./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8 --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 d0919f37d9ec3b35ef959618459b2f9ff909696f753b572bc67b87ebda7b05b0 --- 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-e04fb08 [2022-11-16 10:53:54,742 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 10:53:54,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 10:53:54,789 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 10:53:54,790 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 10:53:54,795 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 10:53:54,798 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 10:53:54,801 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 10:53:54,803 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 10:53:54,808 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 10:53:54,810 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 10:53:54,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 10:53:54,813 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 10:53:54,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 10:53:54,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 10:53:54,819 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 10:53:54,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 10:53:54,822 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 10:53:54,824 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 10:53:54,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 10:53:54,833 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 10:53:54,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 10:53:54,837 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 10:53:54,838 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 10:53:54,847 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 10:53:54,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 10:53:54,848 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 10:53:54,850 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 10:53:54,850 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 10:53:54,851 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 10:53:54,852 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 10:53:54,853 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 10:53:54,855 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 10:53:54,858 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 10:53:54,859 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 10:53:54,859 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 10:53:54,860 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 10:53:54,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 10:53:54,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 10:53:54,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 10:53:54,862 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 10:53:54,863 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-16 10:53:54,906 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 10:53:54,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 10:53:54,907 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 10:53:54,908 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 10:53:54,909 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 10:53:54,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 10:53:54,910 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 10:53:54,910 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-16 10:53:54,910 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-16 10:53:54,910 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-16 10:53:54,911 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-16 10:53:54,912 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-16 10:53:54,912 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-16 10:53:54,912 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 10:53:54,913 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 10:53:54,913 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 10:53:54,913 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 10:53:54,913 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 10:53:54,914 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 10:53:54,914 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-16 10:53:54,914 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-16 10:53:54,914 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-16 10:53:54,915 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 10:53:54,915 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 10:53:54,915 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-16 10:53:54,915 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 10:53:54,915 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-16 10:53:54,916 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 10:53:54,916 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 10:53:54,916 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 10:53:54,917 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 10:53:54,918 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-16 10:53:54,918 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_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d0919f37d9ec3b35ef959618459b2f9ff909696f753b572bc67b87ebda7b05b0 [2022-11-16 10:53:55,240 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 10:53:55,273 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 10:53:55,276 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 10:53:55,278 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 10:53:55,279 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 10:53:55,280 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c [2022-11-16 10:53:55,355 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/data/0195a4a22/180cb839d2b94ce3a9ba453ba5cd4156/FLAGe949ca3de [2022-11-16 10:53:55,964 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 10:53:55,968 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c [2022-11-16 10:53:55,986 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/data/0195a4a22/180cb839d2b94ce3a9ba453ba5cd4156/FLAGe949ca3de [2022-11-16 10:53:56,252 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/data/0195a4a22/180cb839d2b94ce3a9ba453ba5cd4156 [2022-11-16 10:53:56,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 10:53:56,258 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 10:53:56,262 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 10:53:56,262 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 10:53:56,266 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 10:53:56,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:53:56" (1/1) ... [2022-11-16 10:53:56,269 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aaf3758 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:53:56, skipping insertion in model container [2022-11-16 10:53:56,269 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:53:56" (1/1) ... [2022-11-16 10:53:56,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 10:53:56,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 10:53:56,661 WARN L229 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_818b52ad-2b99-49d0-a5ae-fef53705dd46/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c[24198,24211] [2022-11-16 10:53:56,662 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 10:53:56,679 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 10:53:56,803 WARN L229 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_818b52ad-2b99-49d0-a5ae-fef53705dd46/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c[24198,24211] [2022-11-16 10:53:56,803 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 10:53:56,822 INFO L208 MainTranslator]: Completed translation [2022-11-16 10:53:56,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:53:56 WrapperNode [2022-11-16 10:53:56,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 10:53:56,828 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 10:53:56,828 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 10:53:56,828 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 10:53:56,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:53:56" (1/1) ... [2022-11-16 10:53:56,850 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:53:56" (1/1) ... [2022-11-16 10:53:56,935 INFO L138 Inliner]: procedures = 23, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 853 [2022-11-16 10:53:56,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 10:53:56,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 10:53:56,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 10:53:56,936 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 10:53:56,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:53:56" (1/1) ... [2022-11-16 10:53:56,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:53:56" (1/1) ... [2022-11-16 10:53:56,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:53:56" (1/1) ... [2022-11-16 10:53:56,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:53:56" (1/1) ... [2022-11-16 10:53:57,000 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:53:56" (1/1) ... [2022-11-16 10:53:57,010 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:53:56" (1/1) ... [2022-11-16 10:53:57,029 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:53:56" (1/1) ... [2022-11-16 10:53:57,032 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:53:56" (1/1) ... [2022-11-16 10:53:57,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 10:53:57,038 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 10:53:57,038 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 10:53:57,038 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 10:53:57,039 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:53:56" (1/1) ... [2022-11-16 10:53:57,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 10:53:57,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:53:57,072 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 10:53:57,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-16 10:53:57,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 10:53:57,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 10:53:57,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 10:53:57,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 10:53:57,323 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 10:53:57,325 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 10:53:58,338 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 10:53:58,348 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 10:53:58,349 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 10:53:58,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:53:58 BoogieIcfgContainer [2022-11-16 10:53:58,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 10:53:58,353 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-16 10:53:58,353 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-16 10:53:58,357 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-16 10:53:58,358 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 10:53:58,358 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 16.11 10:53:56" (1/3) ... [2022-11-16 10:53:58,359 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@623a8cef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 10:53:58, skipping insertion in model container [2022-11-16 10:53:58,359 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 10:53:58,360 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:53:56" (2/3) ... [2022-11-16 10:53:58,360 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@623a8cef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 10:53:58, skipping insertion in model container [2022-11-16 10:53:58,360 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 10:53:58,360 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:53:58" (3/3) ... [2022-11-16 10:53:58,362 INFO L332 chiAutomizerObserver]: Analyzing ICFG pals_floodmax.4.1.ufo.BOUNDED-8.pals.c [2022-11-16 10:53:58,441 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-16 10:53:58,442 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-16 10:53:58,442 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-16 10:53:58,442 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-16 10:53:58,442 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-16 10:53:58,442 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-16 10:53:58,442 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-16 10:53:58,443 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-16 10:53:58,448 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 267 states, 266 states have (on average 1.8233082706766917) internal successors, (485), 266 states have internal predecessors, (485), 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) [2022-11-16 10:53:58,507 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 83 [2022-11-16 10:53:58,507 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 10:53:58,507 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 10:53:58,517 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2022-11-16 10:53:58,518 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, 1] [2022-11-16 10:53:58,518 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-16 10:53:58,519 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 267 states, 266 states have (on average 1.8233082706766917) internal successors, (485), 266 states have internal predecessors, (485), 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) [2022-11-16 10:53:58,530 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 83 [2022-11-16 10:53:58,531 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 10:53:58,531 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 10:53:58,534 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2022-11-16 10:53:58,534 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, 1] [2022-11-16 10:53:58,543 INFO L748 eck$LassoCheckResult]: Stem: 258#ULTIMATE.startENTRYtrue 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(39, 2);call #Ultimate.allocInit(12, 3);~p41_old~0 := 0;~r2~0 := 0;~r3~0 := 0;~ep24~0 := 0;~r4~0 := 0;~ep23~0 := 0;~ep21~0 := 0;~p24_new~0 := 0;~p24_old~0 := 0;~p31_new~0 := 0;~p12~0 := 0;~p14~0 := 0;~p13~0 := 0;~p14_new~0 := 0;~p23_new~0 := 0;~p31_old~0 := 0;~p32_old~0 := 0;~p14_old~0 := 0;~p41_new~0 := 0;~p23_old~0 := 0;~p32_new~0 := 0;~p13_new~0 := 0;~ep14~0 := 0;~p43_new~0 := 0;~ep13~0 := 0;~ep12~0 := 0;~p43_old~0 := 0;~p13_old~0 := 0;~p42_new~0 := 0;~p21~0 := 0;~p23~0 := 0;~nl1~0 := 0;~p24~0 := 0;~nl3~0 := 0;~p42_old~0 := 0;~nl2~0 := 0;~p12_new~0 := 0;~nl4~0 := 0;~p12_old~0 := 0;~mode4~0 := 0;~mode3~0 := 0;~ep43~0 := 0;~ep42~0 := 0;~ep41~0 := 0;~p32~0 := 0;~p31~0 := 0;~p34~0 := 0;~mode2~0 := 0;~mode1~0 := 0;~nomsg~0 := -1;~ep34~0 := 0;~max4~0 := 0;~m1~0 := 0;~ep32~0 := 0;~m2~0 := 0;~ep31~0 := 0;~m3~0 := 0;~m4~0 := 0;~p41~0 := 0;~p43~0 := 0;~p42~0 := 0;~st2~0 := 0;~st1~0 := 0;~st4~0 := 0;~p34_old~0 := 0;~st3~0 := 0;~id2~0 := 0;~id1~0 := 0;~p34_new~0 := 0;~id4~0 := 0;~id3~0 := 0;~p21_new~0 := 0;~p21_old~0 := 0;~max3~0 := 0;~max2~0 := 0;~max1~0 := 0;~r1~0 := 0; 177#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~ret44#1, main_#t~ret45#1, main_#t~post46#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~ep12~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;~ep13~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;~ep14~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~ep21~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~ep23~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~ep24~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~ep31~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~ep32~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~ep34~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~ep41~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~ep42~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~ep43~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~r1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~st1~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~nl1~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~m1~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~max1~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode1~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~r2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~nl2~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~m2~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~max2~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode2~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~id3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~r3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~nl3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~m3~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~max3~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~mode3~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~id4~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~r4~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~st4~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~nl4~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~m4~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~max4~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~mode4~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~r121~0#1, init_~r131~0#1, init_~r141~0#1, init_~r211~0#1, init_~r231~0#1, init_~r241~0#1, init_~r311~0#1, init_~r321~0#1, init_~r341~0#1, init_~r411~0#1, init_~r421~0#1, init_~r431~0#1, init_~r122~0#1, init_~tmp~0#1, init_~r132~0#1, init_~tmp___0~0#1, init_~r142~0#1, init_~tmp___1~0#1, init_~r212~0#1, init_~tmp___2~0#1, init_~r232~0#1, init_~tmp___3~0#1, init_~r242~0#1, init_~tmp___4~0#1, init_~r312~0#1, init_~tmp___5~0#1, init_~r322~0#1, init_~tmp___6~0#1, init_~r342~0#1, init_~tmp___7~0#1, init_~r412~0#1, init_~tmp___8~0#1, init_~r422~0#1, init_~tmp___9~0#1, init_~r432~0#1, init_~tmp___10~0#1, init_~r123~0#1, init_~tmp___11~0#1, init_~r133~0#1, init_~tmp___12~0#1, init_~r143~0#1, init_~tmp___13~0#1, init_~r213~0#1, init_~tmp___14~0#1, init_~r233~0#1, init_~tmp___15~0#1, init_~r243~0#1, init_~tmp___16~0#1, init_~r313~0#1, init_~tmp___17~0#1, init_~r323~0#1, init_~tmp___18~0#1, init_~r343~0#1, init_~tmp___19~0#1, init_~r413~0#1, init_~tmp___20~0#1, init_~r423~0#1, init_~tmp___21~0#1, init_~r433~0#1, init_~tmp___22~0#1, init_~tmp___23~0#1;havoc init_~r121~0#1;havoc init_~r131~0#1;havoc init_~r141~0#1;havoc init_~r211~0#1;havoc init_~r231~0#1;havoc init_~r241~0#1;havoc init_~r311~0#1;havoc init_~r321~0#1;havoc init_~r341~0#1;havoc init_~r411~0#1;havoc init_~r421~0#1;havoc init_~r431~0#1;havoc init_~r122~0#1;havoc init_~tmp~0#1;havoc init_~r132~0#1;havoc init_~tmp___0~0#1;havoc init_~r142~0#1;havoc init_~tmp___1~0#1;havoc init_~r212~0#1;havoc init_~tmp___2~0#1;havoc init_~r232~0#1;havoc init_~tmp___3~0#1;havoc init_~r242~0#1;havoc init_~tmp___4~0#1;havoc init_~r312~0#1;havoc init_~tmp___5~0#1;havoc init_~r322~0#1;havoc init_~tmp___6~0#1;havoc init_~r342~0#1;havoc init_~tmp___7~0#1;havoc init_~r412~0#1;havoc init_~tmp___8~0#1;havoc init_~r422~0#1;havoc init_~tmp___9~0#1;havoc init_~r432~0#1;havoc init_~tmp___10~0#1;havoc init_~r123~0#1;havoc init_~tmp___11~0#1;havoc init_~r133~0#1;havoc init_~tmp___12~0#1;havoc init_~r143~0#1;havoc init_~tmp___13~0#1;havoc init_~r213~0#1;havoc init_~tmp___14~0#1;havoc init_~r233~0#1;havoc init_~tmp___15~0#1;havoc init_~r243~0#1;havoc init_~tmp___16~0#1;havoc init_~r313~0#1;havoc init_~tmp___17~0#1;havoc init_~r323~0#1;havoc init_~tmp___18~0#1;havoc init_~r343~0#1;havoc init_~tmp___19~0#1;havoc init_~r413~0#1;havoc init_~tmp___20~0#1;havoc init_~r423~0#1;havoc init_~tmp___21~0#1;havoc init_~r433~0#1;havoc init_~tmp___22~0#1;havoc init_~tmp___23~0#1;init_~r121~0#1 := ~ep12~0;init_~r131~0#1 := ~ep13~0;init_~r141~0#1 := ~ep14~0;init_~r211~0#1 := ~ep21~0;init_~r231~0#1 := ~ep23~0;init_~r241~0#1 := ~ep24~0;init_~r311~0#1 := ~ep31~0;init_~r321~0#1 := ~ep32~0;init_~r341~0#1 := ~ep34~0;init_~r411~0#1 := ~ep41~0;init_~r421~0#1 := ~ep42~0;init_~r431~0#1 := ~ep43~0; 155#L393true assume 0 != init_~r121~0#1 % 256;init_~tmp~0#1 := 1; 113#L404true init_~r122~0#1 := (if 0 == init_~tmp~0#1 then 0 else 1); 261#L414true assume 0 != init_~r131~0#1 % 256;init_~tmp___0~0#1 := 1; 245#L425true init_~r132~0#1 := (if 0 == init_~tmp___0~0#1 then 0 else 1); 231#L435true assume 0 != init_~r141~0#1 % 256;init_~tmp___1~0#1 := 1; 244#L446true init_~r142~0#1 := (if 0 == init_~tmp___1~0#1 then 0 else 1); 104#L456true assume 0 != init_~r211~0#1 % 256;init_~tmp___2~0#1 := 1; 132#L467true init_~r212~0#1 := (if 0 == init_~tmp___2~0#1 then 0 else 1); 169#L477true assume 0 != init_~r231~0#1 % 256;init_~tmp___3~0#1 := 1; 57#L488true init_~r232~0#1 := (if 0 == init_~tmp___3~0#1 then 0 else 1); 72#L498true assume 0 != init_~r241~0#1 % 256;init_~tmp___4~0#1 := 1; 41#L509true init_~r242~0#1 := (if 0 == init_~tmp___4~0#1 then 0 else 1); 217#L519true assume 0 != init_~r311~0#1 % 256;init_~tmp___5~0#1 := 1; 38#L530true init_~r312~0#1 := (if 0 == init_~tmp___5~0#1 then 0 else 1); 163#L540true assume 0 != init_~r321~0#1 % 256;init_~tmp___6~0#1 := 1; 170#L551true init_~r322~0#1 := (if 0 == init_~tmp___6~0#1 then 0 else 1); 59#L561true assume 0 != init_~r341~0#1 % 256;init_~tmp___7~0#1 := 1; 100#L572true init_~r342~0#1 := (if 0 == init_~tmp___7~0#1 then 0 else 1); 264#L582true assume 0 != init_~r411~0#1 % 256;init_~tmp___8~0#1 := 1; 64#L593true init_~r412~0#1 := (if 0 == init_~tmp___8~0#1 then 0 else 1); 257#L603true assume 0 != init_~r421~0#1 % 256;init_~tmp___9~0#1 := 1; 176#L614true init_~r422~0#1 := (if 0 == init_~tmp___9~0#1 then 0 else 1); 179#L624true assume 0 != init_~r431~0#1 % 256;init_~tmp___10~0#1 := 1; 20#L635true init_~r432~0#1 := (if 0 == init_~tmp___10~0#1 then 0 else 1); 139#L645true assume 0 != init_~r122~0#1 % 256;init_~tmp___11~0#1 := 1; 87#L656true init_~r123~0#1 := (if 0 == init_~tmp___11~0#1 then 0 else 1); 149#L666true assume 0 != init_~r132~0#1 % 256;init_~tmp___12~0#1 := 1; 5#L677true init_~r133~0#1 := (if 0 == init_~tmp___12~0#1 then 0 else 1); 48#L687true assume 0 != init_~r142~0#1 % 256;init_~tmp___13~0#1 := 1; 232#L698true init_~r143~0#1 := (if 0 == init_~tmp___13~0#1 then 0 else 1); 8#L708true assume 0 != init_~r212~0#1 % 256;init_~tmp___14~0#1 := 1; 205#L719true init_~r213~0#1 := (if 0 == init_~tmp___14~0#1 then 0 else 1); 175#L729true assume 0 != init_~r232~0#1 % 256;init_~tmp___15~0#1 := 1; 183#L740true init_~r233~0#1 := (if 0 == init_~tmp___15~0#1 then 0 else 1); 242#L750true assume 0 != init_~r242~0#1 % 256;init_~tmp___16~0#1 := 1; 84#L761true init_~r243~0#1 := (if 0 == init_~tmp___16~0#1 then 0 else 1); 235#L771true assume 0 != init_~r312~0#1 % 256;init_~tmp___17~0#1 := 1; 123#L782true init_~r313~0#1 := (if 0 == init_~tmp___17~0#1 then 0 else 1); 148#L792true assume 0 != init_~r322~0#1 % 256;init_~tmp___18~0#1 := 1; 17#L803true init_~r323~0#1 := (if 0 == init_~tmp___18~0#1 then 0 else 1); 39#L813true assume 0 != init_~r342~0#1 % 256;init_~tmp___19~0#1 := 1; 236#L824true init_~r343~0#1 := (if 0 == init_~tmp___19~0#1 then 0 else 1); 112#L834true assume 0 != init_~r412~0#1 % 256;init_~tmp___20~0#1 := 1; 116#L845true init_~r413~0#1 := (if 0 == init_~tmp___20~0#1 then 0 else 1); 9#L855true assume 0 != init_~r422~0#1 % 256;init_~tmp___21~0#1 := 1; 147#L866true init_~r423~0#1 := (if 0 == init_~tmp___21~0#1 then 0 else 1); 83#L876true assume 0 != init_~r432~0#1 % 256;init_~tmp___22~0#1 := 1; 126#L887true init_~r433~0#1 := (if 0 == init_~tmp___22~0#1 then 0 else 1); 146#L897true assume !(~id1~0 != ~id2~0);init_~tmp___23~0#1 := 0; 105#L897-1true init_#res#1 := init_~tmp___23~0#1; 118#L1018true main_#t~ret44#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret44#1;havoc main_#t~ret44#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 92#L21true assume !(0 == assume_abort_if_not_~cond#1); 152#L20true assume { :end_inline_assume_abort_if_not } true;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 250#L1155-2true [2022-11-16 10:53:58,544 INFO L750 eck$LassoCheckResult]: Loop: 250#L1155-2true assume !!(main_~i2~0#1 < 8);assume { :begin_inline_node1 } true; 107#L109true assume !(0 != ~mode1~0 % 256); 40#L141true assume !(~r1~0 < 3); 252#L141-1true ~mode1~0 := 1; 129#L109-2true assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true; 172#L162true assume !(0 != ~mode2~0 % 256); 233#L194true assume !(~r2~0 < 3); 3#L194-1true ~mode2~0 := 1; 51#L162-2true assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true; 137#L215true assume !(0 != ~mode3~0 % 256); 102#L247true assume !(~r3~0 < 3); 253#L247-1true ~mode3~0 := 1; 259#L215-2true assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true; 160#L268true assume !(0 != ~mode4~0 % 256); 203#L300true assume !(~r4~0 < 3); 42#L300-1true ~mode4~0 := 1; 239#L268-2true assume { :end_inline_node4 } true;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 212#L1026true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);check_~tmp~1#1 := 0; 15#L1026-1true check_#res#1 := check_~tmp~1#1; 45#L1078true main_#t~ret45#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret45#1;havoc main_#t~ret45#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 164#L1198true assume !(0 == assert_~arg#1 % 256); 209#L1193true assume { :end_inline_assert } true;main_#t~post46#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post46#1;havoc main_#t~post46#1; 250#L1155-2true [2022-11-16 10:53:58,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:53:58,550 INFO L85 PathProgramCache]: Analyzing trace with hash 1972521662, now seen corresponding path program 1 times [2022-11-16 10:53:58,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:53:58,561 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353531721] [2022-11-16 10:53:58,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:53:58,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:53:58,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:53:59,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:53:59,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:53:59,226 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353531721] [2022-11-16 10:53:59,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1353531721] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:53:59,227 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:53:59,227 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 10:53:59,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648765213] [2022-11-16 10:53:59,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:53:59,235 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 10:53:59,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:53:59,238 INFO L85 PathProgramCache]: Analyzing trace with hash 1222349169, now seen corresponding path program 1 times [2022-11-16 10:53:59,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:53:59,239 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901327953] [2022-11-16 10:53:59,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:53:59,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:53:59,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:53:59,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:53:59,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:53:59,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901327953] [2022-11-16 10:53:59,493 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901327953] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:53:59,493 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:53:59,493 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 10:53:59,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236657186] [2022-11-16 10:53:59,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:53:59,495 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-16 10:53:59,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:53:59,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 10:53:59,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 10:53:59,543 INFO L87 Difference]: Start difference. First operand has 267 states, 266 states have (on average 1.8233082706766917) internal successors, (485), 266 states have internal predecessors, (485), 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 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:53:59,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:53:59,694 INFO L93 Difference]: Finished difference Result 271 states and 485 transitions. [2022-11-16 10:53:59,695 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 271 states and 485 transitions. [2022-11-16 10:53:59,712 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 82 [2022-11-16 10:53:59,723 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 271 states to 262 states and 468 transitions. [2022-11-16 10:53:59,724 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 262 [2022-11-16 10:53:59,725 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 262 [2022-11-16 10:53:59,726 INFO L73 IsDeterministic]: Start isDeterministic. Operand 262 states and 468 transitions. [2022-11-16 10:53:59,728 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 10:53:59,728 INFO L218 hiAutomatonCegarLoop]: Abstraction has 262 states and 468 transitions. [2022-11-16 10:53:59,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states and 468 transitions. [2022-11-16 10:53:59,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 262. [2022-11-16 10:53:59,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 262 states, 262 states have (on average 1.786259541984733) internal successors, (468), 261 states have internal predecessors, (468), 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) [2022-11-16 10:53:59,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 468 transitions. [2022-11-16 10:53:59,788 INFO L240 hiAutomatonCegarLoop]: Abstraction has 262 states and 468 transitions. [2022-11-16 10:53:59,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 10:53:59,799 INFO L428 stractBuchiCegarLoop]: Abstraction has 262 states and 468 transitions. [2022-11-16 10:53:59,799 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-16 10:53:59,799 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 262 states and 468 transitions. [2022-11-16 10:53:59,801 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 82 [2022-11-16 10:53:59,801 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 10:53:59,802 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 10:53:59,804 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2022-11-16 10:53:59,804 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 10:53:59,804 INFO L748 eck$LassoCheckResult]: Stem: 817#ULTIMATE.startENTRY 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(39, 2);call #Ultimate.allocInit(12, 3);~p41_old~0 := 0;~r2~0 := 0;~r3~0 := 0;~ep24~0 := 0;~r4~0 := 0;~ep23~0 := 0;~ep21~0 := 0;~p24_new~0 := 0;~p24_old~0 := 0;~p31_new~0 := 0;~p12~0 := 0;~p14~0 := 0;~p13~0 := 0;~p14_new~0 := 0;~p23_new~0 := 0;~p31_old~0 := 0;~p32_old~0 := 0;~p14_old~0 := 0;~p41_new~0 := 0;~p23_old~0 := 0;~p32_new~0 := 0;~p13_new~0 := 0;~ep14~0 := 0;~p43_new~0 := 0;~ep13~0 := 0;~ep12~0 := 0;~p43_old~0 := 0;~p13_old~0 := 0;~p42_new~0 := 0;~p21~0 := 0;~p23~0 := 0;~nl1~0 := 0;~p24~0 := 0;~nl3~0 := 0;~p42_old~0 := 0;~nl2~0 := 0;~p12_new~0 := 0;~nl4~0 := 0;~p12_old~0 := 0;~mode4~0 := 0;~mode3~0 := 0;~ep43~0 := 0;~ep42~0 := 0;~ep41~0 := 0;~p32~0 := 0;~p31~0 := 0;~p34~0 := 0;~mode2~0 := 0;~mode1~0 := 0;~nomsg~0 := -1;~ep34~0 := 0;~max4~0 := 0;~m1~0 := 0;~ep32~0 := 0;~m2~0 := 0;~ep31~0 := 0;~m3~0 := 0;~m4~0 := 0;~p41~0 := 0;~p43~0 := 0;~p42~0 := 0;~st2~0 := 0;~st1~0 := 0;~st4~0 := 0;~p34_old~0 := 0;~st3~0 := 0;~id2~0 := 0;~id1~0 := 0;~p34_new~0 := 0;~id4~0 := 0;~id3~0 := 0;~p21_new~0 := 0;~p21_old~0 := 0;~max3~0 := 0;~max2~0 := 0;~max1~0 := 0;~r1~0 := 0; 790#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~ret44#1, main_#t~ret45#1, main_#t~post46#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~ep12~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;~ep13~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;~ep14~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~ep21~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~ep23~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~ep24~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~ep31~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~ep32~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~ep34~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~ep41~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~ep42~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~ep43~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~r1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~st1~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~nl1~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~m1~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~max1~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode1~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~r2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~nl2~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~m2~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~max2~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode2~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~id3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~r3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~nl3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~m3~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~max3~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~mode3~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~id4~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~r4~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~st4~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~nl4~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~m4~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~max4~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~mode4~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~r121~0#1, init_~r131~0#1, init_~r141~0#1, init_~r211~0#1, init_~r231~0#1, init_~r241~0#1, init_~r311~0#1, init_~r321~0#1, init_~r341~0#1, init_~r411~0#1, init_~r421~0#1, init_~r431~0#1, init_~r122~0#1, init_~tmp~0#1, init_~r132~0#1, init_~tmp___0~0#1, init_~r142~0#1, init_~tmp___1~0#1, init_~r212~0#1, init_~tmp___2~0#1, init_~r232~0#1, init_~tmp___3~0#1, init_~r242~0#1, init_~tmp___4~0#1, init_~r312~0#1, init_~tmp___5~0#1, init_~r322~0#1, init_~tmp___6~0#1, init_~r342~0#1, init_~tmp___7~0#1, init_~r412~0#1, init_~tmp___8~0#1, init_~r422~0#1, init_~tmp___9~0#1, init_~r432~0#1, init_~tmp___10~0#1, init_~r123~0#1, init_~tmp___11~0#1, init_~r133~0#1, init_~tmp___12~0#1, init_~r143~0#1, init_~tmp___13~0#1, init_~r213~0#1, init_~tmp___14~0#1, init_~r233~0#1, init_~tmp___15~0#1, init_~r243~0#1, init_~tmp___16~0#1, init_~r313~0#1, init_~tmp___17~0#1, init_~r323~0#1, init_~tmp___18~0#1, init_~r343~0#1, init_~tmp___19~0#1, init_~r413~0#1, init_~tmp___20~0#1, init_~r423~0#1, init_~tmp___21~0#1, init_~r433~0#1, init_~tmp___22~0#1, init_~tmp___23~0#1;havoc init_~r121~0#1;havoc init_~r131~0#1;havoc init_~r141~0#1;havoc init_~r211~0#1;havoc init_~r231~0#1;havoc init_~r241~0#1;havoc init_~r311~0#1;havoc init_~r321~0#1;havoc init_~r341~0#1;havoc init_~r411~0#1;havoc init_~r421~0#1;havoc init_~r431~0#1;havoc init_~r122~0#1;havoc init_~tmp~0#1;havoc init_~r132~0#1;havoc init_~tmp___0~0#1;havoc init_~r142~0#1;havoc init_~tmp___1~0#1;havoc init_~r212~0#1;havoc init_~tmp___2~0#1;havoc init_~r232~0#1;havoc init_~tmp___3~0#1;havoc init_~r242~0#1;havoc init_~tmp___4~0#1;havoc init_~r312~0#1;havoc init_~tmp___5~0#1;havoc init_~r322~0#1;havoc init_~tmp___6~0#1;havoc init_~r342~0#1;havoc init_~tmp___7~0#1;havoc init_~r412~0#1;havoc init_~tmp___8~0#1;havoc init_~r422~0#1;havoc init_~tmp___9~0#1;havoc init_~r432~0#1;havoc init_~tmp___10~0#1;havoc init_~r123~0#1;havoc init_~tmp___11~0#1;havoc init_~r133~0#1;havoc init_~tmp___12~0#1;havoc init_~r143~0#1;havoc init_~tmp___13~0#1;havoc init_~r213~0#1;havoc init_~tmp___14~0#1;havoc init_~r233~0#1;havoc init_~tmp___15~0#1;havoc init_~r243~0#1;havoc init_~tmp___16~0#1;havoc init_~r313~0#1;havoc init_~tmp___17~0#1;havoc init_~r323~0#1;havoc init_~tmp___18~0#1;havoc init_~r343~0#1;havoc init_~tmp___19~0#1;havoc init_~r413~0#1;havoc init_~tmp___20~0#1;havoc init_~r423~0#1;havoc init_~tmp___21~0#1;havoc init_~r433~0#1;havoc init_~tmp___22~0#1;havoc init_~tmp___23~0#1;init_~r121~0#1 := ~ep12~0;init_~r131~0#1 := ~ep13~0;init_~r141~0#1 := ~ep14~0;init_~r211~0#1 := ~ep21~0;init_~r231~0#1 := ~ep23~0;init_~r241~0#1 := ~ep24~0;init_~r311~0#1 := ~ep31~0;init_~r321~0#1 := ~ep32~0;init_~r341~0#1 := ~ep34~0;init_~r411~0#1 := ~ep41~0;init_~r421~0#1 := ~ep42~0;init_~r431~0#1 := ~ep43~0; 778#L393 assume 0 != init_~r121~0#1 % 256;init_~tmp~0#1 := 1; 692#L404 init_~r122~0#1 := (if 0 == init_~tmp~0#1 then 0 else 1); 751#L414 assume 0 != init_~r131~0#1 % 256;init_~tmp___0~0#1 := 1; 583#L425 init_~r132~0#1 := (if 0 == init_~tmp___0~0#1 then 0 else 1); 814#L435 assume 0 != init_~r141~0#1 % 256;init_~tmp___1~0#1 := 1; 635#L446 init_~r142~0#1 := (if 0 == init_~tmp___1~0#1 then 0 else 1); 738#L456 assume 0 != init_~r211~0#1 % 256;init_~tmp___2~0#1 := 1; 667#L467 init_~r212~0#1 := (if 0 == init_~tmp___2~0#1 then 0 else 1); 766#L477 assume 0 != init_~r231~0#1 % 256;init_~tmp___3~0#1 := 1; 673#L488 init_~r232~0#1 := (if 0 == init_~tmp___3~0#1 then 0 else 1); 674#L498 assume 0 != init_~r241~0#1 % 256;init_~tmp___4~0#1 := 1; 614#L509 init_~r242~0#1 := (if 0 == init_~tmp___4~0#1 then 0 else 1); 647#L519 assume 0 != init_~r311~0#1 % 256;init_~tmp___5~0#1 := 1; 640#L530 init_~r312~0#1 := (if 0 == init_~tmp___5~0#1 then 0 else 1); 641#L540 assume 0 != init_~r321~0#1 % 256;init_~tmp___6~0#1 := 1; 737#L551 init_~r322~0#1 := (if 0 == init_~tmp___6~0#1 then 0 else 1); 676#L561 assume 0 != init_~r341~0#1 % 256;init_~tmp___7~0#1 := 1; 658#L572 init_~r342~0#1 := (if 0 == init_~tmp___7~0#1 then 0 else 1); 733#L582 assume 0 != init_~r411~0#1 % 256;init_~tmp___8~0#1 := 1; 590#L593 init_~r412~0#1 := (if 0 == init_~tmp___8~0#1 then 0 else 1); 682#L603 assume 0 != init_~r421~0#1 % 256;init_~tmp___9~0#1 := 1; 620#L614 init_~r422~0#1 := (if 0 == init_~tmp___9~0#1 then 0 else 1); 789#L624 assume 0 != init_~r431~0#1 % 256;init_~tmp___10~0#1 := 1; 601#L635 init_~r432~0#1 := (if 0 == init_~tmp___10~0#1 then 0 else 1); 602#L645 assume 0 != init_~r122~0#1 % 256;init_~tmp___11~0#1 := 1; 623#L656 init_~r123~0#1 := (if 0 == init_~tmp___11~0#1 then 0 else 1); 718#L666 assume 0 != init_~r132~0#1 % 256;init_~tmp___12~0#1 := 1; 564#L677 init_~r133~0#1 := (if 0 == init_~tmp___12~0#1 then 0 else 1); 565#L687 assume 0 != init_~r142~0#1 % 256;init_~tmp___13~0#1 := 1; 629#L698 init_~r143~0#1 := (if 0 == init_~tmp___13~0#1 then 0 else 1); 571#L708 assume 0 != init_~r212~0#1 % 256;init_~tmp___14~0#1 := 1; 572#L719 init_~r213~0#1 := (if 0 == init_~tmp___14~0#1 then 0 else 1); 788#L729 assume 0 != init_~r232~0#1 % 256;init_~tmp___15~0#1 := 1; 558#L740 init_~r233~0#1 := (if 0 == init_~tmp___15~0#1 then 0 else 1); 793#L750 assume 0 != init_~r242~0#1 % 256;init_~tmp___16~0#1 := 1; 714#L761 init_~r243~0#1 := (if 0 == init_~tmp___16~0#1 then 0 else 1); 715#L771 assume 0 != init_~r312~0#1 % 256;init_~tmp___17~0#1 := 1; 684#L782 init_~r313~0#1 := (if 0 == init_~tmp___17~0#1 then 0 else 1); 758#L792 assume 0 != init_~r322~0#1 % 256;init_~tmp___18~0#1 := 1; 567#L803 init_~r323~0#1 := (if 0 == init_~tmp___18~0#1 then 0 else 1); 595#L813 assume 0 != init_~r342~0#1 % 256;init_~tmp___19~0#1 := 1; 642#L824 init_~r343~0#1 := (if 0 == init_~tmp___19~0#1 then 0 else 1); 750#L834 assume 0 != init_~r412~0#1 % 256;init_~tmp___20~0#1 := 1; 617#L845 init_~r413~0#1 := (if 0 == init_~tmp___20~0#1 then 0 else 1); 574#L855 assume 0 != init_~r422~0#1 % 256;init_~tmp___21~0#1 := 1; 575#L866 init_~r423~0#1 := (if 0 == init_~tmp___21~0#1 then 0 else 1); 713#L876 assume 0 != init_~r432~0#1 % 256;init_~tmp___22~0#1 := 1; 594#L887 init_~r433~0#1 := (if 0 == init_~tmp___22~0#1 then 0 else 1); 760#L897 assume !(~id1~0 != ~id2~0);init_~tmp___23~0#1 := 0; 587#L897-1 init_#res#1 := init_~tmp___23~0#1; 739#L1018 main_#t~ret44#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret44#1;havoc main_#t~ret44#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 725#L21 assume !(0 == assume_abort_if_not_~cond#1); 726#L20 assume { :end_inline_assume_abort_if_not } true;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 776#L1155-2 [2022-11-16 10:53:59,805 INFO L750 eck$LassoCheckResult]: Loop: 776#L1155-2 assume !!(main_~i2~0#1 < 8);assume { :begin_inline_node1 } true; 745#L109 assume !(0 != ~mode1~0 % 256); 644#L141 assume !(~r1~0 < 3); 646#L141-1 ~mode1~0 := 1; 762#L109-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true; 763#L162 assume !(0 != ~mode2~0 % 256); 787#L194 assume !(~r2~0 < 3); 559#L194-1 ~mode2~0 := 1; 560#L162-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true; 666#L215 assume !(0 != ~mode3~0 % 256); 735#L247 assume !(~r3~0 < 3); 611#L247-1 ~mode3~0 := 1; 785#L215-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true; 780#L268 assume !(0 != ~mode4~0 % 256); 781#L300 assume !(~r4~0 < 3); 648#L300-1 ~mode4~0 := 1; 649#L268-2 assume { :end_inline_node4 } true;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 803#L1026 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 599#L1027 assume ~st1~0 + ~nl1~0 <= 1; 600#L1028 assume ~st2~0 + ~nl2~0 <= 1; 765#L1029 assume ~st3~0 + ~nl3~0 <= 1; 805#L1030 assume ~st4~0 + ~nl4~0 <= 1; 705#L1031 assume ~r1~0 >= 3; 625#L1035 assume ~r1~0 < 3; 626#L1040 assume ~r1~0 >= 3; 631#L1045 assume ~r1~0 < 3;check_~tmp~1#1 := 1; 591#L1026-1 check_#res#1 := check_~tmp~1#1; 592#L1078 main_#t~ret45#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret45#1;havoc main_#t~ret45#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 656#L1198 assume !(0 == assert_~arg#1 % 256); 783#L1193 assume { :end_inline_assert } true;main_#t~post46#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post46#1;havoc main_#t~post46#1; 776#L1155-2 [2022-11-16 10:53:59,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:53:59,805 INFO L85 PathProgramCache]: Analyzing trace with hash 1972521662, now seen corresponding path program 2 times [2022-11-16 10:53:59,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:53:59,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935851099] [2022-11-16 10:53:59,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:53:59,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:53:59,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:54:00,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:54:00,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:54:00,006 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935851099] [2022-11-16 10:54:00,006 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1935851099] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:54:00,007 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:54:00,008 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 10:54:00,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301555071] [2022-11-16 10:54:00,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:54:00,011 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 10:54:00,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:54:00,012 INFO L85 PathProgramCache]: Analyzing trace with hash 844124480, now seen corresponding path program 1 times [2022-11-16 10:54:00,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:54:00,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825004230] [2022-11-16 10:54:00,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:54:00,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:54:00,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:54:00,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:54:00,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:54:00,086 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825004230] [2022-11-16 10:54:00,086 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825004230] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:54:00,087 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:54:00,087 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 10:54:00,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479572682] [2022-11-16 10:54:00,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:54:00,088 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-16 10:54:00,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:54:00,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 10:54:00,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 10:54:00,089 INFO L87 Difference]: Start difference. First operand 262 states and 468 transitions. cyclomatic complexity: 207 Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 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) [2022-11-16 10:54:00,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:54:00,153 INFO L93 Difference]: Finished difference Result 329 states and 575 transitions. [2022-11-16 10:54:00,153 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 329 states and 575 transitions. [2022-11-16 10:54:00,157 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 149 [2022-11-16 10:54:00,162 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 329 states to 329 states and 575 transitions. [2022-11-16 10:54:00,162 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 329 [2022-11-16 10:54:00,164 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 329 [2022-11-16 10:54:00,164 INFO L73 IsDeterministic]: Start isDeterministic. Operand 329 states and 575 transitions. [2022-11-16 10:54:00,170 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 10:54:00,171 INFO L218 hiAutomatonCegarLoop]: Abstraction has 329 states and 575 transitions. [2022-11-16 10:54:00,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states and 575 transitions. [2022-11-16 10:54:00,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 329. [2022-11-16 10:54:00,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 329 states have (on average 1.7477203647416413) internal successors, (575), 328 states have internal predecessors, (575), 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) [2022-11-16 10:54:00,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 575 transitions. [2022-11-16 10:54:00,218 INFO L240 hiAutomatonCegarLoop]: Abstraction has 329 states and 575 transitions. [2022-11-16 10:54:00,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 10:54:00,222 INFO L428 stractBuchiCegarLoop]: Abstraction has 329 states and 575 transitions. [2022-11-16 10:54:00,222 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-16 10:54:00,222 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 329 states and 575 transitions. [2022-11-16 10:54:00,224 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 149 [2022-11-16 10:54:00,224 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 10:54:00,225 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 10:54:00,232 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2022-11-16 10:54:00,232 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 10:54:00,233 INFO L748 eck$LassoCheckResult]: Stem: 1422#ULTIMATE.startENTRY 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(39, 2);call #Ultimate.allocInit(12, 3);~p41_old~0 := 0;~r2~0 := 0;~r3~0 := 0;~ep24~0 := 0;~r4~0 := 0;~ep23~0 := 0;~ep21~0 := 0;~p24_new~0 := 0;~p24_old~0 := 0;~p31_new~0 := 0;~p12~0 := 0;~p14~0 := 0;~p13~0 := 0;~p14_new~0 := 0;~p23_new~0 := 0;~p31_old~0 := 0;~p32_old~0 := 0;~p14_old~0 := 0;~p41_new~0 := 0;~p23_old~0 := 0;~p32_new~0 := 0;~p13_new~0 := 0;~ep14~0 := 0;~p43_new~0 := 0;~ep13~0 := 0;~ep12~0 := 0;~p43_old~0 := 0;~p13_old~0 := 0;~p42_new~0 := 0;~p21~0 := 0;~p23~0 := 0;~nl1~0 := 0;~p24~0 := 0;~nl3~0 := 0;~p42_old~0 := 0;~nl2~0 := 0;~p12_new~0 := 0;~nl4~0 := 0;~p12_old~0 := 0;~mode4~0 := 0;~mode3~0 := 0;~ep43~0 := 0;~ep42~0 := 0;~ep41~0 := 0;~p32~0 := 0;~p31~0 := 0;~p34~0 := 0;~mode2~0 := 0;~mode1~0 := 0;~nomsg~0 := -1;~ep34~0 := 0;~max4~0 := 0;~m1~0 := 0;~ep32~0 := 0;~m2~0 := 0;~ep31~0 := 0;~m3~0 := 0;~m4~0 := 0;~p41~0 := 0;~p43~0 := 0;~p42~0 := 0;~st2~0 := 0;~st1~0 := 0;~st4~0 := 0;~p34_old~0 := 0;~st3~0 := 0;~id2~0 := 0;~id1~0 := 0;~p34_new~0 := 0;~id4~0 := 0;~id3~0 := 0;~p21_new~0 := 0;~p21_old~0 := 0;~max3~0 := 0;~max2~0 := 0;~max1~0 := 0;~r1~0 := 0; 1389#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~ret44#1, main_#t~ret45#1, main_#t~post46#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~ep12~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;~ep13~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;~ep14~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~ep21~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~ep23~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~ep24~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~ep31~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~ep32~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~ep34~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~ep41~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~ep42~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~ep43~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~r1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~st1~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~nl1~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~m1~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~max1~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode1~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~r2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~nl2~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~m2~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~max2~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode2~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~id3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~r3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~nl3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~m3~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~max3~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~mode3~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~id4~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~r4~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~st4~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~nl4~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~m4~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~max4~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~mode4~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~r121~0#1, init_~r131~0#1, init_~r141~0#1, init_~r211~0#1, init_~r231~0#1, init_~r241~0#1, init_~r311~0#1, init_~r321~0#1, init_~r341~0#1, init_~r411~0#1, init_~r421~0#1, init_~r431~0#1, init_~r122~0#1, init_~tmp~0#1, init_~r132~0#1, init_~tmp___0~0#1, init_~r142~0#1, init_~tmp___1~0#1, init_~r212~0#1, init_~tmp___2~0#1, init_~r232~0#1, init_~tmp___3~0#1, init_~r242~0#1, init_~tmp___4~0#1, init_~r312~0#1, init_~tmp___5~0#1, init_~r322~0#1, init_~tmp___6~0#1, init_~r342~0#1, init_~tmp___7~0#1, init_~r412~0#1, init_~tmp___8~0#1, init_~r422~0#1, init_~tmp___9~0#1, init_~r432~0#1, init_~tmp___10~0#1, init_~r123~0#1, init_~tmp___11~0#1, init_~r133~0#1, init_~tmp___12~0#1, init_~r143~0#1, init_~tmp___13~0#1, init_~r213~0#1, init_~tmp___14~0#1, init_~r233~0#1, init_~tmp___15~0#1, init_~r243~0#1, init_~tmp___16~0#1, init_~r313~0#1, init_~tmp___17~0#1, init_~r323~0#1, init_~tmp___18~0#1, init_~r343~0#1, init_~tmp___19~0#1, init_~r413~0#1, init_~tmp___20~0#1, init_~r423~0#1, init_~tmp___21~0#1, init_~r433~0#1, init_~tmp___22~0#1, init_~tmp___23~0#1;havoc init_~r121~0#1;havoc init_~r131~0#1;havoc init_~r141~0#1;havoc init_~r211~0#1;havoc init_~r231~0#1;havoc init_~r241~0#1;havoc init_~r311~0#1;havoc init_~r321~0#1;havoc init_~r341~0#1;havoc init_~r411~0#1;havoc init_~r421~0#1;havoc init_~r431~0#1;havoc init_~r122~0#1;havoc init_~tmp~0#1;havoc init_~r132~0#1;havoc init_~tmp___0~0#1;havoc init_~r142~0#1;havoc init_~tmp___1~0#1;havoc init_~r212~0#1;havoc init_~tmp___2~0#1;havoc init_~r232~0#1;havoc init_~tmp___3~0#1;havoc init_~r242~0#1;havoc init_~tmp___4~0#1;havoc init_~r312~0#1;havoc init_~tmp___5~0#1;havoc init_~r322~0#1;havoc init_~tmp___6~0#1;havoc init_~r342~0#1;havoc init_~tmp___7~0#1;havoc init_~r412~0#1;havoc init_~tmp___8~0#1;havoc init_~r422~0#1;havoc init_~tmp___9~0#1;havoc init_~r432~0#1;havoc init_~tmp___10~0#1;havoc init_~r123~0#1;havoc init_~tmp___11~0#1;havoc init_~r133~0#1;havoc init_~tmp___12~0#1;havoc init_~r143~0#1;havoc init_~tmp___13~0#1;havoc init_~r213~0#1;havoc init_~tmp___14~0#1;havoc init_~r233~0#1;havoc init_~tmp___15~0#1;havoc init_~r243~0#1;havoc init_~tmp___16~0#1;havoc init_~r313~0#1;havoc init_~tmp___17~0#1;havoc init_~r323~0#1;havoc init_~tmp___18~0#1;havoc init_~r343~0#1;havoc init_~tmp___19~0#1;havoc init_~r413~0#1;havoc init_~tmp___20~0#1;havoc init_~r423~0#1;havoc init_~tmp___21~0#1;havoc init_~r433~0#1;havoc init_~tmp___22~0#1;havoc init_~tmp___23~0#1;init_~r121~0#1 := ~ep12~0;init_~r131~0#1 := ~ep13~0;init_~r141~0#1 := ~ep14~0;init_~r211~0#1 := ~ep21~0;init_~r231~0#1 := ~ep23~0;init_~r241~0#1 := ~ep24~0;init_~r311~0#1 := ~ep31~0;init_~r321~0#1 := ~ep32~0;init_~r341~0#1 := ~ep34~0;init_~r411~0#1 := ~ep41~0;init_~r421~0#1 := ~ep42~0;init_~r431~0#1 := ~ep43~0; 1377#L393 assume 0 != init_~r121~0#1 % 256;init_~tmp~0#1 := 1; 1291#L404 init_~r122~0#1 := (if 0 == init_~tmp~0#1 then 0 else 1); 1350#L414 assume 0 != init_~r131~0#1 % 256;init_~tmp___0~0#1 := 1; 1183#L425 init_~r132~0#1 := (if 0 == init_~tmp___0~0#1 then 0 else 1); 1418#L435 assume 0 != init_~r141~0#1 % 256;init_~tmp___1~0#1 := 1; 1234#L446 init_~r142~0#1 := (if 0 == init_~tmp___1~0#1 then 0 else 1); 1337#L456 assume 0 != init_~r211~0#1 % 256;init_~tmp___2~0#1 := 1; 1265#L467 init_~r212~0#1 := (if 0 == init_~tmp___2~0#1 then 0 else 1); 1365#L477 assume 0 != init_~r231~0#1 % 256;init_~tmp___3~0#1 := 1; 1271#L488 init_~r232~0#1 := (if 0 == init_~tmp___3~0#1 then 0 else 1); 1272#L498 assume 0 != init_~r241~0#1 % 256;init_~tmp___4~0#1 := 1; 1214#L509 init_~r242~0#1 := (if 0 == init_~tmp___4~0#1 then 0 else 1); 1247#L519 assume 0 != init_~r311~0#1 % 256;init_~tmp___5~0#1 := 1; 1239#L530 init_~r312~0#1 := (if 0 == init_~tmp___5~0#1 then 0 else 1); 1240#L540 assume 0 != init_~r321~0#1 % 256;init_~tmp___6~0#1 := 1; 1336#L551 init_~r322~0#1 := (if 0 == init_~tmp___6~0#1 then 0 else 1); 1275#L561 assume 0 != init_~r341~0#1 % 256;init_~tmp___7~0#1 := 1; 1256#L572 init_~r342~0#1 := (if 0 == init_~tmp___7~0#1 then 0 else 1); 1332#L582 assume 0 != init_~r411~0#1 % 256;init_~tmp___8~0#1 := 1; 1190#L593 init_~r412~0#1 := (if 0 == init_~tmp___8~0#1 then 0 else 1); 1281#L603 assume 0 != init_~r421~0#1 % 256;init_~tmp___9~0#1 := 1; 1220#L614 init_~r422~0#1 := (if 0 == init_~tmp___9~0#1 then 0 else 1); 1388#L624 assume 0 != init_~r431~0#1 % 256;init_~tmp___10~0#1 := 1; 1201#L635 init_~r432~0#1 := (if 0 == init_~tmp___10~0#1 then 0 else 1); 1202#L645 assume 0 != init_~r122~0#1 % 256;init_~tmp___11~0#1 := 1; 1223#L656 init_~r123~0#1 := (if 0 == init_~tmp___11~0#1 then 0 else 1); 1318#L666 assume 0 != init_~r132~0#1 % 256;init_~tmp___12~0#1 := 1; 1164#L677 init_~r133~0#1 := (if 0 == init_~tmp___12~0#1 then 0 else 1); 1165#L687 assume 0 != init_~r142~0#1 % 256;init_~tmp___13~0#1 := 1; 1228#L698 init_~r143~0#1 := (if 0 == init_~tmp___13~0#1 then 0 else 1); 1171#L708 assume 0 != init_~r212~0#1 % 256;init_~tmp___14~0#1 := 1; 1172#L719 init_~r213~0#1 := (if 0 == init_~tmp___14~0#1 then 0 else 1); 1387#L729 assume 0 != init_~r232~0#1 % 256;init_~tmp___15~0#1 := 1; 1158#L740 init_~r233~0#1 := (if 0 == init_~tmp___15~0#1 then 0 else 1); 1392#L750 assume 0 != init_~r242~0#1 % 256;init_~tmp___16~0#1 := 1; 1312#L761 init_~r243~0#1 := (if 0 == init_~tmp___16~0#1 then 0 else 1); 1313#L771 assume 0 != init_~r312~0#1 % 256;init_~tmp___17~0#1 := 1; 1283#L782 init_~r313~0#1 := (if 0 == init_~tmp___17~0#1 then 0 else 1); 1357#L792 assume 0 != init_~r322~0#1 % 256;init_~tmp___18~0#1 := 1; 1170#L803 init_~r323~0#1 := (if 0 == init_~tmp___18~0#1 then 0 else 1); 1198#L813 assume 0 != init_~r342~0#1 % 256;init_~tmp___19~0#1 := 1; 1241#L824 init_~r343~0#1 := (if 0 == init_~tmp___19~0#1 then 0 else 1); 1349#L834 assume 0 != init_~r412~0#1 % 256;init_~tmp___20~0#1 := 1; 1217#L845 init_~r413~0#1 := (if 0 == init_~tmp___20~0#1 then 0 else 1); 1174#L855 assume 0 != init_~r422~0#1 % 256;init_~tmp___21~0#1 := 1; 1175#L866 init_~r423~0#1 := (if 0 == init_~tmp___21~0#1 then 0 else 1); 1311#L876 assume 0 != init_~r432~0#1 % 256;init_~tmp___22~0#1 := 1; 1194#L887 init_~r433~0#1 := (if 0 == init_~tmp___22~0#1 then 0 else 1); 1359#L897 assume !(~id1~0 != ~id2~0);init_~tmp___23~0#1 := 0; 1187#L897-1 init_#res#1 := init_~tmp___23~0#1; 1338#L1018 main_#t~ret44#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret44#1;havoc main_#t~ret44#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1325#L21 assume !(0 == assume_abort_if_not_~cond#1); 1326#L20 assume { :end_inline_assume_abort_if_not } true;~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 1375#L1155-2 [2022-11-16 10:54:00,234 INFO L750 eck$LassoCheckResult]: Loop: 1375#L1155-2 assume !!(main_~i2~0#1 < 8);assume { :begin_inline_node1 } true; 1480#L109 assume 0 != ~mode1~0 % 256;~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); 1344#L111 assume !(0 != ~ep21~0 % 256); 1262#L111-1 assume !(0 != ~ep31~0 % 256); 1206#L118 assume !(0 != ~ep41~0 % 256); 1395#L125 assume !(3 == ~r1~0); 1415#L132 ~mode1~0 := 0; 1467#L109-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true; 1465#L162 assume !(0 != ~mode2~0 % 256); 1466#L194 assume !(~r2~0 < 3); 1454#L194-1 ~mode2~0 := 1; 1453#L162-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true; 1451#L215 assume !(0 != ~mode3~0 % 256); 1448#L247 assume !(~r3~0 < 3); 1444#L247-1 ~mode3~0 := 1; 1440#L215-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true; 1438#L268 assume !(0 != ~mode4~0 % 256); 1434#L300 assume !(~r4~0 < 3); 1432#L300-1 ~mode4~0 := 1; 1430#L268-2 assume { :end_inline_node4 } true;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 1429#L1026 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 1428#L1027 assume ~st1~0 + ~nl1~0 <= 1; 1427#L1028 assume ~st2~0 + ~nl2~0 <= 1; 1426#L1029 assume ~st3~0 + ~nl3~0 <= 1; 1425#L1030 assume ~st4~0 + ~nl4~0 <= 1; 1424#L1031 assume !(~r1~0 >= 3); 1398#L1034 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 1399#L1035 assume ~r1~0 < 3; 1423#L1040 assume !(~r1~0 >= 3); 1403#L1044 assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0 + ~nl4~0; 1404#L1045 assume ~r1~0 < 3;check_~tmp~1#1 := 1; 1484#L1026-1 check_#res#1 := check_~tmp~1#1; 1483#L1078 main_#t~ret45#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret45#1;havoc main_#t~ret45#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1482#L1198 assume !(0 == assert_~arg#1 % 256); 1481#L1193 assume { :end_inline_assert } true;main_#t~post46#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post46#1;havoc main_#t~post46#1; 1375#L1155-2 [2022-11-16 10:54:00,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:54:00,239 INFO L85 PathProgramCache]: Analyzing trace with hash 1972521662, now seen corresponding path program 3 times [2022-11-16 10:54:00,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:54:00,240 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738352703] [2022-11-16 10:54:00,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:54:00,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:54:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:54:00,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:54:00,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:54:00,450 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738352703] [2022-11-16 10:54:00,451 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1738352703] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:54:00,451 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:54:00,451 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 10:54:00,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926366243] [2022-11-16 10:54:00,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:54:00,452 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 10:54:00,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:54:00,452 INFO L85 PathProgramCache]: Analyzing trace with hash 1798800280, now seen corresponding path program 1 times [2022-11-16 10:54:00,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:54:00,453 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599331382] [2022-11-16 10:54:00,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:54:00,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:54:00,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 10:54:00,468 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 10:54:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 10:54:00,510 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 10:54:02,071 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 10:54:02,072 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 10:54:02,072 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 10:54:02,072 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 10:54:02,072 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-16 10:54:02,072 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 10:54:02,072 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 10:54:02,072 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 10:54:02,072 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_floodmax.4.1.ufo.BOUNDED-8.pals.c_Iteration3_Loop [2022-11-16 10:54:02,073 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 10:54:02,073 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 10:54:02,098 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:02,109 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:02,115 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:02,118 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:02,123 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:02,126 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:02,128 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:02,131 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:02,137 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:02,141 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:02,194 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:02,198 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:02,205 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:02,219 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:02,237 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:02,245 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:02,249 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:02,259 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:03,192 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 10:54:03,195 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-16 10:54:03,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 10:54:03,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:54:03,202 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 10:54:03,210 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 10:54:03,210 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 10:54:03,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-16 10:54:03,253 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 10:54:03,254 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret45#1=0} Honda state: {ULTIMATE.start_main_#t~ret45#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 10:54:03,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-16 10:54:03,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 10:54:03,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:54:03,265 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 10:54:03,270 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 10:54:03,270 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 10:54:03,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-16 10:54:03,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-11-16 10:54:03,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 10:54:03,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:54:03,322 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 10:54:03,333 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-16 10:54:03,333 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 10:54:03,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-16 10:54:03,540 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-16 10:54:03,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-16 10:54:03,543 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 10:54:03,544 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 10:54:03,544 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 10:54:03,544 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 10:54:03,544 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 10:54:03,544 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 10:54:03,544 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 10:54:03,544 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 10:54:03,544 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_floodmax.4.1.ufo.BOUNDED-8.pals.c_Iteration3_Loop [2022-11-16 10:54:03,544 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 10:54:03,544 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 10:54:03,548 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:03,557 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:03,563 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:03,623 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:03,626 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:03,633 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:03,636 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:03,638 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:03,642 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:03,648 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:03,651 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:03,653 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:03,659 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:03,673 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:03,702 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:03,710 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:03,714 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:03,721 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 10:54:04,849 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 10:54:04,855 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 10:54:04,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 10:54:04,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:54:04,859 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 10:54:04,868 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 10:54:04,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-16 10:54:04,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 10:54:04,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 10:54:04,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 10:54:04,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 10:54:04,886 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 10:54:04,888 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 10:54:04,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 10:54:04,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 10:54:04,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-16 10:54:04,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 10:54:04,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:54:04,910 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 10:54:04,920 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 10:54:04,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-16 10:54:04,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 10:54:04,935 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 10:54:04,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 10:54:04,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 10:54:04,935 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 10:54:04,937 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 10:54:04,937 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 10:54:04,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 10:54:04,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-16 10:54:04,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 10:54:04,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:54:04,965 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 10:54:04,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 10:54:04,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-16 10:54:04,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 10:54:04,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 10:54:04,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 10:54:04,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 10:54:04,994 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 10:54:05,006 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 10:54:05,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 10:54:05,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 10:54:05,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-16 10:54:05,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 10:54:05,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:54:05,033 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 10:54:05,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 10:54:05,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-16 10:54:05,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 10:54:05,058 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 10:54:05,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 10:54:05,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 10:54:05,058 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 10:54:05,060 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 10:54:05,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 10:54:05,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 10:54:05,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-16 10:54:05,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 10:54:05,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:54:05,087 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 10:54:05,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 10:54:05,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-16 10:54:05,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 10:54:05,110 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 10:54:05,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 10:54:05,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 10:54:05,110 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 10:54:05,112 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 10:54:05,112 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 10:54:05,122 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 10:54:05,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-16 10:54:05,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 10:54:05,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:54:05,133 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 10:54:05,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 10:54:05,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-16 10:54:05,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 10:54:05,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 10:54:05,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 10:54:05,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 10:54:05,155 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 10:54:05,155 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 10:54:05,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 10:54:05,164 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 10:54:05,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-16 10:54:05,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 10:54:05,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:54:05,175 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 10:54:05,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 10:54:05,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 10:54:05,201 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 10:54:05,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 10:54:05,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 10:54:05,202 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 10:54:05,203 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 10:54:05,203 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 10:54:05,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-16 10:54:05,212 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 10:54:05,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-16 10:54:05,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 10:54:05,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:54:05,223 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 10:54:05,232 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 10:54:05,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-16 10:54:05,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 10:54:05,247 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 10:54:05,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 10:54:05,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 10:54:05,247 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 10:54:05,248 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 10:54:05,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 10:54:05,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 10:54:05,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-16 10:54:05,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 10:54:05,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:54:05,285 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 10:54:05,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 10:54:05,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-16 10:54:05,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 10:54:05,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 10:54:05,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 10:54:05,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 10:54:05,304 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 10:54:05,306 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 10:54:05,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 10:54:05,315 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 10:54:05,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-16 10:54:05,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 10:54:05,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:54:05,326 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 10:54:05,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 10:54:05,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-16 10:54:05,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 10:54:05,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 10:54:05,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 10:54:05,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 10:54:05,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 10:54:05,352 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 10:54:05,352 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 10:54:05,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 10:54:05,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-16 10:54:05,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 10:54:05,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:54:05,372 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 10:54:05,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 10:54:05,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-16 10:54:05,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 10:54:05,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 10:54:05,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 10:54:05,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 10:54:05,395 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 10:54:05,396 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 10:54:05,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 10:54:05,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 10:54:05,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-16 10:54:05,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 10:54:05,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:54:05,416 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 10:54:05,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 10:54:05,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-16 10:54:05,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 10:54:05,438 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 10:54:05,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 10:54:05,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 10:54:05,439 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 10:54:05,440 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 10:54:05,440 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 10:54:05,455 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-16 10:54:05,496 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-16 10:54:05,496 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-16 10:54:05,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 10:54:05,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:54:05,511 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 10:54:05,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-16 10:54:05,517 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-16 10:54:05,518 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-16 10:54:05,518 INFO L513 LassoAnalysis]: Proved termination. [2022-11-16 10:54:05,519 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i2~0#1) = -2*ULTIMATE.start_main_~i2~0#1 + 15 Supporting invariants [] [2022-11-16 10:54:05,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-16 10:54:05,529 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-16 10:54:05,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:54:05,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:54:05,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 10:54:05,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 10:54:05,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:54:05,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 10:54:05,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 10:54:06,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:54:06,034 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-16 10:54:06,035 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 329 states and 575 transitions. cyclomatic complexity: 247 Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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) [2022-11-16 10:54:06,158 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 329 states and 575 transitions. cyclomatic complexity: 247. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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) Result 477 states and 820 transitions. Complement of second has 4 states. [2022-11-16 10:54:06,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-16 10:54:06,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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) [2022-11-16 10:54:06,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 468 transitions. [2022-11-16 10:54:06,164 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 468 transitions. Stem has 55 letters. Loop has 35 letters. [2022-11-16 10:54:06,166 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 10:54:06,167 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 468 transitions. Stem has 90 letters. Loop has 35 letters. [2022-11-16 10:54:06,171 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 10:54:06,172 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 468 transitions. Stem has 55 letters. Loop has 70 letters. [2022-11-16 10:54:06,174 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 10:54:06,174 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 477 states and 820 transitions. [2022-11-16 10:54:06,179 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 10:54:06,179 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 477 states to 0 states and 0 transitions. [2022-11-16 10:54:06,179 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-16 10:54:06,179 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-16 10:54:06,180 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-16 10:54:06,180 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 10:54:06,180 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 10:54:06,180 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 10:54:06,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:54:06,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 10:54:06,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 10:54:06,181 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 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) [2022-11-16 10:54:06,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:54:06,181 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-11-16 10:54:06,182 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2022-11-16 10:54:06,182 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 10:54:06,182 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2022-11-16 10:54:06,182 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-16 10:54:06,182 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-16 10:54:06,182 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-16 10:54:06,182 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 10:54:06,182 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 10:54:06,183 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 10:54:06,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-16 10:54:06,183 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 10:54:06,184 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-16 10:54:06,184 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-16 10:54:06,184 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 10:54:06,184 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-16 10:54:06,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 16.11 10:54:06 BoogieIcfgContainer [2022-11-16 10:54:06,193 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-16 10:54:06,194 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 10:54:06,194 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 10:54:06,194 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 10:54:06,195 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:53:58" (3/4) ... [2022-11-16 10:54:06,199 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 10:54:06,199 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 10:54:06,200 INFO L158 Benchmark]: Toolchain (without parser) took 9941.00ms. Allocated memory was 107.0MB in the beginning and 190.8MB in the end (delta: 83.9MB). Free memory was 72.1MB in the beginning and 57.7MB in the end (delta: 14.4MB). Peak memory consumption was 97.7MB. Max. memory is 16.1GB. [2022-11-16 10:54:06,200 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 107.0MB. Free memory is still 58.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 10:54:06,201 INFO L158 Benchmark]: CACSL2BoogieTranslator took 560.88ms. Allocated memory is still 107.0MB. Free memory was 71.9MB in the beginning and 69.8MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 10:54:06,201 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.48ms. Allocated memory is still 107.0MB. Free memory was 69.5MB in the beginning and 65.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 10:54:06,202 INFO L158 Benchmark]: Boogie Preprocessor took 101.56ms. Allocated memory is still 107.0MB. Free memory was 65.2MB in the beginning and 61.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 10:54:06,202 INFO L158 Benchmark]: RCFGBuilder took 1313.85ms. Allocated memory was 107.0MB in the beginning and 134.2MB in the end (delta: 27.3MB). Free memory was 61.0MB in the beginning and 66.1MB in the end (delta: -5.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-16 10:54:06,203 INFO L158 Benchmark]: BuchiAutomizer took 7840.83ms. Allocated memory was 134.2MB in the beginning and 190.8MB in the end (delta: 56.6MB). Free memory was 66.1MB in the beginning and 58.8MB in the end (delta: 7.3MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. [2022-11-16 10:54:06,203 INFO L158 Benchmark]: Witness Printer took 4.83ms. Allocated memory is still 190.8MB. Free memory was 58.8MB in the beginning and 57.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 10:54:06,206 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 107.0MB. Free memory is still 58.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 560.88ms. Allocated memory is still 107.0MB. Free memory was 71.9MB in the beginning and 69.8MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.48ms. Allocated memory is still 107.0MB. Free memory was 69.5MB in the beginning and 65.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.56ms. Allocated memory is still 107.0MB. Free memory was 65.2MB in the beginning and 61.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1313.85ms. Allocated memory was 107.0MB in the beginning and 134.2MB in the end (delta: 27.3MB). Free memory was 61.0MB in the beginning and 66.1MB in the end (delta: -5.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 7840.83ms. Allocated memory was 134.2MB in the beginning and 190.8MB in the end (delta: 56.6MB). Free memory was 66.1MB in the beginning and 58.8MB in the end (delta: 7.3MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. * Witness Printer took 4.83ms. Allocated memory is still 190.8MB. Free memory was 58.8MB in the beginning and 57.7MB in the end (delta: 1.1MB). 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 4 terminating modules (3 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 15 + -2 * i2 and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.7s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 6.5s. Construction of modules took 0.0s. Büchi inclusion checks took 1.0s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 0.1s AutomataMinimizationTime, 2 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 [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 698 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 697 mSDsluCounter, 3421 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2009 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 35 IncrementalHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 1412 mSDtfsCounter, 35 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI2 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital220 mio100 ax100 hnf100 lsp33 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq229 hnf85 smp100 dnf100 smp100 tf101 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 43ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-16 10:54:06,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-16 10:54:06,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_818b52ad-2b99-49d0-a5ae-fef53705dd46/bin/uautomizer-tPACEb0tL8/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 Result: TRUE