./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/aviad_true-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/aviad_true-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN --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 64bit --witnessprinter.graph.data.programhash da65a08be7a694e995d17e45362055fa5f60ddf40e08c5ba36204464b294ccf0 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 10:47:00,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:47:00,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:47:00,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:47:00,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:47:00,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:47:00,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:47:00,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:47:00,921 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:47:00,927 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:47:00,929 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:47:00,931 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:47:00,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:47:00,935 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:47:00,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:47:00,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:47:00,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:47:00,941 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:47:00,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:47:00,951 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:47:00,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:47:00,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:47:00,957 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:47:00,958 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:47:00,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:47:00,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:47:00,971 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:47:00,973 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:47:00,974 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:47:00,975 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:47:00,975 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:47:00,976 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:47:00,979 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:47:00,980 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:47:00,983 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:47:00,984 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:47:00,985 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:47:00,985 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:47:00,985 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:47:00,987 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:47:00,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:47:00,988 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-20 10:47:01,035 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:47:01,036 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:47:01,037 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:47:01,038 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:47:01,039 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:47:01,040 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:47:01,040 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:47:01,040 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-20 10:47:01,041 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-20 10:47:01,041 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-20 10:47:01,042 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-20 10:47:01,043 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-20 10:47:01,043 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-20 10:47:01,043 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:47:01,044 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 10:47:01,044 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:47:01,044 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:47:01,045 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-20 10:47:01,045 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-20 10:47:01,045 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-20 10:47:01,046 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:47:01,046 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-20 10:47:01,046 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:47:01,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-20 10:47:01,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:47:01,048 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:47:01,048 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:47:01,048 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:47:01,050 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-20 10:47:01,051 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_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da65a08be7a694e995d17e45362055fa5f60ddf40e08c5ba36204464b294ccf0 [2022-11-20 10:47:01,374 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:47:01,401 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:47:01,404 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:47:01,406 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:47:01,406 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:47:01,408 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/termination-memory-alloca/aviad_true-alloca.i [2022-11-20 10:47:04,478 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:47:04,743 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:47:04,744 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/sv-benchmarks/c/termination-memory-alloca/aviad_true-alloca.i [2022-11-20 10:47:04,755 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/data/f5e4aeff8/6caed7cc0d0e470f81e22a49b4af2e99/FLAGb3a4df4dd [2022-11-20 10:47:04,771 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/data/f5e4aeff8/6caed7cc0d0e470f81e22a49b4af2e99 [2022-11-20 10:47:04,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:47:04,776 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:47:04,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:47:04,778 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:47:04,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:47:04,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:47:04" (1/1) ... [2022-11-20 10:47:04,784 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a2a52e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:04, skipping insertion in model container [2022-11-20 10:47:04,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:47:04" (1/1) ... [2022-11-20 10:47:04,793 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:47:04,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:47:05,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:47:05,145 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:47:05,185 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:47:05,213 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:47:05,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:05 WrapperNode [2022-11-20 10:47:05,214 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:47:05,215 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:47:05,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:47:05,216 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:47:05,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:05" (1/1) ... [2022-11-20 10:47:05,238 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:05" (1/1) ... [2022-11-20 10:47:05,262 INFO L138 Inliner]: procedures = 111, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 63 [2022-11-20 10:47:05,262 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:47:05,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:47:05,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:47:05,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:47:05,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:05" (1/1) ... [2022-11-20 10:47:05,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:05" (1/1) ... [2022-11-20 10:47:05,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:05" (1/1) ... [2022-11-20 10:47:05,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:05" (1/1) ... [2022-11-20 10:47:05,283 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:05" (1/1) ... [2022-11-20 10:47:05,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:05" (1/1) ... [2022-11-20 10:47:05,289 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:05" (1/1) ... [2022-11-20 10:47:05,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:05" (1/1) ... [2022-11-20 10:47:05,292 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:47:05,293 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:47:05,293 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:47:05,293 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:47:05,294 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:05" (1/1) ... [2022-11-20 10:47:05,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:47:05,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:47:05,341 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:47:05,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-20 10:47:05,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 10:47:05,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 10:47:05,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 10:47:05,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 10:47:05,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:47:05,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:47:05,608 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:47:05,616 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:47:05,824 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:47:05,830 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:47:05,831 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 10:47:05,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:47:05 BoogieIcfgContainer [2022-11-20 10:47:05,833 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:47:05,834 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-20 10:47:05,834 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-20 10:47:05,839 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-20 10:47:05,840 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 10:47:05,840 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 10:47:04" (1/3) ... [2022-11-20 10:47:05,841 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@685591e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 10:47:05, skipping insertion in model container [2022-11-20 10:47:05,841 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 10:47:05,842 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:05" (2/3) ... [2022-11-20 10:47:05,842 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@685591e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 10:47:05, skipping insertion in model container [2022-11-20 10:47:05,842 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 10:47:05,842 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:47:05" (3/3) ... [2022-11-20 10:47:05,844 INFO L332 chiAutomizerObserver]: Analyzing ICFG aviad_true-alloca.i [2022-11-20 10:47:05,906 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-20 10:47:05,906 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-20 10:47:05,907 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-20 10:47:05,907 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-20 10:47:05,907 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-20 10:47:05,907 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-20 10:47:05,907 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-20 10:47:05,908 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-20 10:47:05,913 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:47:05,934 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 10:47:05,934 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:47:05,934 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:47:05,940 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 10:47:05,941 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-20 10:47:05,941 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-20 10:47:05,941 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:47:05,943 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 10:47:05,943 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:47:05,943 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:47:05,943 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 10:47:05,944 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-20 10:47:05,953 INFO L748 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~ret14#1, main_~x~0#1, main_~count~1#1;main_~x~0#1 := main_#t~nondet13#1;havoc main_#t~nondet13#1;assume { :begin_inline_f } true;f_#in~a#1 := main_~x~0#1;havoc f_#res#1;havoc f_#t~malloc2#1.base, f_#t~malloc2#1.offset, f_#t~malloc3#1.base, f_#t~malloc3#1.offset, f_#t~malloc4#1.base, f_#t~malloc4#1.offset, f_#t~mem6#1, f_#t~mem7#1, f_#t~mem8#1, f_#t~mem9#1, f_#t~mem10#1, f_#t~post11#1, f_#t~mem5#1, f_#t~mem12#1, f_~a#1, f_~a_ref~0#1.base, f_~a_ref~0#1.offset, f_~tmp~0#1.base, f_~tmp~0#1.offset, f_~count~0#1.base, f_~count~0#1.offset;f_~a#1 := f_#in~a#1;call f_#t~malloc2#1.base, f_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);f_~a_ref~0#1.base, f_~a_ref~0#1.offset := f_#t~malloc2#1.base, f_#t~malloc2#1.offset;call f_#t~malloc3#1.base, f_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);f_~tmp~0#1.base, f_~tmp~0#1.offset := f_#t~malloc3#1.base, f_#t~malloc3#1.offset;call f_#t~malloc4#1.base, f_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);f_~count~0#1.base, f_~count~0#1.offset := f_#t~malloc4#1.base, f_#t~malloc4#1.offset;call write~int(f_~a#1, f_~a_ref~0#1.base, f_~a_ref~0#1.offset, 4);call write~int(0, f_~tmp~0#1.base, f_~tmp~0#1.offset, 4);call write~int(0, f_~count~0#1.base, f_~count~0#1.offset, 4); 7#L554-3true [2022-11-20 10:47:05,953 INFO L750 eck$LassoCheckResult]: Loop: 7#L554-3true call f_#t~mem5#1 := read~int(f_~a_ref~0#1.base, f_~a_ref~0#1.offset, 4); 9#L554-1true assume !!(f_#t~mem5#1 > 1);havoc f_#t~mem5#1;call f_#t~mem6#1 := read~int(f_~a_ref~0#1.base, f_~a_ref~0#1.offset, 4);call write~int((if f_#t~mem6#1 < 0 && 0 != f_#t~mem6#1 % 2 then f_#t~mem6#1 % 2 - 2 else f_#t~mem6#1 % 2), f_~tmp~0#1.base, f_~tmp~0#1.offset, 4);havoc f_#t~mem6#1;call f_#t~mem7#1 := read~int(f_~tmp~0#1.base, f_~tmp~0#1.offset, 4); 5#L556true assume !(0 == f_#t~mem7#1);havoc f_#t~mem7#1;call f_#t~mem9#1 := read~int(f_~a_ref~0#1.base, f_~a_ref~0#1.offset, 4);call write~int(f_#t~mem9#1 - 1, f_~a_ref~0#1.base, f_~a_ref~0#1.offset, 4);havoc f_#t~mem9#1; 8#L556-2true call f_#t~mem10#1 := read~int(f_~count~0#1.base, f_~count~0#1.offset, 4);f_#t~post11#1 := f_#t~mem10#1;call write~int(1 + f_#t~post11#1, f_~count~0#1.base, f_~count~0#1.offset, 4);havoc f_#t~mem10#1;havoc f_#t~post11#1; 7#L554-3true [2022-11-20 10:47:05,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:47:05,968 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-20 10:47:05,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:47:05,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952458674] [2022-11-20 10:47:05,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:47:05,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:47:06,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:47:06,143 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:47:06,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:47:06,194 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:47:06,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:47:06,197 INFO L85 PathProgramCache]: Analyzing trace with hash 1144136, now seen corresponding path program 1 times [2022-11-20 10:47:06,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:47:06,198 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569216107] [2022-11-20 10:47:06,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:47:06,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:47:06,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:47:06,236 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:47:06,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:47:06,261 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:47:06,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:47:06,263 INFO L85 PathProgramCache]: Analyzing trace with hash 889571338, now seen corresponding path program 1 times [2022-11-20 10:47:06,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:47:06,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681413121] [2022-11-20 10:47:06,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:47:06,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:47:06,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:47:06,357 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:47:06,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:47:06,431 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:47:07,564 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:47:07,567 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:47:07,567 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:47:07,567 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:47:07,568 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:47:07,568 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:47:07,568 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:47:07,568 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:47:07,568 INFO L133 ssoRankerPreferences]: Filename of dumped script: aviad_true-alloca.i_Iteration1_Lasso [2022-11-20 10:47:07,569 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:47:07,569 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:47:07,605 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:47:07,619 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:47:07,623 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:47:07,628 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:47:07,631 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:47:07,635 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:47:07,640 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:47:08,456 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:47:08,459 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:47:08,462 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:47:08,468 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:47:08,472 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:47:08,475 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:47:08,479 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:47:08,482 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:47:08,494 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:47:08,497 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:47:08,500 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:47:08,503 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:47:09,164 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:47:09,172 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:47:09,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:47:09,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:47:09,178 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:47:09,185 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:47:09,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-20 10:47:09,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:47:09,200 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:47:09,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:47:09,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:47:09,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:47:09,203 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:47:09,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:47:09,213 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:47:09,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-20 10:47:09,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:47:09,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:47:09,226 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:47:09,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:47:09,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-20 10:47:09,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:47:09,248 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:47:09,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:47:09,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:47:09,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:47:09,249 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:47:09,250 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:47:09,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:47:09,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-20 10:47:09,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:47:09,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:47:09,262 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:47:09,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-20 10:47:09,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:47:09,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:47:09,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:47:09,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:47:09,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:47:09,298 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:47:09,298 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:47:09,323 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:47:09,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-20 10:47:09,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:47:09,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:47:09,335 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:47:09,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:47:09,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-20 10:47:09,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:47:09,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:47:09,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:47:09,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:47:09,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:47:09,363 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:47:09,363 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:47:09,372 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:47:09,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-20 10:47:09,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:47:09,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:47:09,381 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:47:09,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-20 10:47:09,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:47:09,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:47:09,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:47:09,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:47:09,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:47:09,409 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:47:09,409 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:47:09,420 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:47:09,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-20 10:47:09,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:47:09,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:47:09,435 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:47:09,445 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:47:09,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-20 10:47:09,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:47:09,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:47:09,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:47:09,459 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:47:09,467 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:47:09,467 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:47:09,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:47:09,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-20 10:47:09,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:47:09,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:47:09,495 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:47:09,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:47:09,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-20 10:47:09,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:47:09,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:47:09,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:47:09,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:47:09,536 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:47:09,536 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:47:09,556 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:47:09,605 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-11-20 10:47:09,605 INFO L444 ModelExtractionUtils]: 11 out of 19 variables were initially zero. Simplification set additionally 6 variables to zero. [2022-11-20 10:47:09,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:47:09,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:47:09,655 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:47:09,701 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:47:09,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-20 10:47:09,732 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:47:09,733 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:47:09,733 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_f_~a_ref~0#1.base) ULTIMATE.start_f_~a_ref~0#1.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_f_~a_ref~0#1.base) ULTIMATE.start_f_~a_ref~0#1.offset)_1 Supporting invariants [] [2022-11-20 10:47:09,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-11-20 10:47:09,878 INFO L156 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2022-11-20 10:47:09,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:47:09,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:47:09,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-20 10:47:09,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:47:10,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:47:10,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-20 10:47:10,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:47:10,154 INFO L321 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-11-20 10:47:10,155 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 34 [2022-11-20 10:47:10,413 INFO L321 Elim1Store]: treesize reduction 16, result has 63.6 percent of original size [2022-11-20 10:47:10,414 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 78 treesize of output 69 [2022-11-20 10:47:10,478 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-20 10:47:10,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:47:10,920 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2022-11-20 10:47:10,922 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 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 1.2) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:47:11,024 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 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 1.2) internal successors, (6), 5 states have internal predecessors, (6), 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 28 states and 35 transitions. Complement of second has 8 states. [2022-11-20 10:47:11,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-20 10:47:11,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:47:11,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 14 transitions. [2022-11-20 10:47:11,034 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 2 letters. Loop has 4 letters. [2022-11-20 10:47:11,035 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:47:11,035 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 10:47:11,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:47:11,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:47:11,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-20 10:47:11,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:47:11,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:47:11,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-20 10:47:11,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:47:11,209 INFO L321 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-11-20 10:47:11,210 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 34 [2022-11-20 10:47:11,425 INFO L321 Elim1Store]: treesize reduction 16, result has 63.6 percent of original size [2022-11-20 10:47:11,426 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 78 treesize of output 69 [2022-11-20 10:47:11,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:47:11,808 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 4 loop predicates [2022-11-20 10:47:11,808 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 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 1.2) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:47:11,889 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 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 1.2) internal successors, (6), 5 states have internal predecessors, (6), 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 28 states and 35 transitions. Complement of second has 8 states. [2022-11-20 10:47:11,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-20 10:47:11,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:47:11,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 14 transitions. [2022-11-20 10:47:11,893 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 2 letters. Loop has 4 letters. [2022-11-20 10:47:11,894 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:47:11,894 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 10:47:11,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:47:11,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:47:11,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-20 10:47:11,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:47:11,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:47:11,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-20 10:47:12,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:47:12,069 INFO L321 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-11-20 10:47:12,070 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 34 [2022-11-20 10:47:12,266 INFO L321 Elim1Store]: treesize reduction 16, result has 63.6 percent of original size [2022-11-20 10:47:12,266 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 78 treesize of output 69 [2022-11-20 10:47:12,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:47:12,623 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2022-11-20 10:47:12,623 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 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 1.2) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:47:12,709 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 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 1.2) internal successors, (6), 5 states have internal predecessors, (6), 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 29 states and 36 transitions. Complement of second has 7 states. [2022-11-20 10:47:12,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-20 10:47:12,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:47:12,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 26 transitions. [2022-11-20 10:47:12,713 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 2 letters. Loop has 4 letters. [2022-11-20 10:47:12,714 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:47:12,714 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 10:47:12,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:47:12,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:47:12,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-20 10:47:12,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:47:12,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:47:12,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-20 10:47:12,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:47:12,863 INFO L321 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-11-20 10:47:12,864 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 34 [2022-11-20 10:47:13,072 INFO L321 Elim1Store]: treesize reduction 16, result has 63.6 percent of original size [2022-11-20 10:47:13,073 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 78 treesize of output 69 [2022-11-20 10:47:13,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:47:13,540 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 4 loop predicates [2022-11-20 10:47:13,540 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 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 1.2) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:47:13,611 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 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 1.2) internal successors, (6), 5 states have internal predecessors, (6), 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 29 states and 36 transitions. Complement of second has 7 states. [2022-11-20 10:47:13,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-20 10:47:13,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:47:13,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 26 transitions. [2022-11-20 10:47:13,613 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 2 letters. Loop has 4 letters. [2022-11-20 10:47:13,614 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:47:13,614 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 10:47:13,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:47:13,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:47:13,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 10:47:13,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:47:13,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:47:13,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-20 10:47:13,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:47:13,763 INFO L321 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-11-20 10:47:13,764 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 34 [2022-11-20 10:47:13,951 INFO L321 Elim1Store]: treesize reduction 16, result has 63.6 percent of original size [2022-11-20 10:47:13,951 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 78 treesize of output 69 [2022-11-20 10:47:14,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:47:14,294 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemin loopwithout honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2022-11-20 10:47:14,295 INFO L104 BuchiDifferenceFKV]: Start buchiDifferenceFKV. First operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 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 1.2) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:47:14,435 INFO L108 BuchiDifferenceFKV]: Finished buchiDifferenceFKV. First operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 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 1.2) internal successors, (6), 5 states have internal predecessors, (6), 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 73 states and 104 transitions. Complement of second has 18 states 7 powerset states11 rank states. The highest rank that occured is 3 [2022-11-20 10:47:14,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 10:47:14,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:47:14,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 38 transitions. [2022-11-20 10:47:14,437 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 38 transitions. Stem has 2 letters. Loop has 4 letters. [2022-11-20 10:47:14,438 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:47:14,438 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 10:47:14,439 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.AssertionError: no settings was sufficient at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.refineBuchiInternal(AbstractBuchiCegarLoop.java:663) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.runCegarLoop(AbstractBuchiCegarLoop.java:404) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.runCegarLoops(BuchiAutomizerObserver.java:136) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:157) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:341) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 10:47:14,442 INFO L158 Benchmark]: Toolchain (without parser) took 9666.04ms. Allocated memory was 138.4MB in the beginning and 201.3MB in the end (delta: 62.9MB). Free memory was 74.3MB in the beginning and 76.1MB in the end (delta: -1.9MB). Peak memory consumption was 63.0MB. Max. memory is 16.1GB. [2022-11-20 10:47:14,443 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 138.4MB. Free memory is still 108.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:47:14,444 INFO L158 Benchmark]: CACSL2BoogieTranslator took 436.58ms. Allocated memory is still 138.4MB. Free memory was 74.1MB in the beginning and 58.4MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 10:47:14,444 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.49ms. Allocated memory is still 138.4MB. Free memory was 58.4MB in the beginning and 56.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:47:14,445 INFO L158 Benchmark]: Boogie Preprocessor took 28.94ms. Allocated memory is still 138.4MB. Free memory was 56.5MB in the beginning and 55.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:47:14,445 INFO L158 Benchmark]: RCFGBuilder took 540.17ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 55.2MB in the beginning and 129.0MB in the end (delta: -73.8MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2022-11-20 10:47:14,446 INFO L158 Benchmark]: BuchiAutomizer took 8607.38ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 128.4MB in the beginning and 76.1MB in the end (delta: 52.2MB). Peak memory consumption was 87.1MB. Max. memory is 16.1GB. [2022-11-20 10:47:14,449 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 138.4MB. Free memory is still 108.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 436.58ms. Allocated memory is still 138.4MB. Free memory was 74.1MB in the beginning and 58.4MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.49ms. Allocated memory is still 138.4MB. Free memory was 58.4MB in the beginning and 56.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.94ms. Allocated memory is still 138.4MB. Free memory was 56.5MB in the beginning and 55.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 540.17ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 55.2MB in the beginning and 129.0MB in the end (delta: -73.8MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 8607.38ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 128.4MB in the beginning and 76.1MB in the end (delta: 52.2MB). Peak memory consumption was 87.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: AssertionError: no settings was sufficient de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: AssertionError: no settings was sufficient: de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.refineBuchiInternal(AbstractBuchiCegarLoop.java:663) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 10:47:14,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/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 Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fea2b981-cc31-4e1b-8b42-c0612691fa64/bin/uautomizer-ug76WZFUDN/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: no settings was sufficient