./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d49cd36e-df82-4770-9c7c-f7da3066a27f/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d49cd36e-df82-4770-9c7c-f7da3066a27f/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d49cd36e-df82-4770-9c7c-f7da3066a27f/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d49cd36e-df82-4770-9c7c-f7da3066a27f/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d49cd36e-df82-4770-9c7c-f7da3066a27f/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d49cd36e-df82-4770-9c7c-f7da3066a27f/bin/uautomizer-DrprNOufMa --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 61c2d7b2f53adc3803e4e62ab44daa78f4a9bdf9ba37b58d516bb40a6cc23cc6 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 00:11:49,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 00:11:49,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 00:11:49,116 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 00:11:49,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 00:11:49,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 00:11:49,118 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 00:11:49,120 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 00:11:49,122 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 00:11:49,123 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 00:11:49,124 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 00:11:49,125 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 00:11:49,125 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 00:11:49,126 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 00:11:49,128 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 00:11:49,129 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 00:11:49,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 00:11:49,131 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 00:11:49,132 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 00:11:49,134 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 00:11:49,136 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 00:11:49,137 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 00:11:49,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 00:11:49,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 00:11:49,144 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 00:11:49,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 00:11:49,144 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 00:11:49,145 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 00:11:49,146 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 00:11:49,147 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 00:11:49,148 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 00:11:49,148 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 00:11:49,149 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 00:11:49,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 00:11:49,151 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 00:11:49,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 00:11:49,152 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 00:11:49,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 00:11:49,153 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 00:11:49,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 00:11:49,154 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 00:11:49,155 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d49cd36e-df82-4770-9c7c-f7da3066a27f/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-07 00:11:49,180 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 00:11:49,180 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 00:11:49,181 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 00:11:49,181 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 00:11:49,182 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 00:11:49,182 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 00:11:49,183 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 00:11:49,183 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 00:11:49,183 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 00:11:49,183 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 00:11:49,183 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-07 00:11:49,184 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 00:11:49,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-07 00:11:49,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 00:11:49,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 00:11:49,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 00:11:49,190 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 00:11:49,190 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-07 00:11:49,190 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 00:11:49,191 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 00:11:49,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 00:11:49,191 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 00:11:49,191 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 00:11:49,191 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 00:11:49,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 00:11:49,192 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 00:11:49,192 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 00:11:49,192 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 00:11:49,192 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 00:11:49,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-07 00:11:49,193 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 00:11:49,193 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-07 00:11:49,193 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 00:11:49,193 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 00:11:49,193 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_d49cd36e-df82-4770-9c7c-f7da3066a27f/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d49cd36e-df82-4770-9c7c-f7da3066a27f/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 61c2d7b2f53adc3803e4e62ab44daa78f4a9bdf9ba37b58d516bb40a6cc23cc6 [2021-12-07 00:11:49,386 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 00:11:49,403 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 00:11:49,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 00:11:49,407 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 00:11:49,407 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 00:11:49,408 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d49cd36e-df82-4770-9c7c-f7da3066a27f/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c [2021-12-07 00:11:49,456 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d49cd36e-df82-4770-9c7c-f7da3066a27f/bin/uautomizer-DrprNOufMa/data/df44f4b81/049b38a0cc7a46ee8a5b634d17fca422/FLAG97ac2b1b3 [2021-12-07 00:11:49,842 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 00:11:49,843 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d49cd36e-df82-4770-9c7c-f7da3066a27f/sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c [2021-12-07 00:11:49,852 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d49cd36e-df82-4770-9c7c-f7da3066a27f/bin/uautomizer-DrprNOufMa/data/df44f4b81/049b38a0cc7a46ee8a5b634d17fca422/FLAG97ac2b1b3 [2021-12-07 00:11:49,861 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d49cd36e-df82-4770-9c7c-f7da3066a27f/bin/uautomizer-DrprNOufMa/data/df44f4b81/049b38a0cc7a46ee8a5b634d17fca422 [2021-12-07 00:11:49,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 00:11:49,864 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 00:11:49,865 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 00:11:49,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 00:11:49,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 00:11:49,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:11:49" (1/1) ... [2021-12-07 00:11:49,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40d0f2ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:11:49, skipping insertion in model container [2021-12-07 00:11:49,869 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:11:49" (1/1) ... [2021-12-07 00:11:49,874 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 00:11:49,902 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 00:11:50,093 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d49cd36e-df82-4770-9c7c-f7da3066a27f/sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c[13937,13950] [2021-12-07 00:11:50,113 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 00:11:50,120 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 00:11:50,159 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d49cd36e-df82-4770-9c7c-f7da3066a27f/sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c[13937,13950] [2021-12-07 00:11:50,169 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 00:11:50,183 INFO L208 MainTranslator]: Completed translation [2021-12-07 00:11:50,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:11:50 WrapperNode [2021-12-07 00:11:50,183 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 00:11:50,184 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 00:11:50,185 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 00:11:50,185 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 00:11:50,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:11:50" (1/1) ... [2021-12-07 00:11:50,206 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:11:50" (1/1) ... [2021-12-07 00:11:50,230 INFO L137 Inliner]: procedures = 56, calls = 155, calls flagged for inlining = 23, calls inlined = 19, statements flattened = 230 [2021-12-07 00:11:50,230 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 00:11:50,230 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 00:11:50,231 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 00:11:50,231 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 00:11:50,237 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:11:50" (1/1) ... [2021-12-07 00:11:50,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:11:50" (1/1) ... [2021-12-07 00:11:50,239 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:11:50" (1/1) ... [2021-12-07 00:11:50,239 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:11:50" (1/1) ... [2021-12-07 00:11:50,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:11:50" (1/1) ... [2021-12-07 00:11:50,247 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:11:50" (1/1) ... [2021-12-07 00:11:50,249 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:11:50" (1/1) ... [2021-12-07 00:11:50,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 00:11:50,252 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 00:11:50,252 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 00:11:50,252 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 00:11:50,253 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:11:50" (1/1) ... [2021-12-07 00:11:50,258 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 00:11:50,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d49cd36e-df82-4770-9c7c-f7da3066a27f/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:11:50,280 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d49cd36e-df82-4770-9c7c-f7da3066a27f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-07 00:11:50,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d49cd36e-df82-4770-9c7c-f7da3066a27f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-07 00:11:50,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 00:11:50,310 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-12-07 00:11:50,311 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-12-07 00:11:50,311 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-12-07 00:11:50,311 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-12-07 00:11:50,311 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-12-07 00:11:50,311 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-12-07 00:11:50,311 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-12-07 00:11:50,311 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-12-07 00:11:50,311 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-12-07 00:11:50,311 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-12-07 00:11:50,311 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-12-07 00:11:50,311 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-12-07 00:11:50,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-07 00:11:50,312 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-12-07 00:11:50,312 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-12-07 00:11:50,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 00:11:50,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 00:11:50,377 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 00:11:50,379 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 00:11:50,582 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 00:11:50,588 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 00:11:50,588 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-07 00:11:50,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:11:50 BoogieIcfgContainer [2021-12-07 00:11:50,590 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 00:11:50,591 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-07 00:11:50,591 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-07 00:11:50,594 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-07 00:11:50,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 12:11:49" (1/3) ... [2021-12-07 00:11:50,594 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@734fb9c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 12:11:50, skipping insertion in model container [2021-12-07 00:11:50,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:11:50" (2/3) ... [2021-12-07 00:11:50,595 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@734fb9c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 12:11:50, skipping insertion in model container [2021-12-07 00:11:50,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:11:50" (3/3) ... [2021-12-07 00:11:50,596 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product20.cil.c [2021-12-07 00:11:50,600 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-07 00:11:50,600 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-07 00:11:50,636 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-07 00:11:50,641 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-07 00:11:50,641 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-07 00:11:50,655 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 66 states have (on average 1.3636363636363635) internal successors, (90), 73 states have internal predecessors, (90), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) [2021-12-07 00:11:50,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-12-07 00:11:50,660 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:11:50,661 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:11:50,661 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:11:50,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:11:50,665 INFO L85 PathProgramCache]: Analyzing trace with hash -1697011403, now seen corresponding path program 1 times [2021-12-07 00:11:50,671 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:11:50,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398653334] [2021-12-07 00:11:50,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:11:50,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:11:50,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:11:50,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-07 00:11:50,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:11:50,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-12-07 00:11:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:11:50,872 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-07 00:11:50,873 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:11:50,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398653334] [2021-12-07 00:11:50,874 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1398653334] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:11:50,874 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:11:50,874 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-07 00:11:50,875 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234336490] [2021-12-07 00:11:50,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:11:50,879 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-07 00:11:50,879 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:11:50,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-07 00:11:50,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-07 00:11:50,900 INFO L87 Difference]: Start difference. First operand has 87 states, 66 states have (on average 1.3636363636363635) internal successors, (90), 73 states have internal predecessors, (90), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 00:11:50,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:11:50,923 INFO L93 Difference]: Finished difference Result 165 states and 222 transitions. [2021-12-07 00:11:50,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 00:11:50,925 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2021-12-07 00:11:50,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:11:50,931 INFO L225 Difference]: With dead ends: 165 [2021-12-07 00:11:50,931 INFO L226 Difference]: Without dead ends: 78 [2021-12-07 00:11:50,934 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-07 00:11:50,937 INFO L933 BasicCegarLoop]: 108 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 00:11:50,938 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 00:11:50,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2021-12-07 00:11:50,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2021-12-07 00:11:50,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 59 states have (on average 1.2881355932203389) internal successors, (76), 65 states have internal predecessors, (76), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2021-12-07 00:11:50,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 99 transitions. [2021-12-07 00:11:50,970 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 99 transitions. Word has length 32 [2021-12-07 00:11:50,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:11:50,970 INFO L470 AbstractCegarLoop]: Abstraction has 78 states and 99 transitions. [2021-12-07 00:11:50,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 00:11:50,970 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 99 transitions. [2021-12-07 00:11:50,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-12-07 00:11:50,972 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:11:50,973 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:11:50,973 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-07 00:11:50,973 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:11:50,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:11:50,974 INFO L85 PathProgramCache]: Analyzing trace with hash -2086467875, now seen corresponding path program 1 times [2021-12-07 00:11:50,974 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:11:50,974 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820409541] [2021-12-07 00:11:50,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:11:50,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:11:50,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:11:51,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:11:51,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:11:51,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 00:11:51,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:11:51,030 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-07 00:11:51,030 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:11:51,030 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820409541] [2021-12-07 00:11:51,030 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820409541] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:11:51,030 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:11:51,031 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 00:11:51,031 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098770975] [2021-12-07 00:11:51,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:11:51,032 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 00:11:51,032 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:11:51,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 00:11:51,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 00:11:51,033 INFO L87 Difference]: Start difference. First operand 78 states and 99 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 00:11:51,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:11:51,044 INFO L93 Difference]: Finished difference Result 116 states and 146 transitions. [2021-12-07 00:11:51,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 00:11:51,045 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2021-12-07 00:11:51,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:11:51,046 INFO L225 Difference]: With dead ends: 116 [2021-12-07 00:11:51,046 INFO L226 Difference]: Without dead ends: 69 [2021-12-07 00:11:51,047 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 00:11:51,048 INFO L933 BasicCegarLoop]: 86 mSDtfsCounter, 17 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 00:11:51,049 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 150 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 00:11:51,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2021-12-07 00:11:51,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2021-12-07 00:11:51,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 53 states have (on average 1.3018867924528301) internal successors, (69), 59 states have internal predecessors, (69), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) [2021-12-07 00:11:51,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 87 transitions. [2021-12-07 00:11:51,057 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 87 transitions. Word has length 33 [2021-12-07 00:11:51,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:11:51,057 INFO L470 AbstractCegarLoop]: Abstraction has 69 states and 87 transitions. [2021-12-07 00:11:51,057 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 00:11:51,057 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 87 transitions. [2021-12-07 00:11:51,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-12-07 00:11:51,058 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:11:51,059 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:11:51,059 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-07 00:11:51,059 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:11:51,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:11:51,059 INFO L85 PathProgramCache]: Analyzing trace with hash -524286602, now seen corresponding path program 1 times [2021-12-07 00:11:51,060 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:11:51,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455646714] [2021-12-07 00:11:51,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:11:51,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:11:51,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:11:51,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-07 00:11:51,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:11:51,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-07 00:11:51,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:11:51,121 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-07 00:11:51,121 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:11:51,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455646714] [2021-12-07 00:11:51,122 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455646714] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:11:51,122 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:11:51,122 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-07 00:11:51,122 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882596054] [2021-12-07 00:11:51,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:11:51,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-07 00:11:51,123 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:11:51,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-07 00:11:51,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-07 00:11:51,123 INFO L87 Difference]: Start difference. First operand 69 states and 87 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-07 00:11:51,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:11:51,185 INFO L93 Difference]: Finished difference Result 177 states and 228 transitions. [2021-12-07 00:11:51,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 00:11:51,186 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 38 [2021-12-07 00:11:51,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:11:51,188 INFO L225 Difference]: With dead ends: 177 [2021-12-07 00:11:51,188 INFO L226 Difference]: Without dead ends: 116 [2021-12-07 00:11:51,188 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-07 00:11:51,190 INFO L933 BasicCegarLoop]: 100 mSDtfsCounter, 148 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 305 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 00:11:51,190 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [148 Valid, 305 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 00:11:51,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2021-12-07 00:11:51,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 113. [2021-12-07 00:11:51,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 86 states have (on average 1.3255813953488371) internal successors, (114), 95 states have internal predecessors, (114), 15 states have call successors, (15), 11 states have call predecessors, (15), 11 states have return successors, (16), 12 states have call predecessors, (16), 15 states have call successors, (16) [2021-12-07 00:11:51,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 145 transitions. [2021-12-07 00:11:51,204 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 145 transitions. Word has length 38 [2021-12-07 00:11:51,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:11:51,205 INFO L470 AbstractCegarLoop]: Abstraction has 113 states and 145 transitions. [2021-12-07 00:11:51,205 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-07 00:11:51,205 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 145 transitions. [2021-12-07 00:11:51,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-12-07 00:11:51,207 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:11:51,207 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:11:51,207 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-07 00:11:51,207 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:11:51,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:11:51,208 INFO L85 PathProgramCache]: Analyzing trace with hash -1086926627, now seen corresponding path program 1 times [2021-12-07 00:11:51,208 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:11:51,208 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421310783] [2021-12-07 00:11:51,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:11:51,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:11:51,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:11:51,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-07 00:11:51,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:11:51,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-07 00:11:51,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:11:51,286 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-07 00:11:51,286 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:11:51,287 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421310783] [2021-12-07 00:11:51,287 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421310783] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:11:51,287 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:11:51,287 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-07 00:11:51,287 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517352173] [2021-12-07 00:11:51,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:11:51,287 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 00:11:51,288 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:11:51,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 00:11:51,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-07 00:11:51,288 INFO L87 Difference]: Start difference. First operand 113 states and 145 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 00:11:51,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:11:51,341 INFO L93 Difference]: Finished difference Result 201 states and 262 transitions. [2021-12-07 00:11:51,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 00:11:51,341 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 41 [2021-12-07 00:11:51,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:11:51,342 INFO L225 Difference]: With dead ends: 201 [2021-12-07 00:11:51,342 INFO L226 Difference]: Without dead ends: 0 [2021-12-07 00:11:51,344 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-12-07 00:11:51,346 INFO L933 BasicCegarLoop]: 59 mSDtfsCounter, 33 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 00:11:51,346 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 216 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 00:11:51,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-07 00:11:51,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-07 00:11:51,347 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) [2021-12-07 00:11:51,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-07 00:11:51,348 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2021-12-07 00:11:51,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:11:51,348 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-07 00:11:51,348 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 00:11:51,348 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-07 00:11:51,349 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-07 00:11:51,351 INFO L764 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-07 00:11:51,351 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-07 00:11:51,353 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-07 00:11:51,540 INFO L861 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 854 861) the Hoare annotation is: true [2021-12-07 00:11:51,540 INFO L858 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 854 861) no Hoare annotation was computed. [2021-12-07 00:11:51,540 INFO L858 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 854 861) no Hoare annotation was computed. [2021-12-07 00:11:51,540 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 813 819) no Hoare annotation was computed. [2021-12-07 00:11:51,540 INFO L861 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 813 819) the Hoare annotation is: true [2021-12-07 00:11:51,541 INFO L861 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 449 460) the Hoare annotation is: true [2021-12-07 00:11:51,541 INFO L858 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 449 460) no Hoare annotation was computed. [2021-12-07 00:11:51,541 INFO L858 garLoopResultBuilder]: For program point L453-1(lines 449 460) no Hoare annotation was computed. [2021-12-07 00:11:51,541 INFO L858 garLoopResultBuilder]: For program point L927(lines 927 931) no Hoare annotation was computed. [2021-12-07 00:11:51,541 INFO L854 garLoopResultBuilder]: At program point L543(line 543) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-07 00:11:51,541 INFO L858 garLoopResultBuilder]: For program point L543-1(line 543) no Hoare annotation was computed. [2021-12-07 00:11:51,542 INFO L858 garLoopResultBuilder]: For program point L927-2(lines 927 931) no Hoare annotation was computed. [2021-12-07 00:11:51,542 INFO L858 garLoopResultBuilder]: For program point L605(line 605) no Hoare annotation was computed. [2021-12-07 00:11:51,542 INFO L854 garLoopResultBuilder]: At program point L498(lines 493 501) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-07 00:11:51,542 INFO L858 garLoopResultBuilder]: For program point timeShiftFINAL(lines 786 812) no Hoare annotation was computed. [2021-12-07 00:11:51,542 INFO L858 garLoopResultBuilder]: For program point L800-1(lines 800 806) no Hoare annotation was computed. [2021-12-07 00:11:51,542 INFO L854 garLoopResultBuilder]: At program point L606(lines 601 608) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-07 00:11:51,542 INFO L858 garLoopResultBuilder]: For program point L829(lines 829 837) no Hoare annotation was computed. [2021-12-07 00:11:51,543 INFO L854 garLoopResultBuilder]: At program point L507(lines 502 510) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-07 00:11:51,543 INFO L858 garLoopResultBuilder]: For program point L825(lines 825 842) no Hoare annotation was computed. [2021-12-07 00:11:51,543 INFO L854 garLoopResultBuilder]: At program point L528(line 528) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-07 00:11:51,543 INFO L858 garLoopResultBuilder]: For program point L528-1(line 528) no Hoare annotation was computed. [2021-12-07 00:11:51,543 INFO L858 garLoopResultBuilder]: For program point L429(lines 429 433) no Hoare annotation was computed. [2021-12-07 00:11:51,543 INFO L854 garLoopResultBuilder]: At program point L429-2(lines 425 436) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-07 00:11:51,544 INFO L854 garLoopResultBuilder]: At program point L933(lines 918 936) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-07 00:11:51,544 INFO L858 garLoopResultBuilder]: For program point L545(lines 545 555) no Hoare annotation was computed. [2021-12-07 00:11:51,544 INFO L858 garLoopResultBuilder]: For program point L541(lines 541 558) no Hoare annotation was computed. [2021-12-07 00:11:51,544 INFO L854 garLoopResultBuilder]: At program point L541-1(lines 533 561) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-07 00:11:51,544 INFO L858 garLoopResultBuilder]: For program point L793(lines 793 799) no Hoare annotation was computed. [2021-12-07 00:11:51,544 INFO L858 garLoopResultBuilder]: For program point L793-2(lines 789 811) no Hoare annotation was computed. [2021-12-07 00:11:51,545 INFO L854 garLoopResultBuilder]: At program point L835(line 835) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-07 00:11:51,545 INFO L858 garLoopResultBuilder]: For program point L546(lines 546 552) no Hoare annotation was computed. [2021-12-07 00:11:51,545 INFO L854 garLoopResultBuilder]: At program point L831(line 831) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-07 00:11:51,545 INFO L854 garLoopResultBuilder]: At program point L530(lines 523 532) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-07 00:11:51,545 INFO L854 garLoopResultBuilder]: At program point timeShiftENTRY(lines 786 812) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-07 00:11:51,545 INFO L858 garLoopResultBuilder]: For program point timeShiftEXIT(lines 786 812) no Hoare annotation was computed. [2021-12-07 00:11:51,546 INFO L858 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 605) no Hoare annotation was computed. [2021-12-07 00:11:51,546 INFO L854 garLoopResultBuilder]: At program point L840(line 840) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2021-12-07 00:11:51,546 INFO L854 garLoopResultBuilder]: At program point L840-1(lines 821 845) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2021-12-07 00:11:51,546 INFO L858 garLoopResultBuilder]: For program point cleanupEXIT(lines 612 641) no Hoare annotation was computed. [2021-12-07 00:11:51,546 INFO L861 garLoopResultBuilder]: At program point L637(lines 612 641) the Hoare annotation is: true [2021-12-07 00:11:51,546 INFO L861 garLoopResultBuilder]: At program point cleanupENTRY(lines 612 641) the Hoare annotation is: true [2021-12-07 00:11:51,546 INFO L858 garLoopResultBuilder]: For program point L633(line 633) no Hoare annotation was computed. [2021-12-07 00:11:51,547 INFO L858 garLoopResultBuilder]: For program point L626(lines 626 630) no Hoare annotation was computed. [2021-12-07 00:11:51,547 INFO L861 garLoopResultBuilder]: At program point L626-1(lines 626 630) the Hoare annotation is: true [2021-12-07 00:11:51,547 INFO L858 garLoopResultBuilder]: For program point L623(line 623) no Hoare annotation was computed. [2021-12-07 00:11:51,547 INFO L861 garLoopResultBuilder]: At program point L622-2(lines 622 636) the Hoare annotation is: true [2021-12-07 00:11:51,547 INFO L861 garLoopResultBuilder]: At program point L618(line 618) the Hoare annotation is: true [2021-12-07 00:11:51,547 INFO L858 garLoopResultBuilder]: For program point L618-1(line 618) no Hoare annotation was computed. [2021-12-07 00:11:51,547 INFO L854 garLoopResultBuilder]: At program point L671(lines 667 673) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~4#1| 1) (not (= 0 ~systemActive~0))) [2021-12-07 00:11:51,547 INFO L858 garLoopResultBuilder]: For program point L696(lines 696 703) no Hoare annotation was computed. [2021-12-07 00:11:51,547 INFO L858 garLoopResultBuilder]: For program point L696-2(lines 696 703) no Hoare annotation was computed. [2021-12-07 00:11:51,548 INFO L861 garLoopResultBuilder]: At program point L775(lines 712 779) the Hoare annotation is: true [2021-12-07 00:11:51,548 INFO L858 garLoopResultBuilder]: For program point L742(lines 742 748) no Hoare annotation was computed. [2021-12-07 00:11:51,548 INFO L854 garLoopResultBuilder]: At program point L581(lines 577 583) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-12-07 00:11:51,548 INFO L858 garLoopResultBuilder]: For program point L742-1(lines 742 748) no Hoare annotation was computed. [2021-12-07 00:11:51,548 INFO L861 garLoopResultBuilder]: At program point L705(lines 686 708) the Hoare annotation is: true [2021-12-07 00:11:51,548 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-07 00:11:51,548 INFO L854 garLoopResultBuilder]: At program point L734(line 734) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~4#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-12-07 00:11:51,548 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-07 00:11:51,549 INFO L854 garLoopResultBuilder]: At program point L957(lines 952 959) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~4#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (not (= 0 ~systemActive~0))) [2021-12-07 00:11:51,549 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-07 00:11:51,549 INFO L854 garLoopResultBuilder]: At program point L949(lines 937 951) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~4#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-12-07 00:11:51,549 INFO L858 garLoopResultBuilder]: For program point L941(lines 941 947) no Hoare annotation was computed. [2021-12-07 00:11:51,549 INFO L858 garLoopResultBuilder]: For program point L941-1(lines 941 947) no Hoare annotation was computed. [2021-12-07 00:11:51,549 INFO L854 garLoopResultBuilder]: At program point L520(lines 515 522) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~4#1| 1) (not (= 0 ~systemActive~0))) [2021-12-07 00:11:51,549 INFO L854 garLoopResultBuilder]: At program point L772(lines 721 773) the Hoare annotation is: false [2021-12-07 00:11:51,549 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-07 00:11:51,549 INFO L858 garLoopResultBuilder]: For program point L760(lines 760 766) no Hoare annotation was computed. [2021-12-07 00:11:51,550 INFO L854 garLoopResultBuilder]: At program point L760-2(lines 752 767) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~4#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-12-07 00:11:51,550 INFO L858 garLoopResultBuilder]: For program point L723(lines 722 771) no Hoare annotation was computed. [2021-12-07 00:11:51,550 INFO L858 garLoopResultBuilder]: For program point L752(lines 752 767) no Hoare annotation was computed. [2021-12-07 00:11:51,550 INFO L854 garLoopResultBuilder]: At program point L744(line 744) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~4#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-12-07 00:11:51,550 INFO L854 garLoopResultBuilder]: At program point L769(lines 722 771) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~4#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-12-07 00:11:51,550 INFO L858 garLoopResultBuilder]: For program point L732(lines 732 738) no Hoare annotation was computed. [2021-12-07 00:11:51,550 INFO L858 garLoopResultBuilder]: For program point L732-1(lines 732 738) no Hoare annotation was computed. [2021-12-07 00:11:51,550 INFO L854 garLoopResultBuilder]: At program point L596(lines 591 599) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (not (= 0 ~systemActive~0))) [2021-12-07 00:11:51,551 INFO L858 garLoopResultBuilder]: For program point L724(lines 724 728) no Hoare annotation was computed. [2021-12-07 00:11:51,551 INFO L854 garLoopResultBuilder]: At program point L943(line 943) the Hoare annotation is: false [2021-12-07 00:11:51,551 INFO L854 garLoopResultBuilder]: At program point L588(lines 584 590) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-12-07 00:11:51,551 INFO L861 garLoopResultBuilder]: At program point L683(lines 675 685) the Hoare annotation is: true [2021-12-07 00:11:51,551 INFO L858 garLoopResultBuilder]: For program point waterRiseEXIT(lines 437 448) no Hoare annotation was computed. [2021-12-07 00:11:51,551 INFO L858 garLoopResultBuilder]: For program point L441-1(lines 437 448) no Hoare annotation was computed. [2021-12-07 00:11:51,551 INFO L861 garLoopResultBuilder]: At program point waterRiseENTRY(lines 437 448) the Hoare annotation is: true [2021-12-07 00:11:51,551 INFO L858 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 873 881) no Hoare annotation was computed. [2021-12-07 00:11:51,551 INFO L861 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 873 881) the Hoare annotation is: true [2021-12-07 00:11:51,552 INFO L858 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 873 881) no Hoare annotation was computed. [2021-12-07 00:11:51,554 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-12-07 00:11:51,555 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-07 00:11:51,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 12:11:51 BoogieIcfgContainer [2021-12-07 00:11:51,568 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-07 00:11:51,568 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-07 00:11:51,569 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-07 00:11:51,569 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-07 00:11:51,569 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:11:50" (3/4) ... [2021-12-07 00:11:51,571 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-07 00:11:51,575 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2021-12-07 00:11:51,575 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-12-07 00:11:51,575 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-12-07 00:11:51,576 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-12-07 00:11:51,576 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-12-07 00:11:51,576 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-12-07 00:11:51,576 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2021-12-07 00:11:51,581 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 49 nodes and edges [2021-12-07 00:11:51,581 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-12-07 00:11:51,582 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-12-07 00:11:51,582 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-07 00:11:51,583 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-07 00:11:51,583 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-07 00:11:51,583 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-07 00:11:51,599 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) [2021-12-07 00:11:51,599 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) [2021-12-07 00:11:51,599 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) [2021-12-07 00:11:51,599 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 [2021-12-07 00:11:51,600 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2021-12-07 00:11:51,600 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-07 00:11:51,601 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0) && !(0 == systemActive) [2021-12-07 00:11:51,601 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2021-12-07 00:11:51,601 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) [2021-12-07 00:11:51,601 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-07 00:11:51,601 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 [2021-12-07 00:11:51,602 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2021-12-07 00:11:51,602 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-07 00:11:51,602 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-07 00:11:51,621 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d49cd36e-df82-4770-9c7c-f7da3066a27f/bin/uautomizer-DrprNOufMa/witness.graphml [2021-12-07 00:11:51,621 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-07 00:11:51,622 INFO L158 Benchmark]: Toolchain (without parser) took 1757.51ms. Allocated memory was 79.7MB in the beginning and 113.2MB in the end (delta: 33.6MB). Free memory was 42.0MB in the beginning and 51.1MB in the end (delta: -9.2MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2021-12-07 00:11:51,622 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 79.7MB. Free memory is still 59.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 00:11:51,622 INFO L158 Benchmark]: CACSL2BoogieTranslator took 318.54ms. Allocated memory was 79.7MB in the beginning and 113.2MB in the end (delta: 33.6MB). Free memory was 41.7MB in the beginning and 85.3MB in the end (delta: -43.6MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2021-12-07 00:11:51,622 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.61ms. Allocated memory is still 113.2MB. Free memory was 85.3MB in the beginning and 82.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-07 00:11:51,623 INFO L158 Benchmark]: Boogie Preprocessor took 20.69ms. Allocated memory is still 113.2MB. Free memory was 82.6MB in the beginning and 81.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-07 00:11:51,623 INFO L158 Benchmark]: RCFGBuilder took 337.97ms. Allocated memory is still 113.2MB. Free memory was 81.1MB in the beginning and 65.8MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-07 00:11:51,623 INFO L158 Benchmark]: TraceAbstraction took 977.11ms. Allocated memory is still 113.2MB. Free memory was 65.3MB in the beginning and 57.4MB in the end (delta: 7.9MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2021-12-07 00:11:51,623 INFO L158 Benchmark]: Witness Printer took 52.61ms. Allocated memory is still 113.2MB. Free memory was 57.4MB in the beginning and 51.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-07 00:11:51,625 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 79.7MB. Free memory is still 59.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 318.54ms. Allocated memory was 79.7MB in the beginning and 113.2MB in the end (delta: 33.6MB). Free memory was 41.7MB in the beginning and 85.3MB in the end (delta: -43.6MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.61ms. Allocated memory is still 113.2MB. Free memory was 85.3MB in the beginning and 82.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.69ms. Allocated memory is still 113.2MB. Free memory was 82.6MB in the beginning and 81.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 337.97ms. Allocated memory is still 113.2MB. Free memory was 81.1MB in the beginning and 65.8MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 977.11ms. Allocated memory is still 113.2MB. Free memory was 65.3MB in the beginning and 57.4MB in the end (delta: 7.9MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. * Witness Printer took 52.61ms. Allocated memory is still 113.2MB. Free memory was 57.4MB in the beginning and 51.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 605]: 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 8 procedures, 87 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 203 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 198 mSDsluCounter, 779 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 426 mSDsCounter, 25 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 50 IncrementalHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 25 mSolverCounterUnsat, 353 mSDtfsCounter, 50 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113occurred in iteration=3, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 40 LocationsWithAnnotation, 209 PreInvPairs, 239 NumberOfFragments, 250 HoareAnnotationTreeSize, 209 FomulaSimplifications, 45 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 40 FomulaSimplificationsInter, 360 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 140 ConstructedInterpolants, 0 QuantifiedInterpolants, 240 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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 1 specifications checked. All of them hold - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 686]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 584]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0) && !(0 == systemActive) - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) RESULT: Ultimate proved your program to be correct! [2021-12-07 00:11:51,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d49cd36e-df82-4770-9c7c-f7da3066a27f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE