0) - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: (((tmp == 0 && 1 <= pumpRunning) && 1 == systemActive) && splverifierCounter == 0) || ((((pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1) && tmp == 0) - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: (((tmp == 0 && 1 <= pumpRunning) && 1 == systemActive) && splverifierCounter == 0) || (((pumpRunning == 0 && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: (((tmp == 0 && 1 <= pumpRunning) && 1 == systemActive) && splverifierCounter == 0) || (((pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1) - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: (((tmp == 0 && 1 <= pumpRunning) && 1 == systemActive) && splverifierCounter == 0) || ((((pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1) && tmp == 0) - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (((tmp == 0 && 1 <= pumpRunning) && 1 == systemActive) && splverifierCounter == 0) || ((((pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1) && tmp == 0) - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: ((((((((tmp == 0 && pumpRunning == 0) && !(\result == 0)) && \result == 0) && !(tmp___0 == 0)) && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((tmp == 0 && pumpRunning == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1)) || (((((pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0) && tmp___0 == 0) && waterLevel == 1) && \result == 0) - InvariantResult [Line: 317]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1) && tmp == 0 RESULT: Ultimate proved your program to be correct! [2021-11-22 15:08:16,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f580d0-f6f5-4455-bfb9-ca84bd23d5f0/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE