./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product28.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a947127a-f9bb-45e4-99e5-16232a60296a/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a947127a-f9bb-45e4-99e5-16232a60296a/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a947127a-f9bb-45e4-99e5-16232a60296a/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a947127a-f9bb-45e4-99e5-16232a60296a/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product28.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a947127a-f9bb-45e4-99e5-16232a60296a/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a947127a-f9bb-45e4-99e5-16232a60296a/bin/uautomizer-ug76WZFUDN --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 27746ab44f558a6ebb6981088914ebe56dec54e6e61aba8484d841196c9545ea --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 11:20:16,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:20:16,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:20:16,188 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:20:16,192 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:20:16,195 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:20:16,198 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:20:16,201 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:20:16,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:20:16,209 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:20:16,210 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:20:16,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:20:16,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:20:16,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:20:16,220 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:20:16,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:20:16,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:20:16,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:20:16,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:20:16,234 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:20:16,236 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:20:16,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:20:16,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:20:16,241 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:20:16,250 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:20:16,250 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:20:16,250 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:20:16,251 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:20:16,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:20:16,253 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:20:16,253 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:20:16,254 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:20:16,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:20:16,256 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:20:16,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:20:16,257 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:20:16,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:20:16,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:20:16,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:20:16,263 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:20:16,264 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:20:16,265 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a947127a-f9bb-45e4-99e5-16232a60296a/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-20 11:20:16,305 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:20:16,306 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:20:16,306 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:20:16,307 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:20:16,307 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:20:16,308 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:20:16,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:20:16,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:20:16,309 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:20:16,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:20:16,310 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 11:20:16,311 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:20:16,311 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 11:20:16,311 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:20:16,311 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 11:20:16,312 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:20:16,312 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 11:20:16,312 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 11:20:16,312 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:20:16,313 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:20:16,313 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 11:20:16,313 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:20:16,313 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:20:16,314 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:20:16,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:20:16,314 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:20:16,314 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:20:16,315 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 11:20:16,315 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 11:20:16,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 11:20:16,315 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 11:20:16,315 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 11:20:16,316 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 11:20:16,316 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_a947127a-f9bb-45e4-99e5-16232a60296a/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a947127a-f9bb-45e4-99e5-16232a60296a/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27746ab44f558a6ebb6981088914ebe56dec54e6e61aba8484d841196c9545ea [2022-11-20 11:20:16,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:20:16,663 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:20:16,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:20:16,667 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:20:16,668 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:20:16,669 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a947127a-f9bb-45e4-99e5-16232a60296a/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/product-lines/minepump_spec5_product28.cil.c [2022-11-20 11:20:19,808 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:20:20,090 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:20:20,091 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a947127a-f9bb-45e4-99e5-16232a60296a/sv-benchmarks/c/product-lines/minepump_spec5_product28.cil.c [2022-11-20 11:20:20,104 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a947127a-f9bb-45e4-99e5-16232a60296a/bin/uautomizer-ug76WZFUDN/data/cdf553135/b25efbac0a1d439c8e3851517951abc1/FLAG45b775932 [2022-11-20 11:20:20,130 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a947127a-f9bb-45e4-99e5-16232a60296a/bin/uautomizer-ug76WZFUDN/data/cdf553135/b25efbac0a1d439c8e3851517951abc1 [2022-11-20 11:20:20,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:20:20,135 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:20:20,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:20:20,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:20:20,141 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:20:20,142 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:20:20" (1/1) ... [2022-11-20 11:20:20,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5de4b60c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:20:20, skipping insertion in model container [2022-11-20 11:20:20,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:20:20" (1/1) ... [2022-11-20 11:20:20,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:20:20,196 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:20:20,485 WARN L237 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_a947127a-f9bb-45e4-99e5-16232a60296a/sv-benchmarks/c/product-lines/minepump_spec5_product28.cil.c[15131,15144] [2022-11-20 11:20:20,505 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:20:20,518 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:20:20,582 WARN L237 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_a947127a-f9bb-45e4-99e5-16232a60296a/sv-benchmarks/c/product-lines/minepump_spec5_product28.cil.c[15131,15144] [2022-11-20 11:20:20,592 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:20:20,612 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:20:20,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:20:20 WrapperNode [2022-11-20 11:20:20,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:20:20,614 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:20:20,615 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:20:20,615 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:20:20,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:20:20" (1/1) ... [2022-11-20 11:20:20,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:20:20" (1/1) ... [2022-11-20 11:20:20,696 INFO L138 Inliner]: procedures = 57, calls = 101, calls flagged for inlining = 25, calls inlined = 19, statements flattened = 174 [2022-11-20 11:20:20,697 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:20:20,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:20:20,698 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:20:20,698 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:20:20,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:20:20" (1/1) ... [2022-11-20 11:20:20,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:20:20" (1/1) ... [2022-11-20 11:20:20,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:20:20" (1/1) ... [2022-11-20 11:20:20,738 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:20:20" (1/1) ... [2022-11-20 11:20:20,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:20:20" (1/1) ... [2022-11-20 11:20:20,747 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:20:20" (1/1) ... [2022-11-20 11:20:20,749 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:20:20" (1/1) ... [2022-11-20 11:20:20,750 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:20:20" (1/1) ... [2022-11-20 11:20:20,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:20:20,766 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:20:20,767 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:20:20,767 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:20:20,768 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:20:20" (1/1) ... [2022-11-20 11:20:20,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:20:20,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a947127a-f9bb-45e4-99e5-16232a60296a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:20,823 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a947127a-f9bb-45e4-99e5-16232a60296a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:20,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a947127a-f9bb-45e4-99e5-16232a60296a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 11:20:20,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 11:20:20,882 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-11-20 11:20:20,882 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-11-20 11:20:20,883 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-11-20 11:20:20,883 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-11-20 11:20:20,883 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-11-20 11:20:20,883 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-11-20 11:20:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-11-20 11:20:20,887 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-11-20 11:20:20,887 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2022-11-20 11:20:20,887 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2022-11-20 11:20:20,887 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-11-20 11:20:20,887 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-11-20 11:20:20,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 11:20:20,888 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-11-20 11:20:20,888 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-11-20 11:20:20,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:20:20,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:20:20,971 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:20:20,973 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:20:21,266 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:20:21,276 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:20:21,276 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 11:20:21,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:20:21 BoogieIcfgContainer [2022-11-20 11:20:21,279 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 11:20:21,281 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 11:20:21,282 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 11:20:21,286 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 11:20:21,286 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:20:20" (1/3) ... [2022-11-20 11:20:21,287 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e6b4ebf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:20:21, skipping insertion in model container [2022-11-20 11:20:21,287 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:20:20" (2/3) ... [2022-11-20 11:20:21,287 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e6b4ebf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:20:21, skipping insertion in model container [2022-11-20 11:20:21,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:20:21" (3/3) ... [2022-11-20 11:20:21,289 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product28.cil.c [2022-11-20 11:20:21,309 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 11:20:21,310 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-20 11:20:21,366 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 11:20:21,373 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@39bd334d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 11:20:21,374 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-20 11:20:21,378 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) [2022-11-20 11:20:21,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 11:20:21,386 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:20:21,387 INFO L195 NwaCegarLoop]: 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] [2022-11-20 11:20:21,388 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:20:21,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:20:21,393 INFO L85 PathProgramCache]: Analyzing trace with hash -1697011403, now seen corresponding path program 1 times [2022-11-20 11:20:21,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:20:21,404 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254339534] [2022-11-20 11:20:21,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:20:21,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:20:21,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:21,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-20 11:20:21,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:21,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-20 11:20:21,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:21,709 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 11:20:21,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:20:21,709 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254339534] [2022-11-20 11:20:21,710 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254339534] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:20:21,714 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:20:21,715 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 11:20:21,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796615146] [2022-11-20 11:20:21,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:20:21,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-20 11:20:21,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:20:21,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-20 11:20:21,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-20 11:20:21,783 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) [2022-11-20 11:20:21,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:20:21,847 INFO L93 Difference]: Finished difference Result 165 states and 222 transitions. [2022-11-20 11:20:21,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 11:20:21,849 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 [2022-11-20 11:20:21,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:20:21,863 INFO L225 Difference]: With dead ends: 165 [2022-11-20 11:20:21,863 INFO L226 Difference]: Without dead ends: 78 [2022-11-20 11:20:21,868 INFO L412 NwaCegarLoop]: 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 [2022-11-20 11:20:21,872 INFO L413 NwaCegarLoop]: 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 [2022-11-20 11:20:21,874 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 11:20:21,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2022-11-20 11:20:21,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2022-11-20 11:20:21,925 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) [2022-11-20 11:20:21,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 99 transitions. [2022-11-20 11:20:21,937 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 99 transitions. Word has length 32 [2022-11-20 11:20:21,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:20:21,938 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 99 transitions. [2022-11-20 11:20:21,939 INFO L496 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) [2022-11-20 11:20:21,939 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 99 transitions. [2022-11-20 11:20:21,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 11:20:21,944 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:20:21,944 INFO L195 NwaCegarLoop]: 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] [2022-11-20 11:20:21,945 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 11:20:21,945 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:20:21,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:20:21,947 INFO L85 PathProgramCache]: Analyzing trace with hash -2086467875, now seen corresponding path program 1 times [2022-11-20 11:20:21,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:20:21,947 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474608638] [2022-11-20 11:20:21,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:20:21,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:20:21,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:22,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-20 11:20:22,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:22,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-20 11:20:22,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:22,143 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 11:20:22,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:20:22,143 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474608638] [2022-11-20 11:20:22,144 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474608638] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:20:22,144 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:20:22,144 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:20:22,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455523861] [2022-11-20 11:20:22,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:20:22,146 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:20:22,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:20:22,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:20:22,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:20:22,147 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) [2022-11-20 11:20:22,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:20:22,179 INFO L93 Difference]: Finished difference Result 116 states and 146 transitions. [2022-11-20 11:20:22,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:20:22,181 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 [2022-11-20 11:20:22,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:20:22,182 INFO L225 Difference]: With dead ends: 116 [2022-11-20 11:20:22,183 INFO L226 Difference]: Without dead ends: 69 [2022-11-20 11:20:22,183 INFO L412 NwaCegarLoop]: 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 [2022-11-20 11:20:22,185 INFO L413 NwaCegarLoop]: 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 [2022-11-20 11:20:22,185 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 150 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 11:20:22,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2022-11-20 11:20:22,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2022-11-20 11:20:22,194 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) [2022-11-20 11:20:22,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 87 transitions. [2022-11-20 11:20:22,197 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 87 transitions. Word has length 33 [2022-11-20 11:20:22,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:20:22,206 INFO L495 AbstractCegarLoop]: Abstraction has 69 states and 87 transitions. [2022-11-20 11:20:22,207 INFO L496 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) [2022-11-20 11:20:22,207 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 87 transitions. [2022-11-20 11:20:22,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 11:20:22,209 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:20:22,209 INFO L195 NwaCegarLoop]: 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] [2022-11-20 11:20:22,209 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-20 11:20:22,209 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:20:22,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:20:22,210 INFO L85 PathProgramCache]: Analyzing trace with hash -524286602, now seen corresponding path program 1 times [2022-11-20 11:20:22,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:20:22,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883409447] [2022-11-20 11:20:22,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:20:22,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:20:22,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:22,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-20 11:20:22,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:22,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-11-20 11:20:22,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:22,344 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 11:20:22,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:20:22,345 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883409447] [2022-11-20 11:20:22,345 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1883409447] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:20:22,345 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:20:22,346 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:20:22,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045964713] [2022-11-20 11:20:22,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:20:22,347 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:20:22,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:20:22,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:20:22,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:20:22,348 INFO L87 Difference]: Start difference. First operand 69 states and 87 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 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) [2022-11-20 11:20:22,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:20:22,384 INFO L93 Difference]: Finished difference Result 189 states and 244 transitions. [2022-11-20 11:20:22,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:20:22,385 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 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 [2022-11-20 11:20:22,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:20:22,387 INFO L225 Difference]: With dead ends: 189 [2022-11-20 11:20:22,387 INFO L226 Difference]: Without dead ends: 128 [2022-11-20 11:20:22,388 INFO L412 NwaCegarLoop]: 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 [2022-11-20 11:20:22,389 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 75 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 11:20:22,390 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 182 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 11:20:22,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2022-11-20 11:20:22,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 125. [2022-11-20 11:20:22,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 94 states have (on average 1.3297872340425532) internal successors, (125), 105 states have internal predecessors, (125), 18 states have call successors, (18), 12 states have call predecessors, (18), 12 states have return successors, (18), 13 states have call predecessors, (18), 18 states have call successors, (18) [2022-11-20 11:20:22,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 161 transitions. [2022-11-20 11:20:22,412 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 161 transitions. Word has length 38 [2022-11-20 11:20:22,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:20:22,412 INFO L495 AbstractCegarLoop]: Abstraction has 125 states and 161 transitions. [2022-11-20 11:20:22,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 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) [2022-11-20 11:20:22,413 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 161 transitions. [2022-11-20 11:20:22,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 11:20:22,414 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:20:22,415 INFO L195 NwaCegarLoop]: 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] [2022-11-20 11:20:22,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-20 11:20:22,415 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:20:22,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:20:22,416 INFO L85 PathProgramCache]: Analyzing trace with hash -1086926627, now seen corresponding path program 1 times [2022-11-20 11:20:22,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:20:22,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787212251] [2022-11-20 11:20:22,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:20:22,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:20:22,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:22,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-20 11:20:22,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:22,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-20 11:20:22,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:22,570 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 11:20:22,570 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:20:22,571 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787212251] [2022-11-20 11:20:22,571 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787212251] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:20:22,571 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:20:22,571 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-20 11:20:22,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660043272] [2022-11-20 11:20:22,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:20:22,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-20 11:20:22,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:20:22,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-20 11:20:22,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-20 11:20:22,574 INFO L87 Difference]: Start difference. First operand 125 states and 161 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-20 11:20:22,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:20:22,672 INFO L93 Difference]: Finished difference Result 218 states and 281 transitions. [2022-11-20 11:20:22,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 11:20:22,673 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), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 41 [2022-11-20 11:20:22,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:20:22,673 INFO L225 Difference]: With dead ends: 218 [2022-11-20 11:20:22,674 INFO L226 Difference]: Without dead ends: 0 [2022-11-20 11:20:22,675 INFO L412 NwaCegarLoop]: 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 [2022-11-20 11:20:22,676 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 57 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 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 [2022-11-20 11:20:22,677 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 216 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 11:20:22,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-20 11:20:22,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-20 11:20:22,678 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) [2022-11-20 11:20:22,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-20 11:20:22,679 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2022-11-20 11:20:22,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:20:22,679 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 11:20:22,680 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-20 11:20:22,680 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-20 11:20:22,680 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 11:20:22,683 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-20 11:20:22,684 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-20 11:20:22,708 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-20 11:20:23,137 INFO L902 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 803 810) the Hoare annotation is: true [2022-11-20 11:20:23,137 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 803 810) no Hoare annotation was computed. [2022-11-20 11:20:23,137 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 803 810) no Hoare annotation was computed. [2022-11-20 11:20:23,138 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 744 750) no Hoare annotation was computed. [2022-11-20 11:20:23,138 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 744 750) the Hoare annotation is: true [2022-11-20 11:20:23,138 INFO L902 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 83 94) the Hoare annotation is: true [2022-11-20 11:20:23,138 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 83 94) no Hoare annotation was computed. [2022-11-20 11:20:23,139 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 83 94) no Hoare annotation was computed. [2022-11-20 11:20:23,139 INFO L895 garLoopResultBuilder]: At program point L766(line 766) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-20 11:20:23,139 INFO L895 garLoopResultBuilder]: At program point L762(line 762) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-20 11:20:23,139 INFO L899 garLoopResultBuilder]: For program point L180(lines 180 186) no Hoare annotation was computed. [2022-11-20 11:20:23,140 INFO L895 garLoopResultBuilder]: At program point L882(lines 867 885) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-20 11:20:23,140 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 717 743) no Hoare annotation was computed. [2022-11-20 11:20:23,140 INFO L895 garLoopResultBuilder]: At program point L164(lines 157 166) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-20 11:20:23,140 INFO L895 garLoopResultBuilder]: At program point L771(line 771) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-20 11:20:23,141 INFO L895 garLoopResultBuilder]: At program point L771-1(lines 752 776) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-20 11:20:23,141 INFO L899 garLoopResultBuilder]: For program point L705(line 705) no Hoare annotation was computed. [2022-11-20 11:20:23,141 INFO L895 garLoopResultBuilder]: At program point L177(line 177) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-20 11:20:23,142 INFO L899 garLoopResultBuilder]: For program point L177-1(line 177) no Hoare annotation was computed. [2022-11-20 11:20:23,142 INFO L895 garLoopResultBuilder]: At program point L132(lines 127 135) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-20 11:20:23,142 INFO L895 garLoopResultBuilder]: At program point L706(lines 701 708) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-20 11:20:23,142 INFO L899 garLoopResultBuilder]: For program point L731-1(lines 731 737) no Hoare annotation was computed. [2022-11-20 11:20:23,143 INFO L899 garLoopResultBuilder]: For program point L760(lines 760 768) no Hoare annotation was computed. [2022-11-20 11:20:23,143 INFO L899 garLoopResultBuilder]: For program point L756(lines 756 773) no Hoare annotation was computed. [2022-11-20 11:20:23,143 INFO L895 garLoopResultBuilder]: At program point L141(lines 136 144) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-20 11:20:23,143 INFO L899 garLoopResultBuilder]: For program point L876(lines 876 880) no Hoare annotation was computed. [2022-11-20 11:20:23,144 INFO L899 garLoopResultBuilder]: For program point L876-2(lines 876 880) no Hoare annotation was computed. [2022-11-20 11:20:23,144 INFO L895 garLoopResultBuilder]: At program point L162(line 162) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-20 11:20:23,144 INFO L899 garLoopResultBuilder]: For program point L162-1(line 162) no Hoare annotation was computed. [2022-11-20 11:20:23,144 INFO L899 garLoopResultBuilder]: For program point L63(lines 63 67) no Hoare annotation was computed. [2022-11-20 11:20:23,145 INFO L895 garLoopResultBuilder]: At program point L63-2(lines 59 70) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-20 11:20:23,145 INFO L899 garLoopResultBuilder]: For program point L724(lines 724 730) no Hoare annotation was computed. [2022-11-20 11:20:23,145 INFO L899 garLoopResultBuilder]: For program point L179(lines 179 189) no Hoare annotation was computed. [2022-11-20 11:20:23,145 INFO L899 garLoopResultBuilder]: For program point L724-2(lines 720 742) no Hoare annotation was computed. [2022-11-20 11:20:23,146 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 717 743) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-20 11:20:23,146 INFO L899 garLoopResultBuilder]: For program point L175(lines 175 192) no Hoare annotation was computed. [2022-11-20 11:20:23,151 INFO L895 garLoopResultBuilder]: At program point L175-1(lines 167 195) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-20 11:20:23,157 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 717 743) no Hoare annotation was computed. [2022-11-20 11:20:23,157 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 705) no Hoare annotation was computed. [2022-11-20 11:20:23,157 INFO L902 garLoopResultBuilder]: At program point L224(lines 199 228) the Hoare annotation is: true [2022-11-20 11:20:23,157 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 199 228) no Hoare annotation was computed. [2022-11-20 11:20:23,157 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 199 228) the Hoare annotation is: true [2022-11-20 11:20:23,158 INFO L899 garLoopResultBuilder]: For program point L220(line 220) no Hoare annotation was computed. [2022-11-20 11:20:23,158 INFO L899 garLoopResultBuilder]: For program point L213(lines 213 217) no Hoare annotation was computed. [2022-11-20 11:20:23,158 INFO L902 garLoopResultBuilder]: At program point L213-1(lines 213 217) the Hoare annotation is: true [2022-11-20 11:20:23,158 INFO L899 garLoopResultBuilder]: For program point L210(line 210) no Hoare annotation was computed. [2022-11-20 11:20:23,158 INFO L902 garLoopResultBuilder]: At program point L209-2(lines 209 223) the Hoare annotation is: true [2022-11-20 11:20:23,159 INFO L902 garLoopResultBuilder]: At program point L205(line 205) the Hoare annotation is: true [2022-11-20 11:20:23,159 INFO L899 garLoopResultBuilder]: For program point L205-1(line 205) no Hoare annotation was computed. [2022-11-20 11:20:23,159 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 896) no Hoare annotation was computed. [2022-11-20 11:20:23,159 INFO L899 garLoopResultBuilder]: For program point L890-1(lines 890 896) no Hoare annotation was computed. [2022-11-20 11:20:23,159 INFO L895 garLoopResultBuilder]: At program point L696(lines 691 699) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-11-20 11:20:23,160 INFO L895 garLoopResultBuilder]: At program point L688(lines 684 690) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-11-20 11:20:23,160 INFO L902 garLoopResultBuilder]: At program point L973(lines 910 977) the Hoare annotation is: true [2022-11-20 11:20:23,160 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 946) no Hoare annotation was computed. [2022-11-20 11:20:23,160 INFO L899 garLoopResultBuilder]: For program point L940-1(lines 940 946) no Hoare annotation was computed. [2022-11-20 11:20:23,160 INFO L895 garLoopResultBuilder]: At program point L932(line 932) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-20 11:20:23,161 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-20 11:20:23,161 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-20 11:20:23,165 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-20 11:20:23,165 INFO L895 garLoopResultBuilder]: At program point L970(lines 919 971) the Hoare annotation is: false [2022-11-20 11:20:23,165 INFO L895 garLoopResultBuilder]: At program point L681(lines 677 683) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-11-20 11:20:23,166 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-20 11:20:23,166 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 964) no Hoare annotation was computed. [2022-11-20 11:20:23,166 INFO L895 garLoopResultBuilder]: At program point L892(line 892) the Hoare annotation is: false [2022-11-20 11:20:23,166 INFO L895 garLoopResultBuilder]: At program point L958-2(lines 950 965) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-20 11:20:23,167 INFO L899 garLoopResultBuilder]: For program point L921(lines 920 969) no Hoare annotation was computed. [2022-11-20 11:20:23,167 INFO L899 garLoopResultBuilder]: For program point L950(lines 950 965) no Hoare annotation was computed. [2022-11-20 11:20:23,167 INFO L895 garLoopResultBuilder]: At program point L942(line 942) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-20 11:20:23,167 INFO L895 garLoopResultBuilder]: At program point L967(lines 920 969) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-20 11:20:23,168 INFO L899 garLoopResultBuilder]: For program point L930(lines 930 936) no Hoare annotation was computed. [2022-11-20 11:20:23,168 INFO L899 garLoopResultBuilder]: For program point L930-1(lines 930 936) no Hoare annotation was computed. [2022-11-20 11:20:23,168 INFO L899 garLoopResultBuilder]: For program point L286(lines 286 293) no Hoare annotation was computed. [2022-11-20 11:20:23,169 INFO L899 garLoopResultBuilder]: For program point L286-2(lines 286 293) no Hoare annotation was computed. [2022-11-20 11:20:23,169 INFO L895 garLoopResultBuilder]: At program point L154(lines 149 156) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-11-20 11:20:23,169 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 926) no Hoare annotation was computed. [2022-11-20 11:20:23,169 INFO L902 garLoopResultBuilder]: At program point L270(lines 262 272) the Hoare annotation is: true [2022-11-20 11:20:23,170 INFO L895 garLoopResultBuilder]: At program point L906(lines 901 908) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-20 11:20:23,171 INFO L902 garLoopResultBuilder]: At program point L295(lines 276 298) the Hoare annotation is: true [2022-11-20 11:20:23,171 INFO L895 garLoopResultBuilder]: At program point L258(lines 254 260) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-11-20 11:20:23,173 INFO L895 garLoopResultBuilder]: At program point L898(lines 886 900) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-20 11:20:23,173 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 71 82) no Hoare annotation was computed. [2022-11-20 11:20:23,175 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 71 82) no Hoare annotation was computed. [2022-11-20 11:20:23,175 INFO L902 garLoopResultBuilder]: At program point waterRiseENTRY(lines 71 82) the Hoare annotation is: true [2022-11-20 11:20:23,175 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 822 830) no Hoare annotation was computed. [2022-11-20 11:20:23,175 INFO L902 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 822 830) the Hoare annotation is: true [2022-11-20 11:20:23,176 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 822 830) no Hoare annotation was computed. [2022-11-20 11:20:23,180 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-20 11:20:23,184 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 11:20:23,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 11:20:23 BoogieIcfgContainer [2022-11-20 11:20:23,218 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 11:20:23,219 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 11:20:23,219 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 11:20:23,219 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 11:20:23,220 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:20:21" (3/4) ... [2022-11-20 11:20:23,223 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 11:20:23,231 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-11-20 11:20:23,231 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-11-20 11:20:23,231 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-11-20 11:20:23,231 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-11-20 11:20:23,232 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-11-20 11:20:23,233 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-11-20 11:20:23,233 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2022-11-20 11:20:23,243 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2022-11-20 11:20:23,243 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-20 11:20:23,244 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 11:20:23,244 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 11:20:23,245 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 11:20:23,281 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-11-20 11:20:23,282 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-20 11:20:23,283 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-11-20 11:20:23,284 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-11-20 11:20:23,284 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-20 11:20:23,284 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-11-20 11:20:23,285 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-20 11:20:23,285 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-20 11:20:23,323 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a947127a-f9bb-45e4-99e5-16232a60296a/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 11:20:23,323 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 11:20:23,324 INFO L158 Benchmark]: Toolchain (without parser) took 3189.16ms. Allocated memory is still 176.2MB. Free memory was 129.7MB in the beginning and 127.2MB in the end (delta: 2.6MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2022-11-20 11:20:23,324 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:20:23,325 INFO L158 Benchmark]: CACSL2BoogieTranslator took 476.82ms. Allocated memory is still 176.2MB. Free memory was 129.7MB in the beginning and 111.4MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 11:20:23,325 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.96ms. Allocated memory is still 176.2MB. Free memory was 110.9MB in the beginning and 108.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:20:23,326 INFO L158 Benchmark]: Boogie Preprocessor took 67.45ms. Allocated memory is still 176.2MB. Free memory was 108.8MB in the beginning and 107.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:20:23,326 INFO L158 Benchmark]: RCFGBuilder took 512.45ms. Allocated memory is still 176.2MB. Free memory was 107.2MB in the beginning and 144.6MB in the end (delta: -37.4MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2022-11-20 11:20:23,329 INFO L158 Benchmark]: TraceAbstraction took 1936.54ms. Allocated memory is still 176.2MB. Free memory was 144.1MB in the beginning and 132.4MB in the end (delta: 11.7MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2022-11-20 11:20:23,329 INFO L158 Benchmark]: Witness Printer took 104.73ms. Allocated memory is still 176.2MB. Free memory was 132.4MB in the beginning and 127.2MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 11:20:23,333 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 476.82ms. Allocated memory is still 176.2MB. Free memory was 129.7MB in the beginning and 111.4MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.96ms. Allocated memory is still 176.2MB. Free memory was 110.9MB in the beginning and 108.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.45ms. Allocated memory is still 176.2MB. Free memory was 108.8MB in the beginning and 107.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 512.45ms. Allocated memory is still 176.2MB. Free memory was 107.2MB in the beginning and 144.6MB in the end (delta: -37.4MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1936.54ms. Allocated memory is still 176.2MB. Free memory was 144.1MB in the beginning and 132.4MB in the end (delta: 11.7MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. * Witness Printer took 104.73ms. Allocated memory is still 176.2MB. Free memory was 132.4MB in the beginning and 127.2MB in the end (delta: 5.2MB). 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: 705]: 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: 1.8s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 155 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 149 mSDsluCounter, 656 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 295 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 42 IncrementalHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 361 mSDtfsCounter, 42 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=125occurred in iteration=3, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 40 LocationsWithAnnotation, 213 PreInvPairs, 239 NumberOfFragments, 183 HoareAnnotationTreeSize, 213 FomulaSimplifications, 8 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 40 FomulaSimplificationsInter, 310 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 140 ConstructedInterpolants, 0 QuantifiedInterpolants, 178 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: 901]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 276]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 867]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 752]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 910]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 684]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-20 11:20:23,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a947127a-f9bb-45e4-99e5-16232a60296a/bin/uautomizer-ug76WZFUDN/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