./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2329fc70 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_1afeeeb7-baf9-42de-a1a0-7f1e0814db60/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afeeeb7-baf9-42de-a1a0-7f1e0814db60/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afeeeb7-baf9-42de-a1a0-7f1e0814db60/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afeeeb7-baf9-42de-a1a0-7f1e0814db60/bin/uautomizer-uyxdKDjOR8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afeeeb7-baf9-42de-a1a0-7f1e0814db60/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afeeeb7-baf9-42de-a1a0-7f1e0814db60/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 88ff815406ee05bb7be24dfe33a6433686b8428d0ee44eba6801f1c0f5610c0a --- 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-2329fc7 [2022-12-13 10:57:02,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 10:57:02,499 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 10:57:02,516 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 10:57:02,517 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 10:57:02,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 10:57:02,519 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 10:57:02,520 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 10:57:02,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 10:57:02,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 10:57:02,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 10:57:02,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 10:57:02,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 10:57:02,525 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 10:57:02,526 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 10:57:02,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 10:57:02,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 10:57:02,529 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 10:57:02,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 10:57:02,532 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 10:57:02,533 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 10:57:02,534 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 10:57:02,535 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 10:57:02,536 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 10:57:02,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 10:57:02,539 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 10:57:02,540 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 10:57:02,540 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 10:57:02,541 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 10:57:02,542 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 10:57:02,542 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 10:57:02,543 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 10:57:02,543 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 10:57:02,544 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 10:57:02,545 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 10:57:02,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 10:57:02,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 10:57:02,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 10:57:02,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 10:57:02,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 10:57:02,547 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 10:57:02,548 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afeeeb7-baf9-42de-a1a0-7f1e0814db60/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-12-13 10:57:02,569 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 10:57:02,569 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 10:57:02,569 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 10:57:02,569 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 10:57:02,570 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 10:57:02,571 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 10:57:02,571 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 10:57:02,571 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-12-13 10:57:02,571 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-12-13 10:57:02,571 INFO L138 SettingsManager]: * Use old map elimination=false [2022-12-13 10:57:02,571 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-12-13 10:57:02,572 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-12-13 10:57:02,572 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-12-13 10:57:02,572 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 10:57:02,572 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 10:57:02,572 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 10:57:02,572 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 10:57:02,573 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 10:57:02,573 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 10:57:02,573 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-12-13 10:57:02,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-12-13 10:57:02,573 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-12-13 10:57:02,573 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 10:57:02,573 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 10:57:02,574 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-12-13 10:57:02,574 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 10:57:02,574 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-12-13 10:57:02,574 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 10:57:02,574 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 10:57:02,575 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 10:57:02,575 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 10:57:02,576 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-12-13 10:57:02,576 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_1afeeeb7-baf9-42de-a1a0-7f1e0814db60/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afeeeb7-baf9-42de-a1a0-7f1e0814db60/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 88ff815406ee05bb7be24dfe33a6433686b8428d0ee44eba6801f1c0f5610c0a [2022-12-13 10:57:02,771 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 10:57:02,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 10:57:02,793 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 10:57:02,794 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 10:57:02,795 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 10:57:02,796 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afeeeb7-baf9-42de-a1a0-7f1e0814db60/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c [2022-12-13 10:57:05,405 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 10:57:05,568 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 10:57:05,568 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afeeeb7-baf9-42de-a1a0-7f1e0814db60/sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c [2022-12-13 10:57:05,581 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afeeeb7-baf9-42de-a1a0-7f1e0814db60/bin/uautomizer-uyxdKDjOR8/data/9f8bed169/17e26e681a884771b35ac0a5065cfc97/FLAGcd4300698 [2022-12-13 10:57:05,593 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afeeeb7-baf9-42de-a1a0-7f1e0814db60/bin/uautomizer-uyxdKDjOR8/data/9f8bed169/17e26e681a884771b35ac0a5065cfc97 [2022-12-13 10:57:05,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 10:57:05,596 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 10:57:05,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 10:57:05,597 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 10:57:05,600 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 10:57:05,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 10:57:05" (1/1) ... [2022-12-13 10:57:05,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6454b43d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:57:05, skipping insertion in model container [2022-12-13 10:57:05,601 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 10:57:05" (1/1) ... [2022-12-13 10:57:05,608 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 10:57:05,644 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 10:57:05,836 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_1afeeeb7-baf9-42de-a1a0-7f1e0814db60/sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c[14660,14673] [2022-12-13 10:57:05,849 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 10:57:05,863 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 10:57:05,914 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_1afeeeb7-baf9-42de-a1a0-7f1e0814db60/sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c[14660,14673] [2022-12-13 10:57:05,922 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 10:57:05,939 INFO L208 MainTranslator]: Completed translation [2022-12-13 10:57:05,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:57:05 WrapperNode [2022-12-13 10:57:05,939 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 10:57:05,941 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 10:57:05,941 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 10:57:05,941 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 10:57:05,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:57:05" (1/1) ... [2022-12-13 10:57:05,960 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:57:05" (1/1) ... [2022-12-13 10:57:05,989 INFO L138 Inliner]: procedures = 54, calls = 98, calls flagged for inlining = 51, calls inlined = 78, statements flattened = 517 [2022-12-13 10:57:05,990 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 10:57:05,990 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 10:57:05,991 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 10:57:05,991 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 10:57:06,000 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:57:05" (1/1) ... [2022-12-13 10:57:06,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:57:05" (1/1) ... [2022-12-13 10:57:06,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:57:05" (1/1) ... [2022-12-13 10:57:06,003 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:57:05" (1/1) ... [2022-12-13 10:57:06,010 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:57:05" (1/1) ... [2022-12-13 10:57:06,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:57:05" (1/1) ... [2022-12-13 10:57:06,017 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:57:05" (1/1) ... [2022-12-13 10:57:06,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:57:05" (1/1) ... [2022-12-13 10:57:06,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 10:57:06,022 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 10:57:06,022 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 10:57:06,022 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 10:57:06,023 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:57:05" (1/1) ... [2022-12-13 10:57:06,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 10:57:06,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afeeeb7-baf9-42de-a1a0-7f1e0814db60/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 10:57:06,051 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afeeeb7-baf9-42de-a1a0-7f1e0814db60/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 10:57:06,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afeeeb7-baf9-42de-a1a0-7f1e0814db60/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-12-13 10:57:06,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 10:57:06,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 10:57:06,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 10:57:06,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 10:57:06,147 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 10:57:06,148 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 10:57:06,437 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 10:57:06,443 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 10:57:06,443 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 10:57:06,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 10:57:06 BoogieIcfgContainer [2022-12-13 10:57:06,445 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 10:57:06,446 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-12-13 10:57:06,446 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-12-13 10:57:06,449 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-12-13 10:57:06,449 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 10:57:06,449 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.12 10:57:05" (1/3) ... [2022-12-13 10:57:06,450 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5580c71f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 10:57:06, skipping insertion in model container [2022-12-13 10:57:06,450 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 10:57:06,450 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:57:05" (2/3) ... [2022-12-13 10:57:06,450 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5580c71f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 10:57:06, skipping insertion in model container [2022-12-13 10:57:06,450 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 10:57:06,451 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 10:57:06" (3/3) ... [2022-12-13 10:57:06,452 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product21.cil.c [2022-12-13 10:57:06,499 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-12-13 10:57:06,499 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-12-13 10:57:06,499 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-12-13 10:57:06,499 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-12-13 10:57:06,500 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-12-13 10:57:06,500 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-12-13 10:57:06,500 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-12-13 10:57:06,500 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-12-13 10:57:06,504 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 154 states, 153 states have (on average 1.3594771241830066) internal successors, (208), 153 states have internal predecessors, (208), 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) [2022-12-13 10:57:06,529 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 98 [2022-12-13 10:57:06,530 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 10:57:06,530 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 10:57:06,535 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 10:57:06,535 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 10:57:06,535 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-12-13 10:57:06,536 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 154 states, 153 states have (on average 1.3594771241830066) internal successors, (208), 153 states have internal predecessors, (208), 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) [2022-12-13 10:57:06,540 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 98 [2022-12-13 10:57:06,540 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 10:57:06,540 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 10:57:06,541 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 10:57:06,541 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 10:57:06,545 INFO L748 eck$LassoCheckResult]: Stem: 34#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~head~0.base, ~head~0.offset := 0, 0;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; 47#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret29#1, main_~retValue_acc~3#1, main_~tmp~4#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 28#select_helpers_returnLabel#1true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 124#select_features_returnLabel#1true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~8#1;havoc valid_product_~retValue_acc~8#1;valid_product_~retValue_acc~8#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~8#1; 104#valid_product_returnLabel#1true main_#t~ret29#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret29#1;havoc main_#t~ret29#1; 58#L549true assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true; 90#setup_returnLabel#1true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0; 120#__utac_acc__Specification2_spec__1_returnLabel#1true assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 19#L890-2true [2022-12-13 10:57:06,545 INFO L750 eck$LassoCheckResult]: Loop: 19#L890-2true assume !false; 91#L891true assume test_~splverifierCounter~0#1 < 4; 140#L892true test_~tmp~8#1 := test_#t~nondet48#1;havoc test_#t~nondet48#1; 103#L900true assume !(0 != test_~tmp~8#1); 125#L900-2true test_~tmp___0~2#1 := test_#t~nondet49#1;havoc test_#t~nondet49#1; 16#L910true assume !(0 != test_~tmp___0~2#1); 71#L910-2true test_~tmp___2~0#1 := test_#t~nondet50#1;havoc test_#t~nondet50#1; 145#L920true assume 0 != test_~tmp___2~0#1; 116#L926-2true assume { :begin_inline_timeShift } true; 135#L709true assume !(0 != ~pumpRunning~0); 8#L709-2true assume !(0 != ~systemActive~0); 137#L716-1true assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret27#1, __utac_acc__Specification2_spec__2_#t~ret28#1, __utac_acc__Specification2_spec__2_~tmp~3#1, __utac_acc__Specification2_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__2_~tmp~3#1;havoc __utac_acc__Specification2_spec__2_~tmp___0~0#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~4#1;havoc isMethaneLevelCritical_~retValue_acc~4#1;isMethaneLevelCritical_~retValue_acc~4#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~4#1; 87#isMethaneLevelCritical_returnLabel#2true __utac_acc__Specification2_spec__2_#t~ret27#1 := isMethaneLevelCritical_#res#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~3#1 := __utac_acc__Specification2_spec__2_#t~ret27#1;havoc __utac_acc__Specification2_spec__2_#t~ret27#1; 43#L436true assume !(0 != __utac_acc__Specification2_spec__2_~tmp~3#1);~methAndRunningLastTime~0 := 0; 27#L436-1true assume { :end_inline___utac_acc__Specification2_spec__2 } true; 78#timeShift_returnLabel#1true assume { :end_inline_timeShift } true; 19#L890-2true [2022-12-13 10:57:06,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 10:57:06,557 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 1 times [2022-12-13 10:57:06,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 10:57:06,564 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855078961] [2022-12-13 10:57:06,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 10:57:06,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 10:57:06,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 10:57:06,634 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 10:57:06,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 10:57:06,659 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 10:57:06,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 10:57:06,662 INFO L85 PathProgramCache]: Analyzing trace with hash -947890230, now seen corresponding path program 1 times [2022-12-13 10:57:06,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 10:57:06,662 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388265877] [2022-12-13 10:57:06,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 10:57:06,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 10:57:06,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 10:57:06,669 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 10:57:06,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 10:57:06,675 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 10:57:06,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 10:57:06,676 INFO L85 PathProgramCache]: Analyzing trace with hash -1110177613, now seen corresponding path program 1 times [2022-12-13 10:57:06,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 10:57:06,677 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379135102] [2022-12-13 10:57:06,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 10:57:06,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 10:57:06,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 10:57:06,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 10:57:06,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 10:57:06,823 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379135102] [2022-12-13 10:57:06,823 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379135102] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 10:57:06,823 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 10:57:06,823 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 10:57:06,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992211602] [2022-12-13 10:57:06,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 10:57:06,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 10:57:06,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 10:57:06,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-12-13 10:57:06,947 INFO L87 Difference]: Start difference. First operand has 154 states, 153 states have (on average 1.3594771241830066) internal successors, (208), 153 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 10:57:06,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 10:57:06,997 INFO L93 Difference]: Finished difference Result 151 states and 194 transitions. [2022-12-13 10:57:06,998 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 151 states and 194 transitions. [2022-12-13 10:57:07,001 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 94 [2022-12-13 10:57:07,004 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 151 states to 141 states and 184 transitions. [2022-12-13 10:57:07,005 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 141 [2022-12-13 10:57:07,006 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 141 [2022-12-13 10:57:07,006 INFO L73 IsDeterministic]: Start isDeterministic. Operand 141 states and 184 transitions. [2022-12-13 10:57:07,007 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 10:57:07,007 INFO L218 hiAutomatonCegarLoop]: Abstraction has 141 states and 184 transitions. [2022-12-13 10:57:07,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states and 184 transitions. [2022-12-13 10:57:07,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2022-12-13 10:57:07,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 141 states have (on average 1.3049645390070923) internal successors, (184), 140 states have internal predecessors, (184), 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) [2022-12-13 10:57:07,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 184 transitions. [2022-12-13 10:57:07,031 INFO L240 hiAutomatonCegarLoop]: Abstraction has 141 states and 184 transitions. [2022-12-13 10:57:07,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 10:57:07,035 INFO L428 stractBuchiCegarLoop]: Abstraction has 141 states and 184 transitions. [2022-12-13 10:57:07,035 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-12-13 10:57:07,035 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 141 states and 184 transitions. [2022-12-13 10:57:07,037 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 94 [2022-12-13 10:57:07,037 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 10:57:07,037 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 10:57:07,037 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 10:57:07,037 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 10:57:07,038 INFO L748 eck$LassoCheckResult]: Stem: 378#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~head~0.base, ~head~0.offset := 0, 0;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; 379#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret29#1, main_~retValue_acc~3#1, main_~tmp~4#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 368#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 369#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~8#1;havoc valid_product_~retValue_acc~8#1;valid_product_~retValue_acc~8#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~8#1; 447#valid_product_returnLabel#1 main_#t~ret29#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret29#1;havoc main_#t~ret29#1; 409#L549 assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true; 410#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0; 435#__utac_acc__Specification2_spec__1_returnLabel#1 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 351#L890-2 [2022-12-13 10:57:07,038 INFO L750 eck$LassoCheckResult]: Loop: 351#L890-2 assume !false; 352#L891 assume test_~splverifierCounter~0#1 < 4; 436#L892 test_~tmp~8#1 := test_#t~nondet48#1;havoc test_#t~nondet48#1; 446#L900 assume !(0 != test_~tmp~8#1); 403#L900-2 test_~tmp___0~2#1 := test_#t~nondet49#1;havoc test_#t~nondet49#1; 344#L910 assume !(0 != test_~tmp___0~2#1); 346#L910-2 test_~tmp___2~0#1 := test_#t~nondet50#1;havoc test_#t~nondet50#1; 423#L920 assume 0 != test_~tmp___2~0#1; 453#L926-2 assume { :begin_inline_timeShift } true; 458#L709 assume !(0 != ~pumpRunning~0); 329#L709-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret37#1, processEnvironment_~tmp~6#1;havoc processEnvironment_~tmp~6#1; 330#L767 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__lowWaterSensor } true;havoc processEnvironment__wrappee__lowWaterSensor_#t~ret36#1, processEnvironment__wrappee__lowWaterSensor_~tmp~5#1;havoc processEnvironment__wrappee__lowWaterSensor_~tmp~5#1; 441#L741-2 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true; 323#processEnvironment__wrappee__base_returnLabel#4 assume { :end_inline_processEnvironment__wrappee__base } true; 324#L741-3 assume { :end_inline_processEnvironment__wrappee__lowWaterSensor } true; 417#L767-1 assume { :end_inline_processEnvironment } true; 418#L716-1 assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret27#1, __utac_acc__Specification2_spec__2_#t~ret28#1, __utac_acc__Specification2_spec__2_~tmp~3#1, __utac_acc__Specification2_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__2_~tmp~3#1;havoc __utac_acc__Specification2_spec__2_~tmp___0~0#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~4#1;havoc isMethaneLevelCritical_~retValue_acc~4#1;isMethaneLevelCritical_~retValue_acc~4#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~4#1; 432#isMethaneLevelCritical_returnLabel#2 __utac_acc__Specification2_spec__2_#t~ret27#1 := isMethaneLevelCritical_#res#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~3#1 := __utac_acc__Specification2_spec__2_#t~ret27#1;havoc __utac_acc__Specification2_spec__2_#t~ret27#1; 390#L436 assume !(0 != __utac_acc__Specification2_spec__2_~tmp~3#1);~methAndRunningLastTime~0 := 0; 358#L436-1 assume { :end_inline___utac_acc__Specification2_spec__2 } true; 367#timeShift_returnLabel#1 assume { :end_inline_timeShift } true; 351#L890-2 [2022-12-13 10:57:07,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 10:57:07,038 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 2 times [2022-12-13 10:57:07,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 10:57:07,039 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364151865] [2022-12-13 10:57:07,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 10:57:07,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 10:57:07,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 10:57:07,046 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 10:57:07,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 10:57:07,053 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 10:57:07,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 10:57:07,053 INFO L85 PathProgramCache]: Analyzing trace with hash -571727994, now seen corresponding path program 1 times [2022-12-13 10:57:07,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 10:57:07,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345175737] [2022-12-13 10:57:07,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 10:57:07,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 10:57:07,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 10:57:07,058 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 10:57:07,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 10:57:07,062 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 10:57:07,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 10:57:07,063 INFO L85 PathProgramCache]: Analyzing trace with hash -973105091, now seen corresponding path program 1 times [2022-12-13 10:57:07,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 10:57:07,063 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843411226] [2022-12-13 10:57:07,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 10:57:07,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 10:57:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 10:57:07,071 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 10:57:07,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 10:57:07,080 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 10:57:07,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 10:57:07,765 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 10:57:07,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 10:57:07,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.12 10:57:07 BoogieIcfgContainer [2022-12-13 10:57:07,808 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-12-13 10:57:07,808 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 10:57:07,808 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 10:57:07,808 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 10:57:07,809 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 10:57:06" (3/4) ... [2022-12-13 10:57:07,811 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2022-12-13 10:57:07,844 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afeeeb7-baf9-42de-a1a0-7f1e0814db60/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 10:57:07,845 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 10:57:07,845 INFO L158 Benchmark]: Toolchain (without parser) took 2249.09ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 101.0MB in the beginning and 70.8MB in the end (delta: 30.3MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB. [2022-12-13 10:57:07,846 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 136.3MB. Free memory is still 107.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 10:57:07,846 INFO L158 Benchmark]: CACSL2BoogieTranslator took 343.02ms. Allocated memory is still 136.3MB. Free memory was 100.6MB in the beginning and 82.5MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-13 10:57:07,846 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.36ms. Allocated memory is still 136.3MB. Free memory was 82.5MB in the beginning and 79.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 10:57:07,847 INFO L158 Benchmark]: Boogie Preprocessor took 30.92ms. Allocated memory is still 136.3MB. Free memory was 79.2MB in the beginning and 77.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 10:57:07,847 INFO L158 Benchmark]: RCFGBuilder took 423.46ms. Allocated memory is still 136.3MB. Free memory was 77.1MB in the beginning and 55.3MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-13 10:57:07,848 INFO L158 Benchmark]: BuchiAutomizer took 1361.95ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 55.3MB in the beginning and 72.8MB in the end (delta: -17.5MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2022-12-13 10:57:07,848 INFO L158 Benchmark]: Witness Printer took 36.43ms. Allocated memory is still 163.6MB. Free memory was 72.8MB in the beginning and 70.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 10:57:07,850 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 136.3MB. Free memory is still 107.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 343.02ms. Allocated memory is still 136.3MB. Free memory was 100.6MB in the beginning and 82.5MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.36ms. Allocated memory is still 136.3MB. Free memory was 82.5MB in the beginning and 79.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.92ms. Allocated memory is still 136.3MB. Free memory was 79.2MB in the beginning and 77.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 423.46ms. Allocated memory is still 136.3MB. Free memory was 77.1MB in the beginning and 55.3MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * BuchiAutomizer took 1361.95ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 55.3MB in the beginning and 72.8MB in the end (delta: -17.5MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. * Witness Printer took 36.43ms. Allocated memory is still 163.6MB. Free memory was 72.8MB in the beginning and 70.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 6 locations. The remainder module has 141 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 572 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 572 mSDsluCounter, 193 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 189 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - LassoShapedNonTerminationArgument [Line: 890]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L219] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L419] int methAndRunningLastTime ; [L458] int cleanupTimeShifts = 4; [L567] int waterLevel = 1; [L568] int methaneLevelCritical = 0; [L702] int pumpRunning = 0; [L703] int systemActive = 1; VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L540] int retValue_acc ; [L541] int tmp ; [L545] FCALL select_helpers() [L546] FCALL select_features() [L547] CALL, EXPR valid_product() [L691] int retValue_acc ; [L694] retValue_acc = 1 [L695] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L547] RET, EXPR valid_product() [L547] tmp = valid_product() [L549] COND TRUE \read(tmp) [L551] FCALL setup() [L552] CALL runTest() [L530] CALL __utac_acc__Specification2_spec__1() [L424] methAndRunningLastTime = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L530] RET __utac_acc__Specification2_spec__1() [L531] CALL test() [L881] int splverifierCounter ; [L882] int tmp ; [L883] int tmp___0 ; [L884] int tmp___1 ; [L885] int tmp___2 ; [L888] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] Loop: [L890] COND TRUE 1 [L892] COND TRUE splverifierCounter < 4 [L898] tmp = __VERIFIER_nondet_int() [L900] COND FALSE !(\read(tmp)) [L908] tmp___0 = __VERIFIER_nondet_int() [L910] COND FALSE !(\read(tmp___0)) [L918] tmp___2 = __VERIFIER_nondet_int() [L920] COND TRUE \read(tmp___2) [L933] CALL timeShift() [L709] COND FALSE !(\read(pumpRunning)) [L716] COND TRUE \read(systemActive) [L718] CALL processEnvironment() [L764] int tmp ; [L767] COND FALSE !(\read(pumpRunning)) [L782] CALL processEnvironment__wrappee__lowWaterSensor() [L738] int tmp ; [L741] COND FALSE !(\read(pumpRunning)) [L756] FCALL processEnvironment__wrappee__base() [L782] RET processEnvironment__wrappee__lowWaterSensor() [L718] RET processEnvironment() [L724] CALL __utac_acc__Specification2_spec__2() [L429] int tmp ; [L430] int tmp___0 ; [L434] CALL, EXPR isMethaneLevelCritical() [L606] int retValue_acc ; [L609] retValue_acc = methaneLevelCritical [L610] return (retValue_acc); [L434] RET, EXPR isMethaneLevelCritical() [L434] tmp = isMethaneLevelCritical() [L436] COND FALSE !(\read(tmp)) [L452] methAndRunningLastTime = 0 [L724] RET __utac_acc__Specification2_spec__2() [L933] RET timeShift() End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 890]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L219] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L419] int methAndRunningLastTime ; [L458] int cleanupTimeShifts = 4; [L567] int waterLevel = 1; [L568] int methaneLevelCritical = 0; [L702] int pumpRunning = 0; [L703] int systemActive = 1; VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L540] int retValue_acc ; [L541] int tmp ; [L545] FCALL select_helpers() [L546] FCALL select_features() [L547] CALL, EXPR valid_product() [L691] int retValue_acc ; [L694] retValue_acc = 1 [L695] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L547] RET, EXPR valid_product() [L547] tmp = valid_product() [L549] COND TRUE \read(tmp) [L551] FCALL setup() [L552] CALL runTest() [L530] CALL __utac_acc__Specification2_spec__1() [L424] methAndRunningLastTime = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L530] RET __utac_acc__Specification2_spec__1() [L531] CALL test() [L881] int splverifierCounter ; [L882] int tmp ; [L883] int tmp___0 ; [L884] int tmp___1 ; [L885] int tmp___2 ; [L888] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] Loop: [L890] COND TRUE 1 [L892] COND TRUE splverifierCounter < 4 [L898] tmp = __VERIFIER_nondet_int() [L900] COND FALSE !(\read(tmp)) [L908] tmp___0 = __VERIFIER_nondet_int() [L910] COND FALSE !(\read(tmp___0)) [L918] tmp___2 = __VERIFIER_nondet_int() [L920] COND TRUE \read(tmp___2) [L933] CALL timeShift() [L709] COND FALSE !(\read(pumpRunning)) [L716] COND TRUE \read(systemActive) [L718] CALL processEnvironment() [L764] int tmp ; [L767] COND FALSE !(\read(pumpRunning)) [L782] CALL processEnvironment__wrappee__lowWaterSensor() [L738] int tmp ; [L741] COND FALSE !(\read(pumpRunning)) [L756] FCALL processEnvironment__wrappee__base() [L782] RET processEnvironment__wrappee__lowWaterSensor() [L718] RET processEnvironment() [L724] CALL __utac_acc__Specification2_spec__2() [L429] int tmp ; [L430] int tmp___0 ; [L434] CALL, EXPR isMethaneLevelCritical() [L606] int retValue_acc ; [L609] retValue_acc = methaneLevelCritical [L610] return (retValue_acc); [L434] RET, EXPR isMethaneLevelCritical() [L434] tmp = isMethaneLevelCritical() [L436] COND FALSE !(\read(tmp)) [L452] methAndRunningLastTime = 0 [L724] RET __utac_acc__Specification2_spec__2() [L933] RET timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2022-12-13 10:57:07,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1afeeeb7-baf9-42de-a1a0-7f1e0814db60/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM)