./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product13.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0371a608-9da3-46a7-bd04-bbd4a41ad329/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0371a608-9da3-46a7-bd04-bbd4a41ad329/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0371a608-9da3-46a7-bd04-bbd4a41ad329/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0371a608-9da3-46a7-bd04-bbd4a41ad329/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product13.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0371a608-9da3-46a7-bd04-bbd4a41ad329/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0371a608-9da3-46a7-bd04-bbd4a41ad329/bin/uautomizer-GMMbpWq8iD --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 a5d8d581f80f5cde7366deb7b852c58bb4870d5154bc31eab8a2e0d970b8f8d6 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:31:11,807 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:31:11,809 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:31:11,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:31:11,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:31:11,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:31:11,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:31:11,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:31:11,855 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:31:11,856 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:31:11,857 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:31:11,859 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:31:11,860 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:31:11,861 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:31:11,863 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:31:11,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:31:11,866 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:31:11,868 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:31:11,870 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:31:11,873 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:31:11,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:31:11,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:31:11,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:31:11,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:31:11,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:31:11,885 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:31:11,885 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:31:11,887 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:31:11,887 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:31:11,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:31:11,889 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:31:11,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:31:11,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:31:11,892 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:31:11,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:31:11,894 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:31:11,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:31:11,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:31:11,896 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:31:11,897 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:31:11,898 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:31:11,899 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0371a608-9da3-46a7-bd04-bbd4a41ad329/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 23:31:11,925 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:31:11,926 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:31:11,926 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:31:11,926 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:31:11,928 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:31:11,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:31:11,928 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:31:11,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:31:11,929 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:31:11,929 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:31:11,929 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:31:11,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:31:11,930 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:31:11,930 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:31:11,930 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:31:11,930 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:31:11,931 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:31:11,931 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:31:11,931 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:31:11,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:31:11,932 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:31:11,932 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:31:11,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:31:11,932 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:31:11,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:31:11,933 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:31:11,933 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:31:11,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:31:11,934 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:31:11,934 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:31:11,934 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:31:11,934 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:31:11,935 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_0371a608-9da3-46a7-bd04-bbd4a41ad329/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0371a608-9da3-46a7-bd04-bbd4a41ad329/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5d8d581f80f5cde7366deb7b852c58bb4870d5154bc31eab8a2e0d970b8f8d6 [2021-10-28 23:31:12,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:31:12,287 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:31:12,292 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:31:12,293 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:31:12,294 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:31:12,295 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0371a608-9da3-46a7-bd04-bbd4a41ad329/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/minepump_spec5_product13.cil.c [2021-10-28 23:31:12,391 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0371a608-9da3-46a7-bd04-bbd4a41ad329/bin/uautomizer-GMMbpWq8iD/data/9614e0fd6/f1f12bf47b15450c8fe6d79986d16863/FLAG9b67cda3f [2021-10-28 23:31:13,059 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:31:13,059 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0371a608-9da3-46a7-bd04-bbd4a41ad329/sv-benchmarks/c/product-lines/minepump_spec5_product13.cil.c [2021-10-28 23:31:13,072 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0371a608-9da3-46a7-bd04-bbd4a41ad329/bin/uautomizer-GMMbpWq8iD/data/9614e0fd6/f1f12bf47b15450c8fe6d79986d16863/FLAG9b67cda3f [2021-10-28 23:31:13,371 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0371a608-9da3-46a7-bd04-bbd4a41ad329/bin/uautomizer-GMMbpWq8iD/data/9614e0fd6/f1f12bf47b15450c8fe6d79986d16863 [2021-10-28 23:31:13,374 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:31:13,375 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:31:13,378 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:31:13,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:31:13,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:31:13,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:31:13" (1/1) ... [2021-10-28 23:31:13,384 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@111984d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:31:13, skipping insertion in model container [2021-10-28 23:31:13,385 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:31:13" (1/1) ... [2021-10-28 23:31:13,392 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:31:13,433 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:31:13,766 WARN L228 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_0371a608-9da3-46a7-bd04-bbd4a41ad329/sv-benchmarks/c/product-lines/minepump_spec5_product13.cil.c[13760,13773] [2021-10-28 23:31:13,794 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:31:13,804 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:31:13,861 WARN L228 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_0371a608-9da3-46a7-bd04-bbd4a41ad329/sv-benchmarks/c/product-lines/minepump_spec5_product13.cil.c[13760,13773] [2021-10-28 23:31:13,883 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:31:13,903 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:31:13,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:31:13 WrapperNode [2021-10-28 23:31:13,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:31:13,905 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:31:13,906 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:31:13,906 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:31:13,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:31:13" (1/1) ... [2021-10-28 23:31:13,934 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:31:13" (1/1) ... [2021-10-28 23:31:13,975 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:31:13,976 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:31:13,976 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:31:13,976 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:31:13,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:31:13" (1/1) ... [2021-10-28 23:31:13,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:31:13" (1/1) ... [2021-10-28 23:31:13,989 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:31:13" (1/1) ... [2021-10-28 23:31:13,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:31:13" (1/1) ... [2021-10-28 23:31:14,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:31:13" (1/1) ... [2021-10-28 23:31:14,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:31:13" (1/1) ... [2021-10-28 23:31:14,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:31:13" (1/1) ... [2021-10-28 23:31:14,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:31:14,029 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:31:14,030 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:31:14,037 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:31:14,038 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:31:13" (1/1) ... [2021-10-28 23:31:14,046 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:31:14,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0371a608-9da3-46a7-bd04-bbd4a41ad329/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:31:14,068 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0371a608-9da3-46a7-bd04-bbd4a41ad329/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:31:14,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0371a608-9da3-46a7-bd04-bbd4a41ad329/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:31:14,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:31:14,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:31:14,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:31:14,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:31:15,181 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:31:15,188 INFO L299 CfgBuilder]: Removed 110 assume(true) statements. [2021-10-28 23:31:15,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:31:15 BoogieIcfgContainer [2021-10-28 23:31:15,191 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:31:15,193 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:31:15,194 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:31:15,197 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:31:15,198 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:31:13" (1/3) ... [2021-10-28 23:31:15,199 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b9a4ea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:31:15, skipping insertion in model container [2021-10-28 23:31:15,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:31:13" (2/3) ... [2021-10-28 23:31:15,199 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b9a4ea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:31:15, skipping insertion in model container [2021-10-28 23:31:15,200 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:31:15" (3/3) ... [2021-10-28 23:31:15,201 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product13.cil.c [2021-10-28 23:31:15,207 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:31:15,208 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 23:31:15,262 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:31:15,269 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 [2021-10-28 23:31:15,270 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 23:31:15,289 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 74 states have (on average 1.5405405405405406) internal successors, (114), 77 states have internal predecessors, (114), 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) [2021-10-28 23:31:15,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 23:31:15,296 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:31:15,297 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:31:15,298 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:31:15,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:31:15,304 INFO L85 PathProgramCache]: Analyzing trace with hash 1266496800, now seen corresponding path program 1 times [2021-10-28 23:31:15,314 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:31:15,315 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113948713] [2021-10-28 23:31:15,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:31:15,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:31:15,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:31:15,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:31:15,674 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:31:15,675 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113948713] [2021-10-28 23:31:15,675 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113948713] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:31:15,676 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:31:15,676 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:31:15,678 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973927084] [2021-10-28 23:31:15,683 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 23:31:15,684 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:31:15,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 23:31:15,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:31:15,701 INFO L87 Difference]: Start difference. First operand has 78 states, 74 states have (on average 1.5405405405405406) internal successors, (114), 77 states have internal predecessors, (114), 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) [2021-10-28 23:31:15,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:31:15,727 INFO L93 Difference]: Finished difference Result 149 states and 220 transitions. [2021-10-28 23:31:15,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 23:31:15,728 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 [2021-10-28 23:31:15,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:31:15,739 INFO L225 Difference]: With dead ends: 149 [2021-10-28 23:31:15,739 INFO L226 Difference]: Without dead ends: 74 [2021-10-28 23:31:15,743 INFO L786 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 [2021-10-28 23:31:15,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2021-10-28 23:31:15,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2021-10-28 23:31:15,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 71 states have (on average 1.4366197183098592) internal successors, (102), 73 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) [2021-10-28 23:31:15,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 102 transitions. [2021-10-28 23:31:15,785 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 102 transitions. Word has length 19 [2021-10-28 23:31:15,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:31:15,786 INFO L470 AbstractCegarLoop]: Abstraction has 74 states and 102 transitions. [2021-10-28 23:31:15,786 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) [2021-10-28 23:31:15,786 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2021-10-28 23:31:15,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-28 23:31:15,788 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:31:15,788 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:31:15,788 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 23:31:15,789 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:31:15,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:31:15,790 INFO L85 PathProgramCache]: Analyzing trace with hash 80243804, now seen corresponding path program 1 times [2021-10-28 23:31:15,790 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:31:15,791 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710001173] [2021-10-28 23:31:15,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:31:15,791 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:31:15,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:31:15,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:31:15,911 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:31:15,911 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710001173] [2021-10-28 23:31:15,911 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [710001173] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:31:15,912 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:31:15,912 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:31:15,912 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285231027] [2021-10-28 23:31:15,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:31:15,914 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:31:15,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:31:15,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:31:15,916 INFO L87 Difference]: Start difference. First operand 74 states and 102 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) [2021-10-28 23:31:15,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:31:15,927 INFO L93 Difference]: Finished difference Result 74 states and 102 transitions. [2021-10-28 23:31:15,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:31:15,928 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 [2021-10-28 23:31:15,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:31:15,930 INFO L225 Difference]: With dead ends: 74 [2021-10-28 23:31:15,930 INFO L226 Difference]: Without dead ends: 35 [2021-10-28 23:31:15,931 INFO L786 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 [2021-10-28 23:31:15,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-10-28 23:31:15,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-10-28 23:31:15,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.411764705882353) internal successors, (48), 34 states have internal predecessors, (48), 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) [2021-10-28 23:31:15,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 48 transitions. [2021-10-28 23:31:15,937 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 48 transitions. Word has length 20 [2021-10-28 23:31:15,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:31:15,938 INFO L470 AbstractCegarLoop]: Abstraction has 35 states and 48 transitions. [2021-10-28 23:31:15,938 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) [2021-10-28 23:31:15,938 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2021-10-28 23:31:15,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-28 23:31:15,939 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:31:15,940 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:31:15,940 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 23:31:15,940 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:31:15,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:31:15,941 INFO L85 PathProgramCache]: Analyzing trace with hash 308358552, now seen corresponding path program 1 times [2021-10-28 23:31:15,941 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:31:15,942 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150309384] [2021-10-28 23:31:15,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:31:15,942 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:31:15,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:31:16,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:31:16,016 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:31:16,016 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150309384] [2021-10-28 23:31:16,016 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150309384] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:31:16,017 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:31:16,017 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:31:16,017 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629872992] [2021-10-28 23:31:16,018 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:31:16,018 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:31:16,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:31:16,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:31:16,019 INFO L87 Difference]: Start difference. First operand 35 states and 48 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 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) [2021-10-28 23:31:16,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:31:16,027 INFO L93 Difference]: Finished difference Result 63 states and 89 transitions. [2021-10-28 23:31:16,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:31:16,028 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 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 26 [2021-10-28 23:31:16,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:31:16,029 INFO L225 Difference]: With dead ends: 63 [2021-10-28 23:31:16,029 INFO L226 Difference]: Without dead ends: 35 [2021-10-28 23:31:16,030 INFO L786 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 [2021-10-28 23:31:16,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-10-28 23:31:16,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-10-28 23:31:16,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.3823529411764706) internal successors, (47), 34 states have internal predecessors, (47), 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) [2021-10-28 23:31:16,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 47 transitions. [2021-10-28 23:31:16,036 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 47 transitions. Word has length 26 [2021-10-28 23:31:16,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:31:16,037 INFO L470 AbstractCegarLoop]: Abstraction has 35 states and 47 transitions. [2021-10-28 23:31:16,037 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 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) [2021-10-28 23:31:16,037 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 47 transitions. [2021-10-28 23:31:16,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-28 23:31:16,038 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:31:16,039 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:31:16,039 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 23:31:16,039 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:31:16,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:31:16,040 INFO L85 PathProgramCache]: Analyzing trace with hash 900868539, now seen corresponding path program 1 times [2021-10-28 23:31:16,040 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:31:16,040 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547176170] [2021-10-28 23:31:16,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:31:16,041 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:31:16,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:31:16,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:31:16,146 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:31:16,146 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547176170] [2021-10-28 23:31:16,147 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547176170] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:31:16,147 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:31:16,147 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:31:16,147 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875279342] [2021-10-28 23:31:16,148 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:31:16,148 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:31:16,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:31:16,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:31:16,149 INFO L87 Difference]: Start difference. First operand 35 states and 47 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 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) [2021-10-28 23:31:16,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:31:16,205 INFO L93 Difference]: Finished difference Result 85 states and 121 transitions. [2021-10-28 23:31:16,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:31:16,206 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 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 [2021-10-28 23:31:16,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:31:16,207 INFO L225 Difference]: With dead ends: 85 [2021-10-28 23:31:16,207 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 23:31:16,208 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:31:16,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 23:31:16,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 23:31:16,209 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) [2021-10-28 23:31:16,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 23:31:16,209 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-10-28 23:31:16,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:31:16,210 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:31:16,210 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 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) [2021-10-28 23:31:16,210 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:31:16,211 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 23:31:16,213 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:31:16,214 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:31:16,215 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:31:16,215 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 23:31:16,217 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 23:31:16,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,224 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,232 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,233 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,234 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,235 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,237 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,238 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,239 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,242 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,243 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,246 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,249 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,250 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,253 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,254 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,262 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,268 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,271 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,272 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,272 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,274 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:31:16,379 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 595) no Hoare annotation was computed. [2021-10-28 23:31:16,379 INFO L853 garLoopResultBuilder]: At program point L911(lines 864 912) the Hoare annotation is: false [2021-10-28 23:31:16,379 INFO L857 garLoopResultBuilder]: For program point L895(lines 895 906) no Hoare annotation was computed. [2021-10-28 23:31:16,380 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 23:31:16,380 INFO L853 garLoopResultBuilder]: At program point L814(lines 809 817) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-28 23:31:16,380 INFO L853 garLoopResultBuilder]: At program point L814-1(lines 809 817) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-28 23:31:16,380 INFO L857 garLoopResultBuilder]: For program point L748(lines 748 756) no Hoare annotation was computed. [2021-10-28 23:31:16,381 INFO L853 garLoopResultBuilder]: At program point L814-2(lines 809 817) the Hoare annotation is: false [2021-10-28 23:31:16,381 INFO L857 garLoopResultBuilder]: For program point L748-1(lines 748 756) no Hoare annotation was computed. [2021-10-28 23:31:16,381 INFO L853 garLoopResultBuilder]: At program point L814-3(lines 809 817) the Hoare annotation is: false [2021-10-28 23:31:16,381 INFO L853 garLoopResultBuilder]: At program point L814-4(lines 809 817) the Hoare annotation is: false [2021-10-28 23:31:16,382 INFO L857 garLoopResultBuilder]: For program point L748-2(lines 748 756) no Hoare annotation was computed. [2021-10-28 23:31:16,382 INFO L853 garLoopResultBuilder]: At program point L814-5(lines 809 817) the Hoare annotation is: false [2021-10-28 23:31:16,382 INFO L857 garLoopResultBuilder]: For program point L616(lines 616 620) no Hoare annotation was computed. [2021-10-28 23:31:16,382 INFO L857 garLoopResultBuilder]: For program point L616-1(lines 616 620) no Hoare annotation was computed. [2021-10-28 23:31:16,383 INFO L857 garLoopResultBuilder]: For program point L517(lines 517 521) no Hoare annotation was computed. [2021-10-28 23:31:16,383 INFO L857 garLoopResultBuilder]: For program point L484(lines 484 501) no Hoare annotation was computed. [2021-10-28 23:31:16,383 INFO L853 garLoopResultBuilder]: At program point L484-1(lines 1 918) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-28 23:31:16,383 INFO L857 garLoopResultBuilder]: For program point L517-3(lines 517 521) no Hoare annotation was computed. [2021-10-28 23:31:16,384 INFO L857 garLoopResultBuilder]: For program point L484-2(lines 484 501) no Hoare annotation was computed. [2021-10-28 23:31:16,384 INFO L853 garLoopResultBuilder]: At program point L484-3(lines 1 918) the Hoare annotation is: false [2021-10-28 23:31:16,384 INFO L857 garLoopResultBuilder]: For program point L484-4(lines 484 501) no Hoare annotation was computed. [2021-10-28 23:31:16,384 INFO L857 garLoopResultBuilder]: For program point L517-6(lines 517 521) no Hoare annotation was computed. [2021-10-28 23:31:16,384 INFO L853 garLoopResultBuilder]: At program point L484-5(lines 1 918) the Hoare annotation is: false [2021-10-28 23:31:16,385 INFO L857 garLoopResultBuilder]: For program point L866(lines 865 910) no Hoare annotation was computed. [2021-10-28 23:31:16,385 INFO L853 garLoopResultBuilder]: At program point L586(lines 581 589) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-28 23:31:16,385 INFO L853 garLoopResultBuilder]: At program point L586-1(lines 581 589) the Hoare annotation is: false [2021-10-28 23:31:16,386 INFO L853 garLoopResultBuilder]: At program point L586-2(lines 581 589) the Hoare annotation is: false [2021-10-28 23:31:16,386 INFO L857 garLoopResultBuilder]: For program point L867(lines 867 871) no Hoare annotation was computed. [2021-10-28 23:31:16,386 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 23:31:16,386 INFO L853 garLoopResultBuilder]: At program point L719(lines 719 725) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-28 23:31:16,386 INFO L857 garLoopResultBuilder]: For program point L686(lines 686 693) no Hoare annotation was computed. [2021-10-28 23:31:16,387 INFO L853 garLoopResultBuilder]: At program point L719-1(lines 719 725) the Hoare annotation is: false [2021-10-28 23:31:16,387 INFO L853 garLoopResultBuilder]: At program point L719-2(lines 719 725) the Hoare annotation is: false [2021-10-28 23:31:16,387 INFO L860 garLoopResultBuilder]: At program point L686-1(lines 686 693) the Hoare annotation is: true [2021-10-28 23:31:16,388 INFO L853 garLoopResultBuilder]: At program point L75(lines 1 918) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-28 23:31:16,388 INFO L853 garLoopResultBuilder]: At program point L554(lines 549 557) the Hoare annotation is: false [2021-10-28 23:31:16,388 INFO L853 garLoopResultBuilder]: At program point L554-1(lines 549 557) the Hoare annotation is: false [2021-10-28 23:31:16,388 INFO L857 garLoopResultBuilder]: For program point L488(lines 488 498) no Hoare annotation was computed. [2021-10-28 23:31:16,388 INFO L853 garLoopResultBuilder]: At program point L554-2(lines 549 557) the Hoare annotation is: false [2021-10-28 23:31:16,389 INFO L857 garLoopResultBuilder]: For program point L488-2(lines 488 498) no Hoare annotation was computed. [2021-10-28 23:31:16,389 INFO L857 garLoopResultBuilder]: For program point L901(lines 901 905) no Hoare annotation was computed. [2021-10-28 23:31:16,389 INFO L857 garLoopResultBuilder]: For program point L488-4(lines 488 498) no Hoare annotation was computed. [2021-10-28 23:31:16,389 INFO L857 garLoopResultBuilder]: For program point L901-2(lines 895 906) no Hoare annotation was computed. [2021-10-28 23:31:16,390 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 595) no Hoare annotation was computed. [2021-10-28 23:31:16,390 INFO L857 garLoopResultBuilder]: For program point L885(lines 885 891) no Hoare annotation was computed. [2021-10-28 23:31:16,390 INFO L853 garLoopResultBuilder]: At program point L885-1(lines 885 891) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-28 23:31:16,390 INFO L857 garLoopResultBuilder]: For program point L489(lines 489 495) no Hoare annotation was computed. [2021-10-28 23:31:16,390 INFO L857 garLoopResultBuilder]: For program point L489-2(lines 489 495) no Hoare annotation was computed. [2021-10-28 23:31:16,391 INFO L857 garLoopResultBuilder]: For program point L489-4(lines 489 495) no Hoare annotation was computed. [2021-10-28 23:31:16,391 INFO L853 garLoopResultBuilder]: At program point L473(lines 712 718) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-28 23:31:16,391 INFO L853 garLoopResultBuilder]: At program point L473-1(lines 712 718) the Hoare annotation is: false [2021-10-28 23:31:16,391 INFO L853 garLoopResultBuilder]: At program point L473-2(lines 712 718) the Hoare annotation is: false [2021-10-28 23:31:16,392 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 23:31:16,392 INFO L853 garLoopResultBuilder]: At program point L805(lines 798 808) the Hoare annotation is: false [2021-10-28 23:31:16,392 INFO L853 garLoopResultBuilder]: At program point L805-1(lines 798 808) the Hoare annotation is: false [2021-10-28 23:31:16,392 INFO L853 garLoopResultBuilder]: At program point L805-2(lines 798 808) the Hoare annotation is: false [2021-10-28 23:31:16,393 INFO L857 garLoopResultBuilder]: For program point L541(lines 541 545) no Hoare annotation was computed. [2021-10-28 23:31:16,393 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 23:31:16,393 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 595) no Hoare annotation was computed. [2021-10-28 23:31:16,393 INFO L857 garLoopResultBuilder]: For program point L875(lines 875 881) no Hoare annotation was computed. [2021-10-28 23:31:16,394 INFO L853 garLoopResultBuilder]: At program point L875-1(lines 875 881) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-28 23:31:16,394 INFO L853 garLoopResultBuilder]: At program point L661(lines 657 663) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-28 23:31:16,394 INFO L853 garLoopResultBuilder]: At program point L83(lines 78 86) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-28 23:31:16,394 INFO L857 garLoopResultBuilder]: For program point L595(line 595) no Hoare annotation was computed. [2021-10-28 23:31:16,394 INFO L857 garLoopResultBuilder]: For program point L595-1(line 595) no Hoare annotation was computed. [2021-10-28 23:31:16,395 INFO L857 garLoopResultBuilder]: For program point L529(lines 529 533) no Hoare annotation was computed. [2021-10-28 23:31:16,395 INFO L857 garLoopResultBuilder]: For program point L595-2(line 595) no Hoare annotation was computed. [2021-10-28 23:31:16,395 INFO L853 garLoopResultBuilder]: At program point L463(lines 458 465) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-28 23:31:16,395 INFO L857 garLoopResultBuilder]: For program point L744(lines 744 761) no Hoare annotation was computed. [2021-10-28 23:31:16,395 INFO L857 garLoopResultBuilder]: For program point L744-1(lines 744 761) no Hoare annotation was computed. [2021-10-28 23:31:16,396 INFO L857 garLoopResultBuilder]: For program point L744-2(lines 744 761) no Hoare annotation was computed. [2021-10-28 23:31:16,396 INFO L853 garLoopResultBuilder]: At program point L612-2(lines 612 626) the Hoare annotation is: false [2021-10-28 23:31:16,396 INFO L860 garLoopResultBuilder]: At program point L695(lines 676 698) the Hoare annotation is: true [2021-10-28 23:31:16,396 INFO L853 garLoopResultBuilder]: At program point L712(lines 708 730) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-28 23:31:16,397 INFO L853 garLoopResultBuilder]: At program point L712-1(lines 708 730) the Hoare annotation is: false [2021-10-28 23:31:16,397 INFO L853 garLoopResultBuilder]: At program point L712-2(lines 708 730) the Hoare annotation is: false [2021-10-28 23:31:16,397 INFO L857 garLoopResultBuilder]: For program point L613(line 613) no Hoare annotation was computed. [2021-10-28 23:31:16,400 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-10-28 23:31:16,402 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:31:16,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:31:16 BoogieIcfgContainer [2021-10-28 23:31:16,420 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:31:16,420 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:31:16,421 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:31:16,421 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:31:16,421 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:31:15" (3/4) ... [2021-10-28 23:31:16,425 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:31:16,440 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 23:31:16,441 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 23:31:16,442 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 23:31:16,443 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 23:31:16,443 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 23:31:16,444 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:31:16,445 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:31:16,470 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-28 23:31:16,471 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-28 23:31:16,471 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-28 23:31:16,471 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-28 23:31:16,472 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-28 23:31:16,473 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-28 23:31:16,518 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0371a608-9da3-46a7-bd04-bbd4a41ad329/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:31:16,518 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:31:16,520 INFO L168 Benchmark]: Toolchain (without parser) took 3144.06 ms. Allocated memory was 111.1 MB in the beginning and 148.9 MB in the end (delta: 37.7 MB). Free memory was 70.7 MB in the beginning and 94.9 MB in the end (delta: -24.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:31:16,521 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 111.1 MB. Free memory is still 87.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:31:16,521 INFO L168 Benchmark]: CACSL2BoogieTranslator took 526.86 ms. Allocated memory is still 111.1 MB. Free memory was 70.5 MB in the beginning and 78.6 MB in the end (delta: -8.1 MB). Peak memory consumption was 8.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:31:16,522 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.56 ms. Allocated memory is still 111.1 MB. Free memory was 78.6 MB in the beginning and 75.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:31:16,522 INFO L168 Benchmark]: Boogie Preprocessor took 45.55 ms. Allocated memory is still 111.1 MB. Free memory was 75.7 MB in the beginning and 73.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:31:16,523 INFO L168 Benchmark]: RCFGBuilder took 1162.28 ms. Allocated memory was 111.1 MB in the beginning and 148.9 MB in the end (delta: 37.7 MB). Free memory was 73.5 MB in the beginning and 113.4 MB in the end (delta: -39.9 MB). Peak memory consumption was 36.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:31:16,523 INFO L168 Benchmark]: TraceAbstraction took 1226.60 ms. Allocated memory is still 148.9 MB. Free memory was 112.6 MB in the beginning and 102.2 MB in the end (delta: 10.4 MB). Peak memory consumption was 11.0 MB. Max. memory is 16.1 GB. [2021-10-28 23:31:16,524 INFO L168 Benchmark]: Witness Printer took 98.23 ms. Allocated memory is still 148.9 MB. Free memory was 102.2 MB in the beginning and 94.9 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:31:16,526 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 111.1 MB. Free memory is still 87.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 526.86 ms. Allocated memory is still 111.1 MB. Free memory was 70.5 MB in the beginning and 78.6 MB in the end (delta: -8.1 MB). Peak memory consumption was 8.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 69.56 ms. Allocated memory is still 111.1 MB. Free memory was 78.6 MB in the beginning and 75.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 45.55 ms. Allocated memory is still 111.1 MB. Free memory was 75.7 MB in the beginning and 73.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1162.28 ms. Allocated memory was 111.1 MB in the beginning and 148.9 MB in the end (delta: 37.7 MB). Free memory was 73.5 MB in the beginning and 113.4 MB in the end (delta: -39.9 MB). Peak memory consumption was 36.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1226.60 ms. Allocated memory is still 148.9 MB. Free memory was 112.6 MB in the beginning and 102.2 MB in the end (delta: 10.4 MB). Peak memory consumption was 11.0 MB. Max. memory is 16.1 GB. * Witness Printer took 98.23 ms. Allocated memory is still 148.9 MB. Free memory was 102.2 MB in the beginning and 94.9 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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: 595]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 595]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 595]: 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, 78 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 264 SDtfs, 129 SDslu, 74 SDs, 0 SdLazy, 22 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=78occurred in iteration=0, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 37 LocationsWithAnnotation, 37 PreInvPairs, 58 NumberOfFragments, 160 HoareAnnotationTreeSize, 37 FomulaSimplifications, 158 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 37 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 88 ConstructedInterpolants, 0 QuantifiedInterpolants, 176 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 712]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 686]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 23:31:16,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0371a608-9da3-46a7-bd04-bbd4a41ad329/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...