./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash dbeb9f947cec8628096a17298becb379047c46a0d943e4ea9c16db72c8a208b4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:55:30,383 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:55:30,389 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:55:30,426 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:55:30,427 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:55:30,428 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:55:30,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:55:30,431 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:55:30,438 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:55:30,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:55:30,444 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:55:30,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:55:30,447 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:55:30,449 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:55:30,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:55:30,454 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:55:30,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:55:30,457 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:55:30,460 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:55:30,463 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:55:30,467 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:55:30,468 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:55:30,469 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:55:30,470 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:55:30,473 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:55:30,473 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:55:30,474 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:55:30,475 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:55:30,475 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:55:30,476 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:55:30,476 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:55:30,477 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:55:30,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:55:30,479 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:55:30,480 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:55:30,480 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:55:30,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:55:30,481 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:55:30,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:55:30,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:55:30,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:55:30,484 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-02 20:55:30,505 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:55:30,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:55:30,506 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:55:30,506 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:55:30,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:55:30,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:55:30,508 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:55:30,508 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-02 20:55:30,508 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-02 20:55:30,508 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-02 20:55:30,509 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-02 20:55:30,509 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-02 20:55:30,509 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-02 20:55:30,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:55:30,510 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:55:30,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:55:30,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:55:30,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-02 20:55:30,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-02 20:55:30,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-02 20:55:30,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:55:30,511 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-02 20:55:30,511 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:55:30,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-02 20:55:30,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:55:30,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:55:30,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:55:30,512 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:55:30,513 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-02 20:55:30,514 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbeb9f947cec8628096a17298becb379047c46a0d943e4ea9c16db72c8a208b4 [2022-11-02 20:55:30,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:55:30,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:55:30,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:55:30,793 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:55:30,794 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:55:30,795 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i [2022-11-02 20:55:30,885 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/data/fce6fe43e/8331074d0f9f40dea88d14f4cdcdc6d9/FLAG8dc3b6902 [2022-11-02 20:55:31,473 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:55:31,474 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i [2022-11-02 20:55:31,485 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/data/fce6fe43e/8331074d0f9f40dea88d14f4cdcdc6d9/FLAG8dc3b6902 [2022-11-02 20:55:31,810 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/data/fce6fe43e/8331074d0f9f40dea88d14f4cdcdc6d9 [2022-11-02 20:55:31,813 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:55:31,814 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:55:31,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:55:31,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:55:31,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:55:31,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:55:31" (1/1) ... [2022-11-02 20:55:31,827 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a08a8b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:31, skipping insertion in model container [2022-11-02 20:55:31,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:55:31" (1/1) ... [2022-11-02 20:55:31,836 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:55:31,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:55:32,242 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:55:32,254 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:55:32,301 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:55:32,323 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:55:32,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:32 WrapperNode [2022-11-02 20:55:32,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:55:32,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:55:32,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:55:32,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:55:32,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:32" (1/1) ... [2022-11-02 20:55:32,344 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:32" (1/1) ... [2022-11-02 20:55:32,364 INFO L138 Inliner]: procedures = 111, calls = 33, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2022-11-02 20:55:32,365 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:55:32,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:55:32,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:55:32,366 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:55:32,375 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:32" (1/1) ... [2022-11-02 20:55:32,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:32" (1/1) ... [2022-11-02 20:55:32,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:32" (1/1) ... [2022-11-02 20:55:32,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:32" (1/1) ... [2022-11-02 20:55:32,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:32" (1/1) ... [2022-11-02 20:55:32,386 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:32" (1/1) ... [2022-11-02 20:55:32,387 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:32" (1/1) ... [2022-11-02 20:55:32,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:32" (1/1) ... [2022-11-02 20:55:32,390 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:55:32,391 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:55:32,392 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:55:32,392 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:55:32,393 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:32" (1/1) ... [2022-11-02 20:55:32,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:32,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:32,428 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:32,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-02 20:55:32,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:55:32,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:55:32,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:55:32,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:55:32,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:55:32,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:55:32,570 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:55:32,572 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:55:32,874 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:55:32,880 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:55:32,880 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-02 20:55:32,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:55:32 BoogieIcfgContainer [2022-11-02 20:55:32,882 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:55:32,883 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-02 20:55:32,883 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-02 20:55:32,904 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-02 20:55:32,905 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:55:32,906 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 08:55:31" (1/3) ... [2022-11-02 20:55:32,907 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2d343b69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:55:32, skipping insertion in model container [2022-11-02 20:55:32,907 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:55:32,907 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:55:32" (2/3) ... [2022-11-02 20:55:32,908 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2d343b69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:55:32, skipping insertion in model container [2022-11-02 20:55:32,908 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:55:32,908 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:55:32" (3/3) ... [2022-11-02 20:55:32,910 INFO L332 chiAutomizerObserver]: Analyzing ICFG gcd1-alloca.i [2022-11-02 20:55:32,974 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-02 20:55:32,974 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-02 20:55:32,974 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-02 20:55:32,975 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-02 20:55:32,975 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-02 20:55:32,975 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-02 20:55:32,975 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-02 20:55:32,975 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-02 20:55:32,982 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:55:33,002 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-02 20:55:33,002 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:55:33,003 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:55:33,009 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-02 20:55:33,009 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-02 20:55:33,009 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-02 20:55:33,010 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:55:33,014 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-02 20:55:33,015 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:55:33,015 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:55:33,016 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-02 20:55:33,016 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-02 20:55:33,028 INFO L748 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet18#1, main_#t~nondet19#1, main_#t~ret20#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet18#1;havoc main_#t~nondet18#1;main_~y~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume { :begin_inline_gcd } true;gcd_#in~x#1, gcd_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc gcd_#res#1;havoc gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset, gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset, gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset, gcd_#t~mem5#1, gcd_#t~mem6#1, gcd_#t~mem7#1, gcd_#t~mem8#1, gcd_#t~mem10#1, gcd_#t~mem13#1, gcd_#t~mem14#1, gcd_#t~mem11#1, gcd_#t~mem12#1, gcd_#t~mem15#1, gcd_#t~mem16#1, gcd_#t~mem9#1, gcd_#t~mem17#1, gcd_~x#1, gcd_~y#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, gcd_~r~0#1.base, gcd_~r~0#1.offset;gcd_~x#1 := gcd_#in~x#1;gcd_~y#1 := gcd_#in~y#1;call gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset := gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset;call gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset := gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset;call gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);gcd_~r~0#1.base, gcd_~r~0#1.offset := gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset;call write~int(gcd_~x#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_~y#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call gcd_#t~mem5#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4); 9#L553true assume !(gcd_#t~mem5#1 < 0);havoc gcd_#t~mem5#1; 5#L553-2true call gcd_#t~mem7#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 15#L554true assume !(gcd_#t~mem7#1 < 0);havoc gcd_#t~mem7#1; 6#L555-2true [2022-11-02 20:55:33,029 INFO L750 eck$LassoCheckResult]: Loop: 6#L555-2true call gcd_#t~mem9#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 10#L555true assume !!(gcd_#t~mem9#1 > 0);havoc gcd_#t~mem9#1;call gcd_#t~mem10#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_#t~mem10#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem10#1; 13#L557-3true assume !true; 8#L557-4true call gcd_#t~mem15#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(gcd_#t~mem15#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);havoc gcd_#t~mem15#1;call gcd_#t~mem16#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call write~int(gcd_#t~mem16#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);havoc gcd_#t~mem16#1; 6#L555-2true [2022-11-02 20:55:33,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:55:33,043 INFO L85 PathProgramCache]: Analyzing trace with hash 28695753, now seen corresponding path program 1 times [2022-11-02 20:55:33,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:55:33,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094712469] [2022-11-02 20:55:33,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:55:33,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:55:33,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:33,275 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:55:33,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:33,329 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:55:33,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:55:33,333 INFO L85 PathProgramCache]: Analyzing trace with hash 1513768, now seen corresponding path program 1 times [2022-11-02 20:55:33,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:55:33,335 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359836771] [2022-11-02 20:55:33,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:55:33,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:55:33,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:55:33,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:55:33,441 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:55:33,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359836771] [2022-11-02 20:55:33,442 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359836771] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:55:33,442 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:55:33,443 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:55:33,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172078401] [2022-11-02 20:55:33,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:55:33,448 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:55:33,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:55:33,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-02 20:55:33,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 20:55:33,482 INFO L87 Difference]: Start difference. First operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:55:33,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:55:33,489 INFO L93 Difference]: Finished difference Result 15 states and 18 transitions. [2022-11-02 20:55:33,490 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 18 transitions. [2022-11-02 20:55:33,491 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-02 20:55:33,494 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 10 states and 13 transitions. [2022-11-02 20:55:33,495 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-11-02 20:55:33,496 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-11-02 20:55:33,496 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 13 transitions. [2022-11-02 20:55:33,497 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:55:33,497 INFO L218 hiAutomatonCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-11-02 20:55:33,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 13 transitions. [2022-11-02 20:55:33,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2022-11-02 20:55:33,526 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) [2022-11-02 20:55:33,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2022-11-02 20:55:33,528 INFO L240 hiAutomatonCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-11-02 20:55:33,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-02 20:55:33,534 INFO L428 stractBuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-11-02 20:55:33,535 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-02 20:55:33,535 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2022-11-02 20:55:33,537 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-02 20:55:33,537 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:55:33,537 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:55:33,538 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-02 20:55:33,538 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-02 20:55:33,538 INFO L748 eck$LassoCheckResult]: Stem: 42#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 43#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet18#1, main_#t~nondet19#1, main_#t~ret20#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet18#1;havoc main_#t~nondet18#1;main_~y~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume { :begin_inline_gcd } true;gcd_#in~x#1, gcd_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc gcd_#res#1;havoc gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset, gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset, gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset, gcd_#t~mem5#1, gcd_#t~mem6#1, gcd_#t~mem7#1, gcd_#t~mem8#1, gcd_#t~mem10#1, gcd_#t~mem13#1, gcd_#t~mem14#1, gcd_#t~mem11#1, gcd_#t~mem12#1, gcd_#t~mem15#1, gcd_#t~mem16#1, gcd_#t~mem9#1, gcd_#t~mem17#1, gcd_~x#1, gcd_~y#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, gcd_~r~0#1.base, gcd_~r~0#1.offset;gcd_~x#1 := gcd_#in~x#1;gcd_~y#1 := gcd_#in~y#1;call gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset := gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset;call gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset := gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset;call gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);gcd_~r~0#1.base, gcd_~r~0#1.offset := gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset;call write~int(gcd_~x#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_~y#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call gcd_#t~mem5#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4); 38#L553 assume !(gcd_#t~mem5#1 < 0);havoc gcd_#t~mem5#1; 39#L553-2 call gcd_#t~mem7#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 44#L554 assume !(gcd_#t~mem7#1 < 0);havoc gcd_#t~mem7#1; 45#L555-2 [2022-11-02 20:55:33,538 INFO L750 eck$LassoCheckResult]: Loop: 45#L555-2 call gcd_#t~mem9#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 40#L555 assume !!(gcd_#t~mem9#1 > 0);havoc gcd_#t~mem9#1;call gcd_#t~mem10#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_#t~mem10#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem10#1; 41#L557-3 call gcd_#t~mem11#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem12#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 46#L557-1 assume !(gcd_#t~mem11#1 >= gcd_#t~mem12#1);havoc gcd_#t~mem11#1;havoc gcd_#t~mem12#1; 47#L557-4 call gcd_#t~mem15#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(gcd_#t~mem15#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);havoc gcd_#t~mem15#1;call gcd_#t~mem16#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call write~int(gcd_#t~mem16#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);havoc gcd_#t~mem16#1; 45#L555-2 [2022-11-02 20:55:33,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:55:33,542 INFO L85 PathProgramCache]: Analyzing trace with hash 28695753, now seen corresponding path program 2 times [2022-11-02 20:55:33,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:55:33,542 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480098279] [2022-11-02 20:55:33,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:55:33,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:55:33,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:33,570 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:55:33,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:33,588 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:55:33,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:55:33,589 INFO L85 PathProgramCache]: Analyzing trace with hash 46919933, now seen corresponding path program 1 times [2022-11-02 20:55:33,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:55:33,589 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396964640] [2022-11-02 20:55:33,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:55:33,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:55:33,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:33,607 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:55:33,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:33,624 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:55:33,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:55:33,625 INFO L85 PathProgramCache]: Analyzing trace with hash -1985425099, now seen corresponding path program 1 times [2022-11-02 20:55:33,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:55:33,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816785388] [2022-11-02 20:55:33,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:55:33,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:55:33,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:33,699 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:55:33,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:33,736 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:55:34,732 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:55:34,732 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:55:34,733 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:55:34,733 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:55:34,733 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:55:34,733 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:34,733 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:55:34,734 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:55:34,734 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration2_Lasso [2022-11-02 20:55:34,734 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:55:34,734 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:55:34,755 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:34,765 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:34,769 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:34,772 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:34,774 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:34,778 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:34,780 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:34,783 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:34,786 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:34,789 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:34,792 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:34,794 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:34,797 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:34,801 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:35,581 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:35,584 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:35,587 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:35,590 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:35,593 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:35,596 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:35,599 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:35,602 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:35,605 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:35,608 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:35,611 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:36,203 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:55:36,208 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:55:36,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:36,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:36,212 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:36,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:36,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-02 20:55:36,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:36,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:36,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:36,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:36,229 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:36,231 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:36,231 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:36,261 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:36,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:36,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:36,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:36,303 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:36,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:36,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:36,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:36,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:36,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:36,331 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:36,331 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:36,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-02 20:55:36,357 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:36,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:36,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:36,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:36,381 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:36,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-02 20:55:36,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:36,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:36,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:36,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:36,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:36,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:36,394 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:36,395 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:36,402 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:36,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:36,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:36,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:36,439 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:36,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-02 20:55:36,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:36,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:36,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:36,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:36,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:36,458 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:36,459 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:36,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:36,485 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:36,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:36,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:36,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:36,525 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:36,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:36,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:36,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:36,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:36,547 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:36,549 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:36,549 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:36,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-02 20:55:36,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:36,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:36,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:36,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:36,607 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:36,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-02 20:55:36,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:36,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:36,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:36,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:36,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:36,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:36,620 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:36,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:36,625 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:36,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:36,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:36,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:36,655 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:36,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-02 20:55:36,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:36,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:36,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:36,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:36,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:36,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:36,673 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:36,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:36,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:36,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:36,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:36,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:36,739 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:36,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:36,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:36,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:36,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:36,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:36,758 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:36,759 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:36,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:36,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-02 20:55:36,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:36,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:36,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:36,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:36,803 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:36,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-02 20:55:36,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:36,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:36,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:36,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:36,816 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:36,821 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:36,821 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:36,834 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:36,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:36,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:36,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:36,874 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:36,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:36,899 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:36,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:36,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:36,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:36,900 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:36,900 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:36,900 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:36,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-02 20:55:36,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:36,938 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:36,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:36,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:36,940 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:36,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-02 20:55:36,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:36,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:36,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:36,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:36,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:36,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:36,953 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:36,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:36,965 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:36,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-11-02 20:55:36,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:36,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:36,989 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:36,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-02 20:55:36,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:37,002 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:37,002 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:37,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:37,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:37,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:37,003 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:37,003 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:37,018 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:37,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:37,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:37,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:37,042 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:37,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-02 20:55:37,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:37,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:37,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:37,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:37,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:37,058 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:37,058 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:37,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:37,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:37,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:37,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:37,117 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:37,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-02 20:55:37,120 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 [2022-11-02 20:55:37,130 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:37,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:37,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:37,130 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:37,141 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:37,141 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:37,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:37,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:37,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:37,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:37,200 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:37,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-02 20:55:37,206 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:37,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:37,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:37,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:37,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:37,223 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:37,223 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:37,241 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:37,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:37,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:37,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:37,281 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:37,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:37,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:37,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:37,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:37,303 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:37,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-02 20:55:37,307 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:37,307 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:37,323 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:37,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:37,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:37,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:37,362 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:37,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:37,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:37,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:37,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:37,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:37,383 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:37,383 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:37,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-02 20:55:37,394 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:37,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:37,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:37,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:37,434 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:37,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:37,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:37,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:37,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:37,454 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:37,457 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:37,457 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:37,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-02 20:55:37,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:37,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:37,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:37,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:37,513 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:37,530 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:37,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:37,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:37,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:37,542 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:37,544 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:37,545 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:37,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-02 20:55:37,561 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:37,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:37,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:37,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:37,600 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:37,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:37,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:37,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:37,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:37,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:37,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-02 20:55:37,631 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:37,631 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:37,649 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:37,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:37,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:37,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:37,688 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:37,690 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:37,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:37,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:37,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:37,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:37,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-02 20:55:37,705 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:37,705 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:37,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:37,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:37,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:37,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:37,759 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:37,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:37,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:37,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:37,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:37,775 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:37,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-02 20:55:37,783 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:37,783 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:37,805 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:55:37,829 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-11-02 20:55:37,829 INFO L444 ModelExtractionUtils]: 26 out of 31 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-11-02 20:55:37,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:37,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:37,845 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:37,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-02 20:55:37,854 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:55:37,897 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-02 20:55:37,897 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:55:37,898 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_1 Supporting invariants [] [2022-11-02 20:55:37,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:38,120 INFO L156 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2022-11-02 20:55:38,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:55:38,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:55:38,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-02 20:55:38,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:55:38,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:38,250 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2022-11-02 20:55:38,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:55:38,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-02 20:55:38,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:55:38,364 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-11-02 20:55:38,364 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 29 [2022-11-02 20:55:38,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:55:38,571 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 5 loop predicates [2022-11-02 20:55:38,572 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4 Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 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) [2022-11-02 20:55:38,860 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 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 24 states and 32 transitions. Complement of second has 15 states. [2022-11-02 20:55:38,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 2 stem states 6 non-accepting loop states 1 accepting loop states [2022-11-02 20:55:38,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 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) [2022-11-02 20:55:38,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 22 transitions. [2022-11-02 20:55:38,864 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 5 letters. Loop has 5 letters. [2022-11-02 20:55:38,864 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:55:38,865 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 10 letters. Loop has 5 letters. [2022-11-02 20:55:38,865 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:55:38,865 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 5 letters. Loop has 10 letters. [2022-11-02 20:55:38,865 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:55:38,865 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 32 transitions. [2022-11-02 20:55:38,866 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-11-02 20:55:38,867 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 23 states and 30 transitions. [2022-11-02 20:55:38,867 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-11-02 20:55:38,867 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2022-11-02 20:55:38,867 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 30 transitions. [2022-11-02 20:55:38,867 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-02 20:55:38,867 INFO L218 hiAutomatonCegarLoop]: Abstraction has 23 states and 30 transitions. [2022-11-02 20:55:38,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 30 transitions. [2022-11-02 20:55:38,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 19. [2022-11-02 20:55:38,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.3157894736842106) internal successors, (25), 18 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) [2022-11-02 20:55:38,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 25 transitions. [2022-11-02 20:55:38,870 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 25 transitions. [2022-11-02 20:55:38,870 INFO L428 stractBuchiCegarLoop]: Abstraction has 19 states and 25 transitions. [2022-11-02 20:55:38,871 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-02 20:55:38,871 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 25 transitions. [2022-11-02 20:55:38,871 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-11-02 20:55:38,871 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:55:38,872 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:55:38,872 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-02 20:55:38,872 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-02 20:55:38,872 INFO L748 eck$LassoCheckResult]: Stem: 250#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 251#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet18#1, main_#t~nondet19#1, main_#t~ret20#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet18#1;havoc main_#t~nondet18#1;main_~y~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume { :begin_inline_gcd } true;gcd_#in~x#1, gcd_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc gcd_#res#1;havoc gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset, gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset, gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset, gcd_#t~mem5#1, gcd_#t~mem6#1, gcd_#t~mem7#1, gcd_#t~mem8#1, gcd_#t~mem10#1, gcd_#t~mem13#1, gcd_#t~mem14#1, gcd_#t~mem11#1, gcd_#t~mem12#1, gcd_#t~mem15#1, gcd_#t~mem16#1, gcd_#t~mem9#1, gcd_#t~mem17#1, gcd_~x#1, gcd_~y#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, gcd_~r~0#1.base, gcd_~r~0#1.offset;gcd_~x#1 := gcd_#in~x#1;gcd_~y#1 := gcd_#in~y#1;call gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset := gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset;call gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset := gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset;call gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);gcd_~r~0#1.base, gcd_~r~0#1.offset := gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset;call write~int(gcd_~x#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_~y#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call gcd_#t~mem5#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4); 244#L553 assume !(gcd_#t~mem5#1 < 0);havoc gcd_#t~mem5#1; 245#L553-2 call gcd_#t~mem7#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 252#L554 assume gcd_#t~mem7#1 < 0;havoc gcd_#t~mem7#1;call gcd_#t~mem8#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(-gcd_#t~mem8#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);havoc gcd_#t~mem8#1; 253#L555-2 [2022-11-02 20:55:38,873 INFO L750 eck$LassoCheckResult]: Loop: 253#L555-2 call gcd_#t~mem9#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 254#L555 assume !!(gcd_#t~mem9#1 > 0);havoc gcd_#t~mem9#1;call gcd_#t~mem10#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_#t~mem10#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem10#1; 262#L557-3 call gcd_#t~mem11#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem12#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 261#L557-1 assume !(gcd_#t~mem11#1 >= gcd_#t~mem12#1);havoc gcd_#t~mem11#1;havoc gcd_#t~mem12#1; 259#L557-4 call gcd_#t~mem15#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(gcd_#t~mem15#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);havoc gcd_#t~mem15#1;call gcd_#t~mem16#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call write~int(gcd_#t~mem16#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);havoc gcd_#t~mem16#1; 253#L555-2 [2022-11-02 20:55:38,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:55:38,873 INFO L85 PathProgramCache]: Analyzing trace with hash 28695751, now seen corresponding path program 1 times [2022-11-02 20:55:38,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:55:38,873 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477094349] [2022-11-02 20:55:38,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:55:38,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:55:38,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:38,904 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:55:38,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:38,918 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:55:38,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:55:38,918 INFO L85 PathProgramCache]: Analyzing trace with hash 46919933, now seen corresponding path program 2 times [2022-11-02 20:55:38,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:55:38,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372062949] [2022-11-02 20:55:38,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:55:38,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:55:38,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:38,931 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:55:38,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:38,941 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:55:38,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:55:38,942 INFO L85 PathProgramCache]: Analyzing trace with hash -2042683401, now seen corresponding path program 1 times [2022-11-02 20:55:38,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:55:38,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915124979] [2022-11-02 20:55:38,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:55:38,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:55:38,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:38,971 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:55:38,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:38,990 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:55:39,999 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:55:39,999 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:55:39,999 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:55:39,999 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:55:39,999 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:55:39,999 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:39,999 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:55:39,999 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:55:39,999 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration3_Lasso [2022-11-02 20:55:39,999 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:55:39,999 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:55:40,003 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:40,006 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:40,008 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:40,011 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:40,014 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:40,016 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:40,722 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:40,725 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:40,728 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:40,730 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:40,733 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:40,735 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:40,738 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:40,741 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:40,743 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:40,746 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:40,749 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:40,751 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:40,755 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:40,758 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:40,761 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:40,764 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:40,767 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:40,770 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:41,290 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:55:41,290 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:55:41,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:41,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:41,293 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:41,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:41,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:41,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:41,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:41,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:41,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:41,312 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:41,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:41,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-02 20:55:41,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:41,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:41,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:41,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:41,368 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:41,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:41,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:41,383 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:41,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:41,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:41,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:41,384 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:41,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:41,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-02 20:55:41,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:41,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:41,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:41,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:41,431 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:41,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:41,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:41,446 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:41,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:41,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:41,446 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:41,447 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:41,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:41,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-02 20:55:41,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:41,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:41,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:41,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:41,494 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:41,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:41,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-02 20:55:41,510 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:41,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:41,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:41,510 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:41,512 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:41,512 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:41,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:41,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:41,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:41,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:41,567 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:41,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:41,583 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:41,583 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:41,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:41,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:41,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:41,584 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:41,584 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:41,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-02 20:55:41,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:41,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:41,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:41,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:41,638 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:41,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:41,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:41,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:41,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:41,654 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:41,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-02 20:55:41,657 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:41,657 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:41,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:41,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:41,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:41,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:41,714 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:41,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:41,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:41,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:41,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:41,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:41,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-02 20:55:41,740 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:41,741 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:41,765 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:41,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:41,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:41,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:41,805 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:41,807 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:41,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-02 20:55:41,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:41,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:41,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:41,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:41,829 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:41,829 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:41,845 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:41,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:41,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:41,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:41,884 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:41,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:41,899 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:41,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:41,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:41,899 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:41,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-02 20:55:41,906 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:41,907 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:41,933 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:55:41,948 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-02 20:55:41,948 INFO L444 ModelExtractionUtils]: 26 out of 31 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-11-02 20:55:41,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:41,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:41,949 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:41,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-02 20:55:41,950 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:55:41,962 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-02 20:55:41,963 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:55:41,963 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_2 Supporting invariants [] [2022-11-02 20:55:41,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:42,121 INFO L156 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2022-11-02 20:55:42,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:55:42,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:55:42,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-02 20:55:42,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:55:42,197 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2022-11-02 20:55:42,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:55:42,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-02 20:55:42,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:55:42,299 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-11-02 20:55:42,299 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 29 [2022-11-02 20:55:42,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:55:42,499 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 5 loop predicates [2022-11-02 20:55:42,499 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 25 transitions. cyclomatic complexity: 9 Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 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) [2022-11-02 20:55:42,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:42,716 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 25 transitions. cyclomatic complexity: 9. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 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 28 states and 38 transitions. Complement of second has 15 states. [2022-11-02 20:55:42,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 2 stem states 6 non-accepting loop states 1 accepting loop states [2022-11-02 20:55:42,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 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) [2022-11-02 20:55:42,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 22 transitions. [2022-11-02 20:55:42,719 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 5 letters. Loop has 5 letters. [2022-11-02 20:55:42,719 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:55:42,719 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 10 letters. Loop has 5 letters. [2022-11-02 20:55:42,719 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:55:42,719 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 5 letters. Loop has 10 letters. [2022-11-02 20:55:42,719 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:55:42,720 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 38 transitions. [2022-11-02 20:55:42,720 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-02 20:55:42,721 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 27 states and 36 transitions. [2022-11-02 20:55:42,721 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2022-11-02 20:55:42,721 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-11-02 20:55:42,721 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 36 transitions. [2022-11-02 20:55:42,721 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-02 20:55:42,722 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 36 transitions. [2022-11-02 20:55:42,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 36 transitions. [2022-11-02 20:55:42,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 14. [2022-11-02 20:55:42,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 13 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) [2022-11-02 20:55:42,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 19 transitions. [2022-11-02 20:55:42,723 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 19 transitions. [2022-11-02 20:55:42,723 INFO L428 stractBuchiCegarLoop]: Abstraction has 14 states and 19 transitions. [2022-11-02 20:55:42,723 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-02 20:55:42,724 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 19 transitions. [2022-11-02 20:55:42,724 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-02 20:55:42,724 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:55:42,724 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:55:42,725 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:55:42,725 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-02 20:55:42,725 INFO L748 eck$LassoCheckResult]: Stem: 469#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 470#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet18#1, main_#t~nondet19#1, main_#t~ret20#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet18#1;havoc main_#t~nondet18#1;main_~y~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume { :begin_inline_gcd } true;gcd_#in~x#1, gcd_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc gcd_#res#1;havoc gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset, gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset, gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset, gcd_#t~mem5#1, gcd_#t~mem6#1, gcd_#t~mem7#1, gcd_#t~mem8#1, gcd_#t~mem10#1, gcd_#t~mem13#1, gcd_#t~mem14#1, gcd_#t~mem11#1, gcd_#t~mem12#1, gcd_#t~mem15#1, gcd_#t~mem16#1, gcd_#t~mem9#1, gcd_#t~mem17#1, gcd_~x#1, gcd_~y#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, gcd_~r~0#1.base, gcd_~r~0#1.offset;gcd_~x#1 := gcd_#in~x#1;gcd_~y#1 := gcd_#in~y#1;call gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset := gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset;call gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset := gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset;call gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);gcd_~r~0#1.base, gcd_~r~0#1.offset := gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset;call write~int(gcd_~x#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_~y#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call gcd_#t~mem5#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4); 463#L553 assume !(gcd_#t~mem5#1 < 0);havoc gcd_#t~mem5#1; 464#L553-2 call gcd_#t~mem7#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 471#L554 assume !(gcd_#t~mem7#1 < 0);havoc gcd_#t~mem7#1; 472#L555-2 call gcd_#t~mem9#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 465#L555 assume !!(gcd_#t~mem9#1 > 0);havoc gcd_#t~mem9#1;call gcd_#t~mem10#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_#t~mem10#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem10#1; 466#L557-3 [2022-11-02 20:55:42,725 INFO L750 eck$LassoCheckResult]: Loop: 466#L557-3 call gcd_#t~mem11#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem12#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 474#L557-1 assume !!(gcd_#t~mem11#1 >= gcd_#t~mem12#1);havoc gcd_#t~mem11#1;havoc gcd_#t~mem12#1;call gcd_#t~mem13#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem14#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(gcd_#t~mem13#1 - gcd_#t~mem14#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem13#1;havoc gcd_#t~mem14#1; 466#L557-3 [2022-11-02 20:55:42,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:55:42,725 INFO L85 PathProgramCache]: Analyzing trace with hash 1806815470, now seen corresponding path program 1 times [2022-11-02 20:55:42,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:55:42,726 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658456438] [2022-11-02 20:55:42,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:55:42,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:55:42,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:42,742 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:55:42,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:42,754 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:55:42,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:55:42,755 INFO L85 PathProgramCache]: Analyzing trace with hash 1894, now seen corresponding path program 1 times [2022-11-02 20:55:42,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:55:42,755 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707990287] [2022-11-02 20:55:42,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:55:42,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:55:42,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:42,762 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:55:42,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:42,767 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:55:42,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:55:42,768 INFO L85 PathProgramCache]: Analyzing trace with hash 1182880019, now seen corresponding path program 1 times [2022-11-02 20:55:42,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:55:42,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946242237] [2022-11-02 20:55:42,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:55:42,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:55:42,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:42,787 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:55:42,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:42,801 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:55:43,506 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:55:43,506 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:55:43,506 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:55:43,506 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:55:43,507 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:55:43,507 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:43,507 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:55:43,507 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:55:43,507 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration4_Lasso [2022-11-02 20:55:43,507 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:55:43,507 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:55:43,510 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:43,514 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:43,516 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:43,519 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:43,522 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:43,525 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:43,527 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:43,530 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:43,532 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:43,534 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:43,537 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:43,539 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:43,541 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:43,544 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:43,547 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:43,554 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:43,557 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:43,559 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:44,266 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:44,268 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:44,270 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:44,272 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:44,274 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:44,276 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:44,278 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:44,280 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:44,730 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:55:44,730 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:55:44,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:44,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:44,732 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:44,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:44,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:44,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:44,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:44,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:44,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:44,751 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:44,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:44,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-02 20:55:44,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:44,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:44,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:44,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:44,806 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:44,810 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:44,822 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:44,822 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:44,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:44,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:44,822 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:44,823 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:44,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:44,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-02 20:55:44,832 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:44,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:44,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:44,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:44,870 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:44,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:44,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:44,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:44,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:44,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:44,886 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:44,886 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:44,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:44,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-02 20:55:44,897 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:44,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:44,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:44,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:44,932 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:44,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-02 20:55:44,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:44,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:44,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:44,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:44,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:44,948 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:44,948 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:44,960 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:44,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:44,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:44,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:44,995 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:44,998 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:45,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:45,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:45,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:45,010 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:45,012 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:45,012 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:45,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-02 20:55:45,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:45,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:45,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:45,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:45,062 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:45,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-02 20:55:45,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:45,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:45,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:45,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:45,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:45,076 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:45,076 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:45,076 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:45,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:45,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:45,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:45,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:45,111 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:45,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:45,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-02 20:55:45,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:45,128 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:45,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:45,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:45,128 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:45,129 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:45,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:45,140 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:45,167 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:45,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:45,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:45,168 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:45,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-02 20:55:45,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:45,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:45,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:45,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:45,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:45,180 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:45,180 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:45,181 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:45,182 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:45,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:45,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:45,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:45,202 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:45,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:45,221 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:45,222 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:45,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:45,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:45,222 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:45,222 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:45,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:45,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-02 20:55:45,233 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:45,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-11-02 20:55:45,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:45,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:45,254 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:45,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-02 20:55:45,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:45,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:45,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:45,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:45,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:45,265 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:45,266 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:45,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:45,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:45,287 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-11-02 20:55:45,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:45,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:45,289 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:45,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:45,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-02 20:55:45,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:45,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:45,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:45,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:45,305 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:45,305 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:45,305 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:45,306 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:45,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:45,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:45,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:45,332 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:45,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-02 20:55:45,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:45,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:45,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:45,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:45,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:45,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:45,345 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:45,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:45,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:45,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:45,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:45,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:45,367 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:45,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-02 20:55:45,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:45,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:45,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:45,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:45,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:45,380 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:45,380 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:45,384 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:45,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-11-02 20:55:45,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:45,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:45,406 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:45,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-02 20:55:45,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:45,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:45,418 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:45,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:45,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:45,418 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:45,419 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:45,419 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:45,420 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:45,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-11-02 20:55:45,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:45,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:45,444 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:45,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-02 20:55:45,445 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:45,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:45,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:45,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:45,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:45,456 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:45,456 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:45,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:45,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:45,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:45,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:45,519 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:45,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:45,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:45,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:45,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:45,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:45,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:45,537 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:45,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:45,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-02 20:55:45,546 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:45,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:45,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:45,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:45,581 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:45,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:45,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:45,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:45,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:45,598 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:45,599 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:45,599 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:45,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-02 20:55:45,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:45,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:45,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:45,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:45,654 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:45,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:45,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:45,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:45,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:45,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:45,680 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:45,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-02 20:55:45,685 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:45,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:45,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-11-02 20:55:45,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:45,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:45,736 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:45,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-02 20:55:45,738 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 [2022-11-02 20:55:45,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:45,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:45,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:45,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:45,755 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:45,755 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:45,770 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:55:45,780 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-11-02 20:55:45,781 INFO L444 ModelExtractionUtils]: 24 out of 31 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-11-02 20:55:45,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:45,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:45,782 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:45,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-02 20:55:45,783 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:55:45,794 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-11-02 20:55:45,794 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:55:45,794 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0#1.base) ULTIMATE.start_gcd_~r~0#1.offset)_3, v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_3) = 2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0#1.base) ULTIMATE.start_gcd_~r~0#1.offset)_3 - 2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_3 + 1 Supporting invariants [1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_3 - 1 >= 0] [2022-11-02 20:55:45,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:45,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:45,951 INFO L156 tatePredicateManager]: 21 out of 24 supporting invariants were superfluous and have been removed [2022-11-02 20:55:45,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:55:46,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:55:46,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-02 20:55:46,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:55:46,057 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-11-02 20:55:46,057 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-11-02 20:55:46,064 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 7 [2022-11-02 20:55:46,071 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 11 [2022-11-02 20:55:46,107 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 9 [2022-11-02 20:55:46,109 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2022-11-02 20:55:46,114 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 94 [2022-11-02 20:55:46,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:55:46,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-02 20:55:46,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:55:46,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:55:46,225 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-11-02 20:55:46,226 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 19 transitions. cyclomatic complexity: 7 Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 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) [2022-11-02 20:55:46,299 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 19 transitions. cyclomatic complexity: 7. Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 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 25 states and 32 transitions. Complement of second has 9 states. [2022-11-02 20:55:46,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-02 20:55:46,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 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) [2022-11-02 20:55:46,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 12 transitions. [2022-11-02 20:55:46,301 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 7 letters. Loop has 2 letters. [2022-11-02 20:55:46,301 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:55:46,301 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 9 letters. Loop has 2 letters. [2022-11-02 20:55:46,301 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:55:46,301 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 7 letters. Loop has 4 letters. [2022-11-02 20:55:46,301 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:55:46,301 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 32 transitions. [2022-11-02 20:55:46,302 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-02 20:55:46,302 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 19 states and 24 transitions. [2022-11-02 20:55:46,303 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-11-02 20:55:46,303 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-11-02 20:55:46,303 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 24 transitions. [2022-11-02 20:55:46,303 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-02 20:55:46,303 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 24 transitions. [2022-11-02 20:55:46,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 24 transitions. [2022-11-02 20:55:46,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 18. [2022-11-02 20:55:46,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 17 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:55:46,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 23 transitions. [2022-11-02 20:55:46,305 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 23 transitions. [2022-11-02 20:55:46,305 INFO L428 stractBuchiCegarLoop]: Abstraction has 18 states and 23 transitions. [2022-11-02 20:55:46,305 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-02 20:55:46,305 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 23 transitions. [2022-11-02 20:55:46,306 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-02 20:55:46,306 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:55:46,306 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:55:46,306 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:55:46,306 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-02 20:55:46,306 INFO L748 eck$LassoCheckResult]: Stem: 665#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 666#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet18#1, main_#t~nondet19#1, main_#t~ret20#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet18#1;havoc main_#t~nondet18#1;main_~y~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume { :begin_inline_gcd } true;gcd_#in~x#1, gcd_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc gcd_#res#1;havoc gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset, gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset, gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset, gcd_#t~mem5#1, gcd_#t~mem6#1, gcd_#t~mem7#1, gcd_#t~mem8#1, gcd_#t~mem10#1, gcd_#t~mem13#1, gcd_#t~mem14#1, gcd_#t~mem11#1, gcd_#t~mem12#1, gcd_#t~mem15#1, gcd_#t~mem16#1, gcd_#t~mem9#1, gcd_#t~mem17#1, gcd_~x#1, gcd_~y#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, gcd_~r~0#1.base, gcd_~r~0#1.offset;gcd_~x#1 := gcd_#in~x#1;gcd_~y#1 := gcd_#in~y#1;call gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset := gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset;call gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset := gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset;call gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);gcd_~r~0#1.base, gcd_~r~0#1.offset := gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset;call write~int(gcd_~x#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_~y#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call gcd_#t~mem5#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4); 663#L553 assume !(gcd_#t~mem5#1 < 0);havoc gcd_#t~mem5#1; 664#L553-2 call gcd_#t~mem7#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 667#L554 assume !(gcd_#t~mem7#1 < 0);havoc gcd_#t~mem7#1; 668#L555-2 call gcd_#t~mem9#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 661#L555 assume !!(gcd_#t~mem9#1 > 0);havoc gcd_#t~mem9#1;call gcd_#t~mem10#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_#t~mem10#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem10#1; 662#L557-3 call gcd_#t~mem11#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem12#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 674#L557-1 assume !(gcd_#t~mem11#1 >= gcd_#t~mem12#1);havoc gcd_#t~mem11#1;havoc gcd_#t~mem12#1; 675#L557-4 call gcd_#t~mem15#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(gcd_#t~mem15#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);havoc gcd_#t~mem15#1;call gcd_#t~mem16#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call write~int(gcd_#t~mem16#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);havoc gcd_#t~mem16#1; 669#L555-2 call gcd_#t~mem9#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 659#L555 assume !!(gcd_#t~mem9#1 > 0);havoc gcd_#t~mem9#1;call gcd_#t~mem10#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_#t~mem10#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem10#1; 660#L557-3 [2022-11-02 20:55:46,306 INFO L750 eck$LassoCheckResult]: Loop: 660#L557-3 call gcd_#t~mem11#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem12#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 671#L557-1 assume !!(gcd_#t~mem11#1 >= gcd_#t~mem12#1);havoc gcd_#t~mem11#1;havoc gcd_#t~mem12#1;call gcd_#t~mem13#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem14#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(gcd_#t~mem13#1 - gcd_#t~mem14#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem13#1;havoc gcd_#t~mem14#1; 660#L557-3 [2022-11-02 20:55:46,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:55:46,307 INFO L85 PathProgramCache]: Analyzing trace with hash -1028040102, now seen corresponding path program 2 times [2022-11-02 20:55:46,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:55:46,307 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109040993] [2022-11-02 20:55:46,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:55:46,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:55:46,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:46,337 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:55:46,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:46,354 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:55:46,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:55:46,354 INFO L85 PathProgramCache]: Analyzing trace with hash 1894, now seen corresponding path program 2 times [2022-11-02 20:55:46,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:55:46,355 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719635448] [2022-11-02 20:55:46,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:55:46,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:55:46,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:46,361 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:55:46,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:46,366 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:55:46,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:55:46,367 INFO L85 PathProgramCache]: Analyzing trace with hash -104059009, now seen corresponding path program 1 times [2022-11-02 20:55:46,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:55:46,367 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419851741] [2022-11-02 20:55:46,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:55:46,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:55:46,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:46,388 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:55:46,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:55:46,432 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:55:47,905 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:55:47,906 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:55:47,906 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:55:47,906 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:55:47,906 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:55:47,906 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:47,906 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:55:47,906 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:55:47,906 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration5_Lasso [2022-11-02 20:55:47,906 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:55:47,906 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:55:47,909 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:47,914 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:47,916 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:47,918 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:47,920 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:47,924 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:47,926 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:47,928 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:47,930 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:47,937 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:47,939 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:47,945 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:47,949 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:47,951 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:48,543 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:48,546 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:48,548 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:48,551 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:48,552 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:48,554 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:48,556 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:48,558 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:48,559 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:48,562 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:48,564 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:48,566 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:55:49,005 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:55:49,006 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:55:49,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:49,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:49,013 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:49,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-02 20:55:49,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:49,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:49,031 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:49,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:49,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:49,031 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:49,032 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:49,032 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:49,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:49,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:49,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:49,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:49,071 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:49,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-02 20:55:49,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:49,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:49,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:49,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:49,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:49,083 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:49,083 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:49,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:49,084 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:49,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:49,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:49,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:49,106 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:49,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-02 20:55:49,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:49,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:49,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:49,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:49,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:49,119 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:49,119 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:49,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:49,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-11-02 20:55:49,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:49,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:49,149 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:49,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:49,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-02 20:55:49,164 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:49,165 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:49,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:49,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:49,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:49,165 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:49,165 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:49,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:49,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-11-02 20:55:49,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:49,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:49,190 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:49,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-02 20:55:49,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:49,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:49,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:49,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:49,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:49,202 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:49,202 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:49,205 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:49,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-11-02 20:55:49,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:49,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:49,229 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:49,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-02 20:55:49,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:49,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:49,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:49,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:49,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:49,240 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:49,241 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:49,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:49,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:49,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:49,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:49,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:49,311 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:49,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-02 20:55:49,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:49,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:49,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:49,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:49,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:49,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:49,324 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:49,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:49,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:49,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-11-02 20:55:49,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:49,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:49,348 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:49,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-02 20:55:49,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:49,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:49,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:49,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:49,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:49,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:49,360 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:49,360 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:49,362 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:49,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-11-02 20:55:49,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:49,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:49,384 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:49,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-02 20:55:49,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:49,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:49,396 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:49,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:49,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:49,396 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:49,396 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:49,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:49,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:49,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-11-02 20:55:49,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:49,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:49,420 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:49,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-02 20:55:49,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:49,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:49,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:49,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:49,431 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:49,432 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:49,433 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:49,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:49,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-11-02 20:55:49,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:49,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:49,460 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:49,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-02 20:55:49,461 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 [2022-11-02 20:55:49,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:49,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:49,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:49,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:49,472 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:49,472 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:49,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:49,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-11-02 20:55:49,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:49,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:49,506 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:49,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-02 20:55:49,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:49,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:49,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:49,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:49,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:49,518 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:49,518 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:49,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:49,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:49,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:49,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:49,544 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:49,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-02 20:55:49,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:49,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:49,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:55:49,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:49,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:49,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:49,558 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:55:49,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:55:49,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:49,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-11-02 20:55:49,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:49,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:49,580 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:49,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-02 20:55:49,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:49,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:49,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:49,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:49,594 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:49,597 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:49,597 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:49,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:49,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-11-02 20:55:49,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:49,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:49,639 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:49,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-02 20:55:49,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:49,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:49,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:49,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:49,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:49,658 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:49,658 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:49,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:49,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-11-02 20:55:49,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:49,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:49,692 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:49,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-02 20:55:49,694 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 [2022-11-02 20:55:49,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:49,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:49,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:49,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:49,705 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:49,705 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:49,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:49,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-11-02 20:55:49,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:49,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:49,736 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:49,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-02 20:55:49,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:49,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:49,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:49,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:49,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:49,756 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:49,756 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:49,765 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:49,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-11-02 20:55:49,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:49,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:49,786 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:49,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-02 20:55:49,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:49,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:49,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:49,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:49,798 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:49,800 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:49,800 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:49,806 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:55:49,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2022-11-02 20:55:49,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:49,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:49,828 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:49,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-02 20:55:49,830 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:55:49,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:55:49,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:55:49,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:55:49,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:55:49,845 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:55:49,845 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:55:49,857 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:55:49,867 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-11-02 20:55:49,868 INFO L444 ModelExtractionUtils]: 24 out of 31 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-11-02 20:55:49,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:55:49,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:55:49,869 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:55:49,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-02 20:55:49,870 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:55:49,881 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-11-02 20:55:49,881 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:55:49,881 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_4, v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0#1.base) ULTIMATE.start_gcd_~r~0#1.offset)_4) = -2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_4 + 2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0#1.base) ULTIMATE.start_gcd_~r~0#1.offset)_4 + 1 Supporting invariants [1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_4 - 1 >= 0] [2022-11-02 20:55:49,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-11-02 20:55:50,015 INFO L156 tatePredicateManager]: 21 out of 24 supporting invariants were superfluous and have been removed [2022-11-02 20:55:50,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:55:50,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:55:50,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-02 20:55:50,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:55:50,112 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 42 [2022-11-02 20:55:50,215 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-11-02 20:55:50,215 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-11-02 20:55:50,223 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 7 [2022-11-02 20:55:50,232 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 11 [2022-11-02 20:55:50,280 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 9 [2022-11-02 20:55:50,283 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2022-11-02 20:55:50,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:55:50,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-02 20:55:50,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:55:50,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:55:50,358 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-11-02 20:55:50,359 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:55:50,424 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 22 states and 27 transitions. Complement of second has 9 states. [2022-11-02 20:55:50,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-02 20:55:50,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:55:50,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 12 transitions. [2022-11-02 20:55:50,427 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 12 letters. Loop has 2 letters. [2022-11-02 20:55:50,427 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:55:50,427 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-02 20:55:50,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:55:50,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:55:50,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-02 20:55:50,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:55:50,512 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 42 [2022-11-02 20:55:50,609 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-11-02 20:55:50,609 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-11-02 20:55:50,621 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 7 [2022-11-02 20:55:50,628 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 11 [2022-11-02 20:55:50,683 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 9 [2022-11-02 20:55:50,686 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2022-11-02 20:55:50,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:55:50,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-02 20:55:50,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:55:50,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:55:50,760 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.3 stem predicates 2 loop predicates [2022-11-02 20:55:50,760 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:55:50,838 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 22 states and 27 transitions. Complement of second has 9 states. [2022-11-02 20:55:50,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-02 20:55:50,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:55:50,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 12 transitions. [2022-11-02 20:55:50,841 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 12 letters. Loop has 2 letters. [2022-11-02 20:55:50,842 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:55:50,842 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-02 20:55:50,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-11-02 20:55:50,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:55:50,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:55:50,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-02 20:55:50,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:55:50,929 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 94 [2022-11-02 20:55:51,024 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-11-02 20:55:51,025 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-11-02 20:55:51,039 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 7 [2022-11-02 20:55:51,047 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 11 [2022-11-02 20:55:51,104 INFO L356 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-02 20:55:51,104 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 23 [2022-11-02 20:55:51,111 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2022-11-02 20:55:51,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:55:51,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-02 20:55:51,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:55:51,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:55:51,202 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-11-02 20:55:51,203 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:55:51,279 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 24 states and 31 transitions. Complement of second has 8 states. [2022-11-02 20:55:51,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-02 20:55:51,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:55:51,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 17 transitions. [2022-11-02 20:55:51,282 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 17 transitions. Stem has 12 letters. Loop has 2 letters. [2022-11-02 20:55:51,282 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:55:51,282 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 17 transitions. Stem has 14 letters. Loop has 2 letters. [2022-11-02 20:55:51,285 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:55:51,285 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 17 transitions. Stem has 12 letters. Loop has 4 letters. [2022-11-02 20:55:51,286 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:55:51,286 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 31 transitions. [2022-11-02 20:55:51,288 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-02 20:55:51,289 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 0 states and 0 transitions. [2022-11-02 20:55:51,289 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-02 20:55:51,289 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-02 20:55:51,289 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-02 20:55:51,289 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:55:51,289 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:55:51,289 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:55:51,290 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:55:51,290 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-02 20:55:51,290 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-02 20:55:51,290 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-02 20:55:51,290 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-02 20:55:51,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.11 08:55:51 BoogieIcfgContainer [2022-11-02 20:55:51,297 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-02 20:55:51,297 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:55:51,297 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:55:51,298 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:55:51,298 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:55:32" (3/4) ... [2022-11-02 20:55:51,301 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-02 20:55:51,301 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:55:51,302 INFO L158 Benchmark]: Toolchain (without parser) took 19487.91ms. Allocated memory was 134.2MB in the beginning and 199.2MB in the end (delta: 65.0MB). Free memory was 102.5MB in the beginning and 126.4MB in the end (delta: -23.9MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2022-11-02 20:55:51,307 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 90.2MB. Free memory was 47.3MB in the beginning and 47.3MB in the end (delta: 46.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:55:51,308 INFO L158 Benchmark]: CACSL2BoogieTranslator took 506.46ms. Allocated memory is still 134.2MB. Free memory was 102.5MB in the beginning and 105.5MB in the end (delta: -3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 20:55:51,308 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.06ms. Allocated memory is still 134.2MB. Free memory was 105.5MB in the beginning and 103.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:55:51,309 INFO L158 Benchmark]: Boogie Preprocessor took 25.09ms. Allocated memory is still 134.2MB. Free memory was 103.5MB in the beginning and 102.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:55:51,309 INFO L158 Benchmark]: RCFGBuilder took 490.81ms. Allocated memory is still 134.2MB. Free memory was 102.2MB in the beginning and 89.2MB in the end (delta: 13.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-02 20:55:51,309 INFO L158 Benchmark]: BuchiAutomizer took 18413.88ms. Allocated memory was 134.2MB in the beginning and 199.2MB in the end (delta: 65.0MB). Free memory was 88.8MB in the beginning and 126.4MB in the end (delta: -37.6MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2022-11-02 20:55:51,310 INFO L158 Benchmark]: Witness Printer took 4.11ms. Allocated memory is still 199.2MB. Free memory is still 126.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:55:51,312 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 90.2MB. Free memory was 47.3MB in the beginning and 47.3MB in the end (delta: 46.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 506.46ms. Allocated memory is still 134.2MB. Free memory was 102.5MB in the beginning and 105.5MB in the end (delta: -3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.06ms. Allocated memory is still 134.2MB. Free memory was 105.5MB in the beginning and 103.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.09ms. Allocated memory is still 134.2MB. Free memory was 103.5MB in the beginning and 102.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 490.81ms. Allocated memory is still 134.2MB. Free memory was 102.2MB in the beginning and 89.2MB in the end (delta: 13.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 18413.88ms. Allocated memory was 134.2MB in the beginning and 199.2MB in the end (delta: 65.0MB). Free memory was 88.8MB in the beginning and 126.4MB in the end (delta: -37.6MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * Witness Printer took 4.11ms. Allocated memory is still 199.2MB. Free memory is still 126.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (1 trivial, 3 deterministic, 1 nondeterministic). One deterministic module has affine ranking function unknown-#memory_int-unknown[y_ref][y_ref] and consists of 9 locations. One deterministic module has affine ranking function unknown-#memory_int-unknown[y_ref][y_ref] and consists of 9 locations. One deterministic module has affine ranking function 2 * unknown-#memory_int-unknown[r][r] + 1 + -2 * unknown-#memory_int-unknown[y_ref][y_ref] and consists of 6 locations. One nondeterministic module has affine ranking function 2 * unknown-#memory_int-unknown[r][r] + 1 + -2 * unknown-#memory_int-unknown[y_ref][y_ref] and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 2 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 18.3s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 15.2s. Construction of modules took 0.2s. Büchi inclusion checks took 2.7s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 18 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 [3, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 78 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 78 mSDsluCounter, 72 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 17 mSDsCounter, 50 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 156 IncrementalHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 50 mSolverCounterUnsat, 55 mSDtfsCounter, 156 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital1033 mio100 ax103 hnf100 lsp94 ukn38 mio100 lsp36 div100 bol100 ite100 ukn100 eq185 hnf88 smp97 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 54ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-02 20:55:51,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad0fb608-e60c-47e6-a2b2-cacecae6c043/bin/uautomizer-Dbtcem3rbc/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