./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4fc63b2a 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_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU --witnessprinter.witness.filename witness --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 c1599706a72281425c0fc51552af364ca390697b315c5af0e88e5d6de4e668c6 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:15:54,125 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:15:54,222 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-10-31 22:15:54,230 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:15:54,232 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:15:54,268 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:15:54,269 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:15:54,270 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:15:54,271 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:15:54,272 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:15:54,273 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:15:54,274 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:15:54,276 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:15:54,277 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-31 22:15:54,277 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-31 22:15:54,278 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-31 22:15:54,280 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-31 22:15:54,281 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-31 22:15:54,281 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-31 22:15:54,282 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:15:54,282 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-31 22:15:54,283 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:15:54,283 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:15:54,284 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:15:54,284 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:15:54,284 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-31 22:15:54,284 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-31 22:15:54,285 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-31 22:15:54,285 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:15:54,286 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:15:54,293 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:15:54,293 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:15:54,293 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-31 22:15:54,294 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:15:54,295 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:15:54,295 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:15:54,296 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:15:54,296 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:15:54,297 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-31 22:15:54,298 INFO L153 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_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1599706a72281425c0fc51552af364ca390697b315c5af0e88e5d6de4e668c6 [2024-10-31 22:15:54,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:15:54,643 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:15:54,646 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:15:54,648 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:15:54,649 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:15:54,650 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i Unable to find full path for "g++" [2024-10-31 22:15:56,717 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:15:56,923 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:15:56,924 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i [2024-10-31 22:15:56,932 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/data/e966977bc/c96a820c350445488b81d17f262dfb0f/FLAGc081dfde3 [2024-10-31 22:15:57,298 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/data/e966977bc/c96a820c350445488b81d17f262dfb0f [2024-10-31 22:15:57,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:15:57,304 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:15:57,307 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:15:57,309 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:15:57,315 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:15:57,316 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:15:57" (1/1) ... [2024-10-31 22:15:57,317 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13a23770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:57, skipping insertion in model container [2024-10-31 22:15:57,317 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:15:57" (1/1) ... [2024-10-31 22:15:57,349 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:15:57,622 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:15:57,631 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:15:57,658 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:15:57,678 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:15:57,678 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:57 WrapperNode [2024-10-31 22:15:57,679 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:15:57,680 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:15:57,680 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:15:57,680 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:15:57,688 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:57" (1/1) ... [2024-10-31 22:15:57,695 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:57" (1/1) ... [2024-10-31 22:15:57,717 INFO L138 Inliner]: procedures = 42, calls = 29, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 146 [2024-10-31 22:15:57,721 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:15:57,721 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:15:57,722 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:15:57,722 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:15:57,732 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:57" (1/1) ... [2024-10-31 22:15:57,733 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:57" (1/1) ... [2024-10-31 22:15:57,735 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:57" (1/1) ... [2024-10-31 22:15:57,751 INFO L175 MemorySlicer]: Split 13 memory accesses to 3 slices as follows [2, 10, 1]. 77 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 3 writes are split as follows [0, 2, 1]. [2024-10-31 22:15:57,752 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:57" (1/1) ... [2024-10-31 22:15:57,752 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:57" (1/1) ... [2024-10-31 22:15:57,760 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:57" (1/1) ... [2024-10-31 22:15:57,771 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:57" (1/1) ... [2024-10-31 22:15:57,772 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:57" (1/1) ... [2024-10-31 22:15:57,773 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:57" (1/1) ... [2024-10-31 22:15:57,775 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:15:57,776 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:15:57,776 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:15:57,776 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:15:57,777 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:57" (1/1) ... [2024-10-31 22:15:57,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:15:57,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:15:57,819 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:15:57,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-31 22:15:57,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:15:57,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:15:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:15:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:15:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:15:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:15:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:15:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:15:57,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:15:57,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:15:57,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:15:57,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:15:57,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:15:57,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:15:57,995 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:15:57,999 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:15:58,359 INFO L? ?]: Removed 43 outVars from TransFormulas that were not future-live. [2024-10-31 22:15:58,361 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:15:58,375 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:15:58,376 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-31 22:15:58,376 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:15:58 BoogieIcfgContainer [2024-10-31 22:15:58,377 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:15:58,378 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-31 22:15:58,378 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-31 22:15:58,382 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-31 22:15:58,383 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:15:58,383 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.10 10:15:57" (1/3) ... [2024-10-31 22:15:58,384 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@756eeb72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 10:15:58, skipping insertion in model container [2024-10-31 22:15:58,384 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:15:58,384 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:57" (2/3) ... [2024-10-31 22:15:58,385 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@756eeb72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 10:15:58, skipping insertion in model container [2024-10-31 22:15:58,385 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:15:58,385 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:15:58" (3/3) ... [2024-10-31 22:15:58,386 INFO L332 chiAutomizerObserver]: Analyzing ICFG verisec_OpenSER_cases1_stripFullBoth_arr.i [2024-10-31 22:15:58,453 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-31 22:15:58,453 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-31 22:15:58,453 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-31 22:15:58,454 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-31 22:15:58,454 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-31 22:15:58,454 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-31 22:15:58,454 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-31 22:15:58,454 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-31 22:15:58,459 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 38 states, 37 states have (on average 1.5135135135135136) internal successors, (56), 37 states have internal predecessors, (56), 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) [2024-10-31 22:15:58,479 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 29 [2024-10-31 22:15:58,480 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:15:58,480 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:15:58,486 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-31 22:15:58,487 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:15:58,487 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-31 22:15:58,488 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 38 states, 37 states have (on average 1.5135135135135136) internal successors, (56), 37 states have internal predecessors, (56), 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) [2024-10-31 22:15:58,491 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 29 [2024-10-31 22:15:58,492 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:15:58,493 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:15:58,493 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-31 22:15:58,493 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:15:58,533 INFO L745 eck$LassoCheckResult]: Stem: 34#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 26#L87-3true [2024-10-31 22:15:58,533 INFO L747 eck$LassoCheckResult]: Loop: 26#L87-3true assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 6#L87-2true main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 26#L87-3true [2024-10-31 22:15:58,539 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:15:58,539 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-10-31 22:15:58,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:15:58,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867780696] [2024-10-31 22:15:58,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:15:58,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:15:58,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:15:58,697 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:15:58,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:15:58,733 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:15:58,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:15:58,736 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2024-10-31 22:15:58,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:15:58,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110056518] [2024-10-31 22:15:58,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:15:58,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:15:58,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:15:58,748 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:15:58,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:15:58,756 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:15:58,758 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:15:58,758 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2024-10-31 22:15:58,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:15:58,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509138145] [2024-10-31 22:15:58,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:15:58,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:15:58,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:15:58,780 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:15:58,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:15:58,803 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:15:59,264 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:15:59,264 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:15:59,265 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:15:59,265 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:15:59,265 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:15:59,265 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:15:59,266 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:15:59,266 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:15:59,266 INFO L132 ssoRankerPreferences]: Filename of dumped script: verisec_OpenSER_cases1_stripFullBoth_arr.i_Iteration1_Lasso [2024-10-31 22:15:59,266 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:15:59,267 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:15:59,289 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:15:59,299 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:15:59,304 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:15:59,327 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:15:59,331 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:15:59,335 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:15:59,784 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:15:59,789 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:15:59,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:15:59,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:15:59,793 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:15:59,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-31 22:15:59,797 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 [2024-10-31 22:15:59,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:15:59,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:15:59,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:15:59,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:15:59,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:15:59,816 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:15:59,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:15:59,821 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:15:59,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-10-31 22:15:59,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:15:59,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:15:59,855 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:15:59,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-31 22:15:59,858 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 [2024-10-31 22:15:59,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:15:59,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:15:59,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:15:59,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:15:59,873 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:15:59,874 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:15:59,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:15:59,876 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:15:59,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-10-31 22:15:59,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:15:59,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:15:59,898 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:15:59,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-31 22:15:59,901 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 [2024-10-31 22:15:59,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:15:59,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:15:59,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:15:59,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:15:59,919 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:15:59,919 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:15:59,924 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:15:59,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-10-31 22:15:59,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:15:59,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:15:59,946 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:15:59,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-31 22:15:59,951 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 [2024-10-31 22:15:59,962 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:15:59,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:15:59,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:15:59,963 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:15:59,966 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:15:59,966 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:15:59,975 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:15:59,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-10-31 22:15:59,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:15:59,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:15:59,992 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:15:59,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-31 22:15:59,994 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 [2024-10-31 22:16:00,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:00,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:00,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:00,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:00,006 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:00,007 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:00,007 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:00,009 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:00,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-10-31 22:16:00,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:00,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:00,030 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:00,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-31 22:16:00,033 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 [2024-10-31 22:16:00,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:00,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:00,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:00,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:00,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:00,048 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:00,048 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:00,051 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:00,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-10-31 22:16:00,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:00,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:00,073 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:00,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-31 22:16:00,076 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 [2024-10-31 22:16:00,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:00,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:00,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:00,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:00,095 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:00,095 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:00,115 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:00,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:00,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:00,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:00,137 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:00,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-31 22:16:00,139 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 [2024-10-31 22:16:00,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:00,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:00,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:00,153 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:00,161 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:00,161 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:00,171 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:16:00,198 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-10-31 22:16:00,198 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 10 variables to zero. [2024-10-31 22:16:00,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:00,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:00,202 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:00,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-31 22:16:00,204 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:16:00,231 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-31 22:16:00,232 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:16:00,232 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_1, ULTIMATE.start_main_~i~1#1) = 13*v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_1 - 2*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2024-10-31 22:16:00,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:00,272 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2024-10-31 22:16:00,280 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-31 22:16:00,283 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-31 22:16:00,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:00,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:00,329 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-31 22:16:00,330 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:16:00,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:00,349 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-31 22:16:00,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:16:00,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:16:00,429 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 [2024-10-31 22:16:00,431 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 38 states, 37 states have (on average 1.5135135135135136) internal successors, (56), 37 states have internal predecessors, (56), 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) [2024-10-31 22:16:00,490 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 38 states, 37 states have (on average 1.5135135135135136) internal successors, (56), 37 states have internal predecessors, (56), 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 74 states and 111 transitions. Complement of second has 6 states. [2024-10-31 22:16:00,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-31 22:16:00,497 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) [2024-10-31 22:16:00,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 55 transitions. [2024-10-31 22:16:00,500 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 55 transitions. Stem has 2 letters. Loop has 2 letters. [2024-10-31 22:16:00,500 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:16:00,500 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 55 transitions. Stem has 4 letters. Loop has 2 letters. [2024-10-31 22:16:00,500 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:16:00,501 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 55 transitions. Stem has 2 letters. Loop has 4 letters. [2024-10-31 22:16:00,501 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:16:00,502 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 74 states and 111 transitions. [2024-10-31 22:16:00,505 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 27 [2024-10-31 22:16:00,509 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 74 states to 34 states and 49 transitions. [2024-10-31 22:16:00,510 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 31 [2024-10-31 22:16:00,510 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2024-10-31 22:16:00,511 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 49 transitions. [2024-10-31 22:16:00,511 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:16:00,511 INFO L218 hiAutomatonCegarLoop]: Abstraction has 34 states and 49 transitions. [2024-10-31 22:16:00,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 49 transitions. [2024-10-31 22:16:00,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2024-10-31 22:16:00,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.4411764705882353) internal successors, (49), 33 states have internal predecessors, (49), 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) [2024-10-31 22:16:00,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 49 transitions. [2024-10-31 22:16:00,541 INFO L240 hiAutomatonCegarLoop]: Abstraction has 34 states and 49 transitions. [2024-10-31 22:16:00,541 INFO L425 stractBuchiCegarLoop]: Abstraction has 34 states and 49 transitions. [2024-10-31 22:16:00,541 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-31 22:16:00,541 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 49 transitions. [2024-10-31 22:16:00,545 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 27 [2024-10-31 22:16:00,546 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:16:00,546 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:16:00,546 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-10-31 22:16:00,546 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-10-31 22:16:00,547 INFO L745 eck$LassoCheckResult]: Stem: 197#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 179#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 180#L87-3 assume !(main_~i~1#1 < 7); 193#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 196#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 186#L63-4 [2024-10-31 22:16:00,547 INFO L747 eck$LassoCheckResult]: Loop: 186#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 168#L66 assume !parse_expression_list_#t~switch4#1; 169#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 187#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 188#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 186#L63-4 [2024-10-31 22:16:00,547 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:00,548 INFO L85 PathProgramCache]: Analyzing trace with hash 28696938, now seen corresponding path program 1 times [2024-10-31 22:16:00,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:00,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528891348] [2024-10-31 22:16:00,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:00,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:00,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:00,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:16:00,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:16:00,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528891348] [2024-10-31 22:16:00,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528891348] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:16:00,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:16:00,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:16:00,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307847261] [2024-10-31 22:16:00,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:16:00,685 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 22:16:00,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:00,686 INFO L85 PathProgramCache]: Analyzing trace with hash 55474879, now seen corresponding path program 1 times [2024-10-31 22:16:00,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:00,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433224017] [2024-10-31 22:16:00,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:00,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:00,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:00,704 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:00,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:00,718 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:00,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:16:00,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:16:00,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:16:00,817 INFO L87 Difference]: Start difference. First operand 34 states and 49 transitions. cyclomatic complexity: 17 Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2024-10-31 22:16:00,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:16:00,838 INFO L93 Difference]: Finished difference Result 34 states and 44 transitions. [2024-10-31 22:16:00,838 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 44 transitions. [2024-10-31 22:16:00,840 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2024-10-31 22:16:00,841 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 32 states and 42 transitions. [2024-10-31 22:16:00,841 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2024-10-31 22:16:00,841 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2024-10-31 22:16:00,841 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 42 transitions. [2024-10-31 22:16:00,841 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:16:00,841 INFO L218 hiAutomatonCegarLoop]: Abstraction has 32 states and 42 transitions. [2024-10-31 22:16:00,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 42 transitions. [2024-10-31 22:16:00,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 31. [2024-10-31 22:16:00,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.3225806451612903) internal successors, (41), 30 states have internal predecessors, (41), 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) [2024-10-31 22:16:00,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 41 transitions. [2024-10-31 22:16:00,847 INFO L240 hiAutomatonCegarLoop]: Abstraction has 31 states and 41 transitions. [2024-10-31 22:16:00,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:16:00,850 INFO L425 stractBuchiCegarLoop]: Abstraction has 31 states and 41 transitions. [2024-10-31 22:16:00,850 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-10-31 22:16:00,850 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 41 transitions. [2024-10-31 22:16:00,851 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2024-10-31 22:16:00,851 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:16:00,851 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:16:00,851 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:16:00,851 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-10-31 22:16:00,852 INFO L745 eck$LassoCheckResult]: Stem: 268#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 248#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 249#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 241#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 242#L87-3 assume !(main_~i~1#1 < 7); 264#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 267#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 256#L63-4 [2024-10-31 22:16:00,852 INFO L747 eck$LassoCheckResult]: Loop: 256#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 238#L66 assume !parse_expression_list_#t~switch4#1; 239#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 257#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 258#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 256#L63-4 [2024-10-31 22:16:00,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:00,855 INFO L85 PathProgramCache]: Analyzing trace with hash 1809669544, now seen corresponding path program 1 times [2024-10-31 22:16:00,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:00,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109804570] [2024-10-31 22:16:00,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:00,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:00,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:00,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:16:00,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:16:00,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109804570] [2024-10-31 22:16:00,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109804570] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:16:00,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [112940894] [2024-10-31 22:16:00,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:00,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:16:00,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:00,989 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:16:00,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-10-31 22:16:01,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:01,070 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-31 22:16:01,070 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:16:01,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:16:01,088 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 22:16:01,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:16:01,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [112940894] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 22:16:01,114 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 22:16:01,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-10-31 22:16:01,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913192196] [2024-10-31 22:16:01,115 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 22:16:01,115 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 22:16:01,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:01,116 INFO L85 PathProgramCache]: Analyzing trace with hash 55474879, now seen corresponding path program 2 times [2024-10-31 22:16:01,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:01,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582585329] [2024-10-31 22:16:01,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:01,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:01,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:01,127 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:01,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:01,135 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:01,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:16:01,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-31 22:16:01,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-10-31 22:16:01,227 INFO L87 Difference]: Start difference. First operand 31 states and 41 transitions. cyclomatic complexity: 12 Second operand has 7 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 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) [2024-10-31 22:16:01,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:16:01,272 INFO L93 Difference]: Finished difference Result 37 states and 47 transitions. [2024-10-31 22:16:01,272 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 37 states and 47 transitions. [2024-10-31 22:16:01,273 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2024-10-31 22:16:01,276 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 37 states to 37 states and 47 transitions. [2024-10-31 22:16:01,277 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2024-10-31 22:16:01,277 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2024-10-31 22:16:01,277 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37 states and 47 transitions. [2024-10-31 22:16:01,277 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:16:01,277 INFO L218 hiAutomatonCegarLoop]: Abstraction has 37 states and 47 transitions. [2024-10-31 22:16:01,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states and 47 transitions. [2024-10-31 22:16:01,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2024-10-31 22:16:01,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 37 states have (on average 1.2702702702702702) internal successors, (47), 36 states have internal predecessors, (47), 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) [2024-10-31 22:16:01,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 47 transitions. [2024-10-31 22:16:01,284 INFO L240 hiAutomatonCegarLoop]: Abstraction has 37 states and 47 transitions. [2024-10-31 22:16:01,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 22:16:01,285 INFO L425 stractBuchiCegarLoop]: Abstraction has 37 states and 47 transitions. [2024-10-31 22:16:01,288 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-10-31 22:16:01,288 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 37 states and 47 transitions. [2024-10-31 22:16:01,289 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2024-10-31 22:16:01,289 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:16:01,289 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:16:01,289 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 1, 1, 1, 1, 1] [2024-10-31 22:16:01,290 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-10-31 22:16:01,290 INFO L745 eck$LassoCheckResult]: Stem: 382#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 362#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 363#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 355#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 356#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 378#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 388#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 387#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 386#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 385#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 384#L87-3 assume !(main_~i~1#1 < 7); 383#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 381#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 370#L63-4 [2024-10-31 22:16:01,290 INFO L747 eck$LassoCheckResult]: Loop: 370#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 352#L66 assume !parse_expression_list_#t~switch4#1; 353#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 371#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 372#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 370#L63-4 [2024-10-31 22:16:01,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:01,290 INFO L85 PathProgramCache]: Analyzing trace with hash 82232674, now seen corresponding path program 2 times [2024-10-31 22:16:01,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:01,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113879158] [2024-10-31 22:16:01,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:01,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:01,490 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:16:01,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:16:01,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113879158] [2024-10-31 22:16:01,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [113879158] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:16:01,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [228076943] [2024-10-31 22:16:01,492 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-31 22:16:01,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:16:01,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:01,494 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:16:01,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-10-31 22:16:01,585 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-31 22:16:01,585 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-31 22:16:01,586 INFO L255 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-31 22:16:01,587 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:16:01,621 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:16:01,621 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 22:16:01,684 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:16:01,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [228076943] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 22:16:01,684 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 22:16:01,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 10 [2024-10-31 22:16:01,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966250849] [2024-10-31 22:16:01,685 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 22:16:01,685 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 22:16:01,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:01,686 INFO L85 PathProgramCache]: Analyzing trace with hash 55474879, now seen corresponding path program 3 times [2024-10-31 22:16:01,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:01,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577237698] [2024-10-31 22:16:01,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:01,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:01,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:01,692 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:01,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:01,696 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:01,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:16:01,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-31 22:16:01,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2024-10-31 22:16:01,772 INFO L87 Difference]: Start difference. First operand 37 states and 47 transitions. cyclomatic complexity: 12 Second operand has 10 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:16:01,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:16:01,815 INFO L93 Difference]: Finished difference Result 43 states and 53 transitions. [2024-10-31 22:16:01,815 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43 states and 53 transitions. [2024-10-31 22:16:01,815 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2024-10-31 22:16:01,816 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43 states to 43 states and 53 transitions. [2024-10-31 22:16:01,816 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2024-10-31 22:16:01,816 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2024-10-31 22:16:01,817 INFO L73 IsDeterministic]: Start isDeterministic. Operand 43 states and 53 transitions. [2024-10-31 22:16:01,817 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:16:01,817 INFO L218 hiAutomatonCegarLoop]: Abstraction has 43 states and 53 transitions. [2024-10-31 22:16:01,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states and 53 transitions. [2024-10-31 22:16:01,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2024-10-31 22:16:01,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 43 states have (on average 1.2325581395348837) internal successors, (53), 42 states have internal predecessors, (53), 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) [2024-10-31 22:16:01,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 53 transitions. [2024-10-31 22:16:01,820 INFO L240 hiAutomatonCegarLoop]: Abstraction has 43 states and 53 transitions. [2024-10-31 22:16:01,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-31 22:16:01,821 INFO L425 stractBuchiCegarLoop]: Abstraction has 43 states and 53 transitions. [2024-10-31 22:16:01,821 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-10-31 22:16:01,821 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 43 states and 53 transitions. [2024-10-31 22:16:01,822 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2024-10-31 22:16:01,822 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:16:01,822 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:16:01,822 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 1, 1, 1, 1, 1] [2024-10-31 22:16:01,822 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-10-31 22:16:01,822 INFO L745 eck$LassoCheckResult]: Stem: 547#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 527#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 528#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 520#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 521#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 544#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 559#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 558#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 557#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 556#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 555#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 554#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 553#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 552#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 551#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 550#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 549#L87-3 assume !(main_~i~1#1 < 7); 548#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 546#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 535#L63-4 [2024-10-31 22:16:01,823 INFO L747 eck$LassoCheckResult]: Loop: 535#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 517#L66 assume !parse_expression_list_#t~switch4#1; 518#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 536#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 537#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 535#L63-4 [2024-10-31 22:16:01,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:01,823 INFO L85 PathProgramCache]: Analyzing trace with hash 72219036, now seen corresponding path program 3 times [2024-10-31 22:16:01,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:01,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984700365] [2024-10-31 22:16:01,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:01,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:01,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:01,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:01,877 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:01,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:01,915 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:01,918 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:01,918 INFO L85 PathProgramCache]: Analyzing trace with hash 55474879, now seen corresponding path program 4 times [2024-10-31 22:16:01,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:01,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935932654] [2024-10-31 22:16:01,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:01,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:01,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:01,925 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:01,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:01,932 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:01,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:01,933 INFO L85 PathProgramCache]: Analyzing trace with hash -1772926460, now seen corresponding path program 1 times [2024-10-31 22:16:01,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:01,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999419187] [2024-10-31 22:16:01,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:01,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:01,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:01,977 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:02,017 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:07,439 WARN L286 SmtUtils]: Spent 5.32s on a formula simplification. DAG size of input: 192 DAG size of output: 148 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-10-31 22:16:07,743 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:16:07,744 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:16:07,744 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:16:07,744 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:16:07,744 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:16:07,744 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:07,744 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:16:07,744 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:16:07,744 INFO L132 ssoRankerPreferences]: Filename of dumped script: verisec_OpenSER_cases1_stripFullBoth_arr.i_Iteration5_Lasso [2024-10-31 22:16:07,744 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:16:07,744 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:16:07,749 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:07,754 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:07,757 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:07,760 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:07,763 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:07,767 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:07,770 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:07,773 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:07,777 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:07,781 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:07,795 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:08,255 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:08,258 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:08,261 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:08,264 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:08,266 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:08,269 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:08,271 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:08,274 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:08,276 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:08,279 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:08,281 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:08,284 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:08,286 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:08,289 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:08,291 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:08,294 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:08,297 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:08,300 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:08,302 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:08,305 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:08,657 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:16:08,657 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:16:08,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:08,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:08,659 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:08,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-10-31 22:16:08,669 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 [2024-10-31 22:16:08,685 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:08,685 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:08,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:08,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:08,685 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:08,686 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:08,686 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:08,688 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:08,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-10-31 22:16:08,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:08,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:08,716 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:08,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-10-31 22:16:08,726 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 [2024-10-31 22:16:08,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:08,755 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:08,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:08,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:08,755 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:08,756 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:08,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:08,758 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:08,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:08,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:08,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:08,779 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:08,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-10-31 22:16:08,782 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 [2024-10-31 22:16:08,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:08,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:08,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:08,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:08,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:08,799 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:08,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:08,805 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:08,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:08,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:08,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:08,827 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:08,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-10-31 22:16:08,830 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 [2024-10-31 22:16:08,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:08,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:08,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:08,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:08,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:08,846 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:08,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:08,854 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:08,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-10-31 22:16:08,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:08,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:08,879 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:08,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-10-31 22:16:08,885 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 [2024-10-31 22:16:08,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:08,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:08,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:08,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:08,901 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:08,902 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:08,902 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:08,903 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:08,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:08,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:08,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:08,944 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:08,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-10-31 22:16:08,947 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 [2024-10-31 22:16:08,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:08,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:08,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:08,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:08,959 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:08,959 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:08,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:08,962 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:08,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-10-31 22:16:08,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:08,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:08,985 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:08,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-10-31 22:16:08,989 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 [2024-10-31 22:16:09,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:09,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:09,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:09,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:09,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:09,005 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:09,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:09,010 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:09,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-10-31 22:16:09,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:09,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:09,033 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:09,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-10-31 22:16:09,036 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 [2024-10-31 22:16:09,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:09,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:09,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:09,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:09,057 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:09,058 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:09,064 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:09,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:09,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:09,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:09,092 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:09,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-10-31 22:16:09,094 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 [2024-10-31 22:16:09,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:09,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:09,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:09,106 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:09,108 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:09,108 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:09,112 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:09,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:09,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:09,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:09,132 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:09,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-10-31 22:16:09,134 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 [2024-10-31 22:16:09,145 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:09,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:09,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:09,145 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:09,147 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:09,147 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:09,153 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:09,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:09,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:09,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:09,176 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:09,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-10-31 22:16:09,179 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 [2024-10-31 22:16:09,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:09,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:09,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:09,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:09,195 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:09,195 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:09,201 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:09,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-10-31 22:16:09,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:09,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:09,223 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:09,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-10-31 22:16:09,226 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 [2024-10-31 22:16:09,241 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:09,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:09,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:09,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:09,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:09,242 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:09,242 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:09,244 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:09,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-10-31 22:16:09,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:09,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:09,263 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:09,284 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 [2024-10-31 22:16:09,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-10-31 22:16:09,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:09,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:09,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:09,299 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:09,302 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:09,302 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:09,307 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:09,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:09,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:09,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:09,328 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:09,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-10-31 22:16:09,331 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 [2024-10-31 22:16:09,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:09,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:09,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:09,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:09,348 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:09,348 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:09,353 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:09,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:09,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:09,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:09,376 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:09,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-10-31 22:16:09,378 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 [2024-10-31 22:16:09,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:09,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:09,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:09,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:09,397 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:09,397 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:09,401 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:09,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:09,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:09,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:09,422 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:09,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-10-31 22:16:09,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:09,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:09,438 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:09,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:09,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:09,439 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:09,439 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:09,439 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:09,442 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:09,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:09,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:09,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:09,462 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:09,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-10-31 22:16:09,465 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 [2024-10-31 22:16:09,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:09,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:09,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:09,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:09,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:09,481 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:09,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:09,484 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:09,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-10-31 22:16:09,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:09,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:09,507 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:09,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-10-31 22:16:09,510 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 [2024-10-31 22:16:09,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:09,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:09,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:09,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:09,526 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:09,526 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:09,532 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:09,549 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:09,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:09,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:09,553 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:09,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-10-31 22:16:09,556 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 [2024-10-31 22:16:09,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:09,571 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:09,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:09,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:09,571 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:09,571 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:09,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:09,574 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:09,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:09,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:09,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:09,594 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:09,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-10-31 22:16:09,597 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 [2024-10-31 22:16:09,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:09,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:09,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:09,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:09,615 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:09,615 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:09,622 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:09,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-10-31 22:16:09,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:09,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:09,643 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:09,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-10-31 22:16:09,645 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 [2024-10-31 22:16:09,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:09,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:09,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:09,658 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:09,662 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:09,662 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:09,668 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:09,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:09,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:09,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:09,689 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:09,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-10-31 22:16:09,693 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 [2024-10-31 22:16:09,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:09,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:09,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:09,709 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:09,713 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:09,714 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:09,725 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:16:09,762 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2024-10-31 22:16:09,762 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2024-10-31 22:16:09,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:09,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:09,766 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:09,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-10-31 22:16:09,768 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:16:09,785 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-31 22:16:09,785 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:16:09,785 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_parse_expression_list_~str#1.offset, v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_2, ULTIMATE.start_parse_expression_list_~i~0#1) = -1*ULTIMATE.start_parse_expression_list_~str#1.offset + 1*v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_2 - 1*ULTIMATE.start_parse_expression_list_~i~0#1 Supporting invariants [] [2024-10-31 22:16:09,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:09,853 INFO L156 tatePredicateManager]: 12 out of 13 supporting invariants were superfluous and have been removed [2024-10-31 22:16:09,856 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-31 22:16:09,857 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-31 22:16:09,857 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~str!offset [2024-10-31 22:16:09,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:09,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:09,929 INFO L255 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-31 22:16:09,932 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:16:09,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:09,980 INFO L255 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-31 22:16:09,981 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:16:10,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:16:10,046 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-10-31 22:16:10,046 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 43 states and 53 transitions. cyclomatic complexity: 12 Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 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) [2024-10-31 22:16:10,124 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 43 states and 53 transitions. cyclomatic complexity: 12. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 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 69 states and 88 transitions. Complement of second has 5 states. [2024-10-31 22:16:10,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-31 22:16:10,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 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) [2024-10-31 22:16:10,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 41 transitions. [2024-10-31 22:16:10,125 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 41 transitions. Stem has 19 letters. Loop has 5 letters. [2024-10-31 22:16:10,126 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:16:10,126 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 41 transitions. Stem has 24 letters. Loop has 5 letters. [2024-10-31 22:16:10,127 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:16:10,127 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 41 transitions. Stem has 19 letters. Loop has 10 letters. [2024-10-31 22:16:10,128 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:16:10,128 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 69 states and 88 transitions. [2024-10-31 22:16:10,129 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-10-31 22:16:10,130 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 69 states to 56 states and 72 transitions. [2024-10-31 22:16:10,130 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2024-10-31 22:16:10,130 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2024-10-31 22:16:10,130 INFO L73 IsDeterministic]: Start isDeterministic. Operand 56 states and 72 transitions. [2024-10-31 22:16:10,130 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 22:16:10,130 INFO L218 hiAutomatonCegarLoop]: Abstraction has 56 states and 72 transitions. [2024-10-31 22:16:10,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states and 72 transitions. [2024-10-31 22:16:10,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 55. [2024-10-31 22:16:10,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 55 states have (on average 1.290909090909091) internal successors, (71), 54 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:16:10,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 71 transitions. [2024-10-31 22:16:10,134 INFO L240 hiAutomatonCegarLoop]: Abstraction has 55 states and 71 transitions. [2024-10-31 22:16:10,134 INFO L425 stractBuchiCegarLoop]: Abstraction has 55 states and 71 transitions. [2024-10-31 22:16:10,135 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-10-31 22:16:10,135 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 55 states and 71 transitions. [2024-10-31 22:16:10,135 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-10-31 22:16:10,136 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:16:10,136 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:16:10,136 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:16:10,136 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 22:16:10,137 INFO L745 eck$LassoCheckResult]: Stem: 821#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 793#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 794#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 783#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 784#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 817#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 833#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 832#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 831#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 830#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 829#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 828#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 827#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 826#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 825#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 824#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 823#L87-3 assume !(main_~i~1#1 < 7); 822#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 820#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 803#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 779#L66 assume parse_expression_list_#t~switch4#1; 782#L67-5 [2024-10-31 22:16:10,137 INFO L747 eck$LassoCheckResult]: Loop: 782#L67-5 call parse_expression_list_#t~mem5#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1; 791#L67-1 assume parse_expression_list_#t~short7#1; 807#L67-3 assume !!parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1;parse_expression_list_#t~post8#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post8#1; 782#L67-5 [2024-10-31 22:16:10,137 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:10,138 INFO L85 PathProgramCache]: Analyzing trace with hash 683017663, now seen corresponding path program 1 times [2024-10-31 22:16:10,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:10,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295155055] [2024-10-31 22:16:10,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:10,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:10,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:10,167 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:10,185 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:10,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:10,186 INFO L85 PathProgramCache]: Analyzing trace with hash 62664, now seen corresponding path program 1 times [2024-10-31 22:16:10,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:10,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95895703] [2024-10-31 22:16:10,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:10,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:10,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:10,195 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:10,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:10,199 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:10,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:10,200 INFO L85 PathProgramCache]: Analyzing trace with hash -1775817142, now seen corresponding path program 1 times [2024-10-31 22:16:10,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:10,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853810430] [2024-10-31 22:16:10,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:10,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:10,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:10,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-10-31 22:16:10,613 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-10-31 22:16:10,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:16:10,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853810430] [2024-10-31 22:16:10,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853810430] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:16:10,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:16:10,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-31 22:16:10,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154337924] [2024-10-31 22:16:10,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:16:10,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:16:10,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-31 22:16:10,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-31 22:16:10,685 INFO L87 Difference]: Start difference. First operand 55 states and 71 transitions. cyclomatic complexity: 20 Second operand has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 states have internal predecessors, (12), 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) [2024-10-31 22:16:10,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:16:10,820 INFO L93 Difference]: Finished difference Result 85 states and 112 transitions. [2024-10-31 22:16:10,820 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 85 states and 112 transitions. [2024-10-31 22:16:10,821 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2024-10-31 22:16:10,822 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 85 states to 85 states and 112 transitions. [2024-10-31 22:16:10,822 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2024-10-31 22:16:10,822 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2024-10-31 22:16:10,822 INFO L73 IsDeterministic]: Start isDeterministic. Operand 85 states and 112 transitions. [2024-10-31 22:16:10,822 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 22:16:10,823 INFO L218 hiAutomatonCegarLoop]: Abstraction has 85 states and 112 transitions. [2024-10-31 22:16:10,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states and 112 transitions. [2024-10-31 22:16:10,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 62. [2024-10-31 22:16:10,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 62 states have (on average 1.2903225806451613) internal successors, (80), 61 states have internal predecessors, (80), 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) [2024-10-31 22:16:10,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 80 transitions. [2024-10-31 22:16:10,827 INFO L240 hiAutomatonCegarLoop]: Abstraction has 62 states and 80 transitions. [2024-10-31 22:16:10,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-31 22:16:10,828 INFO L425 stractBuchiCegarLoop]: Abstraction has 62 states and 80 transitions. [2024-10-31 22:16:10,828 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-10-31 22:16:10,828 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 62 states and 80 transitions. [2024-10-31 22:16:10,829 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-10-31 22:16:10,829 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:16:10,829 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:16:10,829 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:16:10,829 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 22:16:10,830 INFO L745 eck$LassoCheckResult]: Stem: 978#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 947#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 948#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 939#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 940#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 972#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 990#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 989#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 988#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 987#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 986#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 985#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 984#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 983#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 982#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 981#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 980#L87-3 assume !(main_~i~1#1 < 7); 979#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 977#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 957#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 958#L66 assume !parse_expression_list_#t~switch4#1; 934#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 960#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 961#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 959#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 933#L66 assume parse_expression_list_#t~switch4#1; 936#L67-5 [2024-10-31 22:16:10,830 INFO L747 eck$LassoCheckResult]: Loop: 936#L67-5 call parse_expression_list_#t~mem5#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1; 945#L67-1 assume parse_expression_list_#t~short7#1; 994#L67-3 assume !!parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1;parse_expression_list_#t~post8#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post8#1; 936#L67-5 [2024-10-31 22:16:10,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:10,830 INFO L85 PathProgramCache]: Analyzing trace with hash 1319689255, now seen corresponding path program 1 times [2024-10-31 22:16:10,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:10,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322772140] [2024-10-31 22:16:10,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:10,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:10,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:10,853 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:10,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:10,870 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:10,871 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:10,871 INFO L85 PathProgramCache]: Analyzing trace with hash 62664, now seen corresponding path program 2 times [2024-10-31 22:16:10,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:10,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354304433] [2024-10-31 22:16:10,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:10,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:10,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:10,875 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:10,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:10,878 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:10,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:10,879 INFO L85 PathProgramCache]: Analyzing trace with hash -1267999006, now seen corresponding path program 1 times [2024-10-31 22:16:10,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:10,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388320734] [2024-10-31 22:16:10,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:10,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:10,901 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:10,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:10,918 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:16,095 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:16:16,095 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:16:16,095 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:16:16,095 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:16:16,095 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:16:16,096 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:16,096 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:16:16,096 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:16:16,096 INFO L132 ssoRankerPreferences]: Filename of dumped script: verisec_OpenSER_cases1_stripFullBoth_arr.i_Iteration7_Lasso [2024-10-31 22:16:16,096 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:16:16,096 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:16:16,101 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,105 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,108 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,111 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,114 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,116 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,119 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,122 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,124 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,127 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,130 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,133 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,136 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,138 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,141 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,160 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,163 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,647 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,650 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,652 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,655 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,657 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,660 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,662 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,665 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,669 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,671 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,674 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,676 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,679 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:16,682 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:17,033 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:16:17,033 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:16:17,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,037 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-10-31 22:16:17,045 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 [2024-10-31 22:16:17,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,060 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:17,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,060 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,061 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:17,061 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:17,063 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:17,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,081 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-10-31 22:16:17,086 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 [2024-10-31 22:16:17,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,097 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:17,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,097 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,098 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:17,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:17,100 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:17,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,117 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-10-31 22:16:17,119 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 [2024-10-31 22:16:17,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,130 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:17,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,130 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,130 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:17,130 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:17,132 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:17,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,144 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-10-31 22:16:17,146 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 [2024-10-31 22:16:17,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:17,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,158 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:17,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:17,159 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2024-10-31 22:16:17,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,175 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-10-31 22:16:17,177 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 [2024-10-31 22:16:17,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:17,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,189 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:17,189 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:17,190 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-10-31 22:16:17,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,203 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-10-31 22:16:17,204 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 [2024-10-31 22:16:17,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:17,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,216 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:17,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:17,218 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2024-10-31 22:16:17,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,231 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-10-31 22:16:17,233 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 [2024-10-31 22:16:17,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,244 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:17,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,244 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,245 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:17,245 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:17,246 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-10-31 22:16:17,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,259 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-10-31 22:16:17,261 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 [2024-10-31 22:16:17,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:17,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,272 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:17,272 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:17,276 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:17,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,293 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-10-31 22:16:17,295 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 [2024-10-31 22:16:17,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:17,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,306 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:17,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:17,308 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-10-31 22:16:17,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,322 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-10-31 22:16:17,324 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 [2024-10-31 22:16:17,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:17,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,339 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:17,340 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:17,344 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-10-31 22:16:17,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,364 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-10-31 22:16:17,368 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 [2024-10-31 22:16:17,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,383 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:17,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,384 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:17,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:17,386 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-10-31 22:16:17,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,406 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-10-31 22:16:17,408 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 [2024-10-31 22:16:17,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,422 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:17,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,423 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:17,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:17,428 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:17,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,448 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-10-31 22:16:17,450 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 [2024-10-31 22:16:17,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,465 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:17,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,466 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:17,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:17,469 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:17,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,486 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-10-31 22:16:17,488 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 [2024-10-31 22:16:17,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:17,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,500 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:17,500 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:17,502 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2024-10-31 22:16:17,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,514 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-10-31 22:16:17,516 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 [2024-10-31 22:16:17,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,529 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:17,529 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:17,532 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:17,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,546 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-10-31 22:16:17,548 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 [2024-10-31 22:16:17,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,563 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,564 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:17,565 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:17,571 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:17,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,592 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-10-31 22:16:17,594 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 [2024-10-31 22:16:17,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:17,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,609 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,610 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:17,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:17,613 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:17,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,636 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-10-31 22:16:17,638 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 [2024-10-31 22:16:17,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,651 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:17,651 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:17,654 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:17,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,682 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-10-31 22:16:17,683 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 [2024-10-31 22:16:17,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,694 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,697 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:17,697 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:17,703 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-10-31 22:16:17,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,715 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-10-31 22:16:17,717 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 [2024-10-31 22:16:17,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,728 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,729 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:17,729 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:17,734 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-10-31 22:16:17,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,754 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-10-31 22:16:17,757 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 [2024-10-31 22:16:17,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,775 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:17,775 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:17,780 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:17,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,802 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-10-31 22:16:17,804 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 [2024-10-31 22:16:17,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,818 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:17,818 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:17,822 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2024-10-31 22:16:17,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,835 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-10-31 22:16:17,836 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 [2024-10-31 22:16:17,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,847 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-10-31 22:16:17,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,850 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-10-31 22:16:17,850 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:17,857 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2024-10-31 22:16:17,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,871 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-10-31 22:16:17,873 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 [2024-10-31 22:16:17,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,884 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,885 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:17,885 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:17,889 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:17,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,902 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-10-31 22:16:17,903 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 [2024-10-31 22:16:17,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,914 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,915 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:17,915 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:17,918 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:17,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,931 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-10-31 22:16:17,932 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 [2024-10-31 22:16:17,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,945 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:17,946 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:17,950 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:17,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:17,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:17,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:17,972 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:17,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-10-31 22:16:17,976 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 [2024-10-31 22:16:17,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:17,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:17,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:17,990 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:17,993 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:17,993 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:17,996 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:18,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2024-10-31 22:16:18,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:18,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:18,009 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:18,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-10-31 22:16:18,012 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 [2024-10-31 22:16:18,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:18,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:18,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:18,023 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:18,024 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:18,025 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:18,029 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:18,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2024-10-31 22:16:18,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:18,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:18,051 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:18,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-10-31 22:16:18,052 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 [2024-10-31 22:16:18,067 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:18,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:18,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:18,067 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:18,069 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:18,069 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:18,074 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:18,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:18,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:18,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:18,093 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:18,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-10-31 22:16:18,094 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 [2024-10-31 22:16:18,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:18,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:18,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:18,106 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:18,110 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:18,110 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:18,121 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:16:18,148 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2024-10-31 22:16:18,148 INFO L444 ModelExtractionUtils]: 0 out of 16 variables were initially zero. Simplification set additionally 12 variables to zero. [2024-10-31 22:16:18,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:18,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:18,152 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:18,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-10-31 22:16:18,155 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:16:18,171 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2024-10-31 22:16:18,171 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:16:18,172 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_3, ULTIMATE.start_parse_expression_list_~start~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_3 - 1*ULTIMATE.start_parse_expression_list_~start~0#1 Supporting invariants [1*ULTIMATE.start_parse_expression_list_~str#1.offset >= 0] [2024-10-31 22:16:18,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:18,247 INFO L156 tatePredicateManager]: 12 out of 14 supporting invariants were superfluous and have been removed [2024-10-31 22:16:18,251 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-31 22:16:18,252 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-31 22:16:18,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:18,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:18,335 INFO L255 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-31 22:16:18,336 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:16:18,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:18,577 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-31 22:16:18,577 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:16:18,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:16:18,620 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2024-10-31 22:16:18,620 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 62 states and 80 transitions. cyclomatic complexity: 22 Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 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) [2024-10-31 22:16:18,737 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 62 states and 80 transitions. cyclomatic complexity: 22. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 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 165 states and 226 transitions. Complement of second has 9 states. [2024-10-31 22:16:18,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2024-10-31 22:16:18,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 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) [2024-10-31 22:16:18,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 55 transitions. [2024-10-31 22:16:18,739 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 55 transitions. Stem has 26 letters. Loop has 3 letters. [2024-10-31 22:16:18,739 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:16:18,739 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 55 transitions. Stem has 29 letters. Loop has 3 letters. [2024-10-31 22:16:18,739 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:16:18,739 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 55 transitions. Stem has 26 letters. Loop has 6 letters. [2024-10-31 22:16:18,739 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:16:18,740 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 165 states and 226 transitions. [2024-10-31 22:16:18,741 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 18 [2024-10-31 22:16:18,742 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 165 states to 129 states and 174 transitions. [2024-10-31 22:16:18,742 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 34 [2024-10-31 22:16:18,743 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 42 [2024-10-31 22:16:18,743 INFO L73 IsDeterministic]: Start isDeterministic. Operand 129 states and 174 transitions. [2024-10-31 22:16:18,743 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 22:16:18,743 INFO L218 hiAutomatonCegarLoop]: Abstraction has 129 states and 174 transitions. [2024-10-31 22:16:18,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states and 174 transitions. [2024-10-31 22:16:18,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 88. [2024-10-31 22:16:18,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 88 states have (on average 1.3522727272727273) internal successors, (119), 87 states have internal predecessors, (119), 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) [2024-10-31 22:16:18,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 119 transitions. [2024-10-31 22:16:18,749 INFO L240 hiAutomatonCegarLoop]: Abstraction has 88 states and 119 transitions. [2024-10-31 22:16:18,749 INFO L425 stractBuchiCegarLoop]: Abstraction has 88 states and 119 transitions. [2024-10-31 22:16:18,749 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-10-31 22:16:18,749 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 88 states and 119 transitions. [2024-10-31 22:16:18,750 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-10-31 22:16:18,750 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:16:18,750 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:16:18,752 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:16:18,752 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 22:16:18,753 INFO L745 eck$LassoCheckResult]: Stem: 1387#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 1354#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 1355#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1342#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1343#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1382#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1401#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1400#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1399#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1398#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1397#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1396#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1395#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1394#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1393#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1392#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1391#L87-3 assume !(main_~i~1#1 < 7); 1388#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 1386#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 1364#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 1365#L66 assume parse_expression_list_#t~switch4#1; 1348#L67-5 call parse_expression_list_#t~mem5#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1; 1349#L67-1 assume !parse_expression_list_#t~short7#1;call parse_expression_list_#t~mem6#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 9 == parse_expression_list_#t~mem6#1; 1369#L67-3 assume !parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1; 1370#L67-6 call parse_expression_list_#t~mem9#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 1413#L66-1 assume 34 == parse_expression_list_#t~mem9#1;havoc parse_expression_list_#t~mem9#1;parse_expression_list_#t~post10#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post10#1; 1358#L66-3 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 1345#L70-8 [2024-10-31 22:16:18,753 INFO L747 eck$LassoCheckResult]: Loop: 1345#L70-8 parse_expression_list_#t~short14#1 := 0 < parse_expression_list_~j~0#1; 1362#L70-1 assume !parse_expression_list_#t~short14#1; 1344#L70-6 assume !!parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~mem11#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~short13#1;havoc parse_expression_list_#t~short14#1;parse_expression_list_#t~post15#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post15#1 - 1; 1345#L70-8 [2024-10-31 22:16:18,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:18,754 INFO L85 PathProgramCache]: Analyzing trace with hash 2040510030, now seen corresponding path program 1 times [2024-10-31 22:16:18,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:18,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317337841] [2024-10-31 22:16:18,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:18,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:18,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:18,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:19,175 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-10-31 22:16:19,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:16:19,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317337841] [2024-10-31 22:16:19,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1317337841] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:16:19,176 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:16:19,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-31 22:16:19,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900035809] [2024-10-31 22:16:19,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:16:19,177 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 22:16:19,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:19,177 INFO L85 PathProgramCache]: Analyzing trace with hash 89761, now seen corresponding path program 1 times [2024-10-31 22:16:19,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:19,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341403013] [2024-10-31 22:16:19,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:19,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:19,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:19,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:16:19,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:16:19,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341403013] [2024-10-31 22:16:19,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341403013] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:16:19,188 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:16:19,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:16:19,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592507930] [2024-10-31 22:16:19,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:16:19,188 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-10-31 22:16:19,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:16:19,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:16:19,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:16:19,189 INFO L87 Difference]: Start difference. First operand 88 states and 119 transitions. cyclomatic complexity: 38 Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 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) [2024-10-31 22:16:19,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:16:19,201 INFO L93 Difference]: Finished difference Result 90 states and 120 transitions. [2024-10-31 22:16:19,202 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 90 states and 120 transitions. [2024-10-31 22:16:19,202 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-10-31 22:16:19,203 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 90 states to 89 states and 119 transitions. [2024-10-31 22:16:19,203 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2024-10-31 22:16:19,204 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2024-10-31 22:16:19,204 INFO L73 IsDeterministic]: Start isDeterministic. Operand 89 states and 119 transitions. [2024-10-31 22:16:19,204 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 22:16:19,204 INFO L218 hiAutomatonCegarLoop]: Abstraction has 89 states and 119 transitions. [2024-10-31 22:16:19,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states and 119 transitions. [2024-10-31 22:16:19,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2024-10-31 22:16:19,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 89 states have (on average 1.3370786516853932) internal successors, (119), 88 states have internal predecessors, (119), 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) [2024-10-31 22:16:19,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 119 transitions. [2024-10-31 22:16:19,209 INFO L240 hiAutomatonCegarLoop]: Abstraction has 89 states and 119 transitions. [2024-10-31 22:16:19,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:16:19,210 INFO L425 stractBuchiCegarLoop]: Abstraction has 89 states and 119 transitions. [2024-10-31 22:16:19,210 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-10-31 22:16:19,210 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 89 states and 119 transitions. [2024-10-31 22:16:19,211 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-10-31 22:16:19,211 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:16:19,211 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:16:19,212 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:16:19,212 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-10-31 22:16:19,212 INFO L745 eck$LassoCheckResult]: Stem: 1575#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 1541#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 1542#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1530#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1531#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1567#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1596#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1593#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1592#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1590#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1587#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1585#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1582#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1581#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1580#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1579#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1578#L87-3 assume !(main_~i~1#1 < 7); 1576#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 1574#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 1552#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 1553#L66 assume parse_expression_list_#t~switch4#1; 1605#L67-5 call parse_expression_list_#t~mem5#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1; 1569#L67-1 assume !parse_expression_list_#t~short7#1;call parse_expression_list_#t~mem6#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 9 == parse_expression_list_#t~mem6#1; 1557#L67-3 assume !parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1; 1558#L67-6 call parse_expression_list_#t~mem9#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 1564#L66-1 assume !(34 == parse_expression_list_#t~mem9#1);havoc parse_expression_list_#t~mem9#1; 1545#L66-3 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 1535#L70-8 [2024-10-31 22:16:19,212 INFO L747 eck$LassoCheckResult]: Loop: 1535#L70-8 parse_expression_list_#t~short14#1 := 0 < parse_expression_list_~j~0#1; 1550#L70-1 assume parse_expression_list_#t~short14#1;call parse_expression_list_#t~mem11#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~j~0#1, 1);parse_expression_list_#t~short13#1 := 32 == parse_expression_list_#t~mem11#1; 1572#L70-2 assume parse_expression_list_#t~short13#1; 1561#L70-4 parse_expression_list_#t~short14#1 := parse_expression_list_#t~short13#1; 1534#L70-6 assume !!parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~mem11#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~short13#1;havoc parse_expression_list_#t~short14#1;parse_expression_list_#t~post15#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post15#1 - 1; 1535#L70-8 [2024-10-31 22:16:19,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:19,213 INFO L85 PathProgramCache]: Analyzing trace with hash 2040510092, now seen corresponding path program 1 times [2024-10-31 22:16:19,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:19,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930943896] [2024-10-31 22:16:19,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:19,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:19,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:19,232 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:19,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:19,247 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:19,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:19,248 INFO L85 PathProgramCache]: Analyzing trace with hash 85982918, now seen corresponding path program 1 times [2024-10-31 22:16:19,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:19,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600531639] [2024-10-31 22:16:19,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:19,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:19,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:19,253 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:19,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:19,256 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:19,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:19,257 INFO L85 PathProgramCache]: Analyzing trace with hash 907257627, now seen corresponding path program 1 times [2024-10-31 22:16:19,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:19,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251880640] [2024-10-31 22:16:19,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:19,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:19,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:19,383 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-10-31 22:16:19,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:16:19,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251880640] [2024-10-31 22:16:19,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251880640] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:16:19,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:16:19,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-31 22:16:19,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127799264] [2024-10-31 22:16:19,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:16:19,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:16:19,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-31 22:16:19,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-31 22:16:19,480 INFO L87 Difference]: Start difference. First operand 89 states and 119 transitions. cyclomatic complexity: 37 Second operand has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 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) [2024-10-31 22:16:19,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:16:19,593 INFO L93 Difference]: Finished difference Result 122 states and 153 transitions. [2024-10-31 22:16:19,593 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 122 states and 153 transitions. [2024-10-31 22:16:19,594 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-10-31 22:16:19,595 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 122 states to 110 states and 140 transitions. [2024-10-31 22:16:19,595 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24 [2024-10-31 22:16:19,595 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2024-10-31 22:16:19,595 INFO L73 IsDeterministic]: Start isDeterministic. Operand 110 states and 140 transitions. [2024-10-31 22:16:19,596 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 22:16:19,596 INFO L218 hiAutomatonCegarLoop]: Abstraction has 110 states and 140 transitions. [2024-10-31 22:16:19,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states and 140 transitions. [2024-10-31 22:16:19,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 93. [2024-10-31 22:16:19,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 93 states have (on average 1.3010752688172043) internal successors, (121), 92 states have internal predecessors, (121), 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) [2024-10-31 22:16:19,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 121 transitions. [2024-10-31 22:16:19,600 INFO L240 hiAutomatonCegarLoop]: Abstraction has 93 states and 121 transitions. [2024-10-31 22:16:19,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-31 22:16:19,601 INFO L425 stractBuchiCegarLoop]: Abstraction has 93 states and 121 transitions. [2024-10-31 22:16:19,602 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-10-31 22:16:19,602 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 93 states and 121 transitions. [2024-10-31 22:16:19,602 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-10-31 22:16:19,602 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:16:19,603 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:16:19,603 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:16:19,603 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-10-31 22:16:19,604 INFO L745 eck$LassoCheckResult]: Stem: 1802#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 1766#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 1767#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1755#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1756#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1794#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1842#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1841#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1840#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1838#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1837#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1836#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1835#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1833#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1831#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 1827#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 1826#L87-3 assume !(main_~i~1#1 < 7); 1803#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 1801#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 1777#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 1752#L66 assume !parse_expression_list_#t~switch4#1; 1753#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 1780#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 1781#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 1792#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 1825#L66 assume parse_expression_list_#t~switch4#1; 1822#L67-5 call parse_expression_list_#t~mem5#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1; 1816#L67-1 assume !parse_expression_list_#t~short7#1;call parse_expression_list_#t~mem6#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 9 == parse_expression_list_#t~mem6#1; 1782#L67-3 assume !parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1; 1783#L67-6 call parse_expression_list_#t~mem9#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 1797#L66-1 assume !(34 == parse_expression_list_#t~mem9#1);havoc parse_expression_list_#t~mem9#1; 1770#L66-3 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 1760#L70-8 [2024-10-31 22:16:19,604 INFO L747 eck$LassoCheckResult]: Loop: 1760#L70-8 parse_expression_list_#t~short14#1 := 0 < parse_expression_list_~j~0#1; 1775#L70-1 assume parse_expression_list_#t~short14#1;call parse_expression_list_#t~mem11#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~j~0#1, 1);parse_expression_list_#t~short13#1 := 32 == parse_expression_list_#t~mem11#1; 1799#L70-2 assume parse_expression_list_#t~short13#1; 1786#L70-4 parse_expression_list_#t~short14#1 := parse_expression_list_#t~short13#1; 1759#L70-6 assume !!parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~mem11#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~short13#1;havoc parse_expression_list_#t~short14#1;parse_expression_list_#t~post15#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post15#1 - 1; 1760#L70-8 [2024-10-31 22:16:19,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:19,605 INFO L85 PathProgramCache]: Analyzing trace with hash -719184140, now seen corresponding path program 1 times [2024-10-31 22:16:19,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:19,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963154997] [2024-10-31 22:16:19,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:19,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:19,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:19,632 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:19,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:19,650 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:19,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:19,651 INFO L85 PathProgramCache]: Analyzing trace with hash 85982918, now seen corresponding path program 2 times [2024-10-31 22:16:19,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:19,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66407674] [2024-10-31 22:16:19,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:19,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:19,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:19,655 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:19,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:19,660 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:19,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:19,660 INFO L85 PathProgramCache]: Analyzing trace with hash -448118861, now seen corresponding path program 1 times [2024-10-31 22:16:19,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:19,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640229845] [2024-10-31 22:16:19,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:19,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:19,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:19,782 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-10-31 22:16:19,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:16:19,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640229845] [2024-10-31 22:16:19,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640229845] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:16:19,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1360558991] [2024-10-31 22:16:19,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:19,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:16:19,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:19,785 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:16:19,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (67)] Waiting until timeout for monitored process [2024-10-31 22:16:19,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:19,905 INFO L255 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-31 22:16:19,907 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:16:19,944 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-10-31 22:16:19,944 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 22:16:19,993 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-10-31 22:16:19,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1360558991] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 22:16:19,993 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 22:16:19,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 7 [2024-10-31 22:16:19,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752072397] [2024-10-31 22:16:19,994 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 22:16:20,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:16:20,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-31 22:16:20,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-10-31 22:16:20,092 INFO L87 Difference]: Start difference. First operand 93 states and 121 transitions. cyclomatic complexity: 35 Second operand has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 7 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:16:20,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:16:20,232 INFO L93 Difference]: Finished difference Result 164 states and 214 transitions. [2024-10-31 22:16:20,232 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 164 states and 214 transitions. [2024-10-31 22:16:20,234 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2024-10-31 22:16:20,235 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 164 states to 149 states and 192 transitions. [2024-10-31 22:16:20,235 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 27 [2024-10-31 22:16:20,235 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 27 [2024-10-31 22:16:20,235 INFO L73 IsDeterministic]: Start isDeterministic. Operand 149 states and 192 transitions. [2024-10-31 22:16:20,236 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 22:16:20,236 INFO L218 hiAutomatonCegarLoop]: Abstraction has 149 states and 192 transitions. [2024-10-31 22:16:20,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states and 192 transitions. [2024-10-31 22:16:20,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 132. [2024-10-31 22:16:20,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 132 states have (on average 1.3106060606060606) internal successors, (173), 131 states have internal predecessors, (173), 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) [2024-10-31 22:16:20,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 173 transitions. [2024-10-31 22:16:20,244 INFO L240 hiAutomatonCegarLoop]: Abstraction has 132 states and 173 transitions. [2024-10-31 22:16:20,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-31 22:16:20,246 INFO L425 stractBuchiCegarLoop]: Abstraction has 132 states and 173 transitions. [2024-10-31 22:16:20,246 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-10-31 22:16:20,247 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 132 states and 173 transitions. [2024-10-31 22:16:20,248 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2024-10-31 22:16:20,248 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:16:20,248 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:16:20,249 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:16:20,249 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-10-31 22:16:20,250 INFO L745 eck$LassoCheckResult]: Stem: 2295#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 2259#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 2260#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2248#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2249#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2287#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2345#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2344#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2343#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2342#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2338#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2337#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2336#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2335#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2334#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2331#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2330#L87-3 assume !(main_~i~1#1 < 7); 2296#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 2294#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 2270#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 2271#L66 assume !parse_expression_list_#t~switch4#1; 2349#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 2348#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 2347#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 2272#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 2245#L66 assume !parse_expression_list_#t~switch4#1; 2246#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 2356#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 2346#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 2327#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 2325#L66 assume parse_expression_list_#t~switch4#1; 2324#L67-5 call parse_expression_list_#t~mem5#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1; 2320#L67-1 assume !parse_expression_list_#t~short7#1;call parse_expression_list_#t~mem6#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 9 == parse_expression_list_#t~mem6#1; 2312#L67-3 assume !parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1; 2308#L67-6 call parse_expression_list_#t~mem9#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 2303#L66-1 assume 34 == parse_expression_list_#t~mem9#1;havoc parse_expression_list_#t~mem9#1;parse_expression_list_#t~post10#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post10#1; 2263#L66-3 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 2253#L70-8 [2024-10-31 22:16:20,250 INFO L747 eck$LassoCheckResult]: Loop: 2253#L70-8 parse_expression_list_#t~short14#1 := 0 < parse_expression_list_~j~0#1; 2268#L70-1 assume parse_expression_list_#t~short14#1;call parse_expression_list_#t~mem11#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~j~0#1, 1);parse_expression_list_#t~short13#1 := 32 == parse_expression_list_#t~mem11#1; 2292#L70-2 assume parse_expression_list_#t~short13#1; 2279#L70-4 parse_expression_list_#t~short14#1 := parse_expression_list_#t~short13#1; 2252#L70-6 assume !!parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~mem11#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~short13#1;havoc parse_expression_list_#t~short14#1;parse_expression_list_#t~post15#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post15#1 - 1; 2253#L70-8 [2024-10-31 22:16:20,250 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:20,250 INFO L85 PathProgramCache]: Analyzing trace with hash -2074560690, now seen corresponding path program 1 times [2024-10-31 22:16:20,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:20,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58435409] [2024-10-31 22:16:20,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:20,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:20,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:20,276 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:20,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:20,296 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:20,296 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:20,296 INFO L85 PathProgramCache]: Analyzing trace with hash 85982918, now seen corresponding path program 3 times [2024-10-31 22:16:20,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:20,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983929351] [2024-10-31 22:16:20,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:20,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:20,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:20,301 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:20,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:20,304 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:20,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:20,305 INFO L85 PathProgramCache]: Analyzing trace with hash 1107742617, now seen corresponding path program 1 times [2024-10-31 22:16:20,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:20,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289581010] [2024-10-31 22:16:20,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:20,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:20,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:20,334 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:20,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:20,374 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:28,139 WARN L286 SmtUtils]: Spent 7.66s on a formula simplification. DAG size of input: 290 DAG size of output: 206 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-10-31 22:16:28,522 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:16:28,522 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:16:28,522 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:16:28,522 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:16:28,522 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:16:28,522 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:28,522 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:16:28,523 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:16:28,523 INFO L132 ssoRankerPreferences]: Filename of dumped script: verisec_OpenSER_cases1_stripFullBoth_arr.i_Iteration11_Lasso [2024-10-31 22:16:28,523 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:16:28,523 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:16:28,525 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:28,528 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,147 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,150 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,152 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,155 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,158 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,161 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,163 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,166 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,168 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,171 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,184 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,186 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,189 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,192 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,196 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,198 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,202 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,205 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,207 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,210 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,213 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,215 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,219 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,223 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,225 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,228 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,231 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,233 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,235 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,238 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:29,729 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:16:29,730 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:16:29,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:29,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:29,741 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:29,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-10-31 22:16:29,766 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 [2024-10-31 22:16:29,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:29,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:29,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:29,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:29,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:29,792 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:29,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:29,800 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:29,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:29,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:29,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:29,828 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:29,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-10-31 22:16:29,830 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 [2024-10-31 22:16:29,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:29,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:29,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:29,846 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:29,847 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:29,847 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:29,852 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:29,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:29,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:29,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:29,874 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:29,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2024-10-31 22:16:29,878 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 [2024-10-31 22:16:29,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:29,893 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-10-31 22:16:29,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:29,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:29,898 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-10-31 22:16:29,898 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:29,908 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:29,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:29,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:29,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:29,929 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:29,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2024-10-31 22:16:29,933 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 [2024-10-31 22:16:29,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:29,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:29,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:29,950 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:29,953 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:29,953 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:29,966 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:29,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2024-10-31 22:16:29,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:29,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:29,986 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:29,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2024-10-31 22:16:29,988 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 [2024-10-31 22:16:29,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:30,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:30,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:30,000 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:30,001 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:30,001 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:30,006 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:30,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2024-10-31 22:16:30,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:30,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:30,045 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:30,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2024-10-31 22:16:30,047 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 [2024-10-31 22:16:30,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:30,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:30,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:30,058 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:30,060 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:30,060 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:30,065 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:30,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2024-10-31 22:16:30,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:30,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:30,093 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:30,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2024-10-31 22:16:30,095 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 [2024-10-31 22:16:30,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:30,110 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:30,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:30,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:30,110 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:30,111 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:30,111 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:30,112 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:30,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:30,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:30,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:30,143 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:30,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2024-10-31 22:16:30,160 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 [2024-10-31 22:16:30,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:30,172 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:30,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:30,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:30,173 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:30,173 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:30,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:30,175 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:30,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2024-10-31 22:16:30,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:30,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:30,206 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:30,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2024-10-31 22:16:30,208 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 [2024-10-31 22:16:30,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:30,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:30,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:30,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:30,222 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:30,222 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:30,228 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:30,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2024-10-31 22:16:30,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:30,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:30,265 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:30,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2024-10-31 22:16:30,267 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 [2024-10-31 22:16:30,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:30,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:30,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:30,278 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:30,279 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:30,280 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:30,283 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:30,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2024-10-31 22:16:30,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:30,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:30,296 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:30,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2024-10-31 22:16:30,297 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 [2024-10-31 22:16:30,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:30,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:30,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:30,308 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:30,310 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:30,310 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:30,314 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:30,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2024-10-31 22:16:30,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:30,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:30,327 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:30,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2024-10-31 22:16:30,328 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 [2024-10-31 22:16:30,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:30,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:30,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:30,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:30,341 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:30,341 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:30,345 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:30,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:30,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:30,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:30,367 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:30,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2024-10-31 22:16:30,369 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 [2024-10-31 22:16:30,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:30,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:30,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:30,385 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:30,390 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:30,390 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:30,402 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:16:30,423 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-10-31 22:16:30,423 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 12 variables to zero. [2024-10-31 22:16:30,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:30,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:30,426 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:30,433 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:16:30,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2024-10-31 22:16:30,445 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-31 22:16:30,445 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:16:30,445 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_parse_expression_list_~j~0#1) = 1*ULTIMATE.start_parse_expression_list_~j~0#1 Supporting invariants [] [2024-10-31 22:16:30,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7ef4050-ce8a-4a13-8430-0e1f885dd9ba/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2024-10-31 22:16:30,492 INFO L156 tatePredicateManager]: 13 out of 13 supporting invariants were superfluous and have been removed [2024-10-31 22:16:30,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:30,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:30,558 INFO L255 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-31 22:16:30,560 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:16:30,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:30,623 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-31 22:16:30,624 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:16:30,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:16:30,680 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-10-31 22:16:30,680 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 132 states and 173 transitions. cyclomatic complexity: 51 Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:16:30,771 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 132 states and 173 transitions. cyclomatic complexity: 51. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 197 states and 256 transitions. Complement of second has 9 states. [2024-10-31 22:16:30,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-10-31 22:16:30,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:16:30,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 48 transitions. [2024-10-31 22:16:30,772 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 48 transitions. Stem has 37 letters. Loop has 5 letters. [2024-10-31 22:16:30,773 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:16:30,773 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 48 transitions. Stem has 42 letters. Loop has 5 letters. [2024-10-31 22:16:30,773 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:16:30,773 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 48 transitions. Stem has 37 letters. Loop has 10 letters. [2024-10-31 22:16:30,773 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:16:30,774 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 197 states and 256 transitions. [2024-10-31 22:16:30,775 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2024-10-31 22:16:30,776 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 197 states to 154 states and 198 transitions. [2024-10-31 22:16:30,777 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2024-10-31 22:16:30,777 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-10-31 22:16:30,777 INFO L73 IsDeterministic]: Start isDeterministic. Operand 154 states and 198 transitions. [2024-10-31 22:16:30,777 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 22:16:30,777 INFO L218 hiAutomatonCegarLoop]: Abstraction has 154 states and 198 transitions. [2024-10-31 22:16:30,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states and 198 transitions. [2024-10-31 22:16:30,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 138. [2024-10-31 22:16:30,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 138 states have (on average 1.3043478260869565) internal successors, (180), 137 states have internal predecessors, (180), 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) [2024-10-31 22:16:30,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 180 transitions. [2024-10-31 22:16:30,783 INFO L240 hiAutomatonCegarLoop]: Abstraction has 138 states and 180 transitions. [2024-10-31 22:16:30,783 INFO L425 stractBuchiCegarLoop]: Abstraction has 138 states and 180 transitions. [2024-10-31 22:16:30,783 INFO L332 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2024-10-31 22:16:30,783 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 138 states and 180 transitions. [2024-10-31 22:16:30,784 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2024-10-31 22:16:30,784 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:16:30,784 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:16:30,785 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:16:30,785 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 22:16:30,786 INFO L745 eck$LassoCheckResult]: Stem: 2836#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 2793#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet21#1, main_#t~post22#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 2794#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2782#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2783#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2825#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2858#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2857#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2856#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2854#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2852#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2850#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2848#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2845#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2844#L87-3 assume !!(main_~i~1#1 < 7);havoc main_#t~nondet21#1;call write~int#1(main_#t~nondet21#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet21#1; 2842#L87-2 main_#t~post22#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post22#1;havoc main_#t~post22#1; 2841#L87-3 assume !(main_~i~1#1 < 7); 2837#L87-4 havoc main_~i~1#1;call write~int#1(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post2#1, parse_expression_list_#t~mem3#1, parse_expression_list_#t~switch4#1, parse_expression_list_#t~mem5#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~short7#1, parse_expression_list_#t~post8#1, parse_expression_list_#t~mem9#1, parse_expression_list_#t~post10#1, parse_expression_list_#t~mem11#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~short13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~post15#1, parse_expression_list_#t~mem16#1, parse_expression_list_#t~short17#1, parse_expression_list_#t~post18#1, parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset, parse_expression_list_#t~mem20#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 2835#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 2804#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 2805#L66 assume parse_expression_list_#t~switch4#1; 2881#L67-5 call parse_expression_list_#t~mem5#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1; 2880#L67-1 assume !parse_expression_list_#t~short7#1;call parse_expression_list_#t~mem6#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 9 == parse_expression_list_#t~mem6#1; 2878#L67-3 assume !parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1; 2876#L67-6 call parse_expression_list_#t~mem9#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 2874#L66-1 assume !(34 == parse_expression_list_#t~mem9#1);havoc parse_expression_list_#t~mem9#1; 2872#L66-3 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 2871#L70-8 parse_expression_list_#t~short14#1 := 0 < parse_expression_list_~j~0#1; 2870#L70-1 assume !parse_expression_list_#t~short14#1; 2869#L70-6 assume !parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~mem11#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~short13#1;havoc parse_expression_list_#t~short14#1; 2868#L70-9 parse_expression_list_#t~short17#1 := 0 < parse_expression_list_~j~0#1; 2867#L66-4 assume !parse_expression_list_#t~short17#1; 2866#L66-6 assume !parse_expression_list_#t~short17#1;havoc parse_expression_list_#t~mem16#1;havoc parse_expression_list_#t~short17#1; 2864#L66-8 assume parse_expression_list_~start~0#1 <= parse_expression_list_~j~0#1;assume { :begin_inline_r_strncpy } true;r_strncpy_#in~dest#1.base, r_strncpy_#in~dest#1.offset, r_strncpy_#in~src#1.base, r_strncpy_#in~src#1.offset, r_strncpy_#in~n#1 := parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1);havoc r_strncpy_#res#1.base, r_strncpy_#res#1.offset;havoc r_strncpy_#t~nondet1#1.base, r_strncpy_#t~nondet1#1.offset, r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset, r_strncpy_~src#1.base, r_strncpy_~src#1.offset, r_strncpy_~n#1;r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset := r_strncpy_#in~dest#1.base, r_strncpy_#in~dest#1.offset;r_strncpy_~src#1.base, r_strncpy_~src#1.offset := r_strncpy_#in~src#1.base, r_strncpy_#in~src#1.offset;r_strncpy_~n#1 := r_strncpy_#in~n#1;r_strncpy_#res#1.base, r_strncpy_#res#1.offset := r_strncpy_#t~nondet1#1.base, r_strncpy_#t~nondet1#1.offset;havoc r_strncpy_#t~nondet1#1.base, r_strncpy_#t~nondet1#1.offset; 2862#r_strncpy_returnLabel#1 parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset := r_strncpy_#res#1.base, r_strncpy_#res#1.offset;havoc r_strncpy_#t~nondet1#1.base, r_strncpy_#t~nondet1#1.offset, r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset, r_strncpy_~src#1.base, r_strncpy_~src#1.offset, r_strncpy_~n#1;havoc r_strncpy_#in~dest#1.base, r_strncpy_#in~dest#1.offset, r_strncpy_#in~src#1.base, r_strncpy_#in~src#1.offset, r_strncpy_#in~n#1;assume { :end_inline_r_strncpy } true;havoc parse_expression_list_#t~ret19#1.base, parse_expression_list_#t~ret19#1.offset;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1) < 2 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 2860#L15 assume !(0 == __VERIFIER_assert_~cond#1); 2800#L15-2 havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;call write~int#2(0, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset + (1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1)), 1); 2801#L66-9 parse_expression_list_~start~0#1 := 1 + parse_expression_list_~i~0#1; 2855#L65 havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1;havoc parse_expression_list_#t~mem3#1;havoc parse_expression_list_#t~switch4#1; 2853#L63-1 call parse_expression_list_#t~mem20#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 2851#L63-2 assume !!(0 != parse_expression_list_#t~mem20#1);havoc parse_expression_list_#t~mem20#1; 2849#L63-4 parse_expression_list_#t~post2#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post2#1;havoc parse_expression_list_#t~post2#1;call parse_expression_list_#t~mem3#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch4#1 := 0 == parse_expression_list_#t~mem3#1; 2846#L66 assume parse_expression_list_#t~switch4#1; 2811#L67-5 [2024-10-31 22:16:30,786 INFO L747 eck$LassoCheckResult]: Loop: 2811#L67-5 call parse_expression_list_#t~mem5#1 := read~int#1(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short7#1 := 32 == parse_expression_list_#t~mem5#1; 2843#L67-1 assume parse_expression_list_#t~short7#1; 2810#L67-3 assume !!parse_expression_list_#t~short7#1;havoc parse_expression_list_#t~mem5#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~short7#1;parse_expression_list_#t~post8#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post8#1; 2811#L67-5 [2024-10-31 22:16:30,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:30,787 INFO L85 PathProgramCache]: Analyzing trace with hash 358197685, now seen corresponding path program 1 times [2024-10-31 22:16:30,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:30,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343221219] [2024-10-31 22:16:30,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:30,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:30,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:30,921 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-10-31 22:16:30,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:16:30,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343221219] [2024-10-31 22:16:30,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343221219] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:16:30,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:16:30,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 22:16:30,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64533290] [2024-10-31 22:16:30,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:16:30,926 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 22:16:30,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:30,926 INFO L85 PathProgramCache]: Analyzing trace with hash 62664, now seen corresponding path program 3 times [2024-10-31 22:16:30,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:30,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942991831] [2024-10-31 22:16:30,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:30,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:30,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:30,932 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:30,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:30,935 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:31,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:16:31,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-31 22:16:31,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:16:31,007 INFO L87 Difference]: Start difference. First operand 138 states and 180 transitions. cyclomatic complexity: 52 Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 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) [2024-10-31 22:16:31,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:16:31,071 INFO L93 Difference]: Finished difference Result 104 states and 126 transitions. [2024-10-31 22:16:31,071 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 104 states and 126 transitions. [2024-10-31 22:16:31,072 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-31 22:16:31,073 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 104 states to 0 states and 0 transitions. [2024-10-31 22:16:31,073 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-10-31 22:16:31,073 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-10-31 22:16:31,073 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-10-31 22:16:31,073 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:16:31,073 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 22:16:31,073 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 22:16:31,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-31 22:16:31,074 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 22:16:31,074 INFO L332 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2024-10-31 22:16:31,074 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-10-31 22:16:31,075 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-31 22:16:31,075 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-10-31 22:16:31,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 31.10 10:16:31 BoogieIcfgContainer [2024-10-31 22:16:31,083 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-31 22:16:31,083 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:16:31,084 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:16:31,084 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:16:31,085 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:15:58" (3/4) ... [2024-10-31 22:16:31,088 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-10-31 22:16:31,089 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:16:31,090 INFO L158 Benchmark]: Toolchain (without parser) took 33785.80ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 95.8MB in the beginning and 53.5MB in the end (delta: 42.3MB). Peak memory consumption was 86.5MB. Max. memory is 16.1GB. [2024-10-31 22:16:31,090 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 134.2MB. Free memory was 103.3MB in the beginning and 103.1MB in the end (delta: 132.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:16:31,091 INFO L158 Benchmark]: CACSL2BoogieTranslator took 372.36ms. Allocated memory is still 134.2MB. Free memory was 95.8MB in the beginning and 81.9MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-31 22:16:31,091 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.25ms. Allocated memory is still 134.2MB. Free memory was 81.9MB in the beginning and 80.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:16:31,091 INFO L158 Benchmark]: Boogie Preprocessor took 53.61ms. Allocated memory is still 134.2MB. Free memory was 80.2MB in the beginning and 77.7MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-31 22:16:31,092 INFO L158 Benchmark]: RCFGBuilder took 601.08ms. Allocated memory is still 134.2MB. Free memory was 77.3MB in the beginning and 58.8MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-31 22:16:31,092 INFO L158 Benchmark]: BuchiAutomizer took 32705.10ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 58.8MB in the beginning and 54.6MB in the end (delta: 4.3MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. [2024-10-31 22:16:31,092 INFO L158 Benchmark]: Witness Printer took 5.87ms. Allocated memory is still 176.2MB. Free memory was 54.6MB in the beginning and 53.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:16:31,094 INFO L338 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 134.2MB. Free memory was 103.3MB in the beginning and 103.1MB in the end (delta: 132.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 372.36ms. Allocated memory is still 134.2MB. Free memory was 95.8MB in the beginning and 81.9MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.25ms. Allocated memory is still 134.2MB. Free memory was 81.9MB in the beginning and 80.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 53.61ms. Allocated memory is still 134.2MB. Free memory was 80.2MB in the beginning and 77.7MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 601.08ms. Allocated memory is still 134.2MB. Free memory was 77.3MB in the beginning and 58.8MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * BuchiAutomizer took 32705.10ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 58.8MB in the beginning and 54.6MB in the end (delta: 4.3MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. * Witness Printer took 5.87ms. Allocated memory is still 176.2MB. Free memory was 54.6MB in the beginning and 53.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~str!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 12 terminating modules (8 trivial, 4 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 6 locations. One deterministic module has affine ranking function j and consists of 5 locations. 8 modules have a trivial ranking function, the largest among these consists of 10 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 32.6s and 13 iterations. TraceHistogramMax:7. Analysis of lassos took 30.5s. Construction of modules took 0.5s. Büchi inclusion checks took 1.4s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 7. Automata minimization 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 116 StatesRemovedByMinimization, 7 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 312 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 310 mSDsluCounter, 1117 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 742 mSDsCounter, 33 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 486 IncrementalHoareTripleChecker+Invalid, 519 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 33 mSolverCounterUnsat, 375 mSDtfsCounter, 486 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc3 concLT0 SILN0 SILU4 SILI1 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital198 mio100 ax100 hnf100 lsp89 ukn63 mio100 lsp31 div100 bol100 ite100 ukn100 eq172 hnf90 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 23ms VariablesStem: 2 VariablesLoop: 1 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 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!