./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/array_1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b5237d83 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_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/array_1-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a --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 f1476526c0a7c864e0f43f0a8231ffd3d7c324e1f397c219fdbe228643d49425 --- 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-b5237d8 [2022-11-21 16:07:41,340 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:07:41,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:07:41,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:07:41,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:07:41,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:07:41,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:07:41,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:07:41,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:07:41,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:07:41,405 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:07:41,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:07:41,410 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:07:41,417 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:07:41,422 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:07:41,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:07:41,429 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:07:41,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:07:41,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:07:41,436 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:07:41,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:07:41,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:07:41,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:07:41,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:07:41,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:07:41,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:07:41,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:07:41,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:07:41,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:07:41,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:07:41,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:07:41,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:07:41,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:07:41,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:07:41,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:07:41,477 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:07:41,478 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:07:41,478 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:07:41,479 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:07:41,482 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:07:41,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:07:41,485 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-21 16:07:41,512 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:07:41,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:07:41,514 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:07:41,514 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:07:41,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:07:41,516 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:07:41,516 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:07:41,517 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-21 16:07:41,517 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-21 16:07:41,517 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-21 16:07:41,519 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-21 16:07:41,519 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-21 16:07:41,519 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-21 16:07:41,520 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:07:41,520 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 16:07:41,520 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 16:07:41,521 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:07:41,521 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 16:07:41,521 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:07:41,521 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-21 16:07:41,522 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-21 16:07:41,522 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-21 16:07:41,522 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 16:07:41,522 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:07:41,523 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-21 16:07:41,523 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:07:41,523 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-21 16:07:41,523 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:07:41,524 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:07:41,524 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:07:41,524 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:07:41,526 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-21 16:07:41,526 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_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1476526c0a7c864e0f43f0a8231ffd3d7c324e1f397c219fdbe228643d49425 [2022-11-21 16:07:41,908 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:07:41,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:07:41,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:07:41,941 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:07:41,941 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:07:41,943 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/loop-acceleration/array_1-2.c [2022-11-21 16:07:45,244 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:07:45,501 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:07:45,501 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/sv-benchmarks/c/loop-acceleration/array_1-2.c [2022-11-21 16:07:45,508 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/data/181661439/7f337216134d4348a3bc403e1cf93f77/FLAGeb1671695 [2022-11-21 16:07:45,535 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/data/181661439/7f337216134d4348a3bc403e1cf93f77 [2022-11-21 16:07:45,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:07:45,545 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:07:45,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:07:45,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:07:45,557 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:07:45,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:07:45" (1/1) ... [2022-11-21 16:07:45,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f8c37fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:45, skipping insertion in model container [2022-11-21 16:07:45,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:07:45" (1/1) ... [2022-11-21 16:07:45,570 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:07:45,593 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:07:45,806 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_1d3b4018-39b9-43f4-bcf2-09828fec4e94/sv-benchmarks/c/loop-acceleration/array_1-2.c[321,334] [2022-11-21 16:07:45,823 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:07:45,839 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:07:45,857 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_1d3b4018-39b9-43f4-bcf2-09828fec4e94/sv-benchmarks/c/loop-acceleration/array_1-2.c[321,334] [2022-11-21 16:07:45,862 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:07:45,879 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:07:45,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:45 WrapperNode [2022-11-21 16:07:45,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:07:45,883 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:07:45,883 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:07:45,884 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:07:45,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:45" (1/1) ... [2022-11-21 16:07:45,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:45" (1/1) ... [2022-11-21 16:07:45,931 INFO L138 Inliner]: procedures = 13, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 32 [2022-11-21 16:07:45,931 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:07:45,933 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:07:45,933 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:07:45,933 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:07:45,945 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:45" (1/1) ... [2022-11-21 16:07:45,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:45" (1/1) ... [2022-11-21 16:07:45,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:45" (1/1) ... [2022-11-21 16:07:45,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:45" (1/1) ... [2022-11-21 16:07:45,972 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:45" (1/1) ... [2022-11-21 16:07:45,978 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:45" (1/1) ... [2022-11-21 16:07:45,983 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:45" (1/1) ... [2022-11-21 16:07:45,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:45" (1/1) ... [2022-11-21 16:07:46,000 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:07:46,003 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:07:46,004 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:07:46,005 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:07:46,007 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:45" (1/1) ... [2022-11-21 16:07:46,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:07:46,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:07:46,081 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:07:46,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-21 16:07:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:07:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 16:07:46,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 16:07:46,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 16:07:46,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:07:46,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:07:46,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 16:07:46,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 16:07:46,255 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:07:46,257 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:07:46,482 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:07:46,489 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:07:46,489 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 16:07:46,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:07:46 BoogieIcfgContainer [2022-11-21 16:07:46,492 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:07:46,493 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-21 16:07:46,494 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-21 16:07:46,498 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-21 16:07:46,500 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 16:07:46,500 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.11 04:07:45" (1/3) ... [2022-11-21 16:07:46,501 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7741253a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 04:07:46, skipping insertion in model container [2022-11-21 16:07:46,501 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 16:07:46,502 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:07:45" (2/3) ... [2022-11-21 16:07:46,502 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7741253a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 04:07:46, skipping insertion in model container [2022-11-21 16:07:46,502 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 16:07:46,503 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:07:46" (3/3) ... [2022-11-21 16:07:46,504 INFO L332 chiAutomizerObserver]: Analyzing ICFG array_1-2.c [2022-11-21 16:07:46,579 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-21 16:07:46,580 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-21 16:07:46,580 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-21 16:07:46,580 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-21 16:07:46,580 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-21 16:07:46,580 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-21 16:07:46,581 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-21 16:07:46,590 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-21 16:07:46,595 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) [2022-11-21 16:07:46,620 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-21 16:07:46,620 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:07:46,620 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:07:46,627 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-21 16:07:46,627 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-21 16:07:46,627 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-21 16:07:46,628 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) [2022-11-21 16:07:46,629 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-21 16:07:46,630 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:07:46,630 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:07:46,630 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-21 16:07:46,630 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-21 16:07:46,639 INFO L748 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~post4#1, main_#t~mem5#1, main_~#A~0#1.base, main_~#A~0#1.offset, main_~i~0#1;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(8192);havoc main_~i~0#1;main_~i~0#1 := 0; 6#L16-3true [2022-11-21 16:07:46,640 INFO L750 eck$LassoCheckResult]: Loop: 6#L16-3true assume !!(main_~i~0#1 < 1024);call write~int(main_~i~0#1, main_~#A~0#1.base, main_~#A~0#1.offset + 4 * main_~i~0#1, 4); 7#L16-2true main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6#L16-3true [2022-11-21 16:07:46,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:07:46,647 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-21 16:07:46,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:07:46,673 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116110442] [2022-11-21 16:07:46,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:07:46,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:07:46,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:07:46,808 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:07:46,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:07:46,845 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:07:46,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:07:46,850 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2022-11-21 16:07:46,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:07:46,850 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909271083] [2022-11-21 16:07:46,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:07:46,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:07:46,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:07:46,865 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:07:46,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:07:46,876 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:07:46,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:07:46,879 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2022-11-21 16:07:46,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:07:46,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120583517] [2022-11-21 16:07:46,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:07:46,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:07:46,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:07:46,910 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:07:46,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:07:46,931 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:07:47,364 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 16:07:47,368 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 16:07:47,368 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 16:07:47,368 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 16:07:47,369 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-21 16:07:47,369 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:07:47,370 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 16:07:47,370 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 16:07:47,370 INFO L133 ssoRankerPreferences]: Filename of dumped script: array_1-2.c_Iteration1_Lasso [2022-11-21 16:07:47,371 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 16:07:47,372 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 16:07:47,399 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:07:47,427 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:07:47,785 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:07:47,789 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:07:47,794 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:07:47,797 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:07:48,163 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 16:07:48,169 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-21 16:07:48,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:07:48,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:07:48,179 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:07:48,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-21 16:07:48,190 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 [2022-11-21 16:07:48,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:07:48,208 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:07:48,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:07:48,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:07:48,209 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:07:48,212 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:07:48,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:07:48,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:07:48,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-11-21 16:07:48,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:07:48,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:07:48,238 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:07:48,244 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 [2022-11-21 16:07:48,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-21 16:07:48,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:07:48,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:07:48,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:07:48,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:07:48,273 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:07:48,273 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:07:48,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:07:48,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-21 16:07:48,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:07:48,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:07:48,298 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:07:48,313 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 [2022-11-21 16:07:48,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-21 16:07:48,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:07:48,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:07:48,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:07:48,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:07:48,333 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:07:48,334 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:07:48,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:07:48,351 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:07:48,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-21 16:07:48,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:07:48,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:07:48,358 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:07:48,368 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 [2022-11-21 16:07:48,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-21 16:07:48,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:07:48,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:07:48,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:07:48,385 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:07:48,391 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:07:48,392 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:07:48,406 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:07:48,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-21 16:07:48,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:07:48,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:07:48,420 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:07:48,428 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 [2022-11-21 16:07:48,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-21 16:07:48,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:07:48,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:07:48,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:07:48,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:07:48,452 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:07:48,453 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:07:48,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:07:48,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-21 16:07:48,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:07:48,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:07:48,484 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:07:48,492 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 [2022-11-21 16:07:48,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-21 16:07:48,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:07:48,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:07:48,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:07:48,506 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:07:48,511 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:07:48,511 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:07:48,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:07:48,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-21 16:07:48,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:07:48,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:07:48,536 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:07:48,544 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 [2022-11-21 16:07:48,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-21 16:07:48,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:07:48,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:07:48,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:07:48,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:07:48,559 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:07:48,559 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:07:48,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:07:48,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-21 16:07:48,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:07:48,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:07:48,583 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:07:48,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-21 16:07:48,592 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 [2022-11-21 16:07:48,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:07:48,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:07:48,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:07:48,605 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:07:48,611 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:07:48,611 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:07:48,625 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:07:48,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-21 16:07:48,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:07:48,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:07:48,637 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:07:48,649 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 [2022-11-21 16:07:48,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-21 16:07:48,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:07:48,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:07:48,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:07:48,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:07:48,665 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:07:48,666 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:07:48,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:07:48,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-21 16:07:48,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:07:48,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:07:48,689 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:07:48,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-21 16:07:48,704 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 [2022-11-21 16:07:48,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:07:48,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:07:48,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:07:48,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:07:48,724 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:07:48,724 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:07:48,747 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-21 16:07:48,796 INFO L443 ModelExtractionUtils]: Simplification made 15 calls to the SMT solver. [2022-11-21 16:07:48,796 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 10 variables to zero. [2022-11-21 16:07:48,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:07:48,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:07:48,838 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:07:48,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-21 16:07:48,857 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-21 16:07:48,877 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-21 16:07:48,877 INFO L513 LassoAnalysis]: Proved termination. [2022-11-21 16:07:48,878 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_1, ULTIMATE.start_main_~i~0#1) = 2047*v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_1 - 8*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2022-11-21 16:07:48,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-21 16:07:48,945 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2022-11-21 16:07:48,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:07:49,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:49,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 16:07:49,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:07:49,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:07:49,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 16:07:49,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:07:49,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:07:49,160 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-21 16:07:49,162 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 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2022-11-21 16:07:49,298 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 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 24 states and 30 transitions. Complement of second has 8 states. [2022-11-21 16:07:49,302 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 [2022-11-21 16:07:49,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2022-11-21 16:07:49,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 17 transitions. [2022-11-21 16:07:49,311 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 2 letters. Loop has 2 letters. [2022-11-21 16:07:49,311 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:07:49,311 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 4 letters. Loop has 2 letters. [2022-11-21 16:07:49,312 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:07:49,312 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 2 letters. Loop has 4 letters. [2022-11-21 16:07:49,312 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:07:49,313 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 30 transitions. [2022-11-21 16:07:49,316 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-21 16:07:49,320 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 0 states and 0 transitions. [2022-11-21 16:07:49,321 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-21 16:07:49,322 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-21 16:07:49,322 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-21 16:07:49,323 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 16:07:49,323 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 16:07:49,323 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 16:07:49,323 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 16:07:49,324 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-21 16:07:49,324 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-21 16:07:49,324 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-21 16:07:49,324 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-21 16:07:49,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.11 04:07:49 BoogieIcfgContainer [2022-11-21 16:07:49,334 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-21 16:07:49,334 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 16:07:49,335 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 16:07:49,335 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 16:07:49,336 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:07:46" (3/4) ... [2022-11-21 16:07:49,340 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 16:07:49,340 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 16:07:49,341 INFO L158 Benchmark]: Toolchain (without parser) took 3795.82ms. Allocated memory is still 165.7MB. Free memory was 133.5MB in the beginning and 90.0MB in the end (delta: 43.5MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. [2022-11-21 16:07:49,342 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 123.7MB. Free memory is still 96.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:07:49,343 INFO L158 Benchmark]: CACSL2BoogieTranslator took 330.04ms. Allocated memory is still 165.7MB. Free memory was 133.5MB in the beginning and 123.6MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 16:07:49,343 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.65ms. Allocated memory is still 165.7MB. Free memory was 123.6MB in the beginning and 122.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:07:49,344 INFO L158 Benchmark]: Boogie Preprocessor took 69.68ms. Allocated memory is still 165.7MB. Free memory was 122.1MB in the beginning and 137.6MB in the end (delta: -15.5MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2022-11-21 16:07:49,345 INFO L158 Benchmark]: RCFGBuilder took 488.97ms. Allocated memory is still 165.7MB. Free memory was 137.6MB in the beginning and 127.8MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 16:07:49,346 INFO L158 Benchmark]: BuchiAutomizer took 2840.55ms. Allocated memory is still 165.7MB. Free memory was 127.8MB in the beginning and 91.0MB in the end (delta: 36.9MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. [2022-11-21 16:07:49,346 INFO L158 Benchmark]: Witness Printer took 5.91ms. Allocated memory is still 165.7MB. Free memory was 91.0MB in the beginning and 90.0MB in the end (delta: 988.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:07:49,350 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 123.7MB. Free memory is still 96.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 330.04ms. Allocated memory is still 165.7MB. Free memory was 133.5MB in the beginning and 123.6MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.65ms. Allocated memory is still 165.7MB. Free memory was 123.6MB in the beginning and 122.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 69.68ms. Allocated memory is still 165.7MB. Free memory was 122.1MB in the beginning and 137.6MB in the end (delta: -15.5MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * RCFGBuilder took 488.97ms. Allocated memory is still 165.7MB. Free memory was 137.6MB in the beginning and 127.8MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 2840.55ms. Allocated memory is still 165.7MB. Free memory was 127.8MB in the beginning and 91.0MB in the end (delta: 36.9MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. * Witness Printer took 5.91ms. Allocated memory is still 165.7MB. Free memory was 91.0MB in the beginning and 90.0MB in the end (delta: 988.5kB). 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 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -8 * i + 2047 * unknown-#length-unknown[A] and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. 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, 6 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 8 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital131 mio100 ax100 hnf100 lsp95 ukn83 mio100 lsp36 div100 bol100 ite100 ukn100 eq157 hnf93 smp100 dnf100 smp100 tf100 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 52ms VariablesStem: 2 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-21 16:07:49,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-21 16:07:49,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d3b4018-39b9-43f4-bcf2-09828fec4e94/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE