./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351820fc-9919-405e-887c-3bd86a6db61d/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351820fc-9919-405e-887c-3bd86a6db61d/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351820fc-9919-405e-887c-3bd86a6db61d/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351820fc-9919-405e-887c-3bd86a6db61d/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351820fc-9919-405e-887c-3bd86a6db61d/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351820fc-9919-405e-887c-3bd86a6db61d/bin/uautomizer-WNIpwEf4Nt --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 ebcff49133dade640f52684ce96120818f74fe08 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:57:40,910 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:57:40,913 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:57:40,942 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:57:40,942 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:57:40,944 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:57:40,946 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:57:40,948 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:57:40,950 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:57:40,951 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:57:40,952 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:57:40,954 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:57:40,954 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:57:40,956 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:57:40,957 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:57:40,959 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:57:40,960 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:57:40,961 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:57:40,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:57:40,965 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:57:40,967 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:57:40,968 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:57:40,970 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:57:40,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:57:40,974 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:57:40,975 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:57:40,975 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:57:40,976 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:57:40,977 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:57:40,978 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:57:40,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:57:40,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:57:40,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:57:40,981 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:57:40,983 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:57:40,983 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:57:40,984 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:57:40,985 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:57:40,985 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:57:40,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:57:40,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:57:40,988 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351820fc-9919-405e-887c-3bd86a6db61d/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 00:57:41,013 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:57:41,013 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:57:41,013 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:57:41,014 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:57:41,015 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:57:41,015 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:57:41,015 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:57:41,016 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:57:41,016 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:57:41,016 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:57:41,016 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:57:41,017 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:57:41,017 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:57:41,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:57:41,017 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:57:41,018 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:57:41,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:57:41,018 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:57:41,018 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:57:41,019 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:57:41,019 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:57:41,019 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:57:41,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:57:41,020 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:57:41,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:57:41,020 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:57:41,020 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:57:41,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:57:41,021 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:57:41,021 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:57:41,021 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_351820fc-9919-405e-887c-3bd86a6db61d/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351820fc-9919-405e-887c-3bd86a6db61d/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebcff49133dade640f52684ce96120818f74fe08 [2021-10-13 00:57:41,289 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:57:41,322 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:57:41,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:57:41,328 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:57:41,328 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:57:41,329 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351820fc-9919-405e-887c-3bd86a6db61d/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c [2021-10-13 00:57:41,393 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351820fc-9919-405e-887c-3bd86a6db61d/bin/uautomizer-WNIpwEf4Nt/data/3b32b47a0/8fa0f9a6e9474bacbc5a0295ef9d723f/FLAG0e740c10a [2021-10-13 00:57:42,014 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:57:42,015 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351820fc-9919-405e-887c-3bd86a6db61d/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c [2021-10-13 00:57:42,038 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351820fc-9919-405e-887c-3bd86a6db61d/bin/uautomizer-WNIpwEf4Nt/data/3b32b47a0/8fa0f9a6e9474bacbc5a0295ef9d723f/FLAG0e740c10a [2021-10-13 00:57:42,311 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351820fc-9919-405e-887c-3bd86a6db61d/bin/uautomizer-WNIpwEf4Nt/data/3b32b47a0/8fa0f9a6e9474bacbc5a0295ef9d723f [2021-10-13 00:57:42,314 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:57:42,321 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:57:42,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:57:42,330 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:57:42,336 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:57:42,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:57:42" (1/1) ... [2021-10-13 00:57:42,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22e56996 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:42, skipping insertion in model container [2021-10-13 00:57:42,338 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:57:42" (1/1) ... [2021-10-13 00:57:42,345 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:57:42,402 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:57:42,691 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_351820fc-9919-405e-887c-3bd86a6db61d/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c[14037,14050] [2021-10-13 00:57:42,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:57:42,759 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:57:42,861 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_351820fc-9919-405e-887c-3bd86a6db61d/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c[14037,14050] [2021-10-13 00:57:42,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:57:42,908 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:57:42,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:42 WrapperNode [2021-10-13 00:57:42,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:57:42,910 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:57:42,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:57:42,911 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:57:42,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:42" (1/1) ... [2021-10-13 00:57:42,935 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:42" (1/1) ... [2021-10-13 00:57:42,984 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:57:42,984 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:57:42,985 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:57:42,985 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:57:42,994 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:42" (1/1) ... [2021-10-13 00:57:42,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:42" (1/1) ... [2021-10-13 00:57:42,999 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:42" (1/1) ... [2021-10-13 00:57:43,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:42" (1/1) ... [2021-10-13 00:57:43,022 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:42" (1/1) ... [2021-10-13 00:57:43,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:42" (1/1) ... [2021-10-13 00:57:43,037 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:42" (1/1) ... [2021-10-13 00:57:43,042 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:57:43,042 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:57:43,043 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:57:43,043 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:57:43,054 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:42" (1/1) ... [2021-10-13 00:57:43,061 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:57:43,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351820fc-9919-405e-887c-3bd86a6db61d/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:57:43,098 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351820fc-9919-405e-887c-3bd86a6db61d/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:57:43,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351820fc-9919-405e-887c-3bd86a6db61d/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:57:43,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:57:43,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:57:43,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:57:43,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:57:44,087 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:57:44,087 INFO L299 CfgBuilder]: Removed 158 assume(true) statements. [2021-10-13 00:57:44,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:57:44 BoogieIcfgContainer [2021-10-13 00:57:44,090 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:57:44,092 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:57:44,093 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:57:44,096 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:57:44,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:57:42" (1/3) ... [2021-10-13 00:57:44,097 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b147a44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:57:44, skipping insertion in model container [2021-10-13 00:57:44,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:42" (2/3) ... [2021-10-13 00:57:44,097 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b147a44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:57:44, skipping insertion in model container [2021-10-13 00:57:44,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:57:44" (3/3) ... [2021-10-13 00:57:44,101 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product30.cil.c [2021-10-13 00:57:44,105 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:57:44,106 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 00:57:44,151 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 00:57:44,157 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 00:57:44,161 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 00:57:44,178 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 101 states have (on average 1.5445544554455446) internal successors, (156), 104 states have internal predecessors, (156), 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) [2021-10-13 00:57:44,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 00:57:44,183 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:57:44,183 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:57:44,184 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:57:44,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:57:44,188 INFO L82 PathProgramCache]: Analyzing trace with hash -1818136157, now seen corresponding path program 1 times [2021-10-13 00:57:44,195 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:57:44,196 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009283839] [2021-10-13 00:57:44,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:57:44,197 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:57:44,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:57:44,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:57:44,502 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:57:44,502 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009283839] [2021-10-13 00:57:44,503 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2009283839] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:57:44,503 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:57:44,503 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:57:44,505 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451951452] [2021-10-13 00:57:44,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 00:57:44,509 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:57:44,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 00:57:44,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 00:57:44,524 INFO L87 Difference]: Start difference. First operand has 105 states, 101 states have (on average 1.5445544554455446) internal successors, (156), 104 states have internal predecessors, (156), 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 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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) [2021-10-13 00:57:44,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:57:44,551 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2021-10-13 00:57:44,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 00:57:44,553 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 16 [2021-10-13 00:57:44,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:57:44,562 INFO L225 Difference]: With dead ends: 204 [2021-10-13 00:57:44,562 INFO L226 Difference]: Without dead ends: 101 [2021-10-13 00:57:44,565 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 00:57:44,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2021-10-13 00:57:44,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2021-10-13 00:57:44,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 98 states have (on average 1.469387755102041) internal successors, (144), 100 states have internal predecessors, (144), 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) [2021-10-13 00:57:44,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2021-10-13 00:57:44,604 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2021-10-13 00:57:44,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:57:44,605 INFO L470 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2021-10-13 00:57:44,605 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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) [2021-10-13 00:57:44,605 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2021-10-13 00:57:44,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-13 00:57:44,606 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:57:44,606 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:57:44,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 00:57:44,607 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:57:44,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:57:44,608 INFO L82 PathProgramCache]: Analyzing trace with hash 1430074242, now seen corresponding path program 1 times [2021-10-13 00:57:44,608 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:57:44,609 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551708985] [2021-10-13 00:57:44,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:57:44,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:57:44,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:57:44,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:57:44,730 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:57:44,730 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551708985] [2021-10-13 00:57:44,730 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551708985] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:57:44,731 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:57:44,731 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:57:44,731 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103220183] [2021-10-13 00:57:44,733 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:57:44,733 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:57:44,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:57:44,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:57:44,736 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2021-10-13 00:57:44,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:57:44,768 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2021-10-13 00:57:44,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:57:44,769 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 17 [2021-10-13 00:57:44,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:57:44,770 INFO L225 Difference]: With dead ends: 101 [2021-10-13 00:57:44,771 INFO L226 Difference]: Without dead ends: 43 [2021-10-13 00:57:44,772 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:57:44,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-10-13 00:57:44,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-10-13 00:57:44,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 42 states have (on average 1.4523809523809523) internal successors, (61), 42 states have internal predecessors, (61), 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) [2021-10-13 00:57:44,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2021-10-13 00:57:44,782 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2021-10-13 00:57:44,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:57:44,782 INFO L470 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2021-10-13 00:57:44,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2021-10-13 00:57:44,783 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2021-10-13 00:57:44,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 00:57:44,785 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:57:44,785 INFO L512 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] [2021-10-13 00:57:44,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 00:57:44,787 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:57:44,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:57:44,787 INFO L82 PathProgramCache]: Analyzing trace with hash 1358801466, now seen corresponding path program 1 times [2021-10-13 00:57:44,788 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:57:44,788 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979392681] [2021-10-13 00:57:44,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:57:44,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:57:44,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:57:44,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:57:44,928 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:57:44,929 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979392681] [2021-10-13 00:57:44,930 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979392681] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:57:44,930 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:57:44,933 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 00:57:44,933 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312153407] [2021-10-13 00:57:44,934 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:57:44,934 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:57:44,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:57:44,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:57:44,935 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 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) [2021-10-13 00:57:44,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:57:44,996 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2021-10-13 00:57:45,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 00:57:45,000 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 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 22 [2021-10-13 00:57:45,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:57:45,001 INFO L225 Difference]: With dead ends: 80 [2021-10-13 00:57:45,001 INFO L226 Difference]: Without dead ends: 43 [2021-10-13 00:57:45,004 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 27.1ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:57:45,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-10-13 00:57:45,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-10-13 00:57:45,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 42 states have (on average 1.4285714285714286) internal successors, (60), 42 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:57:45,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2021-10-13 00:57:45,009 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2021-10-13 00:57:45,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:57:45,010 INFO L470 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2021-10-13 00:57:45,010 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 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) [2021-10-13 00:57:45,010 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2021-10-13 00:57:45,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 00:57:45,011 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:57:45,011 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:57:45,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 00:57:45,012 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:57:45,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:57:45,012 INFO L82 PathProgramCache]: Analyzing trace with hash 2042078472, now seen corresponding path program 1 times [2021-10-13 00:57:45,012 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:57:45,013 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670721305] [2021-10-13 00:57:45,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:57:45,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:57:45,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:57:45,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:57:45,114 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:57:45,114 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670721305] [2021-10-13 00:57:45,119 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1670721305] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:57:45,119 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:57:45,119 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:57:45,119 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515343465] [2021-10-13 00:57:45,120 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:57:45,120 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:57:45,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:57:45,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:57:45,121 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:57:45,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:57:45,216 INFO L93 Difference]: Finished difference Result 204 states and 303 transitions. [2021-10-13 00:57:45,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 00:57:45,217 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-13 00:57:45,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:57:45,221 INFO L225 Difference]: With dead ends: 204 [2021-10-13 00:57:45,221 INFO L226 Difference]: Without dead ends: 167 [2021-10-13 00:57:45,222 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 32.7ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 00:57:45,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2021-10-13 00:57:45,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 76. [2021-10-13 00:57:45,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.44) internal successors, (108), 75 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:57:45,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 108 transitions. [2021-10-13 00:57:45,255 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 108 transitions. Word has length 24 [2021-10-13 00:57:45,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:57:45,255 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 108 transitions. [2021-10-13 00:57:45,255 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:57:45,256 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2021-10-13 00:57:45,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-13 00:57:45,257 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:57:45,257 INFO L512 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] [2021-10-13 00:57:45,257 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 00:57:45,257 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:57:45,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:57:45,258 INFO L82 PathProgramCache]: Analyzing trace with hash -1843821250, now seen corresponding path program 1 times [2021-10-13 00:57:45,258 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:57:45,258 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68029122] [2021-10-13 00:57:45,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:57:45,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:57:45,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:57:45,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:57:45,367 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:57:45,368 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68029122] [2021-10-13 00:57:45,368 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68029122] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:57:45,368 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:57:45,368 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:57:45,368 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103462454] [2021-10-13 00:57:45,369 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:57:45,369 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:57:45,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:57:45,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:57:45,370 INFO L87 Difference]: Start difference. First operand 76 states and 108 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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) [2021-10-13 00:57:45,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:57:45,414 INFO L93 Difference]: Finished difference Result 174 states and 257 transitions. [2021-10-13 00:57:45,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 00:57:45,414 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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 25 [2021-10-13 00:57:45,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:57:45,415 INFO L225 Difference]: With dead ends: 174 [2021-10-13 00:57:45,415 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 00:57:45,416 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 18.9ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:57:45,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 00:57:45,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 00:57:45,416 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) [2021-10-13 00:57:45,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 00:57:45,417 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-10-13 00:57:45,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:57:45,417 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:57:45,417 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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) [2021-10-13 00:57:45,417 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:57:45,418 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 00:57:45,420 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:57:45,420 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:57:45,420 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:57:45,421 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 00:57:45,423 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 00:57:45,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,439 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,445 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,446 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,447 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,484 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,484 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,485 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,485 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,486 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,487 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,498 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,498 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,501 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,501 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,511 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,511 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,521 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,527 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,528 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,528 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,529 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,529 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,530 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,532 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:45,740 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 645) no Hoare annotation was computed. [2021-10-13 00:57:45,740 INFO L857 garLoopResultBuilder]: For program point L895(lines 894 941) no Hoare annotation was computed. [2021-10-13 00:57:45,741 INFO L857 garLoopResultBuilder]: For program point L896(lines 896 900) no Hoare annotation was computed. [2021-10-13 00:57:45,741 INFO L857 garLoopResultBuilder]: For program point L698(lines 698 706) no Hoare annotation was computed. [2021-10-13 00:57:45,741 INFO L857 garLoopResultBuilder]: For program point L698-1(lines 698 706) no Hoare annotation was computed. [2021-10-13 00:57:45,741 INFO L857 garLoopResultBuilder]: For program point L698-2(lines 698 706) no Hoare annotation was computed. [2021-10-13 00:57:45,741 INFO L857 garLoopResultBuilder]: For program point L698-3(lines 698 706) no Hoare annotation was computed. [2021-10-13 00:57:45,741 INFO L857 garLoopResultBuilder]: For program point L698-4(lines 698 706) no Hoare annotation was computed. [2021-10-13 00:57:45,742 INFO L857 garLoopResultBuilder]: For program point L698-5(lines 698 706) no Hoare annotation was computed. [2021-10-13 00:57:45,742 INFO L853 garLoopResultBuilder]: At program point L534(lines 1 949) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0))) [2021-10-13 00:57:45,742 INFO L853 garLoopResultBuilder]: At program point L105(lines 101 107) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-13 00:57:45,742 INFO L857 garLoopResultBuilder]: For program point L932(lines 932 936) no Hoare annotation was computed. [2021-10-13 00:57:45,742 INFO L853 garLoopResultBuilder]: At program point L932-2(lines 662 668) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-13 00:57:45,743 INFO L857 garLoopResultBuilder]: For program point L866(lines 866 879) no Hoare annotation was computed. [2021-10-13 00:57:45,743 INFO L853 garLoopResultBuilder]: At program point L866-1(lines 1 949) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-13 00:57:45,743 INFO L857 garLoopResultBuilder]: For program point L866-2(lines 866 879) no Hoare annotation was computed. [2021-10-13 00:57:45,743 INFO L853 garLoopResultBuilder]: At program point L866-3(lines 1 949) the Hoare annotation is: false [2021-10-13 00:57:45,743 INFO L857 garLoopResultBuilder]: For program point L866-4(lines 866 879) no Hoare annotation was computed. [2021-10-13 00:57:45,743 INFO L853 garLoopResultBuilder]: At program point L866-5(lines 1 949) the Hoare annotation is: false [2021-10-13 00:57:45,744 INFO L853 garLoopResultBuilder]: At program point L669(lines 669 675) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-13 00:57:45,744 INFO L853 garLoopResultBuilder]: At program point L636(lines 631 639) the Hoare annotation is: false [2021-10-13 00:57:45,744 INFO L853 garLoopResultBuilder]: At program point L669-1(lines 669 675) the Hoare annotation is: false [2021-10-13 00:57:45,744 INFO L853 garLoopResultBuilder]: At program point L636-1(lines 631 639) the Hoare annotation is: false [2021-10-13 00:57:45,744 INFO L853 garLoopResultBuilder]: At program point L669-2(lines 669 675) the Hoare annotation is: false [2021-10-13 00:57:45,744 INFO L857 garLoopResultBuilder]: For program point L570(lines 570 574) no Hoare annotation was computed. [2021-10-13 00:57:45,745 INFO L853 garLoopResultBuilder]: At program point L636-2(lines 631 639) the Hoare annotation is: false [2021-10-13 00:57:45,745 INFO L853 garLoopResultBuilder]: At program point L636-3(lines 631 639) the Hoare annotation is: false [2021-10-13 00:57:45,745 INFO L853 garLoopResultBuilder]: At program point L636-4(lines 631 639) the Hoare annotation is: false [2021-10-13 00:57:45,745 INFO L853 garLoopResultBuilder]: At program point L636-5(lines 631 639) the Hoare annotation is: false [2021-10-13 00:57:45,745 INFO L860 garLoopResultBuilder]: At program point L141(lines 122 144) the Hoare annotation is: true [2021-10-13 00:57:45,745 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 645) no Hoare annotation was computed. [2021-10-13 00:57:45,746 INFO L857 garLoopResultBuilder]: For program point L870(lines 870 876) no Hoare annotation was computed. [2021-10-13 00:57:45,746 INFO L857 garLoopResultBuilder]: For program point L870-2(lines 870 876) no Hoare annotation was computed. [2021-10-13 00:57:45,746 INFO L857 garLoopResultBuilder]: For program point L870-4(lines 870 876) no Hoare annotation was computed. [2021-10-13 00:57:45,746 INFO L857 garLoopResultBuilder]: For program point L904(lines 904 910) no Hoare annotation was computed. [2021-10-13 00:57:45,746 INFO L853 garLoopResultBuilder]: At program point L904-1(lines 904 910) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-13 00:57:45,746 INFO L857 garLoopResultBuilder]: For program point L839(lines 839 843) no Hoare annotation was computed. [2021-10-13 00:57:45,747 INFO L857 garLoopResultBuilder]: For program point L839-2(lines 839 843) no Hoare annotation was computed. [2021-10-13 00:57:45,747 INFO L857 garLoopResultBuilder]: For program point L839-3(lines 839 843) no Hoare annotation was computed. [2021-10-13 00:57:45,747 INFO L857 garLoopResultBuilder]: For program point L839-5(lines 839 843) no Hoare annotation was computed. [2021-10-13 00:57:45,747 INFO L857 garLoopResultBuilder]: For program point L839-6(lines 839 843) no Hoare annotation was computed. [2021-10-13 00:57:45,747 INFO L857 garLoopResultBuilder]: For program point L839-8(lines 839 843) no Hoare annotation was computed. [2021-10-13 00:57:45,747 INFO L853 garLoopResultBuilder]: At program point L542(lines 537 545) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-13 00:57:45,747 INFO L857 garLoopResultBuilder]: For program point L839-9(lines 839 843) no Hoare annotation was computed. [2021-10-13 00:57:45,748 INFO L857 garLoopResultBuilder]: For program point L839-11(lines 839 843) no Hoare annotation was computed. [2021-10-13 00:57:45,748 INFO L857 garLoopResultBuilder]: For program point L839-12(lines 839 843) no Hoare annotation was computed. [2021-10-13 00:57:45,748 INFO L857 garLoopResultBuilder]: For program point L839-14(lines 839 843) no Hoare annotation was computed. [2021-10-13 00:57:45,748 INFO L857 garLoopResultBuilder]: For program point L839-15(lines 839 843) no Hoare annotation was computed. [2021-10-13 00:57:45,748 INFO L857 garLoopResultBuilder]: For program point L839-17(lines 839 843) no Hoare annotation was computed. [2021-10-13 00:57:45,748 INFO L853 garLoopResultBuilder]: At program point L942(lines 893 943) the Hoare annotation is: false [2021-10-13 00:57:45,749 INFO L857 garLoopResultBuilder]: For program point L645(line 645) no Hoare annotation was computed. [2021-10-13 00:57:45,749 INFO L857 garLoopResultBuilder]: For program point L645-1(line 645) no Hoare annotation was computed. [2021-10-13 00:57:45,749 INFO L857 garLoopResultBuilder]: For program point L645-2(line 645) no Hoare annotation was computed. [2021-10-13 00:57:45,749 INFO L853 garLoopResultBuilder]: At program point L845(lines 830 848) the Hoare annotation is: false [2021-10-13 00:57:45,749 INFO L853 garLoopResultBuilder]: At program point L845-1(lines 830 848) the Hoare annotation is: false [2021-10-13 00:57:45,749 INFO L853 garLoopResultBuilder]: At program point L845-2(lines 830 848) the Hoare annotation is: false [2021-10-13 00:57:45,749 INFO L853 garLoopResultBuilder]: At program point L845-3(lines 830 848) the Hoare annotation is: false [2021-10-13 00:57:45,750 INFO L853 garLoopResultBuilder]: At program point L845-4(lines 830 848) the Hoare annotation is: false [2021-10-13 00:57:45,750 INFO L853 garLoopResultBuilder]: At program point L845-5(lines 830 848) the Hoare annotation is: false [2021-10-13 00:57:45,750 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 00:57:45,750 INFO L857 garLoopResultBuilder]: For program point L582(lines 582 586) no Hoare annotation was computed. [2021-10-13 00:57:45,750 INFO L853 garLoopResultBuilder]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2021-10-13 00:57:45,750 INFO L853 garLoopResultBuilder]: At program point L781(lines 774 784) the Hoare annotation is: false [2021-10-13 00:57:45,750 INFO L853 garLoopResultBuilder]: At program point L781-1(lines 774 784) the Hoare annotation is: false [2021-10-13 00:57:45,751 INFO L853 garLoopResultBuilder]: At program point L781-2(lines 774 784) the Hoare annotation is: false [2021-10-13 00:57:45,751 INFO L857 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2021-10-13 00:57:45,751 INFO L857 garLoopResultBuilder]: For program point L914(lines 914 920) no Hoare annotation was computed. [2021-10-13 00:57:45,751 INFO L853 garLoopResultBuilder]: At program point L914-1(lines 914 920) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-13 00:57:45,751 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 00:57:45,751 INFO L857 garLoopResultBuilder]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-10-13 00:57:45,751 INFO L857 garLoopResultBuilder]: For program point L58-1(lines 662 668) no Hoare annotation was computed. [2021-10-13 00:57:45,752 INFO L857 garLoopResultBuilder]: For program point L720(lines 720 737) no Hoare annotation was computed. [2021-10-13 00:57:45,752 INFO L857 garLoopResultBuilder]: For program point L720-1(lines 720 737) no Hoare annotation was computed. [2021-10-13 00:57:45,752 INFO L857 garLoopResultBuilder]: For program point L720-2(lines 720 737) no Hoare annotation was computed. [2021-10-13 00:57:45,752 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 00:57:45,752 INFO L857 garLoopResultBuilder]: For program point L558(lines 558 562) no Hoare annotation was computed. [2021-10-13 00:57:45,752 INFO L857 garLoopResultBuilder]: For program point L558-3(lines 558 562) no Hoare annotation was computed. [2021-10-13 00:57:45,752 INFO L857 garLoopResultBuilder]: For program point L558-6(lines 558 562) no Hoare annotation was computed. [2021-10-13 00:57:45,753 INFO L853 garLoopResultBuilder]: At program point L790(lines 785 793) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-13 00:57:45,753 INFO L853 garLoopResultBuilder]: At program point L790-1(lines 785 793) the Hoare annotation is: false [2021-10-13 00:57:45,753 INFO L857 garLoopResultBuilder]: For program point L724(lines 724 732) no Hoare annotation was computed. [2021-10-13 00:57:45,753 INFO L853 garLoopResultBuilder]: At program point L790-2(lines 785 793) the Hoare annotation is: false [2021-10-13 00:57:45,753 INFO L857 garLoopResultBuilder]: For program point L724-1(lines 724 732) no Hoare annotation was computed. [2021-10-13 00:57:45,753 INFO L857 garLoopResultBuilder]: For program point L724-2(lines 724 732) no Hoare annotation was computed. [2021-10-13 00:57:45,754 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 00:57:45,754 INFO L857 garLoopResultBuilder]: For program point L924(lines 924 937) no Hoare annotation was computed. [2021-10-13 00:57:45,754 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 645) no Hoare annotation was computed. [2021-10-13 00:57:45,754 INFO L857 garLoopResultBuilder]: For program point L132(lines 132 139) no Hoare annotation was computed. [2021-10-13 00:57:45,754 INFO L860 garLoopResultBuilder]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2021-10-13 00:57:45,754 INFO L857 garLoopResultBuilder]: For program point L694(lines 694 711) no Hoare annotation was computed. [2021-10-13 00:57:45,754 INFO L857 garLoopResultBuilder]: For program point L694-1(lines 694 711) no Hoare annotation was computed. [2021-10-13 00:57:45,754 INFO L857 garLoopResultBuilder]: For program point L694-2(lines 694 711) no Hoare annotation was computed. [2021-10-13 00:57:45,755 INFO L853 garLoopResultBuilder]: At program point L595(lines 590 598) the Hoare annotation is: false [2021-10-13 00:57:45,755 INFO L857 garLoopResultBuilder]: For program point L694-3(lines 694 711) no Hoare annotation was computed. [2021-10-13 00:57:45,755 INFO L853 garLoopResultBuilder]: At program point L595-1(lines 590 598) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-13 00:57:45,755 INFO L857 garLoopResultBuilder]: For program point L694-4(lines 694 711) no Hoare annotation was computed. [2021-10-13 00:57:45,755 INFO L853 garLoopResultBuilder]: At program point L595-2(lines 590 598) the Hoare annotation is: false [2021-10-13 00:57:45,755 INFO L857 garLoopResultBuilder]: For program point L694-5(lines 694 711) no Hoare annotation was computed. [2021-10-13 00:57:45,755 INFO L853 garLoopResultBuilder]: At program point L595-3(lines 590 598) the Hoare annotation is: false [2021-10-13 00:57:45,756 INFO L853 garLoopResultBuilder]: At program point L595-4(lines 590 598) the Hoare annotation is: false [2021-10-13 00:57:45,756 INFO L853 garLoopResultBuilder]: At program point L595-5(lines 590 598) the Hoare annotation is: false [2021-10-13 00:57:45,756 INFO L853 garLoopResultBuilder]: At program point L662(lines 661 680) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-13 00:57:45,756 INFO L857 garLoopResultBuilder]: For program point L662-1(lines 662 668) no Hoare annotation was computed. [2021-10-13 00:57:45,756 INFO L853 garLoopResultBuilder]: At program point L662-2(lines 661 680) the Hoare annotation is: false [2021-10-13 00:57:45,756 INFO L853 garLoopResultBuilder]: At program point L662-3(lines 661 680) the Hoare annotation is: false [2021-10-13 00:57:45,761 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 00:57:45,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:57:45 BoogieIcfgContainer [2021-10-13 00:57:45,781 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:57:45,781 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:57:45,781 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:57:45,782 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:57:45,782 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:57:44" (3/4) ... [2021-10-13 00:57:45,785 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 00:57:45,816 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 00:57:45,817 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 00:57:45,818 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 00:57:45,819 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 00:57:45,820 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 00:57:45,820 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:57:45,821 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:57:45,844 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) [2021-10-13 00:57:45,844 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) [2021-10-13 00:57:45,845 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) [2021-10-13 00:57:45,845 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) [2021-10-13 00:57:45,846 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) [2021-10-13 00:57:45,846 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) [2021-10-13 00:57:45,846 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) [2021-10-13 00:57:45,847 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) [2021-10-13 00:57:45,848 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) [2021-10-13 00:57:45,850 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && \result == 1) && !(0 == systemActive) [2021-10-13 00:57:45,921 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351820fc-9919-405e-887c-3bd86a6db61d/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 00:57:45,922 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:57:45,924 INFO L168 Benchmark]: Toolchain (without parser) took 3601.78 ms. Allocated memory was 81.8 MB in the beginning and 136.3 MB in the end (delta: 54.5 MB). Free memory was 44.8 MB in the beginning and 63.0 MB in the end (delta: -18.2 MB). Peak memory consumption was 37.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:57:45,924 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 81.8 MB. Free memory was 62.1 MB in the beginning and 62.1 MB in the end (delta: 39.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:57:45,925 INFO L168 Benchmark]: CACSL2BoogieTranslator took 579.64 ms. Allocated memory was 81.8 MB in the beginning and 136.3 MB in the end (delta: 54.5 MB). Free memory was 44.6 MB in the beginning and 104.1 MB in the end (delta: -59.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:57:45,925 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.65 ms. Allocated memory is still 136.3 MB. Free memory was 104.1 MB in the beginning and 100.8 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:57:45,926 INFO L168 Benchmark]: Boogie Preprocessor took 57.20 ms. Allocated memory is still 136.3 MB. Free memory was 100.8 MB in the beginning and 98.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:57:45,926 INFO L168 Benchmark]: RCFGBuilder took 1047.34 ms. Allocated memory is still 136.3 MB. Free memory was 98.3 MB in the beginning and 55.8 MB in the end (delta: 42.4 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. [2021-10-13 00:57:45,926 INFO L168 Benchmark]: TraceAbstraction took 1688.55 ms. Allocated memory is still 136.3 MB. Free memory was 55.4 MB in the beginning and 72.5 MB in the end (delta: -17.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:57:45,927 INFO L168 Benchmark]: Witness Printer took 140.41 ms. Allocated memory is still 136.3 MB. Free memory was 72.5 MB in the beginning and 63.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:57:45,929 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 81.8 MB. Free memory was 62.1 MB in the beginning and 62.1 MB in the end (delta: 39.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 579.64 ms. Allocated memory was 81.8 MB in the beginning and 136.3 MB in the end (delta: 54.5 MB). Free memory was 44.6 MB in the beginning and 104.1 MB in the end (delta: -59.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 73.65 ms. Allocated memory is still 136.3 MB. Free memory was 104.1 MB in the beginning and 100.8 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 57.20 ms. Allocated memory is still 136.3 MB. Free memory was 100.8 MB in the beginning and 98.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1047.34 ms. Allocated memory is still 136.3 MB. Free memory was 98.3 MB in the beginning and 55.8 MB in the end (delta: 42.4 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1688.55 ms. Allocated memory is still 136.3 MB. Free memory was 55.4 MB in the beginning and 72.5 MB in the end (delta: -17.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 140.41 ms. Allocated memory is still 136.3 MB. Free memory was 72.5 MB in the beginning and 63.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 10.5 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, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 645]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 645]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 645]: 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, 105 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1610.7ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 15.8ms, AutomataDifference: 311.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 319.0ms, InitialAbstractionConstructionTime: 10.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 410 SDtfs, 517 SDslu, 336 SDs, 0 SdLazy, 61 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 66.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 84.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred in iteration=0, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 73.3ms AutomataMinimizationTime, 5 MinimizatonAttempts, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 43 LocationsWithAnnotation, 43 PreInvPairs, 84 NumberOfFragments, 213 HoareAnnotationTreeSize, 43 FomulaSimplifications, 1733 FormulaSimplificationTreeSizeReduction, 106.9ms HoareSimplificationTime, 43 FomulaSimplificationsInter, 245 FormulaSimplificationTreeSizeReductionInter, 202.2ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 40.7ms SsaConstructionTime, 286.8ms SatisfiabilityAnalysisTime, 351.4ms InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 199 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 661]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 661]: Loop Invariant Derived loop invariant: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (((tmp == 1 && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && !(0 == systemActive) - InvariantResult [Line: 661]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 00:57:45,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351820fc-9919-405e-887c-3bd86a6db61d/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...