./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrpbrk-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/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_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrpbrk-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/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 64bit --witnessprinter.graph.data.programhash dab3cfcd7f834fcfbdfecec143b1f55491432e66d7189ec50c725339851d6e17 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 21:59:32,597 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 21:59:32,690 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-10-31 21:59:32,698 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 21:59:32,699 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 21:59:32,734 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 21:59:32,735 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 21:59:32,736 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 21:59:32,736 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 21:59:32,737 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 21:59:32,741 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 21:59:32,742 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 21:59:32,742 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 21:59:32,743 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-31 21:59:32,743 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-31 21:59:32,744 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-31 21:59:32,744 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-31 21:59:32,745 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-31 21:59:32,745 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-31 21:59:32,746 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 21:59:32,746 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-31 21:59:32,750 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 21:59:32,752 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 21:59:32,752 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-31 21:59:32,753 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-31 21:59:32,753 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-31 21:59:32,754 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 21:59:32,754 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 21:59:32,754 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 21:59:32,755 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-31 21:59:32,759 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 21:59:32,760 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 21:59:32,760 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 21:59:32,761 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 21:59:32,761 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 21:59:32,762 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-31 21:59:32,762 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_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dab3cfcd7f834fcfbdfecec143b1f55491432e66d7189ec50c725339851d6e17 [2024-10-31 21:59:33,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 21:59:33,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 21:59:33,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 21:59:33,113 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 21:59:33,114 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 21:59:33,116 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrpbrk-alloca-1.i Unable to find full path for "g++" [2024-10-31 21:59:35,371 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 21:59:35,662 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 21:59:35,663 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/sv-benchmarks/c/termination-memory-alloca/openbsd_cstrpbrk-alloca-1.i [2024-10-31 21:59:35,679 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/data/d66841df9/5bb433e040924790be7109e670ef6a84/FLAGb8cb623cb [2024-10-31 21:59:35,963 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/data/d66841df9/5bb433e040924790be7109e670ef6a84 [2024-10-31 21:59:35,966 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 21:59:35,968 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 21:59:35,970 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 21:59:35,970 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 21:59:35,978 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 21:59:35,982 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:59:35" (1/1) ... [2024-10-31 21:59:35,984 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@318864e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:35, skipping insertion in model container [2024-10-31 21:59:35,984 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:59:35" (1/1) ... [2024-10-31 21:59:36,061 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 21:59:36,455 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:59:36,470 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 21:59:36,557 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:59:36,596 INFO L204 MainTranslator]: Completed translation [2024-10-31 21:59:36,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:36 WrapperNode [2024-10-31 21:59:36,597 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 21:59:36,598 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 21:59:36,598 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 21:59:36,598 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 21:59:36,607 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:36" (1/1) ... [2024-10-31 21:59:36,621 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:36" (1/1) ... [2024-10-31 21:59:36,649 INFO L138 Inliner]: procedures = 111, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2024-10-31 21:59:36,649 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 21:59:36,650 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 21:59:36,651 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 21:59:36,651 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 21:59:36,666 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:36" (1/1) ... [2024-10-31 21:59:36,667 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:36" (1/1) ... [2024-10-31 21:59:36,670 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:36" (1/1) ... [2024-10-31 21:59:36,688 INFO L175 MemorySlicer]: Split 4 memory accesses to 2 slices as follows [2, 2]. 50 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 2 writes are split as follows [1, 1]. [2024-10-31 21:59:36,688 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:36" (1/1) ... [2024-10-31 21:59:36,689 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:36" (1/1) ... [2024-10-31 21:59:36,696 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:36" (1/1) ... [2024-10-31 21:59:36,702 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:36" (1/1) ... [2024-10-31 21:59:36,703 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:36" (1/1) ... [2024-10-31 21:59:36,709 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:36" (1/1) ... [2024-10-31 21:59:36,716 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 21:59:36,717 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 21:59:36,717 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 21:59:36,717 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 21:59:36,718 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:36" (1/1) ... [2024-10-31 21:59:36,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:36,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:36,774 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:36,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-31 21:59:36,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 21:59:36,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 21:59:36,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 21:59:36,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 21:59:36,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 21:59:36,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 21:59:36,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 21:59:36,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 21:59:36,973 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 21:59:36,979 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 21:59:37,118 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-10-31 21:59:37,119 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 21:59:37,137 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 21:59:37,137 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-31 21:59:37,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:59:37 BoogieIcfgContainer [2024-10-31 21:59:37,138 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 21:59:37,139 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-31 21:59:37,139 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-31 21:59:37,143 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-31 21:59:37,145 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 21:59:37,145 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.10 09:59:35" (1/3) ... [2024-10-31 21:59:37,146 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@cbad42d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 09:59:37, skipping insertion in model container [2024-10-31 21:59:37,146 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 21:59:37,146 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:36" (2/3) ... [2024-10-31 21:59:37,147 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@cbad42d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 09:59:37, skipping insertion in model container [2024-10-31 21:59:37,147 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 21:59:37,147 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:59:37" (3/3) ... [2024-10-31 21:59:37,148 INFO L332 chiAutomizerObserver]: Analyzing ICFG openbsd_cstrpbrk-alloca-1.i [2024-10-31 21:59:37,238 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-31 21:59:37,238 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-31 21:59:37,238 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-31 21:59:37,238 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-31 21:59:37,238 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-31 21:59:37,239 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-31 21:59:37,239 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-31 21:59:37,239 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-31 21:59:37,243 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 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 21:59:37,261 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-10-31 21:59:37,261 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 21:59:37,261 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 21:59:37,269 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-10-31 21:59:37,269 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 21:59:37,269 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-31 21:59:37,270 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 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 21:59:37,271 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-10-31 21:59:37,273 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 21:59:37,273 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 21:59:37,274 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-10-31 21:59:37,274 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 21:59:37,284 INFO L745 eck$LassoCheckResult]: Stem: 10#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~ret10#1.base, main_#t~ret10#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 11#L562true assume !(main_~length1~0#1 < 1); 14#L562-2true assume !(main_~length2~0#1 < 1); 12#L565-1true call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset, cstrpbrk_~c~0#1, cstrpbrk_~sc~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;havoc cstrpbrk_~c~0#1;havoc cstrpbrk_~sc~0#1; 13#L553-4true [2024-10-31 21:59:37,284 INFO L747 eck$LassoCheckResult]: Loop: 13#L553-4true cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#0(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1; 8#L552-1true assume !!(0 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset; 4#L553-3true assume !true; 13#L553-4true [2024-10-31 21:59:37,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:59:37,291 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2024-10-31 21:59:37,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:59:37,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595173303] [2024-10-31 21:59:37,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:59:37,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:59:37,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:37,486 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:59:37,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:37,531 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:59:37,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:59:37,535 INFO L85 PathProgramCache]: Analyzing trace with hash 49828, now seen corresponding path program 1 times [2024-10-31 21:59:37,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:59:37,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357798331] [2024-10-31 21:59:37,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:59:37,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:59:37,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:37,602 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 21:59:37,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:59:37,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357798331] [2024-10-31 21:59:37,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357798331] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:59:37,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:59:37,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-31 21:59:37,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579553247] [2024-10-31 21:59:37,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:59:37,617 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-10-31 21:59:37,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:59:37,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-31 21:59:37,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 21:59:37,653 INFO L87 Difference]: Start difference. First operand has 15 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 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 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 21:59:37,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:59:37,660 INFO L93 Difference]: Finished difference Result 15 states and 19 transitions. [2024-10-31 21:59:37,661 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 19 transitions. [2024-10-31 21:59:37,664 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-10-31 21:59:37,669 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 10 states and 13 transitions. [2024-10-31 21:59:37,670 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-10-31 21:59:37,670 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-10-31 21:59:37,671 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 13 transitions. [2024-10-31 21:59:37,672 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 21:59:37,672 INFO L218 hiAutomatonCegarLoop]: Abstraction has 10 states and 13 transitions. [2024-10-31 21:59:37,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 13 transitions. [2024-10-31 21:59:37,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2024-10-31 21:59:37,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 21:59:37,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2024-10-31 21:59:37,701 INFO L240 hiAutomatonCegarLoop]: Abstraction has 10 states and 13 transitions. [2024-10-31 21:59:37,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 21:59:37,708 INFO L425 stractBuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2024-10-31 21:59:37,709 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-31 21:59:37,709 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2024-10-31 21:59:37,712 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-10-31 21:59:37,713 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 21:59:37,713 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 21:59:37,713 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-10-31 21:59:37,713 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-10-31 21:59:37,714 INFO L745 eck$LassoCheckResult]: Stem: 40#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 41#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~ret10#1.base, main_#t~ret10#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 42#L562 assume !(main_~length1~0#1 < 1); 43#L562-2 assume !(main_~length2~0#1 < 1); 46#L565-1 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset, cstrpbrk_~c~0#1, cstrpbrk_~sc~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;havoc cstrpbrk_~c~0#1;havoc cstrpbrk_~sc~0#1; 44#L553-4 [2024-10-31 21:59:37,714 INFO L747 eck$LassoCheckResult]: Loop: 44#L553-4 cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#0(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1; 47#L552-1 assume !!(0 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset; 38#L553-3 cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#1(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1; 39#L553-1 assume !(0 != cstrpbrk_~sc~0#1);havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1; 44#L553-4 [2024-10-31 21:59:37,715 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:59:37,715 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 2 times [2024-10-31 21:59:37,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:59:37,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212281878] [2024-10-31 21:59:37,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:59:37,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:59:37,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:37,783 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:59:37,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:37,828 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:59:37,829 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:59:37,829 INFO L85 PathProgramCache]: Analyzing trace with hash 1544297, now seen corresponding path program 1 times [2024-10-31 21:59:37,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:59:37,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188595274] [2024-10-31 21:59:37,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:59:37,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:59:37,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:37,874 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:59:37,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:37,895 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:59:37,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:59:37,897 INFO L85 PathProgramCache]: Analyzing trace with hash 1298350894, now seen corresponding path program 1 times [2024-10-31 21:59:37,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:59:37,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281414573] [2024-10-31 21:59:37,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:59:37,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:59:37,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:37,983 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:59:38,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:38,023 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:59:39,345 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 21:59:39,346 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 21:59:39,347 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 21:59:39,347 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 21:59:39,347 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 21:59:39,347 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:39,348 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 21:59:39,348 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 21:59:39,348 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrpbrk-alloca-1.i_Iteration2_Lasso [2024-10-31 21:59:39,348 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 21:59:39,348 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 21:59:39,412 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,421 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,425 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,428 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,431 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,436 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,440 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,449 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,453 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,458 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,461 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,465 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,469 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,473 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,477 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,480 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,929 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,941 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,946 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,949 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,956 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,959 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,962 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,965 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,972 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:39,975 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:40,496 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 21:59:40,502 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 21:59:40,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:40,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:40,507 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:40,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-31 21:59:40,512 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 21:59:40,528 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:40,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:40,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:40,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:40,530 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:40,532 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:40,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:40,538 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:40,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-10-31 21:59:40,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:40,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:40,565 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:40,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-31 21:59:40,568 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 21:59:40,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:40,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:40,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:40,596 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:40,596 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:40,604 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:40,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:40,609 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:40,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-10-31 21:59:40,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:40,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:40,632 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:40,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-31 21:59:40,636 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 21:59:40,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:40,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:40,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:40,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:40,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:40,652 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:40,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:40,654 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:40,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-10-31 21:59:40,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:40,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:40,689 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:40,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-31 21:59:40,692 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 21:59:40,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:40,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:40,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:40,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:40,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:40,709 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:40,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:40,711 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:40,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-10-31 21:59:40,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:40,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:40,736 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:40,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-31 21:59:40,739 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 21:59:40,755 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:40,755 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:40,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:40,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:40,755 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:40,756 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:40,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:40,759 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:40,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-10-31 21:59:40,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:40,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:40,784 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:40,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-31 21:59:40,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:59:40,803 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:40,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:40,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:40,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:40,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:40,805 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:40,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:40,807 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:40,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-10-31 21:59:40,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:40,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:40,831 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:40,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-31 21:59:40,835 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 21:59:40,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:40,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:40,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:40,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:40,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:40,855 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:40,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:40,857 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:40,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-10-31 21:59:40,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:40,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:40,881 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:40,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-31 21:59:40,883 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 21:59:40,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:40,898 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:40,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:40,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:40,898 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:40,899 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:40,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:40,904 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:40,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-10-31 21:59:40,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:40,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:40,927 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:40,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-31 21:59:40,931 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 21:59:40,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:40,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:40,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:40,950 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:40,954 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:59:40,954 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:40,961 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:40,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-10-31 21:59:40,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:40,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:40,983 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:40,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-10-31 21:59:40,986 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 21:59:41,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:41,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:41,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:41,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:41,001 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:41,002 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:41,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:41,006 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:41,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-10-31 21:59:41,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:41,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:41,029 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:41,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-10-31 21:59:41,032 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 21:59:41,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:41,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:41,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:41,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:41,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:41,049 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:41,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:41,051 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:41,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-10-31 21:59:41,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:41,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:41,075 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:41,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-10-31 21:59:41,077 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 21:59:41,092 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:41,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:41,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:41,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:41,093 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:41,094 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:41,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:41,095 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:41,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-10-31 21:59:41,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:41,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:41,118 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:41,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-10-31 21:59:41,120 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 21:59:41,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:41,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:41,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:41,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:41,135 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:41,136 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:41,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:41,138 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:41,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-10-31 21:59:41,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:41,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:41,159 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:41,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-10-31 21:59:41,163 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 21:59:41,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:41,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:41,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:41,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:41,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:41,179 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:41,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:41,180 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:41,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-10-31 21:59:41,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:41,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:41,202 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:41,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-10-31 21:59:41,235 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 21:59:41,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:41,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:41,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:41,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:41,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:41,267 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:41,267 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:41,272 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:41,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-10-31 21:59:41,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:41,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:41,305 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:41,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-10-31 21:59:41,308 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 21:59:41,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:41,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:41,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:41,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:41,329 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:59:41,329 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:41,341 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:41,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-10-31 21:59:41,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:41,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:41,393 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:41,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-10-31 21:59:41,395 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 21:59:41,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:41,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:41,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:41,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:41,422 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:59:41,422 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:41,433 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:41,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-10-31 21:59:41,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:41,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:41,456 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:41,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-10-31 21:59:41,461 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 21:59:41,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:41,476 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:41,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:41,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:41,477 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:41,478 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:41,478 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:41,480 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:41,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-10-31 21:59:41,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:41,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:41,501 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:41,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-10-31 21:59:41,505 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 21:59:41,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:41,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:41,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:41,519 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:41,522 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:59:41,522 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:41,527 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:41,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-10-31 21:59:41,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:41,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:41,548 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:41,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-10-31 21:59:41,553 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 21:59:41,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:41,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:41,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:41,568 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:41,570 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:59:41,571 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:41,575 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:41,596 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-10-31 21:59:41,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:41,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:41,600 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:41,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-10-31 21:59:41,602 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 21:59:41,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:41,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:41,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:41,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:41,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:41,619 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:41,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:41,623 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:41,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-10-31 21:59:41,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:41,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:41,645 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:41,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-10-31 21:59:41,648 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 21:59:41,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:41,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:41,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:41,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:41,666 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:59:41,666 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:41,673 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:41,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-10-31 21:59:41,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:41,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:41,694 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:41,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-10-31 21:59:41,697 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 21:59:41,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:41,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:41,712 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:41,712 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:41,715 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:59:41,715 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:41,721 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:41,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-10-31 21:59:41,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:41,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:41,742 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:41,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-10-31 21:59:41,744 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 21:59:41,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:41,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:41,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:41,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:41,765 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:59:41,765 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:41,776 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 21:59:41,797 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-10-31 21:59:41,798 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-10-31 21:59:41,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:41,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:41,802 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:41,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-10-31 21:59:41,807 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 21:59:41,828 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-31 21:59:41,828 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 21:59:41,829 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrpbrk_~s1#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc8#1.base)_1) = -1*ULTIMATE.start_cstrpbrk_~s1#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc8#1.base)_1 Supporting invariants [] [2024-10-31 21:59:41,847 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-10-31 21:59:41,881 INFO L156 tatePredicateManager]: 5 out of 6 supporting invariants were superfluous and have been removed [2024-10-31 21:59:41,891 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s1!offset [2024-10-31 21:59:41,892 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-31 21:59:41,892 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-31 21:59:41,927 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:59:41,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:41,973 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-31 21:59:41,974 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:59:42,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:42,008 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-10-31 21:59:42,009 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:59:42,080 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 21:59:42,084 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 21:59:42,086 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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 21:59:42,152 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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 16 states and 20 transitions. Complement of second has 4 states. [2024-10-31 21:59:42,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-31 21:59:42,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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 21:59:42,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 14 transitions. [2024-10-31 21:59:42,157 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 5 letters. Loop has 4 letters. [2024-10-31 21:59:42,158 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 21:59:42,158 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 9 letters. Loop has 4 letters. [2024-10-31 21:59:42,158 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 21:59:42,159 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 5 letters. Loop has 8 letters. [2024-10-31 21:59:42,159 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 21:59:42,159 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 20 transitions. [2024-10-31 21:59:42,160 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-31 21:59:42,161 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 15 states and 19 transitions. [2024-10-31 21:59:42,161 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2024-10-31 21:59:42,161 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-10-31 21:59:42,161 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 19 transitions. [2024-10-31 21:59:42,162 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 21:59:42,162 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 19 transitions. [2024-10-31 21:59:42,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 19 transitions. [2024-10-31 21:59:42,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 14. [2024-10-31 21:59:42,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 21:59:42,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 18 transitions. [2024-10-31 21:59:42,164 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 18 transitions. [2024-10-31 21:59:42,164 INFO L425 stractBuchiCegarLoop]: Abstraction has 14 states and 18 transitions. [2024-10-31 21:59:42,164 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-10-31 21:59:42,164 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 18 transitions. [2024-10-31 21:59:42,165 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-31 21:59:42,165 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 21:59:42,165 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 21:59:42,166 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:59:42,166 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 21:59:42,166 INFO L745 eck$LassoCheckResult]: Stem: 143#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 144#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~ret10#1.base, main_#t~ret10#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 145#L562 assume !(main_~length1~0#1 < 1); 146#L562-2 assume !(main_~length2~0#1 < 1); 150#L565-1 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset, cstrpbrk_~c~0#1, cstrpbrk_~sc~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;havoc cstrpbrk_~c~0#1;havoc cstrpbrk_~sc~0#1; 151#L553-4 cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#0(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1; 152#L552-1 assume !!(0 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset; 139#L553-3 [2024-10-31 21:59:42,166 INFO L747 eck$LassoCheckResult]: Loop: 139#L553-3 cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#1(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1; 140#L553-1 assume !!(0 != cstrpbrk_~sc~0#1);havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1; 147#L554 assume !(cstrpbrk_~sc~0#1 == cstrpbrk_~c~0#1); 139#L553-3 [2024-10-31 21:59:42,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:59:42,167 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935627, now seen corresponding path program 1 times [2024-10-31 21:59:42,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:59:42,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685237798] [2024-10-31 21:59:42,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:59:42,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:59:42,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:42,200 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:59:42,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:42,239 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:59:42,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:59:42,240 INFO L85 PathProgramCache]: Analyzing trace with hash 58753, now seen corresponding path program 1 times [2024-10-31 21:59:42,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:59:42,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041506965] [2024-10-31 21:59:42,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:59:42,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:59:42,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:42,250 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:59:42,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:42,259 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:59:42,261 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:59:42,261 INFO L85 PathProgramCache]: Analyzing trace with hash 1594172151, now seen corresponding path program 1 times [2024-10-31 21:59:42,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:59:42,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498259835] [2024-10-31 21:59:42,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:59:42,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:59:42,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:42,316 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:59:42,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:42,338 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:59:42,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-10-31 21:59:43,567 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 21:59:43,567 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 21:59:43,567 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 21:59:43,567 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 21:59:43,568 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 21:59:43,568 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:43,568 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 21:59:43,568 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 21:59:43,568 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrpbrk-alloca-1.i_Iteration3_Lasso [2024-10-31 21:59:43,568 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 21:59:43,569 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 21:59:43,573 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:43,579 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:43,582 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:43,958 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:43,961 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:43,964 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:43,967 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:43,969 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:43,975 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:43,978 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:43,980 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:43,987 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:43,989 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:43,992 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:43,994 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:43,997 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:43,999 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:44,001 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:44,004 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:44,007 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:44,009 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:44,012 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:44,014 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:44,017 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:44,019 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:44,021 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:44,025 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:44,411 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 21:59:44,411 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 21:59:44,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:44,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:44,414 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:44,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-10-31 21:59:44,418 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 21:59:44,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:44,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:44,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:44,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:44,433 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:44,433 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:44,434 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:44,435 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:44,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2024-10-31 21:59:44,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:44,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:44,455 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:44,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-10-31 21:59:44,458 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 21:59:44,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:44,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:44,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:44,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:44,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:44,473 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:44,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:44,477 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:44,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-10-31 21:59:44,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:44,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:44,497 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:44,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-10-31 21:59:44,499 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 21:59:44,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:44,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:44,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:44,513 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:44,515 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:59:44,515 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:44,521 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:44,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2024-10-31 21:59:44,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:44,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:44,541 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:44,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-10-31 21:59:44,543 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 21:59:44,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:44,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:44,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:44,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:44,565 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:59:44,565 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:44,575 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:44,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-10-31 21:59:44,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:44,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:44,594 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:44,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-10-31 21:59:44,604 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 21:59:44,618 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:44,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:44,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:44,619 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:44,621 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:59:44,621 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:44,628 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:44,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-10-31 21:59:44,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:44,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:44,648 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:44,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-10-31 21:59:44,650 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 21:59:44,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:44,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:44,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:44,665 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:44,668 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:59:44,668 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:44,672 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:44,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-10-31 21:59:44,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:44,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:44,691 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:44,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-10-31 21:59:44,694 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 21:59:44,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:44,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:44,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:44,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:44,710 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:59:44,711 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:44,716 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:44,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-10-31 21:59:44,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:44,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:44,736 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:44,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-10-31 21:59:44,738 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 21:59:44,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:44,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:44,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:44,753 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:44,755 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:59:44,755 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:44,759 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:44,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-10-31 21:59:44,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:44,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:44,779 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:44,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-10-31 21:59:44,781 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 21:59:44,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:44,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:44,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:44,796 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:44,803 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:59:44,803 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:44,816 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 21:59:44,840 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-10-31 21:59:44,841 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 11 variables to zero. [2024-10-31 21:59:44,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:44,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:44,843 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:44,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-10-31 21:59:44,845 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 21:59:44,864 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-31 21:59:44,864 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 21:59:44,865 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrpbrk_~scanp~0#1.offset, v_rep(select #length ULTIMATE.start_cstrpbrk_~s2#1.base)_1) = -1*ULTIMATE.start_cstrpbrk_~scanp~0#1.offset + 1*v_rep(select #length ULTIMATE.start_cstrpbrk_~s2#1.base)_1 Supporting invariants [] [2024-10-31 21:59:44,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-10-31 21:59:44,918 INFO L156 tatePredicateManager]: 7 out of 9 supporting invariants were superfluous and have been removed [2024-10-31 21:59:44,923 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~scanp~0!offset [2024-10-31 21:59:44,923 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-31 21:59:44,923 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-31 21:59:44,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:59:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:44,992 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-31 21:59:44,993 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:59:45,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:45,035 WARN L253 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-10-31 21:59:45,036 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:59:45,095 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 21:59:45,095 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-10-31 21:59:45,095 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 18 transitions. cyclomatic complexity: 6 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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 21:59:45,146 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 18 transitions. cyclomatic complexity: 6. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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 31 states and 38 transitions. Complement of second has 6 states. [2024-10-31 21:59:45,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-31 21:59:45,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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 21:59:45,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 15 transitions. [2024-10-31 21:59:45,148 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 7 letters. Loop has 3 letters. [2024-10-31 21:59:45,148 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 21:59:45,148 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 10 letters. Loop has 3 letters. [2024-10-31 21:59:45,149 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 21:59:45,149 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 7 letters. Loop has 6 letters. [2024-10-31 21:59:45,149 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 21:59:45,149 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 38 transitions. [2024-10-31 21:59:45,151 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-31 21:59:45,152 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 21 states and 27 transitions. [2024-10-31 21:59:45,152 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2024-10-31 21:59:45,152 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2024-10-31 21:59:45,152 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 27 transitions. [2024-10-31 21:59:45,152 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 21:59:45,152 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21 states and 27 transitions. [2024-10-31 21:59:45,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 27 transitions. [2024-10-31 21:59:45,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 15. [2024-10-31 21:59:45,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 14 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 21:59:45,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 19 transitions. [2024-10-31 21:59:45,155 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 19 transitions. [2024-10-31 21:59:45,155 INFO L425 stractBuchiCegarLoop]: Abstraction has 15 states and 19 transitions. [2024-10-31 21:59:45,155 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-10-31 21:59:45,155 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 19 transitions. [2024-10-31 21:59:45,156 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-31 21:59:45,156 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 21:59:45,156 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 21:59:45,156 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:59:45,156 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 21:59:45,156 INFO L745 eck$LassoCheckResult]: Stem: 282#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 283#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~ret10#1.base, main_#t~ret10#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 284#L562 assume !(main_~length1~0#1 < 1); 285#L562-2 assume !(main_~length2~0#1 < 1); 289#L565-1 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset, cstrpbrk_~c~0#1, cstrpbrk_~sc~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;havoc cstrpbrk_~c~0#1;havoc cstrpbrk_~sc~0#1; 290#L553-4 cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#0(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1; 291#L552-1 assume !!(0 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset; 280#L553-3 cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#1(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1; 281#L553-1 assume !(0 != cstrpbrk_~sc~0#1);havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1; 287#L553-4 cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#0(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1; 292#L552-1 assume !!(0 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset; 278#L553-3 [2024-10-31 21:59:45,157 INFO L747 eck$LassoCheckResult]: Loop: 278#L553-3 cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#1(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1; 279#L553-1 assume !!(0 != cstrpbrk_~sc~0#1);havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1; 286#L554 assume !(cstrpbrk_~sc~0#1 == cstrpbrk_~c~0#1); 278#L553-3 [2024-10-31 21:59:45,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:59:45,157 INFO L85 PathProgramCache]: Analyzing trace with hash -2120273357, now seen corresponding path program 2 times [2024-10-31 21:59:45,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:59:45,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640396417] [2024-10-31 21:59:45,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:59:45,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:59:45,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:45,183 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:59:45,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:45,211 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:59:45,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:59:45,212 INFO L85 PathProgramCache]: Analyzing trace with hash 58753, now seen corresponding path program 2 times [2024-10-31 21:59:45,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:59:45,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13321735] [2024-10-31 21:59:45,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:59:45,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:59:45,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:45,223 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:59:45,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:45,230 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:59:45,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:59:45,232 INFO L85 PathProgramCache]: Analyzing trace with hash 1020472847, now seen corresponding path program 1 times [2024-10-31 21:59:45,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:59:45,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91711535] [2024-10-31 21:59:45,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:59:45,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:59:45,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:45,529 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 21:59:45,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:59:45,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91711535] [2024-10-31 21:59:45,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [91711535] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 21:59:45,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [517312697] [2024-10-31 21:59:45,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:59:45,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 21:59:45,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:45,533 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 21:59:45,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2024-10-31 21:59:45,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:45,651 INFO L255 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-10-31 21:59:45,655 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:59:45,689 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-31 21:59:45,825 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 21:59:45,826 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 21:59:45,899 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 21:59:45,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [517312697] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 21:59:45,899 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 21:59:45,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-10-31 21:59:45,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759181012] [2024-10-31 21:59:45,900 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 21:59:45,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:59:45,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-10-31 21:59:45,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2024-10-31 21:59:45,972 INFO L87 Difference]: Start difference. First operand 15 states and 19 transitions. cyclomatic complexity: 6 Second operand has 14 states, 14 states have (on average 1.7857142857142858) internal successors, (25), 14 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 21:59:46,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:59:46,066 INFO L93 Difference]: Finished difference Result 27 states and 32 transitions. [2024-10-31 21:59:46,066 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 32 transitions. [2024-10-31 21:59:46,067 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-31 21:59:46,068 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 21 states and 25 transitions. [2024-10-31 21:59:46,068 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2024-10-31 21:59:46,068 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-10-31 21:59:46,068 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 25 transitions. [2024-10-31 21:59:46,068 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 21:59:46,068 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21 states and 25 transitions. [2024-10-31 21:59:46,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 25 transitions. [2024-10-31 21:59:46,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 17. [2024-10-31 21:59:46,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 16 states have internal predecessors, (21), 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 21:59:46,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 21 transitions. [2024-10-31 21:59:46,070 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 21 transitions. [2024-10-31 21:59:46,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-31 21:59:46,072 INFO L425 stractBuchiCegarLoop]: Abstraction has 17 states and 21 transitions. [2024-10-31 21:59:46,072 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-10-31 21:59:46,072 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 21 transitions. [2024-10-31 21:59:46,072 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-31 21:59:46,072 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 21:59:46,073 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 21:59:46,073 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:59:46,073 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 21:59:46,073 INFO L745 eck$LassoCheckResult]: Stem: 427#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 428#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~ret10#1.base, main_#t~ret10#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 429#L562 assume !(main_~length1~0#1 < 1); 430#L562-2 assume !(main_~length2~0#1 < 1); 433#L565-1 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset, cstrpbrk_~c~0#1, cstrpbrk_~sc~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;havoc cstrpbrk_~c~0#1;havoc cstrpbrk_~sc~0#1; 434#L553-4 cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#0(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1; 435#L552-1 assume !!(0 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset; 425#L553-3 cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#1(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1; 426#L553-1 assume !!(0 != cstrpbrk_~sc~0#1);havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1; 432#L554 assume !(cstrpbrk_~sc~0#1 == cstrpbrk_~c~0#1); 438#L553-3 cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#1(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1; 439#L553-1 assume !(0 != cstrpbrk_~sc~0#1);havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1; 436#L553-4 cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#0(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1; 437#L552-1 assume !!(0 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset; 423#L553-3 [2024-10-31 21:59:46,074 INFO L747 eck$LassoCheckResult]: Loop: 423#L553-3 cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#1(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1; 424#L553-1 assume !!(0 != cstrpbrk_~sc~0#1);havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1; 431#L554 assume !(cstrpbrk_~sc~0#1 == cstrpbrk_~c~0#1); 423#L553-3 [2024-10-31 21:59:46,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:59:46,074 INFO L85 PathProgramCache]: Analyzing trace with hash 1095399647, now seen corresponding path program 2 times [2024-10-31 21:59:46,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:59:46,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660015278] [2024-10-31 21:59:46,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:59:46,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:59:46,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:46,106 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:59:46,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:46,129 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:59:46,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:59:46,130 INFO L85 PathProgramCache]: Analyzing trace with hash 58753, now seen corresponding path program 3 times [2024-10-31 21:59:46,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:59:46,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613111582] [2024-10-31 21:59:46,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:59:46,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:59:46,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:46,136 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:59:46,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:46,139 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:59:46,140 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:59:46,140 INFO L85 PathProgramCache]: Analyzing trace with hash -110602269, now seen corresponding path program 3 times [2024-10-31 21:59:46,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:59:46,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403097369] [2024-10-31 21:59:46,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:59:46,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:59:46,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:46,162 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:59:46,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:59:46,182 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:59:46,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-10-31 21:59:48,129 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 21:59:48,129 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 21:59:48,130 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 21:59:48,130 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 21:59:48,130 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 21:59:48,130 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:48,130 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 21:59:48,130 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 21:59:48,130 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrpbrk-alloca-1.i_Iteration5_Lasso [2024-10-31 21:59:48,130 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 21:59:48,130 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 21:59:48,134 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,137 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,139 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,142 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,145 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,147 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,150 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,152 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,156 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,159 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,161 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,165 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,677 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,681 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,684 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,686 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,689 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,695 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,698 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,706 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,708 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,712 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,715 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,720 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,723 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,726 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:48,729 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 21:59:49,435 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 21:59:49,435 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 21:59:49,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:49,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:49,443 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:49,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-10-31 21:59:49,452 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 21:59:49,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:49,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:49,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:49,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:49,468 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:49,469 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:49,469 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:49,474 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:49,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-10-31 21:59:49,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:49,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:49,500 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:49,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-10-31 21:59:49,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:59:49,530 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:49,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:49,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:49,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:49,531 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:49,532 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:49,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:49,533 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:49,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-10-31 21:59:49,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:49,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:49,554 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:49,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-10-31 21:59:49,558 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 21:59:49,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:49,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:49,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:49,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:49,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:49,573 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:49,573 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:49,578 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:49,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-10-31 21:59:49,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:49,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:49,598 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:49,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-10-31 21:59:49,602 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 21:59:49,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:49,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:49,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:49,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:49,617 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:49,617 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:49,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:49,621 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:49,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-10-31 21:59:49,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:49,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:49,641 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:49,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-10-31 21:59:49,643 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 21:59:49,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:49,657 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:49,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:49,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:49,658 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:49,658 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:49,658 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:49,660 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:49,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-10-31 21:59:49,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:49,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:49,681 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:49,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-10-31 21:59:49,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:59:49,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:49,697 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:49,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:49,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:49,697 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:49,698 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:49,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:49,700 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:49,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-10-31 21:59:49,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:49,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:49,721 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:49,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-10-31 21:59:49,736 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 21:59:49,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:49,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:49,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:49,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:49,749 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:49,749 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:49,749 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:49,751 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:49,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-10-31 21:59:49,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:49,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:49,764 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:49,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-10-31 21:59:49,767 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 21:59:49,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:49,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:49,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:49,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:49,780 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:59:49,780 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:49,784 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:49,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2024-10-31 21:59:49,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:49,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:49,806 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:49,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-10-31 21:59:49,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:59:49,822 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:49,822 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:49,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:49,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:49,823 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:49,825 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:49,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:49,828 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:49,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-10-31 21:59:49,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:49,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:49,849 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:49,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-10-31 21:59:49,851 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 21:59:49,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:49,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 21:59:49,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:49,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:49,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:49,866 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 21:59:49,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 21:59:49,870 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:49,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2024-10-31 21:59:49,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:49,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:49,891 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:49,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-10-31 21:59:49,894 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 21:59:49,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:49,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:49,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:49,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:49,911 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:59:49,911 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:49,914 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:49,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2024-10-31 21:59:49,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:49,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:49,935 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:49,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-10-31 21:59:49,939 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 21:59:49,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:49,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:49,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:49,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:49,955 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:59:49,955 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:49,960 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:49,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2024-10-31 21:59:49,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:49,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:49,983 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:49,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-10-31 21:59:49,986 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 21:59:50,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:50,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:50,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:50,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:50,010 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:59:50,010 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:50,020 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:50,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2024-10-31 21:59:50,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:50,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:50,042 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:50,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-10-31 21:59:50,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:59:50,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:50,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:50,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:50,060 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:50,063 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:59:50,063 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:50,069 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:50,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2024-10-31 21:59:50,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:50,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:50,092 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:50,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-10-31 21:59:50,095 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:59:50,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:50,111 INFO L203 nArgumentSynthesizer]: 6 stem disjuncts [2024-10-31 21:59:50,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:50,111 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:50,115 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-10-31 21:59:50,115 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:50,125 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:50,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2024-10-31 21:59:50,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:50,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:50,146 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:50,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-10-31 21:59:50,149 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 21:59:50,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:50,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:50,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:50,164 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:50,166 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:59:50,166 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:50,172 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:50,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2024-10-31 21:59:50,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:50,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:50,192 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:50,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-10-31 21:59:50,194 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 21:59:50,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:50,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:50,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:50,208 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:50,210 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:59:50,210 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:50,215 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:50,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-10-31 21:59:50,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:50,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:50,235 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:50,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-10-31 21:59:50,237 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 21:59:50,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:50,251 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-10-31 21:59:50,251 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2024-10-31 21:59:50,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:50,272 INFO L401 nArgumentSynthesizer]: We have 56 Motzkin's Theorem applications. [2024-10-31 21:59:50,272 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2024-10-31 21:59:50,325 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:50,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2024-10-31 21:59:50,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:50,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:50,346 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:50,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-10-31 21:59:50,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 21:59:50,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:50,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:50,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:50,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:50,363 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:59:50,363 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:50,367 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 21:59:50,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2024-10-31 21:59:50,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:50,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:50,387 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:50,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-10-31 21:59:50,391 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 21:59:50,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 21:59:50,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 21:59:50,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 21:59:50,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 21:59:50,410 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 21:59:50,410 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 21:59:50,422 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 21:59:50,463 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2024-10-31 21:59:50,463 INFO L444 ModelExtractionUtils]: 2 out of 13 variables were initially zero. Simplification set additionally 8 variables to zero. [2024-10-31 21:59:50,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 21:59:50,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:50,466 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:50,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-10-31 21:59:50,468 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 21:59:50,485 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-31 21:59:50,485 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 21:59:50,485 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrpbrk_~scanp~0#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc9#1.base)_3) = -1*ULTIMATE.start_cstrpbrk_~scanp~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc9#1.base)_3 Supporting invariants [] [2024-10-31 21:59:50,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2024-10-31 21:59:50,542 INFO L156 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2024-10-31 21:59:50,544 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~scanp~0!offset [2024-10-31 21:59:50,545 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-31 21:59:50,545 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-31 21:59:50,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:59:50,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:50,611 INFO L255 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-31 21:59:50,613 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:59:50,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:50,678 WARN L253 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-10-31 21:59:50,678 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:59:50,722 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 21:59:50,723 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-10-31 21:59:50,723 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states and 21 transitions. cyclomatic complexity: 6 Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 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 21:59:50,766 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states and 21 transitions. cyclomatic complexity: 6. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 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) Result 28 states and 35 transitions. Complement of second has 6 states. [2024-10-31 21:59:50,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-31 21:59:50,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 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 21:59:50,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 15 transitions. [2024-10-31 21:59:50,768 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 14 letters. Loop has 3 letters. [2024-10-31 21:59:50,768 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 21:59:50,769 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-10-31 21:59:50,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:59:50,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:50,833 INFO L255 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-31 21:59:50,834 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:59:50,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:50,910 WARN L253 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-10-31 21:59:50,911 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:59:50,949 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 21:59:50,949 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 2 loop predicates [2024-10-31 21:59:50,950 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states and 21 transitions. cyclomatic complexity: 6 Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 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 21:59:51,010 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states and 21 transitions. cyclomatic complexity: 6. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 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) Result 29 states and 36 transitions. Complement of second has 6 states. [2024-10-31 21:59:51,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-31 21:59:51,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 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 21:59:51,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 14 transitions. [2024-10-31 21:59:51,014 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 14 letters. Loop has 3 letters. [2024-10-31 21:59:51,014 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 21:59:51,015 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-10-31 21:59:51,045 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:59:51,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:51,087 INFO L255 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-31 21:59:51,088 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:59:51,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:59:51,160 WARN L253 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-10-31 21:59:51,160 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:59:51,195 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 21:59:51,195 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-10-31 21:59:51,196 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states and 21 transitions. cyclomatic complexity: 6 Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 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 21:59:51,240 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states and 21 transitions. cyclomatic complexity: 6. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 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) Result 24 states and 29 transitions. Complement of second has 5 states. [2024-10-31 21:59:51,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-31 21:59:51,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 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 21:59:51,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 20 transitions. [2024-10-31 21:59:51,244 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 14 letters. Loop has 3 letters. [2024-10-31 21:59:51,244 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 21:59:51,244 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 17 letters. Loop has 3 letters. [2024-10-31 21:59:51,244 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 21:59:51,244 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 14 letters. Loop has 6 letters. [2024-10-31 21:59:51,245 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 21:59:51,245 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 29 transitions. [2024-10-31 21:59:51,245 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-31 21:59:51,246 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 0 states and 0 transitions. [2024-10-31 21:59:51,246 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-10-31 21:59:51,246 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-10-31 21:59:51,246 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-10-31 21:59:51,247 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 21:59:51,248 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 21:59:51,248 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 21:59:51,248 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 21:59:51,248 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-10-31 21:59:51,248 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-10-31 21:59:51,248 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-31 21:59:51,248 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-10-31 21:59:51,256 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 31.10 09:59:51 BoogieIcfgContainer [2024-10-31 21:59:51,258 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-31 21:59:51,258 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 21:59:51,258 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 21:59:51,259 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 21:59:51,259 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:59:37" (3/4) ... [2024-10-31 21:59:51,261 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-10-31 21:59:51,263 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 21:59:51,264 INFO L158 Benchmark]: Toolchain (without parser) took 15295.64ms. Allocated memory was 180.4MB in the beginning and 237.0MB in the end (delta: 56.6MB). Free memory was 137.4MB in the beginning and 93.9MB in the end (delta: 43.4MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. [2024-10-31 21:59:51,264 INFO L158 Benchmark]: CDTParser took 0.85ms. Allocated memory is still 130.0MB. Free memory was 92.5MB in the beginning and 92.5MB in the end (delta: 25.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 21:59:51,264 INFO L158 Benchmark]: CACSL2BoogieTranslator took 627.37ms. Allocated memory is still 180.4MB. Free memory was 137.4MB in the beginning and 118.7MB in the end (delta: 18.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-31 21:59:51,264 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.78ms. Allocated memory is still 180.4MB. Free memory was 118.7MB in the beginning and 117.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 21:59:51,265 INFO L158 Benchmark]: Boogie Preprocessor took 65.58ms. Allocated memory is still 180.4MB. Free memory was 117.2MB in the beginning and 115.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 21:59:51,265 INFO L158 Benchmark]: RCFGBuilder took 421.07ms. Allocated memory is still 180.4MB. Free memory was 115.0MB in the beginning and 101.9MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-31 21:59:51,265 INFO L158 Benchmark]: BuchiAutomizer took 14119.07ms. Allocated memory was 180.4MB in the beginning and 237.0MB in the end (delta: 56.6MB). Free memory was 101.9MB in the beginning and 93.9MB in the end (delta: 8.0MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. [2024-10-31 21:59:51,266 INFO L158 Benchmark]: Witness Printer took 4.78ms. Allocated memory is still 237.0MB. Free memory is still 93.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 21:59:51,269 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.85ms. Allocated memory is still 130.0MB. Free memory was 92.5MB in the beginning and 92.5MB in the end (delta: 25.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 627.37ms. Allocated memory is still 180.4MB. Free memory was 137.4MB in the beginning and 118.7MB in the end (delta: 18.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.78ms. Allocated memory is still 180.4MB. Free memory was 118.7MB in the beginning and 117.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.58ms. Allocated memory is still 180.4MB. Free memory was 117.2MB in the beginning and 115.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 421.07ms. Allocated memory is still 180.4MB. Free memory was 115.0MB in the beginning and 101.9MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 14119.07ms. Allocated memory was 180.4MB in the beginning and 237.0MB in the end (delta: 56.6MB). Free memory was 101.9MB in the beginning and 93.9MB in the end (delta: 8.0MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. * Witness Printer took 4.78ms. Allocated memory is still 237.0MB. Free memory is still 93.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s1!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~scanp~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~scanp~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (2 trivial, 2 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 3 locations. One deterministic module has affine ranking function null and consists of 4 locations. One nondeterministic module has affine ranking function null and consists of 4 locations. 2 modules have a trivial ranking function, the largest among these consists of 14 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 14.0s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 12.5s. Construction of modules took 0.1s. Büchi inclusion checks took 1.2s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 11 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 83 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 83 mSDsluCounter, 184 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 94 mSDsCounter, 22 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 83 IncrementalHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 22 mSolverCounterUnsat, 90 mSDtfsCounter, 83 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital216 mio100 ax108 hnf100 lsp91 ukn64 mio100 lsp30 div100 bol100 ite100 ukn100 eq157 hnf91 smp98 dnf116 smp89 tf100 neg100 sie109 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 92ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 2 DisjunctsLoop: 4 SupportingInvariants: 8 MotzkinApplications: 56 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-10-31 21:59:51,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2024-10-31 21:59:51,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Ended with exit code 0 [2024-10-31 21:59:51,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5d2d21-ccb2-4d41-b76e-a2c09e31b63e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE