./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-regression/test27-1.c --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_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/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_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-regression/test27-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/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_29169ac9-d4c9-4769-995d-7c9ce3d91e29/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 78863f43fa37191b47f0d738bb1bc2018c82b38cb68dad85c455cdbd7fd69aa4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:00:33,416 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:00:33,500 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-10-31 22:00:33,505 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:00:33,505 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:00:33,529 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:00:33,530 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:00:33,530 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:00:33,531 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:00:33,531 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:00:33,533 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:00:33,533 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:00:33,534 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:00:33,538 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-31 22:00:33,539 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-31 22:00:33,539 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-31 22:00:33,539 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-31 22:00:33,539 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-31 22:00:33,539 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-31 22:00:33,540 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:00:33,540 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-31 22:00:33,542 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:00:33,542 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:00:33,543 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:00:33,543 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:00:33,543 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-31 22:00:33,559 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-31 22:00:33,559 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-31 22:00:33,560 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:00:33,560 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:00:33,560 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:00:33,560 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:00:33,561 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-31 22:00:33,561 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:00:33,561 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:00:33,561 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:00:33,562 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:00:33,562 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:00:33,563 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-31 22:00:33,563 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_29169ac9-d4c9-4769-995d-7c9ce3d91e29/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78863f43fa37191b47f0d738bb1bc2018c82b38cb68dad85c455cdbd7fd69aa4 [2024-10-31 22:00:33,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:00:33,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:00:33,903 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:00:33,904 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:00:33,905 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:00:33,906 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/ldv-regression/test27-1.c Unable to find full path for "g++" [2024-10-31 22:00:35,906 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:00:36,157 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:00:36,157 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/sv-benchmarks/c/ldv-regression/test27-1.c [2024-10-31 22:00:36,167 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/data/8dce5e9db/e22f451232ac416bb4bc8c351ddc3c47/FLAG45fe2c8ce [2024-10-31 22:00:36,188 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/data/8dce5e9db/e22f451232ac416bb4bc8c351ddc3c47 [2024-10-31 22:00:36,191 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:00:36,195 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:00:36,196 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:00:36,197 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:00:36,203 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:00:36,206 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:00:36" (1/1) ... [2024-10-31 22:00:36,207 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@351ada65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:36, skipping insertion in model container [2024-10-31 22:00:36,207 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:00:36" (1/1) ... [2024-10-31 22:00:36,231 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:00:36,486 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:00:36,502 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:00:36,532 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:00:36,554 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:00:36,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:36 WrapperNode [2024-10-31 22:00:36,554 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:00:36,555 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:00:36,556 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:00:36,556 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:00:36,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:36" (1/1) ... [2024-10-31 22:00:36,574 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:36" (1/1) ... [2024-10-31 22:00:36,600 INFO L138 Inliner]: procedures = 16, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 117 [2024-10-31 22:00:36,601 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:00:36,602 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:00:36,602 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:00:36,602 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:00:36,615 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:36" (1/1) ... [2024-10-31 22:00:36,616 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:36" (1/1) ... [2024-10-31 22:00:36,622 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:36" (1/1) ... [2024-10-31 22:00:36,654 INFO L175 MemorySlicer]: Split 20 memory accesses to 5 slices as follows [2, 6, 3, 5, 4]. 30 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0]. The 6 writes are split as follows [0, 2, 1, 2, 1]. [2024-10-31 22:00:36,654 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:36" (1/1) ... [2024-10-31 22:00:36,654 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:36" (1/1) ... [2024-10-31 22:00:36,671 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:36" (1/1) ... [2024-10-31 22:00:36,678 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:36" (1/1) ... [2024-10-31 22:00:36,680 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:36" (1/1) ... [2024-10-31 22:00:36,685 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:36" (1/1) ... [2024-10-31 22:00:36,689 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:00:36,693 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:00:36,693 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:00:36,694 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:00:36,694 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:36" (1/1) ... [2024-10-31 22:00:36,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:36,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:36,729 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:36,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-31 22:00:36,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:00:36,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:00:36,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 22:00:36,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 22:00:36,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 22:00:36,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:00:36,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:00:36,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:00:36,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:00:36,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:00:36,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:00:36,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:00:36,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:00:36,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:00:36,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:00:36,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:00:36,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:00:36,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:00:36,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:00:36,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:00:36,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:00:36,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:00:36,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:00:36,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:00:36,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:00:36,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:00:36,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:00:36,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:00:36,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:00:36,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:00:36,930 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:00:36,933 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:00:37,199 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-10-31 22:00:37,200 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:00:37,211 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:00:37,211 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-31 22:00:37,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:00:37 BoogieIcfgContainer [2024-10-31 22:00:37,212 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:00:37,213 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-31 22:00:37,213 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-31 22:00:37,218 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-31 22:00:37,218 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:00:37,219 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.10 10:00:36" (1/3) ... [2024-10-31 22:00:37,220 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3803d240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 10:00:37, skipping insertion in model container [2024-10-31 22:00:37,220 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:00:37,220 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:36" (2/3) ... [2024-10-31 22:00:37,221 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3803d240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 10:00:37, skipping insertion in model container [2024-10-31 22:00:37,221 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:00:37,221 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:00:37" (3/3) ... [2024-10-31 22:00:37,222 INFO L332 chiAutomizerObserver]: Analyzing ICFG test27-1.c [2024-10-31 22:00:37,293 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-31 22:00:37,294 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-31 22:00:37,294 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-31 22:00:37,294 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-31 22:00:37,294 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-31 22:00:37,294 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-31 22:00:37,294 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-31 22:00:37,295 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-31 22:00:37,300 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 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 22:00:37,318 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2024-10-31 22:00:37,318 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:00:37,318 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:00:37,325 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-31 22:00:37,325 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:00:37,325 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-31 22:00:37,326 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 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 22:00:37,327 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2024-10-31 22:00:37,327 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:00:37,328 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:00:37,328 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-31 22:00:37,328 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:00:37,336 INFO L745 eck$LassoCheckResult]: Stem: 14#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2);call #Ultimate.allocInit(12, 3); 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~post10#1, main_~j~0#1, main_#t~mem11#1.base, main_#t~mem11#1.offset, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1, main_#t~mem15#1.base, main_#t~mem15#1.offset, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~mem17#1, main_#t~mem18#1, main_#t~pre19#1, main_#t~ret20#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, main_~#dummy~0#1.base, main_~#dummy~0#1.offset, main_~#dummies~0#1.base, main_~#dummies~0#1.offset, main_~#a~0#1.base, main_~#a~0#1.offset, main_~i~0#1, main_~pa~0#1.base, main_~pa~0#1.offset;call main_~#cont~0#1.base, main_~#cont~0#1.offset := #Ultimate.allocOnStack(4);call main_~#dummy~0#1.base, main_~#dummy~0#1.offset := #Ultimate.allocOnStack(4);call main_~#dummies~0#1.base, main_~#dummies~0#1.offset := #Ultimate.allocOnStack(40);call main_~#a~0#1.base, main_~#a~0#1.offset := #Ultimate.allocOnStack(40);havoc main_~i~0#1;havoc main_~pa~0#1.base, main_~pa~0#1.offset;havoc main_#t~nondet8#1;main_~i~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~j~0#1 := 0; 12#L29-3true [2024-10-31 22:00:37,337 INFO L747 eck$LassoCheckResult]: Loop: 12#L29-3true assume !!(main_~j~0#1 < 10);havoc main_#t~nondet9#1;call write~int#1(main_#t~nondet9#1, main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet9#1;call write~$Pointer$#3(0, 0, main_~#dummies~0#1.base, main_~#dummies~0#1.offset + 4 * main_~j~0#1, 4); 17#L29-2true main_#t~post10#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 12#L29-3true [2024-10-31 22:00:37,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:00:37,343 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-10-31 22:00:37,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:00:37,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294328581] [2024-10-31 22:00:37,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:00:37,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:00:37,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:37,514 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:00:37,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:37,565 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:00:37,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:00:37,569 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2024-10-31 22:00:37,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:00:37,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301527254] [2024-10-31 22:00:37,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:00:37,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:00:37,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:37,613 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:00:37,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:37,640 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:00:37,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:00:37,642 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2024-10-31 22:00:37,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:00:37,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199955623] [2024-10-31 22:00:37,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:00:37,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:00:37,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:37,732 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:00:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:37,810 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:00:38,765 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:00:38,766 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:00:38,766 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:00:38,766 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:00:38,766 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:00:38,766 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:38,766 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:00:38,767 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:00:38,767 INFO L132 ssoRankerPreferences]: Filename of dumped script: test27-1.c_Iteration1_Lasso [2024-10-31 22:00:38,767 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:00:38,767 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:00:38,791 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:38,801 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:38,808 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:38,811 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:38,814 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:38,817 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:38,820 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:38,825 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:38,828 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:38,833 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:38,836 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:38,842 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:38,846 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:38,871 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:38,875 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:38,879 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:38,882 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:38,885 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:38,889 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:38,893 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:38,898 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:38,901 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:38,908 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:39,528 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:39,530 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:39,533 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:39,941 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:00:39,945 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:00:39,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:39,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:39,949 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:39,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-31 22:00:39,958 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 22:00:39,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:39,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:39,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:39,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:39,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:39,978 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:39,979 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:39,983 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-10-31 22:00:40,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,006 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-31 22:00:40,009 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 22:00:40,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,030 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:00:40,030 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:00:40,038 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-10-31 22:00:40,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,060 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-31 22:00:40,063 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 22:00:40,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:40,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,078 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:40,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:40,080 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-10-31 22:00:40,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,111 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-31 22:00:40,113 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 22:00:40,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,128 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:40,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,128 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,129 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:40,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:40,131 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-10-31 22:00:40,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,152 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-31 22:00:40,155 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 22:00:40,169 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:40,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,169 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,170 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:40,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:40,173 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-10-31 22:00:40,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,196 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-31 22:00:40,198 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 22:00:40,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:40,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,213 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,213 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:40,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:40,215 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-10-31 22:00:40,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,236 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-31 22:00:40,238 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 22:00:40,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:40,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,251 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:40,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:40,253 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-10-31 22:00:40,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,266 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-31 22:00:40,269 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 22:00:40,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:40,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,280 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:40,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:40,282 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:40,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,296 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-31 22:00:40,298 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 22:00:40,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,309 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:40,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,309 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,310 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:40,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:40,311 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:40,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,330 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-10-31 22:00:40,332 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 22:00:40,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:40,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,347 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,348 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:40,348 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:40,349 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-10-31 22:00:40,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,370 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-10-31 22:00:40,372 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 22:00:40,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,383 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:40,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,384 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:40,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:40,388 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:40,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,402 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-10-31 22:00:40,403 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 22:00:40,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:40,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,415 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,415 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:40,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:40,417 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:40,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,430 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-10-31 22:00:40,431 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 22:00:40,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,451 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:00:40,451 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:00:40,458 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:40,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,479 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-10-31 22:00:40,483 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 22:00:40,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,501 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:00:40,501 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:00:40,506 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-10-31 22:00:40,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,528 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-10-31 22:00:40,532 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 22:00:40,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:40,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,547 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:40,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:40,551 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-10-31 22:00:40,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,572 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-10-31 22:00:40,575 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 22:00:40,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,589 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:40,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,589 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,590 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:40,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:40,592 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-10-31 22:00:40,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,613 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-10-31 22:00:40,615 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 22:00:40,629 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,629 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:40,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,630 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,630 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:40,630 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:40,634 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-10-31 22:00:40,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,654 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-10-31 22:00:40,656 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 22:00:40,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:40,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,672 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:40,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:40,673 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:40,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,695 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-10-31 22:00:40,700 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 22:00:40,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,714 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:40,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,715 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,715 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:40,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:40,717 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:40,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,736 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-10-31 22:00:40,740 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 22:00:40,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:40,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,751 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,752 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:40,752 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:40,753 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,766 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:40,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,768 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-10-31 22:00:40,770 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 22:00:40,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:40,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,781 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,782 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:40,782 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:40,783 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-10-31 22:00:40,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,804 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-10-31 22:00:40,806 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 22:00:40,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:40,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,821 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:40,821 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:40,823 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-10-31 22:00:40,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,843 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-10-31 22:00:40,845 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 22:00:40,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,859 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,861 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:00:40,861 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:00:40,867 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-10-31 22:00:40,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,887 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-10-31 22:00:40,889 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 22:00:40,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:40,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,904 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,905 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:40,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:40,907 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:40,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,927 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,931 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 22:00:40,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-10-31 22:00:40,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:40,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,947 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:40,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:40,955 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:40,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-10-31 22:00:40,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:40,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:40,975 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:40,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-10-31 22:00:40,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:40,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:40,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:40,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:40,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:40,993 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:00:40,994 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:00:40,999 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:41,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-10-31 22:00:41,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:41,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:41,019 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:41,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-10-31 22:00:41,023 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 22:00:41,037 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:41,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:41,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:41,037 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:41,039 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:00:41,039 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:00:41,043 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:41,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:41,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:41,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:41,064 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:41,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-10-31 22:00:41,066 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 22:00:41,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:41,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:41,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:41,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:41,091 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:00:41,091 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:00:41,116 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:00:41,179 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2024-10-31 22:00:41,179 INFO L444 ModelExtractionUtils]: 0 out of 19 variables were initially zero. Simplification set additionally 16 variables to zero. [2024-10-31 22:00:41,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:41,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:41,183 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:41,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-10-31 22:00:41,185 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:00:41,201 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-31 22:00:41,201 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:00:41,201 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~j~0#1, v_rep(select #length ULTIMATE.start_main_~#a~0#1.base)_1) = -8*ULTIMATE.start_main_~j~0#1 + 19*v_rep(select #length ULTIMATE.start_main_~#a~0#1.base)_1 Supporting invariants [] [2024-10-31 22:00:41,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:41,329 INFO L156 tatePredicateManager]: 23 out of 23 supporting invariants were superfluous and have been removed [2024-10-31 22:00:41,341 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-31 22:00:41,342 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-31 22:00:41,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:00:41,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:00:41,403 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-31 22:00:41,404 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:00:41,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:00:41,431 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-31 22:00:41,431 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:00:41,465 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 22:00:41,495 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 22:00:41,497 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 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) 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 22:00:41,549 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 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). 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 34 states and 47 transitions. Complement of second has 6 states. [2024-10-31 22:00:41,551 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 22:00:41,556 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 22:00:41,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2024-10-31 22:00:41,558 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 2 letters. Loop has 2 letters. [2024-10-31 22:00:41,558 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:00:41,558 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 4 letters. Loop has 2 letters. [2024-10-31 22:00:41,559 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:00:41,559 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 2 letters. Loop has 4 letters. [2024-10-31 22:00:41,559 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:00:41,560 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 47 transitions. [2024-10-31 22:00:41,562 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-31 22:00:41,565 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 10 states and 12 transitions. [2024-10-31 22:00:41,566 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2024-10-31 22:00:41,567 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2024-10-31 22:00:41,567 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 12 transitions. [2024-10-31 22:00:41,567 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:00:41,567 INFO L218 hiAutomatonCegarLoop]: Abstraction has 10 states and 12 transitions. [2024-10-31 22:00:41,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 12 transitions. [2024-10-31 22:00:41,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2024-10-31 22:00:41,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.2) internal successors, (12), 9 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 22:00:41,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 12 transitions. [2024-10-31 22:00:41,593 INFO L240 hiAutomatonCegarLoop]: Abstraction has 10 states and 12 transitions. [2024-10-31 22:00:41,593 INFO L425 stractBuchiCegarLoop]: Abstraction has 10 states and 12 transitions. [2024-10-31 22:00:41,593 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-31 22:00:41,593 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 12 transitions. [2024-10-31 22:00:41,594 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-31 22:00:41,594 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:00:41,594 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:00:41,594 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-10-31 22:00:41,594 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:00:41,594 INFO L745 eck$LassoCheckResult]: Stem: 188#$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(11, 2);call #Ultimate.allocInit(12, 3); 189#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~post10#1, main_~j~0#1, main_#t~mem11#1.base, main_#t~mem11#1.offset, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1, main_#t~mem15#1.base, main_#t~mem15#1.offset, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~mem17#1, main_#t~mem18#1, main_#t~pre19#1, main_#t~ret20#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, main_~#dummy~0#1.base, main_~#dummy~0#1.offset, main_~#dummies~0#1.base, main_~#dummies~0#1.offset, main_~#a~0#1.base, main_~#a~0#1.offset, main_~i~0#1, main_~pa~0#1.base, main_~pa~0#1.offset;call main_~#cont~0#1.base, main_~#cont~0#1.offset := #Ultimate.allocOnStack(4);call main_~#dummy~0#1.base, main_~#dummy~0#1.offset := #Ultimate.allocOnStack(4);call main_~#dummies~0#1.base, main_~#dummies~0#1.offset := #Ultimate.allocOnStack(40);call main_~#a~0#1.base, main_~#a~0#1.offset := #Ultimate.allocOnStack(40);havoc main_~i~0#1;havoc main_~pa~0#1.base, main_~pa~0#1.offset;havoc main_#t~nondet8#1;main_~i~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~j~0#1 := 0; 182#L29-3 assume !(main_~j~0#1 < 10); 183#L29-4 havoc main_~j~0#1; 186#L35 assume main_~i~0#1 > 0 && main_~i~0#1 < 9;call write~int#1(main_~i~0#1, main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~i~0#1, 4);call write~$Pointer$#4(main_~#a~0#1.base, main_~#a~0#1.offset + 4 * (main_~i~0#1 - 1), main_~#dummy~0#1.base, main_~#dummy~0#1.offset, 4);call write~$Pointer$#3(main_~#dummy~0#1.base, main_~#dummy~0#1.offset, main_~#dummies~0#1.base, main_~#dummies~0#1.offset + 4 * (1 + main_~i~0#1), 4);call write~$Pointer$#2(main_~#dummies~0#1.base, 4 + main_~#dummies~0#1.offset, main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem11#1.base, main_#t~mem11#1.offset := read~$Pointer$#2(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem12#1.base, main_#t~mem12#1.offset := read~$Pointer$#3(main_#t~mem11#1.base, main_#t~mem11#1.offset + 4 * main_~i~0#1, 4);call main_#t~mem13#1.base, main_#t~mem13#1.offset := read~$Pointer$#4(main_#t~mem12#1.base, main_#t~mem12#1.offset, 4);main_~pa~0#1.base, main_~pa~0#1.offset := main_#t~mem13#1.base, 4 + main_#t~mem13#1.offset;havoc main_#t~mem11#1.base, main_#t~mem11#1.offset;havoc main_#t~mem12#1.base, main_#t~mem12#1.offset;havoc main_#t~mem13#1.base, main_#t~mem13#1.offset;call main_#t~mem14#1 := read~int#1(main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~i~0#1, 4); 180#L41 assume main_#t~mem14#1 > 0;havoc main_#t~mem14#1;call main_#t~mem15#1.base, main_#t~mem15#1.offset := read~$Pointer$#3(main_~#dummies~0#1.base, main_~#dummies~0#1.offset + 4 * (1 + main_~i~0#1), 4);call main_#t~mem16#1.base, main_#t~mem16#1.offset := read~$Pointer$#4(main_#t~mem15#1.base, main_#t~mem15#1.offset, 4);call main_#t~mem17#1 := read~int#1(main_#t~mem16#1.base, 4 + main_#t~mem16#1.offset, 4);main_~i~0#1 := main_#t~mem17#1 - 10;havoc main_#t~mem15#1.base, main_#t~mem15#1.offset;havoc main_#t~mem16#1.base, main_#t~mem16#1.offset;havoc main_#t~mem17#1; 181#L43-3 [2024-10-31 22:00:41,595 INFO L747 eck$LassoCheckResult]: Loop: 181#L43-3 call main_#t~mem18#1 := read~int#1(main_~pa~0#1.base, main_~pa~0#1.offset, 4); 187#L43-1 assume !!(main_~i~0#1 < main_#t~mem18#1);havoc main_#t~mem18#1;main_#t~pre19#1 := 1 + main_~i~0#1;main_~i~0#1 := 1 + main_~i~0#1;havoc main_#t~pre19#1; 181#L43-3 [2024-10-31 22:00:41,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:00:41,595 INFO L85 PathProgramCache]: Analyzing trace with hash 889605038, now seen corresponding path program 1 times [2024-10-31 22:00:41,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:00:41,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259914797] [2024-10-31 22:00:41,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:00:41,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:00:41,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:00:41,735 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 22:00:41,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:00:41,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259914797] [2024-10-31 22:00:41,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259914797] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:00:41,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:00:41,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:00:41,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400324143] [2024-10-31 22:00:41,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:00:41,740 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 22:00:41,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:00:41,740 INFO L85 PathProgramCache]: Analyzing trace with hash 1830, now seen corresponding path program 1 times [2024-10-31 22:00:41,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:00:41,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847458121] [2024-10-31 22:00:41,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:00:41,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:00:41,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:41,747 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:00:41,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:41,757 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:00:41,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:00:41,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:00:41,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:00:41,808 INFO L87 Difference]: Start difference. First operand 10 states and 12 transitions. cyclomatic complexity: 4 Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:00:41,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:00:41,827 INFO L93 Difference]: Finished difference Result 11 states and 12 transitions. [2024-10-31 22:00:41,827 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11 states and 12 transitions. [2024-10-31 22:00:41,828 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-31 22:00:41,828 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11 states to 11 states and 12 transitions. [2024-10-31 22:00:41,829 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2024-10-31 22:00:41,829 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2024-10-31 22:00:41,829 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 12 transitions. [2024-10-31 22:00:41,829 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:00:41,829 INFO L218 hiAutomatonCegarLoop]: Abstraction has 11 states and 12 transitions. [2024-10-31 22:00:41,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 12 transitions. [2024-10-31 22:00:41,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 10. [2024-10-31 22:00:41,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.1) internal successors, (11), 9 states have internal predecessors, (11), 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 22:00:41,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 11 transitions. [2024-10-31 22:00:41,830 INFO L240 hiAutomatonCegarLoop]: Abstraction has 10 states and 11 transitions. [2024-10-31 22:00:41,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:00:41,833 INFO L425 stractBuchiCegarLoop]: Abstraction has 10 states and 11 transitions. [2024-10-31 22:00:41,833 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-10-31 22:00:41,833 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 11 transitions. [2024-10-31 22:00:41,833 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-31 22:00:41,834 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:00:41,834 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:00:41,834 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:00:41,834 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:00:41,834 INFO L745 eck$LassoCheckResult]: Stem: 215#$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(11, 2);call #Ultimate.allocInit(12, 3); 216#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~post10#1, main_~j~0#1, main_#t~mem11#1.base, main_#t~mem11#1.offset, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1, main_#t~mem15#1.base, main_#t~mem15#1.offset, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~mem17#1, main_#t~mem18#1, main_#t~pre19#1, main_#t~ret20#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, main_~#dummy~0#1.base, main_~#dummy~0#1.offset, main_~#dummies~0#1.base, main_~#dummies~0#1.offset, main_~#a~0#1.base, main_~#a~0#1.offset, main_~i~0#1, main_~pa~0#1.base, main_~pa~0#1.offset;call main_~#cont~0#1.base, main_~#cont~0#1.offset := #Ultimate.allocOnStack(4);call main_~#dummy~0#1.base, main_~#dummy~0#1.offset := #Ultimate.allocOnStack(4);call main_~#dummies~0#1.base, main_~#dummies~0#1.offset := #Ultimate.allocOnStack(40);call main_~#a~0#1.base, main_~#a~0#1.offset := #Ultimate.allocOnStack(40);havoc main_~i~0#1;havoc main_~pa~0#1.base, main_~pa~0#1.offset;havoc main_#t~nondet8#1;main_~i~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~j~0#1 := 0; 209#L29-3 assume !!(main_~j~0#1 < 10);havoc main_#t~nondet9#1;call write~int#1(main_#t~nondet9#1, main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet9#1;call write~$Pointer$#3(0, 0, main_~#dummies~0#1.base, main_~#dummies~0#1.offset + 4 * main_~j~0#1, 4); 210#L29-2 main_#t~post10#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 211#L29-3 assume !(main_~j~0#1 < 10); 212#L29-4 havoc main_~j~0#1; 213#L35 assume main_~i~0#1 > 0 && main_~i~0#1 < 9;call write~int#1(main_~i~0#1, main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~i~0#1, 4);call write~$Pointer$#4(main_~#a~0#1.base, main_~#a~0#1.offset + 4 * (main_~i~0#1 - 1), main_~#dummy~0#1.base, main_~#dummy~0#1.offset, 4);call write~$Pointer$#3(main_~#dummy~0#1.base, main_~#dummy~0#1.offset, main_~#dummies~0#1.base, main_~#dummies~0#1.offset + 4 * (1 + main_~i~0#1), 4);call write~$Pointer$#2(main_~#dummies~0#1.base, 4 + main_~#dummies~0#1.offset, main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem11#1.base, main_#t~mem11#1.offset := read~$Pointer$#2(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem12#1.base, main_#t~mem12#1.offset := read~$Pointer$#3(main_#t~mem11#1.base, main_#t~mem11#1.offset + 4 * main_~i~0#1, 4);call main_#t~mem13#1.base, main_#t~mem13#1.offset := read~$Pointer$#4(main_#t~mem12#1.base, main_#t~mem12#1.offset, 4);main_~pa~0#1.base, main_~pa~0#1.offset := main_#t~mem13#1.base, 4 + main_#t~mem13#1.offset;havoc main_#t~mem11#1.base, main_#t~mem11#1.offset;havoc main_#t~mem12#1.base, main_#t~mem12#1.offset;havoc main_#t~mem13#1.base, main_#t~mem13#1.offset;call main_#t~mem14#1 := read~int#1(main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~i~0#1, 4); 207#L41 assume main_#t~mem14#1 > 0;havoc main_#t~mem14#1;call main_#t~mem15#1.base, main_#t~mem15#1.offset := read~$Pointer$#3(main_~#dummies~0#1.base, main_~#dummies~0#1.offset + 4 * (1 + main_~i~0#1), 4);call main_#t~mem16#1.base, main_#t~mem16#1.offset := read~$Pointer$#4(main_#t~mem15#1.base, main_#t~mem15#1.offset, 4);call main_#t~mem17#1 := read~int#1(main_#t~mem16#1.base, 4 + main_#t~mem16#1.offset, 4);main_~i~0#1 := main_#t~mem17#1 - 10;havoc main_#t~mem15#1.base, main_#t~mem15#1.offset;havoc main_#t~mem16#1.base, main_#t~mem16#1.offset;havoc main_#t~mem17#1; 208#L43-3 [2024-10-31 22:00:41,834 INFO L747 eck$LassoCheckResult]: Loop: 208#L43-3 call main_#t~mem18#1 := read~int#1(main_~pa~0#1.base, main_~pa~0#1.offset, 4); 214#L43-1 assume !!(main_~i~0#1 < main_#t~mem18#1);havoc main_#t~mem18#1;main_#t~pre19#1 := 1 + main_~i~0#1;main_~i~0#1 := 1 + main_~i~0#1;havoc main_#t~pre19#1; 208#L43-3 [2024-10-31 22:00:41,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:00:41,835 INFO L85 PathProgramCache]: Analyzing trace with hash 265180976, now seen corresponding path program 1 times [2024-10-31 22:00:41,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:00:41,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768206174] [2024-10-31 22:00:41,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:00:41,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:00:41,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:00:41,986 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 22:00:41,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:00:41,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768206174] [2024-10-31 22:00:41,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768206174] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:00:41,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1232121714] [2024-10-31 22:00:41,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:00:41,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:00:41,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:41,989 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:00:41,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2024-10-31 22:00:42,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:00:42,112 INFO L255 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-31 22:00:42,113 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:00:42,127 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 22:00:42,127 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 22:00:42,153 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 22:00:42,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1232121714] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 22:00:42,154 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 22:00:42,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-10-31 22:00:42,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141691506] [2024-10-31 22:00:42,154 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 22:00:42,155 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 22:00:42,155 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:00:42,155 INFO L85 PathProgramCache]: Analyzing trace with hash 1830, now seen corresponding path program 2 times [2024-10-31 22:00:42,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:00:42,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662879880] [2024-10-31 22:00:42,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:00:42,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:00:42,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:42,160 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:00:42,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:42,165 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:00:42,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:00:42,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-31 22:00:42,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-10-31 22:00:42,213 INFO L87 Difference]: Start difference. First operand 10 states and 11 transitions. cyclomatic complexity: 3 Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 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 22:00:42,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:00:42,250 INFO L93 Difference]: Finished difference Result 16 states and 17 transitions. [2024-10-31 22:00:42,250 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 17 transitions. [2024-10-31 22:00:42,250 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-31 22:00:42,251 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 16 states and 17 transitions. [2024-10-31 22:00:42,251 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2024-10-31 22:00:42,251 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2024-10-31 22:00:42,251 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 17 transitions. [2024-10-31 22:00:42,251 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:00:42,251 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 17 transitions. [2024-10-31 22:00:42,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 17 transitions. [2024-10-31 22:00:42,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2024-10-31 22:00:42,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.0625) internal successors, (17), 15 states have internal predecessors, (17), 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 22:00:42,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 17 transitions. [2024-10-31 22:00:42,253 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 17 transitions. [2024-10-31 22:00:42,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 22:00:42,254 INFO L425 stractBuchiCegarLoop]: Abstraction has 16 states and 17 transitions. [2024-10-31 22:00:42,255 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-10-31 22:00:42,255 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 17 transitions. [2024-10-31 22:00:42,255 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-31 22:00:42,256 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:00:42,256 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:00:42,256 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 1, 1, 1, 1, 1, 1] [2024-10-31 22:00:42,256 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:00:42,257 INFO L745 eck$LassoCheckResult]: Stem: 294#$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(11, 2);call #Ultimate.allocInit(12, 3); 295#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~post10#1, main_~j~0#1, main_#t~mem11#1.base, main_#t~mem11#1.offset, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1, main_#t~mem15#1.base, main_#t~mem15#1.offset, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~mem17#1, main_#t~mem18#1, main_#t~pre19#1, main_#t~ret20#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, main_~#dummy~0#1.base, main_~#dummy~0#1.offset, main_~#dummies~0#1.base, main_~#dummies~0#1.offset, main_~#a~0#1.base, main_~#a~0#1.offset, main_~i~0#1, main_~pa~0#1.base, main_~pa~0#1.offset;call main_~#cont~0#1.base, main_~#cont~0#1.offset := #Ultimate.allocOnStack(4);call main_~#dummy~0#1.base, main_~#dummy~0#1.offset := #Ultimate.allocOnStack(4);call main_~#dummies~0#1.base, main_~#dummies~0#1.offset := #Ultimate.allocOnStack(40);call main_~#a~0#1.base, main_~#a~0#1.offset := #Ultimate.allocOnStack(40);havoc main_~i~0#1;havoc main_~pa~0#1.base, main_~pa~0#1.offset;havoc main_#t~nondet8#1;main_~i~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~j~0#1 := 0; 287#L29-3 assume !!(main_~j~0#1 < 10);havoc main_#t~nondet9#1;call write~int#1(main_#t~nondet9#1, main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet9#1;call write~$Pointer$#3(0, 0, main_~#dummies~0#1.base, main_~#dummies~0#1.offset + 4 * main_~j~0#1, 4); 288#L29-2 main_#t~post10#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 289#L29-3 assume !!(main_~j~0#1 < 10);havoc main_#t~nondet9#1;call write~int#1(main_#t~nondet9#1, main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet9#1;call write~$Pointer$#3(0, 0, main_~#dummies~0#1.base, main_~#dummies~0#1.offset + 4 * main_~j~0#1, 4); 290#L29-2 main_#t~post10#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 300#L29-3 assume !!(main_~j~0#1 < 10);havoc main_#t~nondet9#1;call write~int#1(main_#t~nondet9#1, main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet9#1;call write~$Pointer$#3(0, 0, main_~#dummies~0#1.base, main_~#dummies~0#1.offset + 4 * main_~j~0#1, 4); 299#L29-2 main_#t~post10#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 298#L29-3 assume !!(main_~j~0#1 < 10);havoc main_#t~nondet9#1;call write~int#1(main_#t~nondet9#1, main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet9#1;call write~$Pointer$#3(0, 0, main_~#dummies~0#1.base, main_~#dummies~0#1.offset + 4 * main_~j~0#1, 4); 297#L29-2 main_#t~post10#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 296#L29-3 assume !(main_~j~0#1 < 10); 291#L29-4 havoc main_~j~0#1; 292#L35 assume main_~i~0#1 > 0 && main_~i~0#1 < 9;call write~int#1(main_~i~0#1, main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~i~0#1, 4);call write~$Pointer$#4(main_~#a~0#1.base, main_~#a~0#1.offset + 4 * (main_~i~0#1 - 1), main_~#dummy~0#1.base, main_~#dummy~0#1.offset, 4);call write~$Pointer$#3(main_~#dummy~0#1.base, main_~#dummy~0#1.offset, main_~#dummies~0#1.base, main_~#dummies~0#1.offset + 4 * (1 + main_~i~0#1), 4);call write~$Pointer$#2(main_~#dummies~0#1.base, 4 + main_~#dummies~0#1.offset, main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem11#1.base, main_#t~mem11#1.offset := read~$Pointer$#2(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem12#1.base, main_#t~mem12#1.offset := read~$Pointer$#3(main_#t~mem11#1.base, main_#t~mem11#1.offset + 4 * main_~i~0#1, 4);call main_#t~mem13#1.base, main_#t~mem13#1.offset := read~$Pointer$#4(main_#t~mem12#1.base, main_#t~mem12#1.offset, 4);main_~pa~0#1.base, main_~pa~0#1.offset := main_#t~mem13#1.base, 4 + main_#t~mem13#1.offset;havoc main_#t~mem11#1.base, main_#t~mem11#1.offset;havoc main_#t~mem12#1.base, main_#t~mem12#1.offset;havoc main_#t~mem13#1.base, main_#t~mem13#1.offset;call main_#t~mem14#1 := read~int#1(main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~i~0#1, 4); 285#L41 assume main_#t~mem14#1 > 0;havoc main_#t~mem14#1;call main_#t~mem15#1.base, main_#t~mem15#1.offset := read~$Pointer$#3(main_~#dummies~0#1.base, main_~#dummies~0#1.offset + 4 * (1 + main_~i~0#1), 4);call main_#t~mem16#1.base, main_#t~mem16#1.offset := read~$Pointer$#4(main_#t~mem15#1.base, main_#t~mem15#1.offset, 4);call main_#t~mem17#1 := read~int#1(main_#t~mem16#1.base, 4 + main_#t~mem16#1.offset, 4);main_~i~0#1 := main_#t~mem17#1 - 10;havoc main_#t~mem15#1.base, main_#t~mem15#1.offset;havoc main_#t~mem16#1.base, main_#t~mem16#1.offset;havoc main_#t~mem17#1; 286#L43-3 [2024-10-31 22:00:42,257 INFO L747 eck$LassoCheckResult]: Loop: 286#L43-3 call main_#t~mem18#1 := read~int#1(main_~pa~0#1.base, main_~pa~0#1.offset, 4); 293#L43-1 assume !!(main_~i~0#1 < main_#t~mem18#1);havoc main_#t~mem18#1;main_#t~pre19#1 := 1 + main_~i~0#1;main_~i~0#1 := 1 + main_~i~0#1;havoc main_#t~pre19#1; 286#L43-3 [2024-10-31 22:00:42,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:00:42,257 INFO L85 PathProgramCache]: Analyzing trace with hash -1745754442, now seen corresponding path program 2 times [2024-10-31 22:00:42,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:00:42,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872292860] [2024-10-31 22:00:42,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:00:42,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:00:42,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:00:42,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:42,476 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 22:00:42,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:00:42,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872292860] [2024-10-31 22:00:42,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [872292860] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:00:42,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1647925998] [2024-10-31 22:00:42,477 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-31 22:00:42,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:00:42,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:42,480 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:00:42,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29169ac9-d4c9-4769-995d-7c9ce3d91e29/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2024-10-31 22:00:42,665 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-31 22:00:42,666 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-31 22:00:42,668 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-31 22:00:42,669 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:00:42,704 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 22:00:42,705 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 22:00:42,807 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 22:00:42,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1647925998] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 22:00:42,809 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 22:00:42,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2024-10-31 22:00:42,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770913496] [2024-10-31 22:00:42,809 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 22:00:42,810 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 22:00:42,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:00:42,810 INFO L85 PathProgramCache]: Analyzing trace with hash 1830, now seen corresponding path program 3 times [2024-10-31 22:00:42,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:00:42,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086740019] [2024-10-31 22:00:42,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:00:42,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:00:42,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:42,819 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:00:42,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:42,824 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:00:42,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:00:42,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-31 22:00:42,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-10-31 22:00:42,887 INFO L87 Difference]: Start difference. First operand 16 states and 17 transitions. cyclomatic complexity: 3 Second operand has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 states have internal predecessors, (27), 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 22:00:42,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:00:42,980 INFO L93 Difference]: Finished difference Result 28 states and 29 transitions. [2024-10-31 22:00:42,980 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 29 transitions. [2024-10-31 22:00:42,981 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-31 22:00:42,982 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 28 states and 29 transitions. [2024-10-31 22:00:42,982 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2024-10-31 22:00:42,982 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2024-10-31 22:00:42,982 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 29 transitions. [2024-10-31 22:00:42,982 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:00:42,982 INFO L218 hiAutomatonCegarLoop]: Abstraction has 28 states and 29 transitions. [2024-10-31 22:00:42,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states and 29 transitions. [2024-10-31 22:00:42,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2024-10-31 22:00:42,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 28 states have (on average 1.0357142857142858) internal successors, (29), 27 states have internal predecessors, (29), 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 22:00:42,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 29 transitions. [2024-10-31 22:00:42,988 INFO L240 hiAutomatonCegarLoop]: Abstraction has 28 states and 29 transitions. [2024-10-31 22:00:42,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-31 22:00:42,990 INFO L425 stractBuchiCegarLoop]: Abstraction has 28 states and 29 transitions. [2024-10-31 22:00:42,990 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-10-31 22:00:42,990 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 29 transitions. [2024-10-31 22:00:42,991 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-31 22:00:42,993 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:00:42,993 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:00:42,994 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [10, 10, 1, 1, 1, 1, 1, 1] [2024-10-31 22:00:42,994 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:00:42,994 INFO L745 eck$LassoCheckResult]: Stem: 432#$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(11, 2);call #Ultimate.allocInit(12, 3); 433#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~post10#1, main_~j~0#1, main_#t~mem11#1.base, main_#t~mem11#1.offset, main_#t~mem12#1.base, main_#t~mem12#1.offset, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1, main_#t~mem15#1.base, main_#t~mem15#1.offset, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~mem17#1, main_#t~mem18#1, main_#t~pre19#1, main_#t~ret20#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, main_~#dummy~0#1.base, main_~#dummy~0#1.offset, main_~#dummies~0#1.base, main_~#dummies~0#1.offset, main_~#a~0#1.base, main_~#a~0#1.offset, main_~i~0#1, main_~pa~0#1.base, main_~pa~0#1.offset;call main_~#cont~0#1.base, main_~#cont~0#1.offset := #Ultimate.allocOnStack(4);call main_~#dummy~0#1.base, main_~#dummy~0#1.offset := #Ultimate.allocOnStack(4);call main_~#dummies~0#1.base, main_~#dummies~0#1.offset := #Ultimate.allocOnStack(40);call main_~#a~0#1.base, main_~#a~0#1.offset := #Ultimate.allocOnStack(40);havoc main_~i~0#1;havoc main_~pa~0#1.base, main_~pa~0#1.offset;havoc main_#t~nondet8#1;main_~i~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~j~0#1 := 0; 425#L29-3 assume !!(main_~j~0#1 < 10);havoc main_#t~nondet9#1;call write~int#1(main_#t~nondet9#1, main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet9#1;call write~$Pointer$#3(0, 0, main_~#dummies~0#1.base, main_~#dummies~0#1.offset + 4 * main_~j~0#1, 4); 426#L29-2 main_#t~post10#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 427#L29-3 assume !!(main_~j~0#1 < 10);havoc main_#t~nondet9#1;call write~int#1(main_#t~nondet9#1, main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet9#1;call write~$Pointer$#3(0, 0, main_~#dummies~0#1.base, main_~#dummies~0#1.offset + 4 * main_~j~0#1, 4); 428#L29-2 main_#t~post10#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 434#L29-3 assume !!(main_~j~0#1 < 10);havoc main_#t~nondet9#1;call write~int#1(main_#t~nondet9#1, main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet9#1;call write~$Pointer$#3(0, 0, main_~#dummies~0#1.base, main_~#dummies~0#1.offset + 4 * main_~j~0#1, 4); 450#L29-2 main_#t~post10#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 449#L29-3 assume !!(main_~j~0#1 < 10);havoc main_#t~nondet9#1;call write~int#1(main_#t~nondet9#1, main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet9#1;call write~$Pointer$#3(0, 0, main_~#dummies~0#1.base, main_~#dummies~0#1.offset + 4 * main_~j~0#1, 4); 448#L29-2 main_#t~post10#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 447#L29-3 assume !!(main_~j~0#1 < 10);havoc main_#t~nondet9#1;call write~int#1(main_#t~nondet9#1, main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet9#1;call write~$Pointer$#3(0, 0, main_~#dummies~0#1.base, main_~#dummies~0#1.offset + 4 * main_~j~0#1, 4); 446#L29-2 main_#t~post10#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 445#L29-3 assume !!(main_~j~0#1 < 10);havoc main_#t~nondet9#1;call write~int#1(main_#t~nondet9#1, main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet9#1;call write~$Pointer$#3(0, 0, main_~#dummies~0#1.base, main_~#dummies~0#1.offset + 4 * main_~j~0#1, 4); 444#L29-2 main_#t~post10#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 443#L29-3 assume !!(main_~j~0#1 < 10);havoc main_#t~nondet9#1;call write~int#1(main_#t~nondet9#1, main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet9#1;call write~$Pointer$#3(0, 0, main_~#dummies~0#1.base, main_~#dummies~0#1.offset + 4 * main_~j~0#1, 4); 442#L29-2 main_#t~post10#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 441#L29-3 assume !!(main_~j~0#1 < 10);havoc main_#t~nondet9#1;call write~int#1(main_#t~nondet9#1, main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet9#1;call write~$Pointer$#3(0, 0, main_~#dummies~0#1.base, main_~#dummies~0#1.offset + 4 * main_~j~0#1, 4); 440#L29-2 main_#t~post10#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 439#L29-3 assume !!(main_~j~0#1 < 10);havoc main_#t~nondet9#1;call write~int#1(main_#t~nondet9#1, main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet9#1;call write~$Pointer$#3(0, 0, main_~#dummies~0#1.base, main_~#dummies~0#1.offset + 4 * main_~j~0#1, 4); 438#L29-2 main_#t~post10#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 437#L29-3 assume !!(main_~j~0#1 < 10);havoc main_#t~nondet9#1;call write~int#1(main_#t~nondet9#1, main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet9#1;call write~$Pointer$#3(0, 0, main_~#dummies~0#1.base, main_~#dummies~0#1.offset + 4 * main_~j~0#1, 4); 436#L29-2 main_#t~post10#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 435#L29-3 assume !(main_~j~0#1 < 10); 429#L29-4 havoc main_~j~0#1; 430#L35 assume main_~i~0#1 > 0 && main_~i~0#1 < 9;call write~int#1(main_~i~0#1, main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~i~0#1, 4);call write~$Pointer$#4(main_~#a~0#1.base, main_~#a~0#1.offset + 4 * (main_~i~0#1 - 1), main_~#dummy~0#1.base, main_~#dummy~0#1.offset, 4);call write~$Pointer$#3(main_~#dummy~0#1.base, main_~#dummy~0#1.offset, main_~#dummies~0#1.base, main_~#dummies~0#1.offset + 4 * (1 + main_~i~0#1), 4);call write~$Pointer$#2(main_~#dummies~0#1.base, 4 + main_~#dummies~0#1.offset, main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem11#1.base, main_#t~mem11#1.offset := read~$Pointer$#2(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem12#1.base, main_#t~mem12#1.offset := read~$Pointer$#3(main_#t~mem11#1.base, main_#t~mem11#1.offset + 4 * main_~i~0#1, 4);call main_#t~mem13#1.base, main_#t~mem13#1.offset := read~$Pointer$#4(main_#t~mem12#1.base, main_#t~mem12#1.offset, 4);main_~pa~0#1.base, main_~pa~0#1.offset := main_#t~mem13#1.base, 4 + main_#t~mem13#1.offset;havoc main_#t~mem11#1.base, main_#t~mem11#1.offset;havoc main_#t~mem12#1.base, main_#t~mem12#1.offset;havoc main_#t~mem13#1.base, main_#t~mem13#1.offset;call main_#t~mem14#1 := read~int#1(main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~i~0#1, 4); 423#L41 assume main_#t~mem14#1 > 0;havoc main_#t~mem14#1;call main_#t~mem15#1.base, main_#t~mem15#1.offset := read~$Pointer$#3(main_~#dummies~0#1.base, main_~#dummies~0#1.offset + 4 * (1 + main_~i~0#1), 4);call main_#t~mem16#1.base, main_#t~mem16#1.offset := read~$Pointer$#4(main_#t~mem15#1.base, main_#t~mem15#1.offset, 4);call main_#t~mem17#1 := read~int#1(main_#t~mem16#1.base, 4 + main_#t~mem16#1.offset, 4);main_~i~0#1 := main_#t~mem17#1 - 10;havoc main_#t~mem15#1.base, main_#t~mem15#1.offset;havoc main_#t~mem16#1.base, main_#t~mem16#1.offset;havoc main_#t~mem17#1; 424#L43-3 [2024-10-31 22:00:42,994 INFO L747 eck$LassoCheckResult]: Loop: 424#L43-3 call main_#t~mem18#1 := read~int#1(main_~pa~0#1.base, main_~pa~0#1.offset, 4); 431#L43-1 assume !!(main_~i~0#1 < main_#t~mem18#1);havoc main_#t~mem18#1;main_#t~pre19#1 := 1 + main_~i~0#1;main_~i~0#1 := 1 + main_~i~0#1;havoc main_#t~pre19#1; 424#L43-3 [2024-10-31 22:00:42,994 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:00:42,995 INFO L85 PathProgramCache]: Analyzing trace with hash -95702974, now seen corresponding path program 3 times [2024-10-31 22:00:42,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:00:42,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423763241] [2024-10-31 22:00:42,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:00:42,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:00:43,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:43,165 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:00:43,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:43,258 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:00:43,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:00:43,261 INFO L85 PathProgramCache]: Analyzing trace with hash 1830, now seen corresponding path program 4 times [2024-10-31 22:00:43,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:00:43,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006076725] [2024-10-31 22:00:43,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:00:43,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:00:43,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:43,268 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:00:43,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:43,275 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:00:43,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:00:43,276 INFO L85 PathProgramCache]: Analyzing trace with hash -1776243929, now seen corresponding path program 1 times [2024-10-31 22:00:43,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:00:43,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132723691] [2024-10-31 22:00:43,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:00:43,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:00:43,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:43,384 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:00:43,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:43,465 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace