./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6267d36e2eda753e26c9c989bedb16747ddf010783b33bee2d0cb2d2001d5ce --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 19:08:46,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 19:08:46,306 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 19:08:46,320 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 19:08:46,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 19:08:46,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 19:08:46,322 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 19:08:46,323 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 19:08:46,324 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 19:08:46,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 19:08:46,325 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 19:08:46,326 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 19:08:46,331 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 19:08:46,333 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 19:08:46,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 19:08:46,336 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 19:08:46,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 19:08:46,338 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 19:08:46,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 19:08:46,340 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 19:08:46,341 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 19:08:46,341 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 19:08:46,342 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 19:08:46,343 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 19:08:46,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 19:08:46,352 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 19:08:46,352 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 19:08:46,353 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 19:08:46,353 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 19:08:46,353 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 19:08:46,354 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 19:08:46,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 19:08:46,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 19:08:46,355 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 19:08:46,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 19:08:46,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 19:08:46,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 19:08:46,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 19:08:46,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 19:08:46,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 19:08:46,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 19:08:46,358 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-12-13 19:08:46,385 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 19:08:46,385 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 19:08:46,385 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 19:08:46,385 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 19:08:46,386 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 19:08:46,386 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 19:08:46,386 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 19:08:46,386 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-12-13 19:08:46,386 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-12-13 19:08:46,387 INFO L138 SettingsManager]: * Use old map elimination=false [2022-12-13 19:08:46,387 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-12-13 19:08:46,387 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-12-13 19:08:46,387 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-12-13 19:08:46,387 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 19:08:46,387 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 19:08:46,387 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 19:08:46,387 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 19:08:46,387 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 19:08:46,387 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 19:08:46,388 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-12-13 19:08:46,388 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-12-13 19:08:46,388 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-12-13 19:08:46,388 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 19:08:46,388 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 19:08:46,388 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-12-13 19:08:46,388 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 19:08:46,388 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-12-13 19:08:46,388 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 19:08:46,388 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 19:08:46,389 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 19:08:46,389 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 19:08:46,389 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-12-13 19:08:46,389 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_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6267d36e2eda753e26c9c989bedb16747ddf010783b33bee2d0cb2d2001d5ce [2022-12-13 19:08:46,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 19:08:46,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 19:08:46,564 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 19:08:46,565 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 19:08:46,565 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 19:08:46,566 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c [2022-12-13 19:08:49,141 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 19:08:49,287 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 19:08:49,287 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c [2022-12-13 19:08:49,296 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/data/17f7bb3ba/1ccbed236b3640c8b6a377340503c07c/FLAG40e57f370 [2022-12-13 19:08:49,310 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/data/17f7bb3ba/1ccbed236b3640c8b6a377340503c07c [2022-12-13 19:08:49,312 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 19:08:49,313 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 19:08:49,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 19:08:49,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 19:08:49,318 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 19:08:49,318 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:08:49" (1/1) ... [2022-12-13 19:08:49,319 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ff4ce3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:08:49, skipping insertion in model container [2022-12-13 19:08:49,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:08:49" (1/1) ... [2022-12-13 19:08:49,324 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 19:08:49,347 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 19:08:49,530 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c[12747,12760] [2022-12-13 19:08:49,530 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:08:49,543 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 19:08:49,594 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c[12747,12760] [2022-12-13 19:08:49,594 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:08:49,609 INFO L208 MainTranslator]: Completed translation [2022-12-13 19:08:49,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:08:49 WrapperNode [2022-12-13 19:08:49,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 19:08:49,611 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 19:08:49,611 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 19:08:49,611 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 19:08:49,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:08:49" (1/1) ... [2022-12-13 19:08:49,627 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:08:49" (1/1) ... [2022-12-13 19:08:49,656 INFO L138 Inliner]: procedures = 21, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 421 [2022-12-13 19:08:49,656 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 19:08:49,657 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 19:08:49,657 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 19:08:49,657 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 19:08:49,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:08:49" (1/1) ... [2022-12-13 19:08:49,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:08:49" (1/1) ... [2022-12-13 19:08:49,669 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:08:49" (1/1) ... [2022-12-13 19:08:49,669 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:08:49" (1/1) ... [2022-12-13 19:08:49,677 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:08:49" (1/1) ... [2022-12-13 19:08:49,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:08:49" (1/1) ... [2022-12-13 19:08:49,685 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:08:49" (1/1) ... [2022-12-13 19:08:49,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:08:49" (1/1) ... [2022-12-13 19:08:49,691 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 19:08:49,691 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 19:08:49,692 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 19:08:49,692 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 19:08:49,692 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:08:49" (1/1) ... [2022-12-13 19:08:49,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:08:49,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:08:49,721 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:08:49,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-12-13 19:08:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 19:08:49,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 19:08:49,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 19:08:49,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 19:08:49,839 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 19:08:49,841 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 19:08:50,204 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 19:08:50,211 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 19:08:50,212 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 19:08:50,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:08:50 BoogieIcfgContainer [2022-12-13 19:08:50,214 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 19:08:50,215 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-12-13 19:08:50,215 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-12-13 19:08:50,218 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-12-13 19:08:50,218 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 19:08:50,218 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.12 07:08:49" (1/3) ... [2022-12-13 19:08:50,219 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7603569 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 07:08:50, skipping insertion in model container [2022-12-13 19:08:50,219 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 19:08:50,219 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:08:49" (2/3) ... [2022-12-13 19:08:50,220 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7603569 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 07:08:50, skipping insertion in model container [2022-12-13 19:08:50,220 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 19:08:50,220 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:08:50" (3/3) ... [2022-12-13 19:08:50,221 INFO L332 chiAutomizerObserver]: Analyzing ICFG pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c [2022-12-13 19:08:50,268 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-12-13 19:08:50,268 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-12-13 19:08:50,268 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-12-13 19:08:50,269 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-12-13 19:08:50,269 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-12-13 19:08:50,269 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-12-13 19:08:50,269 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-12-13 19:08:50,269 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-12-13 19:08:50,272 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 124 states, 123 states have (on average 1.7642276422764227) internal successors, (217), 123 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:08:50,290 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 66 [2022-12-13 19:08:50,290 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:08:50,290 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:08:50,296 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] [2022-12-13 19:08:50,296 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:08:50,296 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-12-13 19:08:50,297 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 124 states, 123 states have (on average 1.7642276422764227) internal successors, (217), 123 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:08:50,301 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 66 [2022-12-13 19:08:50,301 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:08:50,301 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:08:50,302 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] [2022-12-13 19:08:50,303 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:08:50,309 INFO L748 eck$LassoCheckResult]: Stem: 27#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(43, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0; 40#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~ret34#1, main_#t~ret35#1, main_#t~post36#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;~ep21~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~ep23~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~ep31~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~ep32~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~nl1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~m1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~max1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~newmax1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~r2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st2~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~nl2~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~m2~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~max2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~newmax2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id3~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~r3~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st3~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~nl3~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~m3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~max3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~mode3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~newmax3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~r121~0#1, init_~r131~0#1, init_~r211~0#1, init_~r231~0#1, init_~r311~0#1, init_~r321~0#1, init_~r122~0#1, init_~tmp~0#1, init_~r132~0#1, init_~tmp___0~0#1, init_~r212~0#1, init_~tmp___1~0#1, init_~r232~0#1, init_~tmp___2~0#1, init_~r312~0#1, init_~tmp___3~0#1, init_~r322~0#1, init_~tmp___4~0#1, init_~tmp___5~0#1;havoc init_~r121~0#1;havoc init_~r131~0#1;havoc init_~r211~0#1;havoc init_~r231~0#1;havoc init_~r311~0#1;havoc init_~r321~0#1;havoc init_~r122~0#1;havoc init_~tmp~0#1;havoc init_~r132~0#1;havoc init_~tmp___0~0#1;havoc init_~r212~0#1;havoc init_~tmp___1~0#1;havoc init_~r232~0#1;havoc init_~tmp___2~0#1;havoc init_~r312~0#1;havoc init_~tmp___3~0#1;havoc init_~r322~0#1;havoc init_~tmp___4~0#1;havoc init_~tmp___5~0#1;init_~r121~0#1 := ~ep12~0;init_~r131~0#1 := ~ep13~0;init_~r211~0#1 := ~ep21~0;init_~r231~0#1 := ~ep23~0;init_~r311~0#1 := ~ep31~0;init_~r321~0#1 := ~ep32~0; 16#L255true assume 0 != init_~r121~0#1 % 256;init_~tmp~0#1 := 1; 8#L258-1true init_~r122~0#1 := (if 0 == init_~tmp~0#1 then 0 else 1); 19#L268true assume 0 != init_~r131~0#1 % 256;init_~tmp___0~0#1 := 1; 22#L271-1true init_~r132~0#1 := (if 0 == init_~tmp___0~0#1 then 0 else 1); 10#L281true assume 0 != init_~r211~0#1 % 256;init_~tmp___1~0#1 := 1; 45#L284-1true init_~r212~0#1 := (if 0 == init_~tmp___1~0#1 then 0 else 1); 110#L294true assume 0 != init_~r231~0#1 % 256;init_~tmp___2~0#1 := 1; 31#L297-1true init_~r232~0#1 := (if 0 == init_~tmp___2~0#1 then 0 else 1); 69#L307true assume 0 != init_~r311~0#1 % 256;init_~tmp___3~0#1 := 1; 70#L310-1true init_~r312~0#1 := (if 0 == init_~tmp___3~0#1 then 0 else 1); 73#L320true assume 0 != init_~r321~0#1 % 256;init_~tmp___4~0#1 := 1; 82#L323-1true init_~r322~0#1 := (if 0 == init_~tmp___4~0#1 then 0 else 1); 59#L333true assume !(~id1~0 != ~id2~0);init_~tmp___5~0#1 := 0; 106#L333-1true init_#res#1 := init_~tmp___5~0#1; 80#init_returnLabel#1true main_#t~ret34#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret34#1;havoc main_#t~ret34#1; 86#L527true assume !(0 == main_~i2~0#1); 111#L527-2true ~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 15#L541-2true [2022-12-13 19:08:50,309 INFO L750 eck$LassoCheckResult]: Loop: 15#L541-2true assume !!(main_~i2~0#1 < 6);assume { :begin_inline_node1 } true;havoc node1_~newmax~0#1;havoc node1_~newmax~0#1;node1_~newmax~0#1 := 0; 50#L79true assume !(0 != ~mode1~0 % 256); 120#L107true assume !(~r1~0 < 2); 116#L107-1true ~mode1~0 := 1; 37#L79-2true assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_~newmax~1#1;havoc node2_~newmax~1#1;node2_~newmax~1#1 := 0; 55#L130true assume !(0 != ~mode2~0 % 256); 12#L158true assume !(~r2~0 < 2); 84#L158-1true ~mode2~0 := 1; 52#L130-2true assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_~newmax~2#1;havoc node3_~newmax~2#1;node3_~newmax~2#1 := 0; 89#L181true assume !(0 != ~mode3~0 % 256); 105#L209true assume !(~r3~0 < 2); 125#L209-1true ~mode3~0 := 1; 44#L181-2true assume { :end_inline_node3 } true;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_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;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 87#L438true assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);check_~tmp~1#1 := 0; 41#L438-1true check_#res#1 := check_~tmp~1#1; 17#check_returnLabel#1true main_#t~ret35#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret35#1;havoc main_#t~ret35#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; 118#L571true assume !(0 == assert_~arg#1 % 256); 107#L566true assume { :end_inline_assert } true;main_#t~post36#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post36#1;havoc main_#t~post36#1; 15#L541-2true [2022-12-13 19:08:50,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:08:50,314 INFO L85 PathProgramCache]: Analyzing trace with hash 1710390244, now seen corresponding path program 1 times [2022-12-13 19:08:50,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:08:50,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693528302] [2022-12-13 19:08:50,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:08:50,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:08:50,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:08:50,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:08:50,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:08:50,566 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693528302] [2022-12-13 19:08:50,567 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [693528302] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:08:50,567 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:08:50,567 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 19:08:50,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553469382] [2022-12-13 19:08:50,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:08:50,573 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 19:08:50,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:08:50,574 INFO L85 PathProgramCache]: Analyzing trace with hash 842436530, now seen corresponding path program 1 times [2022-12-13 19:08:50,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:08:50,575 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619262636] [2022-12-13 19:08:50,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:08:50,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:08:50,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:08:50,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:08:50,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:08:50,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619262636] [2022-12-13 19:08:50,745 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619262636] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:08:50,745 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:08:50,745 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 19:08:50,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917504855] [2022-12-13 19:08:50,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:08:50,746 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 19:08:50,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:08:50,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 19:08:50,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 19:08:50,781 INFO L87 Difference]: Start difference. First operand has 124 states, 123 states have (on average 1.7642276422764227) internal successors, (217), 123 states have internal predecessors, (217), 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 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:08:50,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:08:50,852 INFO L93 Difference]: Finished difference Result 128 states and 217 transitions. [2022-12-13 19:08:50,853 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 128 states and 217 transitions. [2022-12-13 19:08:50,857 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 65 [2022-12-13 19:08:50,861 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 128 states to 119 states and 201 transitions. [2022-12-13 19:08:50,862 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 119 [2022-12-13 19:08:50,863 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 119 [2022-12-13 19:08:50,863 INFO L73 IsDeterministic]: Start isDeterministic. Operand 119 states and 201 transitions. [2022-12-13 19:08:50,864 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:08:50,864 INFO L218 hiAutomatonCegarLoop]: Abstraction has 119 states and 201 transitions. [2022-12-13 19:08:50,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states and 201 transitions. [2022-12-13 19:08:50,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2022-12-13 19:08:50,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 119 states have (on average 1.6890756302521008) internal successors, (201), 118 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:08:50,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 201 transitions. [2022-12-13 19:08:50,892 INFO L240 hiAutomatonCegarLoop]: Abstraction has 119 states and 201 transitions. [2022-12-13 19:08:50,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 19:08:50,896 INFO L428 stractBuchiCegarLoop]: Abstraction has 119 states and 201 transitions. [2022-12-13 19:08:50,896 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-12-13 19:08:50,896 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 119 states and 201 transitions. [2022-12-13 19:08:50,897 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 65 [2022-12-13 19:08:50,897 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:08:50,897 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:08:50,898 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] [2022-12-13 19:08:50,898 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] [2022-12-13 19:08:50,898 INFO L748 eck$LassoCheckResult]: Stem: 319#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(43, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0; 320#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~ret34#1, main_#t~ret35#1, main_#t~post36#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;~ep21~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~ep23~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~ep31~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~ep32~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~nl1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~m1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~max1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~newmax1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~r2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st2~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~nl2~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~m2~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~max2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~newmax2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id3~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~r3~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st3~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~nl3~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~m3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~max3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~mode3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~newmax3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~r121~0#1, init_~r131~0#1, init_~r211~0#1, init_~r231~0#1, init_~r311~0#1, init_~r321~0#1, init_~r122~0#1, init_~tmp~0#1, init_~r132~0#1, init_~tmp___0~0#1, init_~r212~0#1, init_~tmp___1~0#1, init_~r232~0#1, init_~tmp___2~0#1, init_~r312~0#1, init_~tmp___3~0#1, init_~r322~0#1, init_~tmp___4~0#1, init_~tmp___5~0#1;havoc init_~r121~0#1;havoc init_~r131~0#1;havoc init_~r211~0#1;havoc init_~r231~0#1;havoc init_~r311~0#1;havoc init_~r321~0#1;havoc init_~r122~0#1;havoc init_~tmp~0#1;havoc init_~r132~0#1;havoc init_~tmp___0~0#1;havoc init_~r212~0#1;havoc init_~tmp___1~0#1;havoc init_~r232~0#1;havoc init_~tmp___2~0#1;havoc init_~r312~0#1;havoc init_~tmp___3~0#1;havoc init_~r322~0#1;havoc init_~tmp___4~0#1;havoc init_~tmp___5~0#1;init_~r121~0#1 := ~ep12~0;init_~r131~0#1 := ~ep13~0;init_~r211~0#1 := ~ep21~0;init_~r231~0#1 := ~ep23~0;init_~r311~0#1 := ~ep31~0;init_~r321~0#1 := ~ep32~0; 298#L255 assume 0 != init_~r121~0#1 % 256;init_~tmp~0#1 := 1; 283#L258-1 init_~r122~0#1 := (if 0 == init_~tmp~0#1 then 0 else 1); 284#L268 assume 0 != init_~r131~0#1 % 256;init_~tmp___0~0#1 := 1; 302#L271-1 init_~r132~0#1 := (if 0 == init_~tmp___0~0#1 then 0 else 1); 287#L281 assume 0 != init_~r211~0#1 % 256;init_~tmp___1~0#1 := 1; 288#L284-1 init_~r212~0#1 := (if 0 == init_~tmp___1~0#1 then 0 else 1); 340#L294 assume 0 != init_~r231~0#1 % 256;init_~tmp___2~0#1 := 1; 322#L297-1 init_~r232~0#1 := (if 0 == init_~tmp___2~0#1 then 0 else 1); 326#L307 assume 0 != init_~r311~0#1 % 256;init_~tmp___3~0#1 := 1; 342#L310-1 init_~r312~0#1 := (if 0 == init_~tmp___3~0#1 then 0 else 1); 367#L320 assume 0 != init_~r321~0#1 % 256;init_~tmp___4~0#1 := 1; 276#L323-1 init_~r322~0#1 := (if 0 == init_~tmp___4~0#1 then 0 else 1); 358#L333 assume !(~id1~0 != ~id2~0);init_~tmp___5~0#1 := 0; 311#L333-1 init_#res#1 := init_~tmp___5~0#1; 374#init_returnLabel#1 main_#t~ret34#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret34#1;havoc main_#t~ret34#1; 375#L527 assume !(0 == main_~i2~0#1); 378#L527-2 ~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 294#L541-2 [2022-12-13 19:08:50,898 INFO L750 eck$LassoCheckResult]: Loop: 294#L541-2 assume !!(main_~i2~0#1 < 6);assume { :begin_inline_node1 } true;havoc node1_~newmax~0#1;havoc node1_~newmax~0#1;node1_~newmax~0#1 := 0; 295#L79 assume !(0 != ~mode1~0 % 256); 348#L107 assume !(~r1~0 < 2); 346#L107-1 ~mode1~0 := 1; 293#L79-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_~newmax~1#1;havoc node2_~newmax~1#1;node2_~newmax~1#1 := 0; 336#L130 assume !(0 != ~mode2~0 % 256); 290#L158 assume !(~r2~0 < 2); 286#L158-1 ~mode2~0 := 1; 351#L130-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_~newmax~2#1;havoc node3_~newmax~2#1;node3_~newmax~2#1 := 0; 352#L181 assume !(0 != ~mode3~0 % 256); 379#L209 assume !(~r3~0 < 2); 317#L209-1 ~mode3~0 := 1; 301#L181-2 assume { :end_inline_node3 } true;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 339#L438 assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; 353#L439 assume ~st1~0 + ~nl1~0 <= 1; 354#L440 assume ~st2~0 + ~nl2~0 <= 1; 304#L441 assume ~st3~0 + ~nl3~0 <= 1; 305#L442 assume ~r1~0 >= 2; 312#$Ultimate##257 assume ~r1~0 < 2; 334#$Ultimate##261 assume ~r1~0 >= 2; 270#$Ultimate##265 assume ~r1~0 < 2;check_~tmp~1#1 := 1; 271#L438-1 check_#res#1 := check_~tmp~1#1; 296#check_returnLabel#1 main_#t~ret35#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret35#1;havoc main_#t~ret35#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; 297#L571 assume !(0 == assert_~arg#1 % 256); 386#L566 assume { :end_inline_assert } true;main_#t~post36#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post36#1;havoc main_#t~post36#1; 294#L541-2 [2022-12-13 19:08:50,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:08:50,899 INFO L85 PathProgramCache]: Analyzing trace with hash 1710390244, now seen corresponding path program 2 times [2022-12-13 19:08:50,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:08:50,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175434016] [2022-12-13 19:08:50,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:08:50,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:08:50,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:08:50,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:08:50,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:08:50,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175434016] [2022-12-13 19:08:50,947 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1175434016] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:08:50,947 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:08:50,947 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 19:08:50,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410701272] [2022-12-13 19:08:50,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:08:50,948 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 19:08:50,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:08:50,948 INFO L85 PathProgramCache]: Analyzing trace with hash -626971540, now seen corresponding path program 1 times [2022-12-13 19:08:50,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:08:50,949 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583194796] [2022-12-13 19:08:50,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:08:50,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:08:50,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:08:50,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:08:50,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:08:50,971 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583194796] [2022-12-13 19:08:50,971 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [583194796] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:08:50,972 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:08:50,972 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:08:50,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065594531] [2022-12-13 19:08:50,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:08:50,972 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 19:08:50,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:08:50,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 19:08:50,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 19:08:50,973 INFO L87 Difference]: Start difference. First operand 119 states and 201 transitions. cyclomatic complexity: 83 Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:08:51,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:08:51,033 INFO L93 Difference]: Finished difference Result 187 states and 308 transitions. [2022-12-13 19:08:51,033 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 187 states and 308 transitions. [2022-12-13 19:08:51,035 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 65 [2022-12-13 19:08:51,036 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 187 states to 184 states and 282 transitions. [2022-12-13 19:08:51,036 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 184 [2022-12-13 19:08:51,037 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 184 [2022-12-13 19:08:51,037 INFO L73 IsDeterministic]: Start isDeterministic. Operand 184 states and 282 transitions. [2022-12-13 19:08:51,037 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:08:51,037 INFO L218 hiAutomatonCegarLoop]: Abstraction has 184 states and 282 transitions. [2022-12-13 19:08:51,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states and 282 transitions. [2022-12-13 19:08:51,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 119. [2022-12-13 19:08:51,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 119 states have (on average 1.4873949579831933) internal successors, (177), 118 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:08:51,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 177 transitions. [2022-12-13 19:08:51,042 INFO L240 hiAutomatonCegarLoop]: Abstraction has 119 states and 177 transitions. [2022-12-13 19:08:51,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 19:08:51,043 INFO L428 stractBuchiCegarLoop]: Abstraction has 119 states and 177 transitions. [2022-12-13 19:08:51,043 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-12-13 19:08:51,043 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 119 states and 177 transitions. [2022-12-13 19:08:51,043 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 65 [2022-12-13 19:08:51,043 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:08:51,044 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:08:51,044 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] [2022-12-13 19:08:51,044 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] [2022-12-13 19:08:51,045 INFO L748 eck$LassoCheckResult]: Stem: 637#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(43, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0; 638#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~ret34#1, main_#t~ret35#1, main_#t~post36#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;~ep21~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~ep23~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~ep31~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~ep32~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~nl1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~m1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~max1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~newmax1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~r2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st2~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~nl2~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~m2~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~max2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~newmax2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id3~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~r3~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st3~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~nl3~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~m3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~max3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~mode3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~newmax3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~r121~0#1, init_~r131~0#1, init_~r211~0#1, init_~r231~0#1, init_~r311~0#1, init_~r321~0#1, init_~r122~0#1, init_~tmp~0#1, init_~r132~0#1, init_~tmp___0~0#1, init_~r212~0#1, init_~tmp___1~0#1, init_~r232~0#1, init_~tmp___2~0#1, init_~r312~0#1, init_~tmp___3~0#1, init_~r322~0#1, init_~tmp___4~0#1, init_~tmp___5~0#1;havoc init_~r121~0#1;havoc init_~r131~0#1;havoc init_~r211~0#1;havoc init_~r231~0#1;havoc init_~r311~0#1;havoc init_~r321~0#1;havoc init_~r122~0#1;havoc init_~tmp~0#1;havoc init_~r132~0#1;havoc init_~tmp___0~0#1;havoc init_~r212~0#1;havoc init_~tmp___1~0#1;havoc init_~r232~0#1;havoc init_~tmp___2~0#1;havoc init_~r312~0#1;havoc init_~tmp___3~0#1;havoc init_~r322~0#1;havoc init_~tmp___4~0#1;havoc init_~tmp___5~0#1;init_~r121~0#1 := ~ep12~0;init_~r131~0#1 := ~ep13~0;init_~r211~0#1 := ~ep21~0;init_~r231~0#1 := ~ep23~0;init_~r311~0#1 := ~ep31~0;init_~r321~0#1 := ~ep32~0; 617#L255 assume 0 != init_~r121~0#1 % 256;init_~tmp~0#1 := 1; 602#L258-1 init_~r122~0#1 := (if 0 == init_~tmp~0#1 then 0 else 1); 603#L268 assume 0 != init_~r131~0#1 % 256;init_~tmp___0~0#1 := 1; 623#L271-1 init_~r132~0#1 := (if 0 == init_~tmp___0~0#1 then 0 else 1); 606#L281 assume 0 != init_~r211~0#1 % 256;init_~tmp___1~0#1 := 1; 607#L284-1 init_~r212~0#1 := (if 0 == init_~tmp___1~0#1 then 0 else 1); 658#L294 assume 0 != init_~r231~0#1 % 256;init_~tmp___2~0#1 := 1; 640#L297-1 init_~r232~0#1 := (if 0 == init_~tmp___2~0#1 then 0 else 1); 644#L307 assume 0 != init_~r311~0#1 % 256;init_~tmp___3~0#1 := 1; 660#L310-1 init_~r312~0#1 := (if 0 == init_~tmp___3~0#1 then 0 else 1); 685#L320 assume 0 != init_~r321~0#1 % 256;init_~tmp___4~0#1 := 1; 595#L323-1 init_~r322~0#1 := (if 0 == init_~tmp___4~0#1 then 0 else 1); 676#L333 assume ~id1~0 != ~id2~0; 647#L334 assume ~id1~0 != ~id3~0; 628#L335 assume ~id2~0 != ~id3~0; 629#L336 assume ~id1~0 >= 0; 684#L337 assume ~id2~0 >= 0; 661#L338 assume ~id3~0 >= 0; 662#L339 assume 0 == ~r1~0; 702#L340 assume 0 == ~r2~0; 692#L341 assume 0 == ~r3~0; 648#L342 assume ~max1~0 == ~id1~0; 649#L343 assume ~max2~0 == ~id2~0; 641#L344 assume ~max3~0 == ~id3~0; 642#L345 assume 0 == ~st1~0; 655#L346 assume 0 == ~st2~0; 656#L347 assume 0 == ~st3~0; 706#L348 assume 0 == ~nl1~0; 688#L349 assume 0 == ~nl2~0; 689#L350 assume 0 == ~nl3~0; 678#L351 assume 0 == ~mode1~0 % 256; 679#L352 assume 0 == ~mode2~0 % 256; 699#L353 assume 0 == ~mode3~0 % 256; 673#L354 assume 0 != ~newmax1~0 % 256; 650#L355 assume 0 != ~newmax2~0 % 256; 651#L356 assume 0 != ~newmax3~0 % 256;init_~tmp___5~0#1 := 1; 690#L333-1 init_#res#1 := init_~tmp___5~0#1; 693#init_returnLabel#1 main_#t~ret34#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret34#1;havoc main_#t~ret34#1; 694#L527 assume !(0 == main_~i2~0#1); 697#L527-2 ~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 613#L541-2 [2022-12-13 19:08:51,045 INFO L750 eck$LassoCheckResult]: Loop: 613#L541-2 assume !!(main_~i2~0#1 < 6);assume { :begin_inline_node1 } true;havoc node1_~newmax~0#1;havoc node1_~newmax~0#1;node1_~newmax~0#1 := 0; 614#L79 assume !(0 != ~mode1~0 % 256); 666#L107 assume !(~r1~0 < 2); 664#L107-1 ~mode1~0 := 1; 612#L79-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_~newmax~1#1;havoc node2_~newmax~1#1;node2_~newmax~1#1 := 0; 654#L130 assume !(0 != ~mode2~0 % 256); 609#L158 assume !(~r2~0 < 2); 605#L158-1 ~mode2~0 := 1; 669#L130-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_~newmax~2#1;havoc node3_~newmax~2#1;node3_~newmax~2#1 := 0; 670#L181 assume !(0 != ~mode3~0 % 256); 698#L209 assume !(~r3~0 < 2); 635#L209-1 ~mode3~0 := 1; 620#L181-2 assume { :end_inline_node3 } true;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 657#L438 assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; 671#L439 assume ~st1~0 + ~nl1~0 <= 1; 672#L440 assume ~st2~0 + ~nl2~0 <= 1; 621#L441 assume ~st3~0 + ~nl3~0 <= 1; 622#L442 assume ~r1~0 >= 2; 630#$Ultimate##257 assume ~r1~0 < 2; 652#$Ultimate##261 assume ~r1~0 >= 2; 589#$Ultimate##265 assume ~r1~0 < 2;check_~tmp~1#1 := 1; 590#L438-1 check_#res#1 := check_~tmp~1#1; 615#check_returnLabel#1 main_#t~ret35#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret35#1;havoc main_#t~ret35#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; 616#L571 assume !(0 == assert_~arg#1 % 256); 705#L566 assume { :end_inline_assert } true;main_#t~post36#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post36#1;havoc main_#t~post36#1; 613#L541-2 [2022-12-13 19:08:51,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:08:51,045 INFO L85 PathProgramCache]: Analyzing trace with hash -2116426971, now seen corresponding path program 1 times [2022-12-13 19:08:51,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:08:51,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570473193] [2022-12-13 19:08:51,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:08:51,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:08:51,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:08:51,062 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:08:51,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:08:51,099 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:08:51,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:08:51,100 INFO L85 PathProgramCache]: Analyzing trace with hash -626971540, now seen corresponding path program 2 times [2022-12-13 19:08:51,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:08:51,100 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286062093] [2022-12-13 19:08:51,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:08:51,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:08:51,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:08:51,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:08:51,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:08:51,119 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286062093] [2022-12-13 19:08:51,119 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286062093] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:08:51,119 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:08:51,119 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:08:51,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656154979] [2022-12-13 19:08:51,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:08:51,120 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 19:08:51,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:08:51,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:08:51,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:08:51,121 INFO L87 Difference]: Start difference. First operand 119 states and 177 transitions. cyclomatic complexity: 59 Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:08:51,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:08:51,151 INFO L93 Difference]: Finished difference Result 169 states and 252 transitions. [2022-12-13 19:08:51,151 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 169 states and 252 transitions. [2022-12-13 19:08:51,153 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 115 [2022-12-13 19:08:51,155 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 169 states to 169 states and 252 transitions. [2022-12-13 19:08:51,155 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 169 [2022-12-13 19:08:51,156 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 169 [2022-12-13 19:08:51,156 INFO L73 IsDeterministic]: Start isDeterministic. Operand 169 states and 252 transitions. [2022-12-13 19:08:51,157 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:08:51,157 INFO L218 hiAutomatonCegarLoop]: Abstraction has 169 states and 252 transitions. [2022-12-13 19:08:51,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states and 252 transitions. [2022-12-13 19:08:51,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 169. [2022-12-13 19:08:51,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 169 states have (on average 1.4911242603550297) internal successors, (252), 168 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:08:51,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 252 transitions. [2022-12-13 19:08:51,162 INFO L240 hiAutomatonCegarLoop]: Abstraction has 169 states and 252 transitions. [2022-12-13 19:08:51,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:08:51,163 INFO L428 stractBuchiCegarLoop]: Abstraction has 169 states and 252 transitions. [2022-12-13 19:08:51,163 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-12-13 19:08:51,163 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 169 states and 252 transitions. [2022-12-13 19:08:51,164 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 115 [2022-12-13 19:08:51,164 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:08:51,164 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:08:51,165 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] [2022-12-13 19:08:51,165 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] [2022-12-13 19:08:51,165 INFO L748 eck$LassoCheckResult]: Stem: 931#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(43, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0; 932#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~ret34#1, main_#t~ret35#1, main_#t~post36#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;~ep21~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~ep23~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~ep31~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~ep32~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~nl1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~m1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~max1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~mode1~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~newmax1~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~r2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st2~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~nl2~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~m2~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~max2~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~mode2~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~newmax2~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id3~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~r3~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st3~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~nl3~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~m3~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~max3~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~mode3~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~newmax3~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~r121~0#1, init_~r131~0#1, init_~r211~0#1, init_~r231~0#1, init_~r311~0#1, init_~r321~0#1, init_~r122~0#1, init_~tmp~0#1, init_~r132~0#1, init_~tmp___0~0#1, init_~r212~0#1, init_~tmp___1~0#1, init_~r232~0#1, init_~tmp___2~0#1, init_~r312~0#1, init_~tmp___3~0#1, init_~r322~0#1, init_~tmp___4~0#1, init_~tmp___5~0#1;havoc init_~r121~0#1;havoc init_~r131~0#1;havoc init_~r211~0#1;havoc init_~r231~0#1;havoc init_~r311~0#1;havoc init_~r321~0#1;havoc init_~r122~0#1;havoc init_~tmp~0#1;havoc init_~r132~0#1;havoc init_~tmp___0~0#1;havoc init_~r212~0#1;havoc init_~tmp___1~0#1;havoc init_~r232~0#1;havoc init_~tmp___2~0#1;havoc init_~r312~0#1;havoc init_~tmp___3~0#1;havoc init_~r322~0#1;havoc init_~tmp___4~0#1;havoc init_~tmp___5~0#1;init_~r121~0#1 := ~ep12~0;init_~r131~0#1 := ~ep13~0;init_~r211~0#1 := ~ep21~0;init_~r231~0#1 := ~ep23~0;init_~r311~0#1 := ~ep31~0;init_~r321~0#1 := ~ep32~0; 911#L255 assume 0 != init_~r121~0#1 % 256;init_~tmp~0#1 := 1; 896#L258-1 init_~r122~0#1 := (if 0 == init_~tmp~0#1 then 0 else 1); 897#L268 assume 0 != init_~r131~0#1 % 256;init_~tmp___0~0#1 := 1; 917#L271-1 init_~r132~0#1 := (if 0 == init_~tmp___0~0#1 then 0 else 1); 900#L281 assume 0 != init_~r211~0#1 % 256;init_~tmp___1~0#1 := 1; 901#L284-1 init_~r212~0#1 := (if 0 == init_~tmp___1~0#1 then 0 else 1); 955#L294 assume 0 != init_~r231~0#1 % 256;init_~tmp___2~0#1 := 1; 934#L297-1 init_~r232~0#1 := (if 0 == init_~tmp___2~0#1 then 0 else 1); 938#L307 assume 0 != init_~r311~0#1 % 256;init_~tmp___3~0#1 := 1; 957#L310-1 init_~r312~0#1 := (if 0 == init_~tmp___3~0#1 then 0 else 1); 983#L320 assume 0 != init_~r321~0#1 % 256;init_~tmp___4~0#1 := 1; 889#L323-1 init_~r322~0#1 := (if 0 == init_~tmp___4~0#1 then 0 else 1); 974#L333 assume ~id1~0 != ~id2~0; 941#L334 assume ~id1~0 != ~id3~0; 922#L335 assume ~id2~0 != ~id3~0; 923#L336 assume ~id1~0 >= 0; 982#L337 assume ~id2~0 >= 0; 958#L338 assume ~id3~0 >= 0; 959#L339 assume 0 == ~r1~0; 1004#L340 assume 0 == ~r2~0; 991#L341 assume 0 == ~r3~0; 942#L342 assume ~max1~0 == ~id1~0; 943#L343 assume ~max2~0 == ~id2~0; 935#L344 assume ~max3~0 == ~id3~0; 936#L345 assume 0 == ~st1~0; 951#L346 assume 0 == ~st2~0; 952#L347 assume 0 == ~st3~0; 1011#L348 assume 0 == ~nl1~0; 987#L349 assume 0 == ~nl2~0; 988#L350 assume 0 == ~nl3~0; 976#L351 assume 0 == ~mode1~0 % 256; 977#L352 assume 0 == ~mode2~0 % 256; 1000#L353 assume 0 == ~mode3~0 % 256; 970#L354 assume 0 != ~newmax1~0 % 256; 944#L355 assume 0 != ~newmax2~0 % 256; 945#L356 assume 0 != ~newmax3~0 % 256;init_~tmp___5~0#1 := 1; 989#L333-1 init_#res#1 := init_~tmp___5~0#1; 992#init_returnLabel#1 main_#t~ret34#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret34#1;havoc main_#t~ret34#1; 993#L527 assume !(0 == main_~i2~0#1); 998#L527-2 ~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 907#L541-2 [2022-12-13 19:08:51,166 INFO L750 eck$LassoCheckResult]: Loop: 907#L541-2 assume !!(main_~i2~0#1 < 6);assume { :begin_inline_node1 } true;havoc node1_~newmax~0#1;havoc node1_~newmax~0#1;node1_~newmax~0#1 := 0; 908#L79 assume !(0 != ~mode1~0 % 256); 963#L107 assume ~r1~0 < 2; 919#L108 assume !(0 != ~ep12~0 % 256); 921#L108-1 assume !(0 != ~ep13~0 % 256); 961#L107-1 ~mode1~0 := 1; 1043#L79-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_~newmax~1#1;havoc node2_~newmax~1#1;node2_~newmax~1#1 := 0; 1040#L130 assume !(0 != ~mode2~0 % 256); 1035#L158 assume !(~r2~0 < 2); 1032#L158-1 ~mode2~0 := 1; 966#L130-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_~newmax~2#1;havoc node3_~newmax~2#1;node3_~newmax~2#1 := 0; 967#L181 assume !(0 != ~mode3~0 % 256); 999#L209 assume !(~r3~0 < 2); 1021#L209-1 ~mode3~0 := 1; 953#L181-2 assume { :end_inline_node3 } true;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_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;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 954#L438 assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; 1019#L439 assume ~st1~0 + ~nl1~0 <= 1; 1018#L440 assume ~st2~0 + ~nl2~0 <= 1; 1017#L441 assume ~st3~0 + ~nl3~0 <= 1; 1016#L442 assume !(~r1~0 >= 2); 948#L445 assume 0 == ~st1~0 + ~st2~0 + ~st3~0; 949#$Ultimate##257 assume ~r1~0 < 2; 1015#$Ultimate##261 assume !(~r1~0 >= 2); 885#L455 assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; 886#$Ultimate##265 assume ~r1~0 < 2;check_~tmp~1#1 := 1; 950#L438-1 check_#res#1 := check_~tmp~1#1; 909#check_returnLabel#1 main_#t~ret35#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret35#1;havoc main_#t~ret35#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; 910#L571 assume !(0 == assert_~arg#1 % 256); 1010#L566 assume { :end_inline_assert } true;main_#t~post36#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post36#1;havoc main_#t~post36#1; 907#L541-2 [2022-12-13 19:08:51,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:08:51,166 INFO L85 PathProgramCache]: Analyzing trace with hash -2116426971, now seen corresponding path program 2 times [2022-12-13 19:08:51,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:08:51,166 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771856103] [2022-12-13 19:08:51,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:08:51,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:08:51,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:08:51,183 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:08:51,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:08:51,219 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:08:51,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:08:51,220 INFO L85 PathProgramCache]: Analyzing trace with hash 863838782, now seen corresponding path program 1 times [2022-12-13 19:08:51,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:08:51,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513385785] [2022-12-13 19:08:51,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:08:51,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:08:51,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:08:51,230 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:08:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:08:51,241 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:08:51,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:08:51,241 INFO L85 PathProgramCache]: Analyzing trace with hash 12206490, now seen corresponding path program 1 times [2022-12-13 19:08:51,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:08:51,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541323479] [2022-12-13 19:08:51,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:08:51,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:08:51,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:08:51,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:08:51,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:08:51,300 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541323479] [2022-12-13 19:08:51,300 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541323479] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:08:51,300 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:08:51,301 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:08:51,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869363119] [2022-12-13 19:08:51,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:08:51,789 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 19:08:51,790 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 19:08:51,790 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 19:08:51,790 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 19:08:51,790 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-12-13 19:08:51,790 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:08:51,790 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 19:08:51,790 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 19:08:51,790 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c_Iteration4_Loop [2022-12-13 19:08:51,791 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 19:08:51,791 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 19:08:51,806 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:51,814 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:51,818 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:51,820 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:51,824 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:51,832 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:51,834 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:51,836 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:51,838 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:51,842 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:51,846 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:51,851 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:51,853 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:51,854 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:51,870 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:51,872 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:51,873 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:51,876 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:52,165 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 19:08:52,165 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-12-13 19:08:52,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:08:52,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:08:52,168 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:08:52,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-12-13 19:08:52,170 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 19:08:52,170 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 19:08:52,196 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-12-13 19:08:52,196 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~ep12~0=0} Honda state: {~ep12~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-12-13 19:08:52,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-12-13 19:08:52,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:08:52,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:08:52,201 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:08:52,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-12-13 19:08:52,203 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 19:08:52,203 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 19:08:52,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-12-13 19:08:52,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:08:52,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:08:52,220 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:08:52,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-12-13 19:08:52,222 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-12-13 19:08:52,223 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 19:08:52,315 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-12-13 19:08:52,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-12-13 19:08:52,319 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 19:08:52,319 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 19:08:52,319 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 19:08:52,319 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 19:08:52,319 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 19:08:52,319 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:08:52,320 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 19:08:52,320 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 19:08:52,320 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c_Iteration4_Loop [2022-12-13 19:08:52,320 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 19:08:52,320 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 19:08:52,324 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:52,326 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:52,328 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:52,333 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:52,337 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:52,339 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:52,348 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:52,350 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:52,352 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:52,370 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:52,372 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:52,373 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:52,377 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:52,381 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:52,386 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:52,388 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:52,390 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:52,393 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:08:52,682 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 19:08:52,685 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 19:08:52,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:08:52,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:08:52,687 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:08:52,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-12-13 19:08:52,689 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 [2022-12-13 19:08:52,699 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:08:52,699 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:08:52,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:08:52,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:08:52,700 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:08:52,702 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:08:52,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:08:52,704 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:08:52,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-12-13 19:08:52,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:08:52,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:08:52,708 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:08:52,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-12-13 19:08:52,710 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 [2022-12-13 19:08:52,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:08:52,720 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:08:52,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:08:52,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:08:52,720 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:08:52,720 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:08:52,720 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:08:52,722 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:08:52,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-12-13 19:08:52,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:08:52,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:08:52,726 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:08:52,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-12-13 19:08:52,728 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 [2022-12-13 19:08:52,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:08:52,738 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:08:52,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:08:52,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:08:52,738 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:08:52,740 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:08:52,740 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:08:52,742 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:08:52,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-12-13 19:08:52,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:08:52,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:08:52,746 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:08:52,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-12-13 19:08:52,748 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 [2022-12-13 19:08:52,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:08:52,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:08:52,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:08:52,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:08:52,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:08:52,759 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:08:52,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:08:52,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:08:52,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-12-13 19:08:52,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:08:52,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:08:52,766 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:08:52,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-12-13 19:08:52,768 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 [2022-12-13 19:08:52,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:08:52,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:08:52,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:08:52,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:08:52,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:08:52,780 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:08:52,780 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:08:52,781 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:08:52,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-12-13 19:08:52,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:08:52,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:08:52,785 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:08:52,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-12-13 19:08:52,787 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 [2022-12-13 19:08:52,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:08:52,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:08:52,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:08:52,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:08:52,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:08:52,799 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:08:52,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:08:52,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:08:52,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-12-13 19:08:52,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:08:52,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:08:52,805 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:08:52,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-12-13 19:08:52,808 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 [2022-12-13 19:08:52,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:08:52,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:08:52,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:08:52,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:08:52,819 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:08:52,819 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:08:52,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:08:52,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:08:52,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-12-13 19:08:52,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:08:52,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:08:52,825 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:08:52,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-12-13 19:08:52,828 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 [2022-12-13 19:08:52,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:08:52,838 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:08:52,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:08:52,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:08:52,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:08:52,839 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:08:52,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:08:52,841 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:08:52,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-12-13 19:08:52,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:08:52,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:08:52,844 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:08:52,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-12-13 19:08:52,846 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 [2022-12-13 19:08:52,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:08:52,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:08:52,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:08:52,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:08:52,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:08:52,859 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:08:52,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:08:52,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:08:52,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2022-12-13 19:08:52,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:08:52,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:08:52,867 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:08:52,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-12-13 19:08:52,869 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 [2022-12-13 19:08:52,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:08:52,879 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:08:52,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:08:52,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:08:52,880 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:08:52,880 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:08:52,880 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:08:52,881 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:08:52,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-12-13 19:08:52,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:08:52,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:08:52,885 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:08:52,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-12-13 19:08:52,887 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 [2022-12-13 19:08:52,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:08:52,898 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:08:52,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:08:52,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:08:52,898 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:08:52,898 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:08:52,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:08:52,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:08:52,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2022-12-13 19:08:52,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:08:52,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:08:52,903 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:08:52,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-12-13 19:08:52,906 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 [2022-12-13 19:08:52,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:08:52,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:08:52,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:08:52,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:08:52,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:08:52,917 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:08:52,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:08:52,919 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 19:08:52,922 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-12-13 19:08:52,922 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-12-13 19:08:52,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:08:52,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:08:52,953 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:08:52,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-12-13 19:08:52,955 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 19:08:52,955 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-12-13 19:08:52,955 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 19:08:52,955 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i2~0#1) = -2*ULTIMATE.start_main_~i2~0#1 + 11 Supporting invariants [] [2022-12-13 19:08:52,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2022-12-13 19:08:52,960 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-12-13 19:08:52,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:08:53,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-12-13 19:08:53,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:08:53,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 19:08:53,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:08:53,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:08:53,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 19:08:53,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:08:53,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:08:53,223 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 [2022-12-13 19:08:53,224 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 169 states and 252 transitions. cyclomatic complexity: 84 Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:08:53,272 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 169 states and 252 transitions. cyclomatic complexity: 84. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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 283 states and 432 transitions. Complement of second has 4 states. [2022-12-13 19:08:53,273 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 [2022-12-13 19:08:53,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:08:53,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 177 transitions. [2022-12-13 19:08:53,275 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 177 transitions. Stem has 42 letters. Loop has 29 letters. [2022-12-13 19:08:53,276 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 19:08:53,276 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 177 transitions. Stem has 71 letters. Loop has 29 letters. [2022-12-13 19:08:53,276 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 19:08:53,276 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 177 transitions. Stem has 42 letters. Loop has 58 letters. [2022-12-13 19:08:53,276 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 19:08:53,277 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 283 states and 432 transitions. [2022-12-13 19:08:53,278 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 19:08:53,278 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 283 states to 0 states and 0 transitions. [2022-12-13 19:08:53,278 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-12-13 19:08:53,278 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-12-13 19:08:53,278 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-12-13 19:08:53,278 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:08:53,278 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 19:08:53,279 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 19:08:53,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:08:53,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:08:53,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:08:53,279 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:08:53,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:08:53,279 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-12-13 19:08:53,279 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2022-12-13 19:08:53,279 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 19:08:53,279 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 19:08:53,279 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-12-13 19:08:53,279 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-12-13 19:08:53,280 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-12-13 19:08:53,280 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:08:53,280 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 19:08:53,280 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 19:08:53,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 19:08:53,280 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 19:08:53,280 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-12-13 19:08:53,280 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-12-13 19:08:53,280 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 19:08:53,280 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-12-13 19:08:53,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.12 07:08:53 BoogieIcfgContainer [2022-12-13 19:08:53,286 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-12-13 19:08:53,286 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 19:08:53,286 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 19:08:53,286 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 19:08:53,286 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:08:50" (3/4) ... [2022-12-13 19:08:53,288 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 19:08:53,288 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 19:08:53,289 INFO L158 Benchmark]: Toolchain (without parser) took 3975.49ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 104.4MB in the beginning and 128.9MB in the end (delta: -24.5MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2022-12-13 19:08:53,289 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 104.9MB. Free memory is still 72.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:08:53,289 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.50ms. Allocated memory is still 163.6MB. Free memory was 104.2MB in the beginning and 129.1MB in the end (delta: -24.9MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2022-12-13 19:08:53,290 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.45ms. Allocated memory is still 163.6MB. Free memory was 129.1MB in the beginning and 126.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 19:08:53,290 INFO L158 Benchmark]: Boogie Preprocessor took 33.96ms. Allocated memory is still 163.6MB. Free memory was 126.3MB in the beginning and 124.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 19:08:53,290 INFO L158 Benchmark]: RCFGBuilder took 522.59ms. Allocated memory is still 163.6MB. Free memory was 124.2MB in the beginning and 94.8MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-12-13 19:08:53,290 INFO L158 Benchmark]: BuchiAutomizer took 3070.84ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 94.8MB in the beginning and 128.9MB in the end (delta: -34.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:08:53,291 INFO L158 Benchmark]: Witness Printer took 2.41ms. Allocated memory is still 197.1MB. Free memory is still 128.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:08:53,292 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 104.9MB. Free memory is still 72.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.50ms. Allocated memory is still 163.6MB. Free memory was 104.2MB in the beginning and 129.1MB in the end (delta: -24.9MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.45ms. Allocated memory is still 163.6MB. Free memory was 129.1MB in the beginning and 126.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.96ms. Allocated memory is still 163.6MB. Free memory was 126.3MB in the beginning and 124.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 522.59ms. Allocated memory is still 163.6MB. Free memory was 124.2MB in the beginning and 94.8MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 3070.84ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 94.8MB in the beginning and 128.9MB in the end (delta: -34.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.41ms. Allocated memory is still 197.1MB. Free memory is still 128.9MB. There was no memory consumed. 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 5 terminating modules (4 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * i2 + 11 and consists of 3 locations. 4 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.0s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 2.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 65 StatesRemovedByMinimization, 1 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, 454 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 453 mSDsluCounter, 2204 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1445 mSDsCounter, 42 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 54 IncrementalHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 42 mSolverCounterUnsat, 759 mSDtfsCounter, 54 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT1 SILN0 SILU0 SILI2 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital142 mio100 ax100 hnf100 lsp26 ukn100 mio100 lsp100 div123 bol100 ite100 ukn100 eq182 hnf86 smp100 dnf100 smp100 tf102 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 18ms VariablesStem: 0 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-12-13 19:08:53,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e61a80-a46e-4027-98d1-682dbe4fe00b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE