./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/bitvector/byte_add-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/bitvector/byte_add-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7dfc9f1e1cbceb1807370dcac22a0449d857eff9a54bdefbc84178983a910e84 --- 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-6b4ec56 [2022-11-20 10:52:40,452 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:52:40,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:52:40,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:52:40,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:52:40,480 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:52:40,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:52:40,483 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:52:40,485 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:52:40,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:52:40,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:52:40,489 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:52:40,489 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:52:40,491 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:52:40,492 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:52:40,493 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:52:40,494 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:52:40,495 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:52:40,497 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:52:40,499 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:52:40,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:52:40,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:52:40,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:52:40,504 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:52:40,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:52:40,508 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:52:40,508 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:52:40,509 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:52:40,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:52:40,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:52:40,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:52:40,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:52:40,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:52:40,513 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:52:40,514 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:52:40,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:52:40,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:52:40,516 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:52:40,516 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:52:40,517 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:52:40,518 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:52:40,519 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-20 10:52:40,540 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:52:40,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:52:40,541 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:52:40,541 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:52:40,542 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:52:40,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:52:40,543 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:52:40,543 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-20 10:52:40,543 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-20 10:52:40,543 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-20 10:52:40,544 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-20 10:52:40,544 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-20 10:52:40,544 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-20 10:52:40,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:52:40,545 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 10:52:40,545 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 10:52:40,545 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:52:40,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 10:52:40,545 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:52:40,546 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-20 10:52:40,546 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-20 10:52:40,546 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-20 10:52:40,546 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 10:52:40,546 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:52:40,547 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-20 10:52:40,547 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:52:40,547 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-20 10:52:40,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:52:40,548 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:52:40,548 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:52:40,548 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:52:40,549 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-20 10:52:40,549 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_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7dfc9f1e1cbceb1807370dcac22a0449d857eff9a54bdefbc84178983a910e84 [2022-11-20 10:52:40,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:52:40,822 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:52:40,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:52:40,826 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:52:40,827 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:52:40,828 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/bitvector/byte_add-1.i [2022-11-20 10:52:43,948 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:52:44,229 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:52:44,230 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/sv-benchmarks/c/bitvector/byte_add-1.i [2022-11-20 10:52:44,242 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/data/831fe118d/2cfa2c55fb124597a01b84947004cbf9/FLAG6a7c6e070 [2022-11-20 10:52:44,265 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/data/831fe118d/2cfa2c55fb124597a01b84947004cbf9 [2022-11-20 10:52:44,270 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:52:44,276 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:52:44,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:52:44,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:52:44,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:52:44,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:52:44" (1/1) ... [2022-11-20 10:52:44,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15dcb733 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:44, skipping insertion in model container [2022-11-20 10:52:44,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:52:44" (1/1) ... [2022-11-20 10:52:44,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:52:44,332 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:52:44,501 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/sv-benchmarks/c/bitvector/byte_add-1.i[1166,1179] [2022-11-20 10:52:44,538 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:52:44,551 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:52:44,565 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/sv-benchmarks/c/bitvector/byte_add-1.i[1166,1179] [2022-11-20 10:52:44,599 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:52:44,612 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:52:44,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:44 WrapperNode [2022-11-20 10:52:44,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:52:44,614 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:52:44,614 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:52:44,615 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:52:44,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:44" (1/1) ... [2022-11-20 10:52:44,641 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:44" (1/1) ... [2022-11-20 10:52:44,673 INFO L138 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 142 [2022-11-20 10:52:44,673 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:52:44,674 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:52:44,674 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:52:44,674 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:52:44,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:44" (1/1) ... [2022-11-20 10:52:44,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:44" (1/1) ... [2022-11-20 10:52:44,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:44" (1/1) ... [2022-11-20 10:52:44,688 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:44" (1/1) ... [2022-11-20 10:52:44,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:44" (1/1) ... [2022-11-20 10:52:44,701 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:44" (1/1) ... [2022-11-20 10:52:44,704 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:44" (1/1) ... [2022-11-20 10:52:44,705 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:44" (1/1) ... [2022-11-20 10:52:44,709 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:52:44,710 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:52:44,710 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:52:44,710 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:52:44,711 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:44" (1/1) ... [2022-11-20 10:52:44,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:52:44,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:52:44,758 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:52:44,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-20 10:52:44,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:52:44,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 10:52:44,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:52:44,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:52:44,877 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:52:44,879 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:52:45,272 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:52:45,279 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:52:45,279 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 10:52:45,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:52:45 BoogieIcfgContainer [2022-11-20 10:52:45,281 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:52:45,282 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-20 10:52:45,283 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-20 10:52:45,287 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-20 10:52:45,287 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 10:52:45,288 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 10:52:44" (1/3) ... [2022-11-20 10:52:45,289 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7c6322d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 10:52:45, skipping insertion in model container [2022-11-20 10:52:45,289 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 10:52:45,289 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:44" (2/3) ... [2022-11-20 10:52:45,290 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7c6322d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 10:52:45, skipping insertion in model container [2022-11-20 10:52:45,290 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 10:52:45,290 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:52:45" (3/3) ... [2022-11-20 10:52:45,291 INFO L332 chiAutomizerObserver]: Analyzing ICFG byte_add-1.i [2022-11-20 10:52:45,355 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-20 10:52:45,355 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-20 10:52:45,356 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-20 10:52:45,356 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-20 10:52:45,356 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-20 10:52:45,356 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-20 10:52:45,356 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-20 10:52:45,357 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-20 10:52:45,362 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 46 states, 45 states have (on average 1.7555555555555555) internal successors, (79), 45 states have internal predecessors, (79), 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) [2022-11-20 10:52:45,384 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 26 [2022-11-20 10:52:45,385 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:52:45,385 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:52:45,393 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-20 10:52:45,393 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:45,393 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-20 10:52:45,394 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 46 states, 45 states have (on average 1.7555555555555555) internal successors, (79), 45 states have internal predecessors, (79), 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) [2022-11-20 10:52:45,397 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 26 [2022-11-20 10:52:45,398 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:52:45,398 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:52:45,399 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-20 10:52:45,399 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:45,408 INFO L748 eck$LassoCheckResult]: Stem: 22#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 12#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 4#L59true assume !(0 == mp_add_~a3~0#1 % 256); 17#L59-1true mp_add_~nb~0#1 := 4; 19#L69true assume !(0 == mp_add_~b3~0#1 % 256); 39#L69-1true mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 24#L80-2true [2022-11-20 10:52:45,408 INFO L750 eck$LassoCheckResult]: Loop: 24#L80-2true assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 36#L83true assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 46#L83-1true assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 7#L89true assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 44#L95-1true assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 18#L99-1true assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 11#L100-1true assume !(2 == mp_add_~i~0#1 % 256); 28#L101-1true assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 31#L102-1true mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 24#L80-2true [2022-11-20 10:52:45,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:45,420 INFO L85 PathProgramCache]: Analyzing trace with hash 889938151, now seen corresponding path program 1 times [2022-11-20 10:52:45,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:45,433 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646404381] [2022-11-20 10:52:45,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:45,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:45,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:45,601 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:52:45,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:45,646 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:52:45,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:45,649 INFO L85 PathProgramCache]: Analyzing trace with hash 730458878, now seen corresponding path program 1 times [2022-11-20 10:52:45,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:45,650 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262624590] [2022-11-20 10:52:45,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:45,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:45,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:45,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:52:45,796 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:52:45,797 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262624590] [2022-11-20 10:52:45,797 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [262624590] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:52:45,798 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:52:45,798 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:52:45,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036247030] [2022-11-20 10:52:45,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:52:45,804 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:52:45,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:52:45,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:52:45,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:52:45,841 INFO L87 Difference]: Start difference. First operand has 46 states, 45 states have (on average 1.7555555555555555) internal successors, (79), 45 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:52:46,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:52:46,105 INFO L93 Difference]: Finished difference Result 72 states and 108 transitions. [2022-11-20 10:52:46,106 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 72 states and 108 transitions. [2022-11-20 10:52:46,109 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 47 [2022-11-20 10:52:46,114 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 72 states to 62 states and 96 transitions. [2022-11-20 10:52:46,115 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 62 [2022-11-20 10:52:46,116 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 62 [2022-11-20 10:52:46,116 INFO L73 IsDeterministic]: Start isDeterministic. Operand 62 states and 96 transitions. [2022-11-20 10:52:46,117 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:52:46,117 INFO L218 hiAutomatonCegarLoop]: Abstraction has 62 states and 96 transitions. [2022-11-20 10:52:46,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states and 96 transitions. [2022-11-20 10:52:46,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 60. [2022-11-20 10:52:46,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 60 states have (on average 1.5666666666666667) internal successors, (94), 59 states have internal predecessors, (94), 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) [2022-11-20 10:52:46,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 94 transitions. [2022-11-20 10:52:46,166 INFO L240 hiAutomatonCegarLoop]: Abstraction has 60 states and 94 transitions. [2022-11-20 10:52:46,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 10:52:46,184 INFO L428 stractBuchiCegarLoop]: Abstraction has 60 states and 94 transitions. [2022-11-20 10:52:46,184 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-20 10:52:46,184 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 60 states and 94 transitions. [2022-11-20 10:52:46,186 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 45 [2022-11-20 10:52:46,186 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:52:46,187 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:52:46,187 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:46,187 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:46,188 INFO L748 eck$LassoCheckResult]: Stem: 154#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 142#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 127#L59 assume !(0 == mp_add_~a3~0#1 % 256); 128#L59-1 mp_add_~nb~0#1 := 4; 150#L69 assume !(0 == mp_add_~b3~0#1 % 256); 138#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 156#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 157#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 144#L83-1 [2022-11-20 10:52:46,188 INFO L750 eck$LassoCheckResult]: Loop: 144#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 131#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 133#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 151#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 140#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 141#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 162#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 165#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 180#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 181#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 153#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 159#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 143#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 144#L83-1 [2022-11-20 10:52:46,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:46,189 INFO L85 PathProgramCache]: Analyzing trace with hash 532072804, now seen corresponding path program 1 times [2022-11-20 10:52:46,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:46,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172258330] [2022-11-20 10:52:46,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:46,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:46,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:46,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:52:46,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:52:46,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172258330] [2022-11-20 10:52:46,622 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172258330] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:52:46,623 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:52:46,623 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 10:52:46,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043331452] [2022-11-20 10:52:46,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:52:46,629 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:52:46,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:46,635 INFO L85 PathProgramCache]: Analyzing trace with hash -1711027832, now seen corresponding path program 1 times [2022-11-20 10:52:46,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:46,636 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832817281] [2022-11-20 10:52:46,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:46,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:46,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:46,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:52:46,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:52:46,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832817281] [2022-11-20 10:52:46,782 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [832817281] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:52:46,783 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:52:46,783 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 10:52:46,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835976868] [2022-11-20 10:52:46,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:52:46,784 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:52:46,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:52:46,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 10:52:46,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:52:46,785 INFO L87 Difference]: Start difference. First operand 60 states and 94 transitions. cyclomatic complexity: 36 Second operand has 5 states, 4 states have (on average 2.0) internal successors, (8), 5 states have internal predecessors, (8), 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) [2022-11-20 10:52:47,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:52:47,093 INFO L93 Difference]: Finished difference Result 135 states and 202 transitions. [2022-11-20 10:52:47,093 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 135 states and 202 transitions. [2022-11-20 10:52:47,097 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 90 [2022-11-20 10:52:47,099 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 135 states to 135 states and 202 transitions. [2022-11-20 10:52:47,099 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 135 [2022-11-20 10:52:47,100 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 135 [2022-11-20 10:52:47,100 INFO L73 IsDeterministic]: Start isDeterministic. Operand 135 states and 202 transitions. [2022-11-20 10:52:47,101 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:52:47,102 INFO L218 hiAutomatonCegarLoop]: Abstraction has 135 states and 202 transitions. [2022-11-20 10:52:47,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states and 202 transitions. [2022-11-20 10:52:47,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 67. [2022-11-20 10:52:47,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 67 states have (on average 1.5522388059701493) internal successors, (104), 66 states have internal predecessors, (104), 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) [2022-11-20 10:52:47,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 104 transitions. [2022-11-20 10:52:47,109 INFO L240 hiAutomatonCegarLoop]: Abstraction has 67 states and 104 transitions. [2022-11-20 10:52:47,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 10:52:47,110 INFO L428 stractBuchiCegarLoop]: Abstraction has 67 states and 104 transitions. [2022-11-20 10:52:47,111 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-20 10:52:47,111 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 67 states and 104 transitions. [2022-11-20 10:52:47,112 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 45 [2022-11-20 10:52:47,113 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:52:47,113 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:52:47,113 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:47,114 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:47,114 INFO L748 eck$LassoCheckResult]: Stem: 362#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 349#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 339#L59 assume !(0 == mp_add_~a3~0#1 % 256); 340#L59-1 mp_add_~nb~0#1 := 4; 356#L69 assume !(0 == mp_add_~b3~0#1 % 256); 374#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 363#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 364#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 359#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 360#L84-2 [2022-11-20 10:52:47,114 INFO L750 eck$LassoCheckResult]: Loop: 360#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 365#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 350#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 351#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 335#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 337#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 357#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 344#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 345#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 368#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 369#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 378#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 397#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 360#L84-2 [2022-11-20 10:52:47,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:47,115 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 1 times [2022-11-20 10:52:47,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:47,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936499288] [2022-11-20 10:52:47,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:47,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:47,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:47,140 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:52:47,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:47,161 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:52:47,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:47,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1856053184, now seen corresponding path program 2 times [2022-11-20 10:52:47,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:47,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59571583] [2022-11-20 10:52:47,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:47,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:47,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:47,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:52:47,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:52:47,278 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59571583] [2022-11-20 10:52:47,278 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59571583] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:52:47,278 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:52:47,279 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:52:47,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800705685] [2022-11-20 10:52:47,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:52:47,280 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:52:47,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:52:47,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:52:47,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:52:47,281 INFO L87 Difference]: Start difference. First operand 67 states and 104 transitions. cyclomatic complexity: 39 Second operand has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 4 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) [2022-11-20 10:52:47,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:52:47,487 INFO L93 Difference]: Finished difference Result 95 states and 150 transitions. [2022-11-20 10:52:47,487 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 95 states and 150 transitions. [2022-11-20 10:52:47,492 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 73 [2022-11-20 10:52:47,499 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 95 states to 95 states and 150 transitions. [2022-11-20 10:52:47,499 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 95 [2022-11-20 10:52:47,501 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 95 [2022-11-20 10:52:47,502 INFO L73 IsDeterministic]: Start isDeterministic. Operand 95 states and 150 transitions. [2022-11-20 10:52:47,505 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:52:47,506 INFO L218 hiAutomatonCegarLoop]: Abstraction has 95 states and 150 transitions. [2022-11-20 10:52:47,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states and 150 transitions. [2022-11-20 10:52:47,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 87. [2022-11-20 10:52:47,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 87 states have (on average 1.5632183908045978) internal successors, (136), 86 states have internal predecessors, (136), 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) [2022-11-20 10:52:47,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 136 transitions. [2022-11-20 10:52:47,519 INFO L240 hiAutomatonCegarLoop]: Abstraction has 87 states and 136 transitions. [2022-11-20 10:52:47,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:52:47,521 INFO L428 stractBuchiCegarLoop]: Abstraction has 87 states and 136 transitions. [2022-11-20 10:52:47,521 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-20 10:52:47,521 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 87 states and 136 transitions. [2022-11-20 10:52:47,525 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 65 [2022-11-20 10:52:47,525 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:52:47,526 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:52:47,528 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:47,528 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:47,528 INFO L748 eck$LassoCheckResult]: Stem: 530#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 519#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 503#L59 assume !(0 == mp_add_~a3~0#1 % 256); 504#L59-1 mp_add_~nb~0#1 := 4; 526#L69 assume !(0 == mp_add_~b3~0#1 % 256); 515#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 532#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 533#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 544#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 579#L84-2 [2022-11-20 10:52:47,529 INFO L750 eck$LassoCheckResult]: Loop: 579#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 577#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 573#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 547#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 508#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 510#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 527#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 517#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 518#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 537#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 568#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 566#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 561#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 560#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 551#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 550#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 549#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 548#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 540#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 541#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 583#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 584#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 579#L84-2 [2022-11-20 10:52:47,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:47,530 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 2 times [2022-11-20 10:52:47,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:47,531 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288235950] [2022-11-20 10:52:47,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:47,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:47,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:47,583 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:52:47,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:47,604 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:52:47,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:47,609 INFO L85 PathProgramCache]: Analyzing trace with hash -1033469529, now seen corresponding path program 1 times [2022-11-20 10:52:47,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:47,611 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435505415] [2022-11-20 10:52:47,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:47,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:47,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:47,694 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 10:52:47,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:52:47,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435505415] [2022-11-20 10:52:47,696 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435505415] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:52:47,696 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:52:47,696 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:52:47,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511347062] [2022-11-20 10:52:47,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:52:47,702 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:52:47,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:52:47,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:52:47,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:52:47,705 INFO L87 Difference]: Start difference. First operand 87 states and 136 transitions. cyclomatic complexity: 51 Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 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) [2022-11-20 10:52:47,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:52:47,817 INFO L93 Difference]: Finished difference Result 118 states and 180 transitions. [2022-11-20 10:52:47,818 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 118 states and 180 transitions. [2022-11-20 10:52:47,819 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 96 [2022-11-20 10:52:47,825 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 118 states to 118 states and 180 transitions. [2022-11-20 10:52:47,826 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 118 [2022-11-20 10:52:47,826 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 118 [2022-11-20 10:52:47,826 INFO L73 IsDeterministic]: Start isDeterministic. Operand 118 states and 180 transitions. [2022-11-20 10:52:47,830 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:52:47,830 INFO L218 hiAutomatonCegarLoop]: Abstraction has 118 states and 180 transitions. [2022-11-20 10:52:47,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states and 180 transitions. [2022-11-20 10:52:47,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 116. [2022-11-20 10:52:47,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 116 states have (on average 1.5344827586206897) internal successors, (178), 115 states have internal predecessors, (178), 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) [2022-11-20 10:52:47,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 178 transitions. [2022-11-20 10:52:47,850 INFO L240 hiAutomatonCegarLoop]: Abstraction has 116 states and 178 transitions. [2022-11-20 10:52:47,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 10:52:47,851 INFO L428 stractBuchiCegarLoop]: Abstraction has 116 states and 178 transitions. [2022-11-20 10:52:47,851 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-20 10:52:47,852 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 116 states and 178 transitions. [2022-11-20 10:52:47,853 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 94 [2022-11-20 10:52:47,854 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:52:47,854 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:52:47,854 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:47,856 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:47,856 INFO L748 eck$LassoCheckResult]: Stem: 742#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 730#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 714#L59 assume !(0 == mp_add_~a3~0#1 % 256); 715#L59-1 mp_add_~nb~0#1 := 4; 737#L69 assume !(0 == mp_add_~b3~0#1 % 256); 758#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 745#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 746#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 740#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 741#L84-2 [2022-11-20 10:52:47,856 INFO L750 eck$LassoCheckResult]: Loop: 741#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 747#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 731#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 732#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 724#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 777#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 776#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 775#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 770#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 754#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 755#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 774#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 803#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 787#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 781#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 780#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 728#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 729#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 751#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 765#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 766#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 798#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 741#L84-2 [2022-11-20 10:52:47,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:47,858 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 3 times [2022-11-20 10:52:47,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:47,858 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021222129] [2022-11-20 10:52:47,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:47,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:47,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:47,894 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:52:47,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:47,918 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:52:47,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:47,921 INFO L85 PathProgramCache]: Analyzing trace with hash -1031622487, now seen corresponding path program 1 times [2022-11-20 10:52:47,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:47,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209173114] [2022-11-20 10:52:47,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:47,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:47,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:48,103 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:52:48,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:52:48,104 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209173114] [2022-11-20 10:52:48,104 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209173114] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:52:48,104 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:52:48,105 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 10:52:48,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109087163] [2022-11-20 10:52:48,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:52:48,106 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:52:48,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:52:48,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 10:52:48,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:52:48,108 INFO L87 Difference]: Start difference. First operand 116 states and 178 transitions. cyclomatic complexity: 64 Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:52:48,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:52:48,381 INFO L93 Difference]: Finished difference Result 249 states and 377 transitions. [2022-11-20 10:52:48,382 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 249 states and 377 transitions. [2022-11-20 10:52:48,384 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 200 [2022-11-20 10:52:48,385 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 249 states to 249 states and 377 transitions. [2022-11-20 10:52:48,385 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 249 [2022-11-20 10:52:48,386 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 249 [2022-11-20 10:52:48,386 INFO L73 IsDeterministic]: Start isDeterministic. Operand 249 states and 377 transitions. [2022-11-20 10:52:48,386 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:52:48,386 INFO L218 hiAutomatonCegarLoop]: Abstraction has 249 states and 377 transitions. [2022-11-20 10:52:48,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states and 377 transitions. [2022-11-20 10:52:48,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 188. [2022-11-20 10:52:48,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 188 states have (on average 1.5265957446808511) internal successors, (287), 187 states have internal predecessors, (287), 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) [2022-11-20 10:52:48,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 287 transitions. [2022-11-20 10:52:48,395 INFO L240 hiAutomatonCegarLoop]: Abstraction has 188 states and 287 transitions. [2022-11-20 10:52:48,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 10:52:48,400 INFO L428 stractBuchiCegarLoop]: Abstraction has 188 states and 287 transitions. [2022-11-20 10:52:48,400 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-20 10:52:48,400 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 188 states and 287 transitions. [2022-11-20 10:52:48,401 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 161 [2022-11-20 10:52:48,401 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:52:48,402 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:52:48,402 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:48,402 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:48,405 INFO L748 eck$LassoCheckResult]: Stem: 1118#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 1105#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 1095#L59 assume !(0 == mp_add_~a3~0#1 % 256); 1096#L59-1 mp_add_~nb~0#1 := 4; 1112#L69 assume !(0 == mp_add_~b3~0#1 % 256); 1135#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 1136#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 1140#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 1141#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 1142#L84-2 [2022-11-20 10:52:48,405 INFO L750 eck$LassoCheckResult]: Loop: 1142#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 1188#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 1189#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 1172#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 1174#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 1156#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 1155#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 1154#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 1153#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 1152#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 1149#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 1145#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 1146#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 1090#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 1092#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 1241#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 1100#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 1101#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 1127#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 1150#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 1147#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 1143#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 1142#L84-2 [2022-11-20 10:52:48,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:48,405 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 4 times [2022-11-20 10:52:48,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:48,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966363189] [2022-11-20 10:52:48,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:48,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:48,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:48,428 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:52:48,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:48,457 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:52:48,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:48,459 INFO L85 PathProgramCache]: Analyzing trace with hash 741537833, now seen corresponding path program 1 times [2022-11-20 10:52:48,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:48,459 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641675026] [2022-11-20 10:52:48,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:48,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:48,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:48,700 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:52:48,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:52:48,700 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641675026] [2022-11-20 10:52:48,701 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641675026] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:52:48,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1891777938] [2022-11-20 10:52:48,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:48,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:52:48,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:52:48,707 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:52:48,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-20 10:52:48,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:48,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 10:52:48,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:52:49,002 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:52:49,002 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:52:49,069 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:52:49,069 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1891777938] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:52:49,070 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:52:49,070 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 8 [2022-11-20 10:52:49,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580668014] [2022-11-20 10:52:49,070 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:52:49,071 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:52:49,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:52:49,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-20 10:52:49,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2022-11-20 10:52:49,073 INFO L87 Difference]: Start difference. First operand 188 states and 287 transitions. cyclomatic complexity: 102 Second operand has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 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) [2022-11-20 10:52:49,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:52:49,505 INFO L93 Difference]: Finished difference Result 329 states and 479 transitions. [2022-11-20 10:52:49,505 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 329 states and 479 transitions. [2022-11-20 10:52:49,508 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 257 [2022-11-20 10:52:49,510 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 329 states to 329 states and 479 transitions. [2022-11-20 10:52:49,510 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 329 [2022-11-20 10:52:49,511 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 329 [2022-11-20 10:52:49,511 INFO L73 IsDeterministic]: Start isDeterministic. Operand 329 states and 479 transitions. [2022-11-20 10:52:49,512 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:52:49,512 INFO L218 hiAutomatonCegarLoop]: Abstraction has 329 states and 479 transitions. [2022-11-20 10:52:49,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states and 479 transitions. [2022-11-20 10:52:49,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 242. [2022-11-20 10:52:49,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 242 states have (on average 1.5165289256198347) internal successors, (367), 241 states have internal predecessors, (367), 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) [2022-11-20 10:52:49,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 367 transitions. [2022-11-20 10:52:49,527 INFO L240 hiAutomatonCegarLoop]: Abstraction has 242 states and 367 transitions. [2022-11-20 10:52:49,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-20 10:52:49,528 INFO L428 stractBuchiCegarLoop]: Abstraction has 242 states and 367 transitions. [2022-11-20 10:52:49,528 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-20 10:52:49,529 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 242 states and 367 transitions. [2022-11-20 10:52:49,530 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 206 [2022-11-20 10:52:49,530 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:52:49,530 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:52:49,532 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:49,532 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:49,533 INFO L748 eck$LassoCheckResult]: Stem: 1778#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 1765#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 1755#L59 assume !(0 == mp_add_~a3~0#1 % 256); 1756#L59-1 mp_add_~nb~0#1 := 4; 1952#L69 assume !(0 == mp_add_~b3~0#1 % 256); 1795#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 1796#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 1806#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 1800#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 1794#L84-2 [2022-11-20 10:52:49,533 INFO L750 eck$LassoCheckResult]: Loop: 1794#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 1782#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 1766#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 1767#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 1957#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 1816#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 1814#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 1813#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 1812#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 1808#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 1807#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 1803#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 1774#L84 assume !(0 == mp_add_~i~0#1 % 256); 1775#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 1894#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 1893#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 1890#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 1887#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 1884#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 1878#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 1876#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 1818#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 1789#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 1779#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 1780#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 1801#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 1794#L84-2 [2022-11-20 10:52:49,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:49,533 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 5 times [2022-11-20 10:52:49,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:49,534 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310817175] [2022-11-20 10:52:49,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:49,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:49,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:49,564 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:52:49,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:49,590 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:52:49,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:49,590 INFO L85 PathProgramCache]: Analyzing trace with hash -1687418919, now seen corresponding path program 1 times [2022-11-20 10:52:49,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:49,591 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007384069] [2022-11-20 10:52:49,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:49,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:49,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:49,691 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 10:52:49,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:52:49,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007384069] [2022-11-20 10:52:49,697 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007384069] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:52:49,698 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:52:49,698 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:52:49,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922213014] [2022-11-20 10:52:49,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:52:49,698 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:52:49,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:52:49,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:52:49,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:52:49,699 INFO L87 Difference]: Start difference. First operand 242 states and 367 transitions. cyclomatic complexity: 128 Second operand has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 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) [2022-11-20 10:52:49,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:52:49,910 INFO L93 Difference]: Finished difference Result 362 states and 537 transitions. [2022-11-20 10:52:49,911 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 362 states and 537 transitions. [2022-11-20 10:52:49,913 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 320 [2022-11-20 10:52:49,916 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 362 states to 362 states and 537 transitions. [2022-11-20 10:52:49,916 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 362 [2022-11-20 10:52:49,916 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 362 [2022-11-20 10:52:49,916 INFO L73 IsDeterministic]: Start isDeterministic. Operand 362 states and 537 transitions. [2022-11-20 10:52:49,917 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:52:49,917 INFO L218 hiAutomatonCegarLoop]: Abstraction has 362 states and 537 transitions. [2022-11-20 10:52:49,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states and 537 transitions. [2022-11-20 10:52:49,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 270. [2022-11-20 10:52:49,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 270 states have (on average 1.5333333333333334) internal successors, (414), 269 states have internal predecessors, (414), 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) [2022-11-20 10:52:49,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 414 transitions. [2022-11-20 10:52:49,933 INFO L240 hiAutomatonCegarLoop]: Abstraction has 270 states and 414 transitions. [2022-11-20 10:52:49,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 10:52:49,938 INFO L428 stractBuchiCegarLoop]: Abstraction has 270 states and 414 transitions. [2022-11-20 10:52:49,938 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-11-20 10:52:49,938 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 270 states and 414 transitions. [2022-11-20 10:52:49,941 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 246 [2022-11-20 10:52:49,941 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:52:49,941 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:52:49,943 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:49,943 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:49,943 INFO L748 eck$LassoCheckResult]: Stem: 2394#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 2379#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 2369#L59 assume !(0 == mp_add_~a3~0#1 % 256); 2370#L59-1 mp_add_~nb~0#1 := 4; 2386#L69 assume !(0 == mp_add_~b3~0#1 % 256); 2415#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 2416#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 2429#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 2421#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 2422#L84-2 [2022-11-20 10:52:49,944 INFO L750 eck$LassoCheckResult]: Loop: 2422#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 2539#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 2538#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 2535#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 2537#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 2464#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 2387#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 2388#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 2549#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 2404#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 2405#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 2427#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 2411#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 2366#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 2368#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 2417#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 2440#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 2436#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 2437#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 2424#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 2425#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 2547#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 2610#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 2606#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 2564#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 2556#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 2402#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 2403#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 2503#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 2501#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 2500#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 2422#L84-2 [2022-11-20 10:52:49,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:49,944 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 6 times [2022-11-20 10:52:49,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:49,944 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699529446] [2022-11-20 10:52:49,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:49,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:49,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:49,966 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:52:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:50,006 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:52:50,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:50,006 INFO L85 PathProgramCache]: Analyzing trace with hash 1831537572, now seen corresponding path program 1 times [2022-11-20 10:52:50,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:50,007 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583389522] [2022-11-20 10:52:50,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:50,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:50,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:50,153 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 25 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:52:50,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:52:50,153 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583389522] [2022-11-20 10:52:50,153 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [583389522] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:52:50,153 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2078113284] [2022-11-20 10:52:50,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:50,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:52:50,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:52:50,198 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:52:50,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-20 10:52:50,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:50,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 10:52:50,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:52:50,329 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-20 10:52:50,329 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:52:50,329 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2078113284] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:52:50,329 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 10:52:50,329 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2022-11-20 10:52:50,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148505262] [2022-11-20 10:52:50,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:52:50,330 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:52:50,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:52:50,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:52:50,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-20 10:52:50,331 INFO L87 Difference]: Start difference. First operand 270 states and 414 transitions. cyclomatic complexity: 146 Second operand has 4 states, 3 states have (on average 6.666666666666667) internal successors, (20), 4 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) [2022-11-20 10:52:50,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:52:50,549 INFO L93 Difference]: Finished difference Result 284 states and 404 transitions. [2022-11-20 10:52:50,549 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 284 states and 404 transitions. [2022-11-20 10:52:50,551 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 260 [2022-11-20 10:52:50,553 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 284 states to 284 states and 404 transitions. [2022-11-20 10:52:50,553 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 284 [2022-11-20 10:52:50,553 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 284 [2022-11-20 10:52:50,554 INFO L73 IsDeterministic]: Start isDeterministic. Operand 284 states and 404 transitions. [2022-11-20 10:52:50,554 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:52:50,558 INFO L218 hiAutomatonCegarLoop]: Abstraction has 284 states and 404 transitions. [2022-11-20 10:52:50,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states and 404 transitions. [2022-11-20 10:52:50,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 240. [2022-11-20 10:52:50,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 240 states have (on average 1.4291666666666667) internal successors, (343), 239 states have internal predecessors, (343), 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) [2022-11-20 10:52:50,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 343 transitions. [2022-11-20 10:52:50,564 INFO L240 hiAutomatonCegarLoop]: Abstraction has 240 states and 343 transitions. [2022-11-20 10:52:50,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:52:50,568 INFO L428 stractBuchiCegarLoop]: Abstraction has 240 states and 343 transitions. [2022-11-20 10:52:50,568 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-11-20 10:52:50,569 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 240 states and 343 transitions. [2022-11-20 10:52:50,570 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 216 [2022-11-20 10:52:50,570 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:52:50,570 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:52:50,571 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:50,571 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:50,571 INFO L748 eck$LassoCheckResult]: Stem: 3046#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 3033#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 3018#L59 assume !(0 == mp_add_~a3~0#1 % 256); 3019#L59-1 mp_add_~nb~0#1 := 4; 3040#L69 assume !(0 == mp_add_~b3~0#1 % 256); 3064#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 3048#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 3049#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 3062#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 3140#L84-2 [2022-11-20 10:52:50,572 INFO L750 eck$LassoCheckResult]: Loop: 3140#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 3206#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 3204#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 3200#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 3195#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 3193#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 3189#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 3031#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 3032#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 3055#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 3078#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 3079#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 3152#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 3151#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 3177#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 3176#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 3109#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 3175#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 3174#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 3173#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 3120#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 3117#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 3119#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 3110#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 3108#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 3105#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 3102#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 3095#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 3092#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 3093#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 3139#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 3140#L84-2 [2022-11-20 10:52:50,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:50,572 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 7 times [2022-11-20 10:52:50,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:50,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495268411] [2022-11-20 10:52:50,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:50,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:50,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:50,584 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:52:50,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:50,595 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:52:50,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:50,595 INFO L85 PathProgramCache]: Analyzing trace with hash 1888795874, now seen corresponding path program 2 times [2022-11-20 10:52:50,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:50,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440096951] [2022-11-20 10:52:50,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:50,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:50,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:50,721 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 25 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:52:50,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:52:50,723 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440096951] [2022-11-20 10:52:50,724 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1440096951] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:52:50,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [710177089] [2022-11-20 10:52:50,726 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 10:52:50,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:52:50,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:52:50,730 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:52:50,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-20 10:52:50,786 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-20 10:52:50,786 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 10:52:50,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-20 10:52:50,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:52:50,860 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 10:52:50,860 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:52:50,958 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 10:52:50,958 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [710177089] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:52:50,958 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:52:50,958 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 11 [2022-11-20 10:52:50,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966160808] [2022-11-20 10:52:50,959 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:52:50,960 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:52:50,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:52:50,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-20 10:52:50,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2022-11-20 10:52:50,962 INFO L87 Difference]: Start difference. First operand 240 states and 343 transitions. cyclomatic complexity: 105 Second operand has 11 states, 11 states have (on average 6.0) internal successors, (66), 11 states have internal predecessors, (66), 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) [2022-11-20 10:52:52,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:52:52,836 INFO L93 Difference]: Finished difference Result 659 states and 859 transitions. [2022-11-20 10:52:52,836 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 659 states and 859 transitions. [2022-11-20 10:52:52,841 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 615 [2022-11-20 10:52:52,845 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 659 states to 659 states and 859 transitions. [2022-11-20 10:52:52,845 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 659 [2022-11-20 10:52:52,846 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 659 [2022-11-20 10:52:52,846 INFO L73 IsDeterministic]: Start isDeterministic. Operand 659 states and 859 transitions. [2022-11-20 10:52:52,847 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:52:52,847 INFO L218 hiAutomatonCegarLoop]: Abstraction has 659 states and 859 transitions. [2022-11-20 10:52:52,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 659 states and 859 transitions. [2022-11-20 10:52:52,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 659 to 372. [2022-11-20 10:52:52,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 372 states, 372 states have (on average 1.3736559139784945) internal successors, (511), 371 states have internal predecessors, (511), 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) [2022-11-20 10:52:52,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 511 transitions. [2022-11-20 10:52:52,856 INFO L240 hiAutomatonCegarLoop]: Abstraction has 372 states and 511 transitions. [2022-11-20 10:52:52,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-11-20 10:52:52,857 INFO L428 stractBuchiCegarLoop]: Abstraction has 372 states and 511 transitions. [2022-11-20 10:52:52,857 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-11-20 10:52:52,857 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 372 states and 511 transitions. [2022-11-20 10:52:52,859 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 339 [2022-11-20 10:52:52,860 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:52:52,860 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:52:52,861 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:52,861 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:52,861 INFO L748 eck$LassoCheckResult]: Stem: 4250#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 4235#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 4225#L59 assume !(0 == mp_add_~a3~0#1 % 256); 4226#L59-1 mp_add_~nb~0#1 := 4; 4243#L69 assume !(0 == mp_add_~b3~0#1 % 256); 4268#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 4269#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 4278#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 4275#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 4270#L84-2 [2022-11-20 10:52:52,861 INFO L750 eck$LassoCheckResult]: Loop: 4270#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 4254#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 4236#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 4237#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 4555#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 4238#L96 assume 0 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := 0; 4239#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 4265#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 4570#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 4565#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 4564#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 4259#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 4260#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 4506#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 4266#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 4529#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 4522#L96 assume 0 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := 0; 4511#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 4504#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 4487#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 4295#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 4479#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 4476#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 4472#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 4464#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 4460#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 4456#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 4457#L96 assume 0 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := 0; 4455#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 4453#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 4451#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 4449#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 4447#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 4445#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 4442#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 4438#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 4432#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 4428#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 4429#L96 assume 0 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := 0; 4427#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 4425#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 4423#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 4421#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 4419#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 4396#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 4395#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 4393#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 4390#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 4387#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 4383#L96 assume 0 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := 0; 4381#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 4379#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 4377#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 4375#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 4346#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 4337#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 4335#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 4331#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 4332#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 4389#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 4385#L96 assume 0 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := 0; 4382#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 4380#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 4378#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 4376#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 4316#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 4312#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 4311#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 4308#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 4310#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 4301#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 4297#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 4298#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 4291#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 4292#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 4287#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 4288#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 4279#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 4276#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 4270#L84-2 [2022-11-20 10:52:52,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:52,862 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 8 times [2022-11-20 10:52:52,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:52,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139902012] [2022-11-20 10:52:52,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:52,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:52,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:52,874 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:52:52,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:52,894 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:52:52,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:52,896 INFO L85 PathProgramCache]: Analyzing trace with hash -385275002, now seen corresponding path program 1 times [2022-11-20 10:52:52,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:52,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412669928] [2022-11-20 10:52:52,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:52,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:52,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:53,041 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2022-11-20 10:52:53,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:52:53,041 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412669928] [2022-11-20 10:52:53,042 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412669928] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:52:53,042 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:52:53,042 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 10:52:53,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602830283] [2022-11-20 10:52:53,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:52:53,043 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:52:53,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:52:53,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:52:53,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:52:53,044 INFO L87 Difference]: Start difference. First operand 372 states and 511 transitions. cyclomatic complexity: 141 Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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) [2022-11-20 10:52:53,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:52:53,148 INFO L93 Difference]: Finished difference Result 563 states and 745 transitions. [2022-11-20 10:52:53,148 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 563 states and 745 transitions. [2022-11-20 10:52:53,153 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 514 [2022-11-20 10:52:53,157 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 563 states to 563 states and 745 transitions. [2022-11-20 10:52:53,157 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 563 [2022-11-20 10:52:53,158 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 563 [2022-11-20 10:52:53,158 INFO L73 IsDeterministic]: Start isDeterministic. Operand 563 states and 745 transitions. [2022-11-20 10:52:53,159 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:52:53,159 INFO L218 hiAutomatonCegarLoop]: Abstraction has 563 states and 745 transitions. [2022-11-20 10:52:53,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states and 745 transitions. [2022-11-20 10:52:53,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 419. [2022-11-20 10:52:53,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 419 states, 419 states have (on average 1.3818615751789975) internal successors, (579), 418 states have internal predecessors, (579), 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) [2022-11-20 10:52:53,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 579 transitions. [2022-11-20 10:52:53,170 INFO L240 hiAutomatonCegarLoop]: Abstraction has 419 states and 579 transitions. [2022-11-20 10:52:53,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:52:53,172 INFO L428 stractBuchiCegarLoop]: Abstraction has 419 states and 579 transitions. [2022-11-20 10:52:53,172 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-11-20 10:52:53,172 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 419 states and 579 transitions. [2022-11-20 10:52:53,175 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 386 [2022-11-20 10:52:53,175 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:52:53,175 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:52:53,177 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:53,177 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [7, 7, 6, 6, 6, 6, 6, 6, 5, 5, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:53,177 INFO L748 eck$LassoCheckResult]: Stem: 5191#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 5178#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 5164#L59 assume !(0 == mp_add_~a3~0#1 % 256); 5165#L59-1 mp_add_~nb~0#1 := 4; 5185#L69 assume !(0 == mp_add_~b3~0#1 % 256); 5209#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 5210#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 5265#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 5233#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 5234#L84-2 [2022-11-20 10:52:53,185 INFO L750 eck$LassoCheckResult]: Loop: 5234#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 5254#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 5252#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 5249#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 5246#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 5247#L96 assume 0 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := 0; 5244#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 5245#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 5543#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 5542#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 5541#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 5540#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 5539#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 5538#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 5537#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 5536#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 5515#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 5533#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 5306#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 5521#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 5520#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 5486#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 5487#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 5484#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 5471#L90 assume !(0 == mp_add_~i~0#1 % 256); 5483#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 5472#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 5469#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 5467#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 5465#L96 assume 0 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := 0; 5464#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 5463#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 5462#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 5460#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 5457#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 5454#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 5451#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 5431#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 5432#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 5448#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 5447#L96 assume !(0 == mp_add_~partial_sum~0#1); 5419#L96-2 assume 255 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := mp_add_~partial_sum~0#1; 5407#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 5406#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 5405#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 5404#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 5403#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 5402#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 5400#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 5397#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 5394#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 5389#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 5385#L96 assume !(0 == mp_add_~partial_sum~0#1); 5384#L96-2 assume 255 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := mp_add_~partial_sum~0#1; 5382#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 5380#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 5378#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 5373#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 5353#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 5351#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 5350#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 5348#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 5349#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 5399#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 5396#L96 assume !(0 == mp_add_~partial_sum~0#1); 5391#L96-2 assume 255 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := mp_add_~partial_sum~0#1; 5386#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 5330#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 5331#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 5375#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 5303#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 5302#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 5298#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 5295#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 5297#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 5286#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 5280#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 5281#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 5274#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 5275#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 5301#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 5300#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 5256#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 5257#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 5234#L84-2 [2022-11-20 10:52:53,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:53,186 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 9 times [2022-11-20 10:52:53,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:53,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201002271] [2022-11-20 10:52:53,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:53,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:53,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:53,202 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:52:53,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:53,217 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:52:53,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:53,218 INFO L85 PathProgramCache]: Analyzing trace with hash -1576696733, now seen corresponding path program 1 times [2022-11-20 10:52:53,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:53,219 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573014754] [2022-11-20 10:52:53,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:53,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:53,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:53,324 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-11-20 10:52:53,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:52:53,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573014754] [2022-11-20 10:52:53,327 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573014754] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:52:53,327 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:52:53,327 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 10:52:53,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611385571] [2022-11-20 10:52:53,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:52:53,329 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:52:53,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:52:53,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:52:53,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:52:53,331 INFO L87 Difference]: Start difference. First operand 419 states and 579 transitions. cyclomatic complexity: 162 Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 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) [2022-11-20 10:52:53,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:52:53,397 INFO L93 Difference]: Finished difference Result 507 states and 669 transitions. [2022-11-20 10:52:53,398 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 507 states and 669 transitions. [2022-11-20 10:52:53,404 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 465 [2022-11-20 10:52:53,409 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 507 states to 507 states and 669 transitions. [2022-11-20 10:52:53,409 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 507 [2022-11-20 10:52:53,410 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 507 [2022-11-20 10:52:53,410 INFO L73 IsDeterministic]: Start isDeterministic. Operand 507 states and 669 transitions. [2022-11-20 10:52:53,410 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:52:53,411 INFO L218 hiAutomatonCegarLoop]: Abstraction has 507 states and 669 transitions. [2022-11-20 10:52:53,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 507 states and 669 transitions. [2022-11-20 10:52:53,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 507 to 423. [2022-11-20 10:52:53,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 423 states, 423 states have (on average 1.3593380614657211) internal successors, (575), 422 states have internal predecessors, (575), 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) [2022-11-20 10:52:53,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 575 transitions. [2022-11-20 10:52:53,420 INFO L240 hiAutomatonCegarLoop]: Abstraction has 423 states and 575 transitions. [2022-11-20 10:52:53,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:52:53,421 INFO L428 stractBuchiCegarLoop]: Abstraction has 423 states and 575 transitions. [2022-11-20 10:52:53,421 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-11-20 10:52:53,421 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 423 states and 575 transitions. [2022-11-20 10:52:53,424 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 390 [2022-11-20 10:52:53,424 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:52:53,424 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:52:53,425 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:53,425 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [7, 7, 7, 6, 6, 6, 6, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:53,425 INFO L748 eck$LassoCheckResult]: Stem: 6125#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 6113#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 6097#L59 assume !(0 == mp_add_~a3~0#1 % 256); 6098#L59-1 mp_add_~nb~0#1 := 4; 6120#L69 assume !(0 == mp_add_~b3~0#1 % 256); 6149#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 6128#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 6129#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 6123#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 6124#L84-2 [2022-11-20 10:52:53,427 INFO L750 eck$LassoCheckResult]: Loop: 6124#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 6130#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 6131#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 6449#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 6445#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 6446#L96 assume 0 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := 0; 6443#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 6444#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 6509#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 6508#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 6507#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 6506#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 6505#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 6504#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 6502#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 6104#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 6105#L96 assume !(0 == mp_add_~partial_sum~0#1); 6501#L96-2 assume !(255 == mp_add_~partial_sum~0#1);mp_add_#t~nondet1#1 := ~bitwiseAnd(mp_add_~partial_sum~0#1, 255);assume mp_add_~partial_sum~0#1 < 0 || (mp_add_#t~nondet1#1 <= mp_add_~partial_sum~0#1 && mp_add_#t~nondet1#1 <= 255);assume mp_add_#t~nondet1#1 >= 0;assume mp_add_~partial_sum~0#1 >= 0 || mp_add_#t~nondet1#1 > 255 + mp_add_~partial_sum~0#1; 6370#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 6367#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 6365#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 6215#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 6361#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 6359#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 6357#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 6348#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 6346#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 6344#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 6339#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 6498#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 6496#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 6494#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 6492#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 6158#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 6159#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 6325#L84 assume !(0 == mp_add_~i~0#1 % 256); 6326#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 6323#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 6321#L86-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a3~0#1 % 256; 6318#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 6314#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 6311#L96 assume 0 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := 0; 6308#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 6307#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 6306#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 6305#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 6304#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 6303#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 6302#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 6300#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 6298#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 6297#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 6277#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 6250#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 6251#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 6247#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 6245#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 6242#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 6238#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 6236#L84 assume !(0 == mp_add_~i~0#1 % 256); 6234#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 6232#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 6231#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 6229#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 6228#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 6222#L96 assume 0 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := 0; 6220#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 6221#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 6216#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 6213#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 6212#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 6211#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 6209#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 6210#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 6488#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 6197#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 6199#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 6188#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 6189#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 6181#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 6182#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 6176#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 6177#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 6490#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 6124#L84-2 [2022-11-20 10:52:53,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:53,428 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 10 times [2022-11-20 10:52:53,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:53,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127539378] [2022-11-20 10:52:53,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:53,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:53,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:53,443 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:52:53,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:53,453 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:52:53,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:53,454 INFO L85 PathProgramCache]: Analyzing trace with hash -1641427436, now seen corresponding path program 1 times [2022-11-20 10:52:53,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:53,454 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572694628] [2022-11-20 10:52:53,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:53,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:53,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:53,647 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 144 proven. 6 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-11-20 10:52:53,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:52:53,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572694628] [2022-11-20 10:52:53,648 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572694628] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:52:53,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1204893056] [2022-11-20 10:52:53,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:53,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:52:53,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:52:53,653 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:52:53,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-20 10:52:53,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:53,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:52:53,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:52:53,850 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 147 proven. 4 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-20 10:52:53,850 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:52:54,032 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-20 10:52:54,033 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1204893056] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-20 10:52:54,033 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-20 10:52:54,033 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 5] total 9 [2022-11-20 10:52:54,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242774116] [2022-11-20 10:52:54,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:52:54,034 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:52:54,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:52:54,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 10:52:54,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-11-20 10:52:54,034 INFO L87 Difference]: Start difference. First operand 423 states and 575 transitions. cyclomatic complexity: 154 Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 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) [2022-11-20 10:52:54,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:52:54,322 INFO L93 Difference]: Finished difference Result 833 states and 1114 transitions. [2022-11-20 10:52:54,322 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 833 states and 1114 transitions. [2022-11-20 10:52:54,327 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 766 [2022-11-20 10:52:54,332 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 833 states to 825 states and 1104 transitions. [2022-11-20 10:52:54,332 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 825 [2022-11-20 10:52:54,334 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 825 [2022-11-20 10:52:54,334 INFO L73 IsDeterministic]: Start isDeterministic. Operand 825 states and 1104 transitions. [2022-11-20 10:52:54,336 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:52:54,336 INFO L218 hiAutomatonCegarLoop]: Abstraction has 825 states and 1104 transitions. [2022-11-20 10:52:54,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 825 states and 1104 transitions. [2022-11-20 10:52:54,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 825 to 735. [2022-11-20 10:52:54,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 735 states, 735 states have (on average 1.3700680272108843) internal successors, (1007), 734 states have internal predecessors, (1007), 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) [2022-11-20 10:52:54,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 735 states and 1007 transitions. [2022-11-20 10:52:54,351 INFO L240 hiAutomatonCegarLoop]: Abstraction has 735 states and 1007 transitions. [2022-11-20 10:52:54,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 10:52:54,352 INFO L428 stractBuchiCegarLoop]: Abstraction has 735 states and 1007 transitions. [2022-11-20 10:52:54,352 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-11-20 10:52:54,352 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 735 states and 1007 transitions. [2022-11-20 10:52:54,356 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 702 [2022-11-20 10:52:54,356 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:52:54,356 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:52:54,360 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:54,360 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [7, 7, 6, 6, 6, 6, 6, 5, 4, 4, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:54,360 INFO L748 eck$LassoCheckResult]: Stem: 7897#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 7886#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 7869#L59 assume !(0 == mp_add_~a3~0#1 % 256); 7870#L59-1 mp_add_~nb~0#1 := 4; 7892#L69 assume !(0 == mp_add_~b3~0#1 % 256); 7916#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 7899#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 7900#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 8047#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 8046#L84-2 [2022-11-20 10:52:54,361 INFO L750 eck$LassoCheckResult]: Loop: 8046#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 8045#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 8044#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 8041#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 8043#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 8584#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 8585#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 7977#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 7978#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 7971#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 7972#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 8492#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 8488#L84 assume !(0 == mp_add_~i~0#1 % 256); 8484#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 8175#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 8481#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 8479#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 8473#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 8474#L96 assume 0 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := 0; 8471#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 8472#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 8503#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 8053#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 8502#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 8501#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 8499#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 8495#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 8493#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 8489#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 8482#L96 assume !(0 == mp_add_~partial_sum~0#1); 8477#L96-2 assume !(255 == mp_add_~partial_sum~0#1);mp_add_#t~nondet1#1 := ~bitwiseAnd(mp_add_~partial_sum~0#1, 255);assume mp_add_~partial_sum~0#1 < 0 || (mp_add_#t~nondet1#1 <= mp_add_~partial_sum~0#1 && mp_add_#t~nondet1#1 <= 255);assume mp_add_#t~nondet1#1 >= 0;assume mp_add_~partial_sum~0#1 >= 0 || mp_add_#t~nondet1#1 > 255 + mp_add_~partial_sum~0#1; 8470#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 8468#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 8467#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 8456#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 8454#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 7984#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 7985#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 8342#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 8339#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 8334#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 8323#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 8424#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 8423#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 8421#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 8417#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 8412#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 8410#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 8409#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 8407#L90 assume !(0 == mp_add_~i~0#1 % 256); 8405#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 8403#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 8396#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 8389#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 8384#L96 assume 0 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := 0; 8381#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 8379#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 8377#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 8374#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 8366#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 8236#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 8233#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 8230#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 8228#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 8224#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 8222#L96 assume !(0 == mp_add_~partial_sum~0#1); 8220#L96-2 assume !(255 == mp_add_~partial_sum~0#1);mp_add_#t~nondet1#1 := ~bitwiseAnd(mp_add_~partial_sum~0#1, 255);assume mp_add_~partial_sum~0#1 < 0 || (mp_add_#t~nondet1#1 <= mp_add_~partial_sum~0#1 && mp_add_#t~nondet1#1 <= 255);assume mp_add_#t~nondet1#1 >= 0;assume mp_add_~partial_sum~0#1 >= 0 || mp_add_#t~nondet1#1 > 255 + mp_add_~partial_sum~0#1; 8181#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 8180#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 8149#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 8130#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 8029#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 8030#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 8000#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 7998#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 7993#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 7995#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 8025#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 8026#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 8020#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 7960#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 7961#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 7941#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 7942#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 8176#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 8046#L84-2 [2022-11-20 10:52:54,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:54,364 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 11 times [2022-11-20 10:52:54,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:54,364 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123793777] [2022-11-20 10:52:54,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:54,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:54,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:54,386 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:52:54,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:54,418 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:52:54,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:54,419 INFO L85 PathProgramCache]: Analyzing trace with hash -1291203658, now seen corresponding path program 1 times [2022-11-20 10:52:54,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:54,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918035400] [2022-11-20 10:52:54,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:54,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:54,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:54,560 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 129 proven. 6 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-20 10:52:54,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:52:54,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918035400] [2022-11-20 10:52:54,560 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1918035400] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:52:54,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1056356734] [2022-11-20 10:52:54,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:54,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:52:54,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:52:54,565 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:52:54,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-20 10:52:54,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:54,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 10:52:54,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:52:54,906 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 147 proven. 3 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-20 10:52:54,906 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:52:55,126 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 123 proven. 27 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-20 10:52:55,126 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1056356734] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:52:55,126 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:52:55,127 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 7, 7] total 11 [2022-11-20 10:52:55,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280931606] [2022-11-20 10:52:55,127 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:52:55,128 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:52:55,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:52:55,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-20 10:52:55,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2022-11-20 10:52:55,129 INFO L87 Difference]: Start difference. First operand 735 states and 1007 transitions. cyclomatic complexity: 275 Second operand has 11 states, 11 states have (on average 9.636363636363637) internal successors, (106), 11 states have internal predecessors, (106), 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) [2022-11-20 10:52:56,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:52:56,074 INFO L93 Difference]: Finished difference Result 3099 states and 4046 transitions. [2022-11-20 10:52:56,074 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3099 states and 4046 transitions. [2022-11-20 10:52:56,096 INFO L131 ngComponentsAnalysis]: Automaton has 14 accepting balls. 2580 [2022-11-20 10:52:56,113 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3099 states to 3043 states and 3975 transitions. [2022-11-20 10:52:56,113 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3043 [2022-11-20 10:52:56,116 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3043 [2022-11-20 10:52:56,116 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3043 states and 3975 transitions. [2022-11-20 10:52:56,120 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:52:56,120 INFO L218 hiAutomatonCegarLoop]: Abstraction has 3043 states and 3975 transitions. [2022-11-20 10:52:56,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3043 states and 3975 transitions. [2022-11-20 10:52:56,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3043 to 2478. [2022-11-20 10:52:56,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2478 states, 2478 states have (on average 1.3430185633575464) internal successors, (3328), 2477 states have internal predecessors, (3328), 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) [2022-11-20 10:52:56,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 2478 states and 3328 transitions. [2022-11-20 10:52:56,168 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2478 states and 3328 transitions. [2022-11-20 10:52:56,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-20 10:52:56,169 INFO L428 stractBuchiCegarLoop]: Abstraction has 2478 states and 3328 transitions. [2022-11-20 10:52:56,170 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-11-20 10:52:56,170 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2478 states and 3328 transitions. [2022-11-20 10:52:56,183 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 2241 [2022-11-20 10:52:56,183 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:52:56,183 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:52:56,184 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:56,184 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [7, 7, 6, 6, 6, 6, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:56,185 INFO L748 eck$LassoCheckResult]: Stem: 12270#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 12259#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 12242#L59 assume !(0 == mp_add_~a3~0#1 % 256); 12243#L59-1 mp_add_~nb~0#1 := 4; 12265#L69 assume !(0 == mp_add_~b3~0#1 % 256); 12291#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 12273#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 12274#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 13101#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 13139#L84-2 [2022-11-20 10:52:56,185 INFO L750 eck$LassoCheckResult]: Loop: 13139#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 13759#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 13758#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 13757#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 13755#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 13752#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 13751#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 13749#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 13746#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 13742#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 13740#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 13739#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 13737#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 13735#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 13733#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 13734#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 13729#L84 assume !(0 == mp_add_~i~0#1 % 256); 13728#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 13318#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 13727#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 13725#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 13723#L90 assume !(0 == mp_add_~i~0#1 % 256); 13699#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 13552#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 13695#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 13692#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 13693#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 13635#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 13629#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 13625#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 13621#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 13613#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 13614#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 13610#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 13583#L90 assume !(0 == mp_add_~i~0#1 % 256); 13582#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 13581#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 13580#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 13578#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 13576#L96 assume 0 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := 0; 13575#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 13574#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 13573#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 13572#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 13571#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 13570#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 13569#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 13567#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 13565#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 13562#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 13560#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 13760#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 13732#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 13722#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 13702#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 13700#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 13697#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 13696#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 13694#L90 assume !(0 == mp_add_~i~0#1 % 256); 13691#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 13690#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 13687#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 13685#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 13682#L96 assume 0 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := 0; 13681#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 13679#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 13507#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 13487#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 13481#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 13403#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 13401#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 13397#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 13393#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 13389#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 13384#L96 assume !(0 == mp_add_~partial_sum~0#1); 13381#L96-2 assume !(255 == mp_add_~partial_sum~0#1);mp_add_#t~nondet1#1 := ~bitwiseAnd(mp_add_~partial_sum~0#1, 255);assume mp_add_~partial_sum~0#1 < 0 || (mp_add_#t~nondet1#1 <= mp_add_~partial_sum~0#1 && mp_add_#t~nondet1#1 <= 255);assume mp_add_#t~nondet1#1 >= 0;assume mp_add_~partial_sum~0#1 >= 0 || mp_add_#t~nondet1#1 > 255 + mp_add_~partial_sum~0#1; 13379#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 13378#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 13377#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 13376#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 13097#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 13086#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 13082#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 13083#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 13073#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 13071#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 13072#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 13116#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 13110#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 13111#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 13107#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 12310#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 12311#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 13138#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 13139#L84-2 [2022-11-20 10:52:56,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:56,186 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 12 times [2022-11-20 10:52:56,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:56,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329822177] [2022-11-20 10:52:56,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:56,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:56,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:56,196 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:52:56,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:56,206 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:52:56,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:56,207 INFO L85 PathProgramCache]: Analyzing trace with hash -1317629569, now seen corresponding path program 1 times [2022-11-20 10:52:56,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:56,207 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746315069] [2022-11-20 10:52:56,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:56,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:56,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:56,511 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-11-20 10:52:56,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:52:56,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746315069] [2022-11-20 10:52:56,511 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746315069] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:52:56,511 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:52:56,512 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-20 10:52:56,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523562763] [2022-11-20 10:52:56,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:52:56,512 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:52:56,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:52:56,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-20 10:52:56,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-11-20 10:52:56,513 INFO L87 Difference]: Start difference. First operand 2478 states and 3328 transitions. cyclomatic complexity: 860 Second operand has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 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) [2022-11-20 10:52:57,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:52:57,089 INFO L93 Difference]: Finished difference Result 3257 states and 4289 transitions. [2022-11-20 10:52:57,089 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3257 states and 4289 transitions. [2022-11-20 10:52:57,110 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 2826 [2022-11-20 10:52:57,127 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3257 states to 3226 states and 4257 transitions. [2022-11-20 10:52:57,127 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3226 [2022-11-20 10:52:57,130 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3226 [2022-11-20 10:52:57,130 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3226 states and 4257 transitions. [2022-11-20 10:52:57,134 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:52:57,134 INFO L218 hiAutomatonCegarLoop]: Abstraction has 3226 states and 4257 transitions. [2022-11-20 10:52:57,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3226 states and 4257 transitions. [2022-11-20 10:52:57,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3226 to 2825. [2022-11-20 10:52:57,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2825 states, 2825 states have (on average 1.345132743362832) internal successors, (3800), 2824 states have internal predecessors, (3800), 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) [2022-11-20 10:52:57,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2825 states to 2825 states and 3800 transitions. [2022-11-20 10:52:57,197 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2825 states and 3800 transitions. [2022-11-20 10:52:57,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-20 10:52:57,198 INFO L428 stractBuchiCegarLoop]: Abstraction has 2825 states and 3800 transitions. [2022-11-20 10:52:57,198 INFO L335 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2022-11-20 10:52:57,198 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2825 states and 3800 transitions. [2022-11-20 10:52:57,212 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 2640 [2022-11-20 10:52:57,212 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:52:57,212 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:52:57,213 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:57,213 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [7, 7, 6, 6, 6, 6, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:57,213 INFO L748 eck$LassoCheckResult]: Stem: 18037#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 18026#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 18016#L59 assume !(0 == mp_add_~a3~0#1 % 256); 18017#L59-1 mp_add_~nb~0#1 := 4; 18032#L69 assume !(0 == mp_add_~b3~0#1 % 256); 18060#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 18040#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 18041#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 18799#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 18909#L84-2 [2022-11-20 10:52:57,214 INFO L750 eck$LassoCheckResult]: Loop: 18909#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 19213#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 19212#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 19211#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 19210#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 19209#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 19208#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 19207#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 19203#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 19205#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 19198#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 19199#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 19194#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 19195#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 20763#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 20762#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 19189#L84 assume !(0 == mp_add_~i~0#1 % 256); 19188#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 18907#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 19187#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 19185#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 19184#L90 assume !(0 == mp_add_~i~0#1 % 256); 19183#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 19008#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 19182#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 19179#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 19176#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 19145#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 19141#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 19140#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 19139#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 19137#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 19138#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 19129#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 19128#L90 assume !(0 == mp_add_~i~0#1 % 256); 19127#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 19126#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 19125#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 19121#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 19123#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 19116#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 19117#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 19112#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 19113#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 19108#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 19109#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 19100#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 19099#L90 assume !(0 == mp_add_~i~0#1 % 256); 19098#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 19097#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 19096#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 19093#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 19094#L96 assume 0 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := 0; 19091#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 19092#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 19087#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 19088#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 19083#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 19084#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 19075#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 19076#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 19175#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 19230#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 19309#L96 assume !(0 == mp_add_~partial_sum~0#1); 19307#L96-2 assume !(255 == mp_add_~partial_sum~0#1);mp_add_#t~nondet1#1 := ~bitwiseAnd(mp_add_~partial_sum~0#1, 255);assume mp_add_~partial_sum~0#1 < 0 || (mp_add_#t~nondet1#1 <= mp_add_~partial_sum~0#1 && mp_add_#t~nondet1#1 <= 255);assume mp_add_#t~nondet1#1 >= 0;assume mp_add_~partial_sum~0#1 >= 0 || mp_add_#t~nondet1#1 > 255 + mp_add_~partial_sum~0#1; 19305#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 19303#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 19301#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 19296#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 19060#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 19057#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 19055#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 19053#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 19044#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 19045#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 19310#L96 assume !(0 == mp_add_~partial_sum~0#1); 19308#L96-2 assume !(255 == mp_add_~partial_sum~0#1);mp_add_#t~nondet1#1 := ~bitwiseAnd(mp_add_~partial_sum~0#1, 255);assume mp_add_~partial_sum~0#1 < 0 || (mp_add_#t~nondet1#1 <= mp_add_~partial_sum~0#1 && mp_add_#t~nondet1#1 <= 255);assume mp_add_#t~nondet1#1 >= 0;assume mp_add_~partial_sum~0#1 >= 0 || mp_add_#t~nondet1#1 > 255 + mp_add_~partial_sum~0#1; 19306#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 19304#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 19302#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 19300#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 18961#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 18950#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 18948#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 18945#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 18941#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 18937#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 18921#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 18920#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 18919#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 18918#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 18916#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 18914#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 18911#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 18908#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 18909#L84-2 [2022-11-20 10:52:57,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:57,214 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 13 times [2022-11-20 10:52:57,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:57,214 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009044350] [2022-11-20 10:52:57,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:57,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:57,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:57,228 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:52:57,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:57,237 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:52:57,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:57,238 INFO L85 PathProgramCache]: Analyzing trace with hash 1406081599, now seen corresponding path program 1 times [2022-11-20 10:52:57,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:57,238 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101721215] [2022-11-20 10:52:57,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:57,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:57,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:57,353 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-20 10:52:57,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:52:57,353 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101721215] [2022-11-20 10:52:57,353 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101721215] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:52:57,353 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:52:57,353 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:52:57,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296003420] [2022-11-20 10:52:57,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:52:57,354 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:52:57,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:52:57,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:52:57,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:52:57,355 INFO L87 Difference]: Start difference. First operand 2825 states and 3800 transitions. cyclomatic complexity: 987 Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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) [2022-11-20 10:52:57,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:52:57,397 INFO L93 Difference]: Finished difference Result 2825 states and 3716 transitions. [2022-11-20 10:52:57,398 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2825 states and 3716 transitions. [2022-11-20 10:52:57,420 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 2640 [2022-11-20 10:52:57,434 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2825 states to 2825 states and 3716 transitions. [2022-11-20 10:52:57,434 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2825 [2022-11-20 10:52:57,440 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2825 [2022-11-20 10:52:57,440 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2825 states and 3716 transitions. [2022-11-20 10:52:57,443 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:52:57,443 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2825 states and 3716 transitions. [2022-11-20 10:52:57,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2825 states and 3716 transitions. [2022-11-20 10:52:57,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2825 to 2638. [2022-11-20 10:52:57,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2638 states, 2638 states have (on average 1.3009855951478393) internal successors, (3432), 2637 states have internal predecessors, (3432), 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) [2022-11-20 10:52:57,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 2638 states and 3432 transitions. [2022-11-20 10:52:57,552 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2638 states and 3432 transitions. [2022-11-20 10:52:57,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 10:52:57,554 INFO L428 stractBuchiCegarLoop]: Abstraction has 2638 states and 3432 transitions. [2022-11-20 10:52:57,554 INFO L335 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2022-11-20 10:52:57,554 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2638 states and 3432 transitions. [2022-11-20 10:52:57,567 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 2454 [2022-11-20 10:52:57,567 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:52:57,567 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:52:57,569 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:57,569 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [7, 7, 6, 6, 6, 6, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:57,569 INFO L748 eck$LassoCheckResult]: Stem: 23694#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 23681#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 23665#L59 assume !(0 == mp_add_~a3~0#1 % 256); 23666#L59-1 mp_add_~nb~0#1 := 4; 23691#L69 assume !(0 == mp_add_~b3~0#1 % 256); 23677#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 23696#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 23697#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 25075#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 24983#L84-2 [2022-11-20 10:52:57,569 INFO L750 eck$LassoCheckResult]: Loop: 24983#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 25074#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 25073#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 25072#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 25071#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 25070#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 25069#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 25068#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 25065#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 25061#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 25062#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 25056#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 25057#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 25038#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 25039#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 25032#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 25031#L84 assume !(0 == mp_add_~i~0#1 % 256); 25030#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 24982#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 25029#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 25028#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 25027#L90 assume !(0 == mp_add_~i~0#1 % 256); 25022#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 24975#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 25021#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 25018#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 25011#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 24965#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 24962#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 24961#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 24960#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 24959#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 24955#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 24952#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 24951#L90 assume !(0 == mp_add_~i~0#1 % 256); 24950#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 24949#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 24948#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 24944#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 24946#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 25937#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 25936#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 25935#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 24936#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 24937#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 24930#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 24927#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 24926#L90 assume !(0 == mp_add_~i~0#1 % 256); 24925#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 24924#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 24923#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 24919#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 24920#L96 assume !(0 == mp_add_~partial_sum~0#1); 24922#L96-2 assume 255 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := mp_add_~partial_sum~0#1; 24918#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 24916#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 24917#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 24912#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 24913#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 24908#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 24909#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 24901#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 24903#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 25094#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 25535#L96 assume !(0 == mp_add_~partial_sum~0#1); 25050#L96-2 assume !(255 == mp_add_~partial_sum~0#1);mp_add_#t~nondet1#1 := ~bitwiseAnd(mp_add_~partial_sum~0#1, 255);assume mp_add_~partial_sum~0#1 < 0 || (mp_add_#t~nondet1#1 <= mp_add_~partial_sum~0#1 && mp_add_#t~nondet1#1 <= 255);assume mp_add_#t~nondet1#1 >= 0;assume mp_add_~partial_sum~0#1 >= 0 || mp_add_#t~nondet1#1 > 255 + mp_add_~partial_sum~0#1; 25051#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 25036#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 25037#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 25533#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 24855#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 24854#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 24849#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 24850#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 25047#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 25048#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 25536#L96 assume !(0 == mp_add_~partial_sum~0#1); 24837#L96-2 assume !(255 == mp_add_~partial_sum~0#1);mp_add_#t~nondet1#1 := ~bitwiseAnd(mp_add_~partial_sum~0#1, 255);assume mp_add_~partial_sum~0#1 < 0 || (mp_add_#t~nondet1#1 <= mp_add_~partial_sum~0#1 && mp_add_#t~nondet1#1 <= 255);assume mp_add_#t~nondet1#1 >= 0;assume mp_add_~partial_sum~0#1 >= 0 || mp_add_#t~nondet1#1 > 255 + mp_add_~partial_sum~0#1; 24838#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 24833#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 24834#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 25534#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 24819#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 24817#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 24815#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 24812#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 24808#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 24809#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 24831#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 24848#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 24847#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 24846#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 24845#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 24844#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 24841#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 24811#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 24983#L84-2 [2022-11-20 10:52:57,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:57,570 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 14 times [2022-11-20 10:52:57,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:57,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332650767] [2022-11-20 10:52:57,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:57,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:57,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:57,580 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:52:57,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:57,597 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:52:57,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:57,598 INFO L85 PathProgramCache]: Analyzing trace with hash -554794847, now seen corresponding path program 1 times [2022-11-20 10:52:57,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:57,598 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419453868] [2022-11-20 10:52:57,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:57,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:57,775 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-11-20 10:52:57,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:52:57,776 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419453868] [2022-11-20 10:52:57,776 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419453868] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:52:57,777 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:52:57,777 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 10:52:57,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527655266] [2022-11-20 10:52:57,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:52:57,778 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:52:57,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:52:57,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:52:57,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:52:57,778 INFO L87 Difference]: Start difference. First operand 2638 states and 3432 transitions. cyclomatic complexity: 806 Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 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) [2022-11-20 10:52:57,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:52:57,856 INFO L93 Difference]: Finished difference Result 2375 states and 2931 transitions. [2022-11-20 10:52:57,857 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2375 states and 2931 transitions. [2022-11-20 10:52:57,870 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 2222 [2022-11-20 10:52:57,881 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2375 states to 2375 states and 2931 transitions. [2022-11-20 10:52:57,881 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2375 [2022-11-20 10:52:57,884 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2375 [2022-11-20 10:52:57,884 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2375 states and 2931 transitions. [2022-11-20 10:52:57,887 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:52:57,887 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2375 states and 2931 transitions. [2022-11-20 10:52:57,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2375 states and 2931 transitions. [2022-11-20 10:52:57,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2375 to 1935. [2022-11-20 10:52:57,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1935 states, 1935 states have (on average 1.248062015503876) internal successors, (2415), 1934 states have internal predecessors, (2415), 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) [2022-11-20 10:52:57,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1935 states and 2415 transitions. [2022-11-20 10:52:57,930 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1935 states and 2415 transitions. [2022-11-20 10:52:57,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:52:57,931 INFO L428 stractBuchiCegarLoop]: Abstraction has 1935 states and 2415 transitions. [2022-11-20 10:52:57,932 INFO L335 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2022-11-20 10:52:57,932 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1935 states and 2415 transitions. [2022-11-20 10:52:57,940 INFO L131 ngComponentsAnalysis]: Automaton has 11 accepting balls. 1829 [2022-11-20 10:52:57,940 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:52:57,940 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:52:57,942 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:57,942 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [7, 7, 6, 6, 6, 6, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:52:57,942 INFO L748 eck$LassoCheckResult]: Stem: 28712#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 28700#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 28685#L59 assume !(0 == mp_add_~a3~0#1 % 256); 28686#L59-1 mp_add_~nb~0#1 := 4; 28707#L69 assume !(0 == mp_add_~b3~0#1 % 256); 28733#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 28734#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 29177#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 29176#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 29175#L84-2 [2022-11-20 10:52:57,942 INFO L750 eck$LassoCheckResult]: Loop: 29175#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 29174#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 29173#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 29172#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 29171#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 29170#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 29169#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 29167#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 29164#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 29162#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 29160#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 29158#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 29156#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 29154#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 29151#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 29152#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 29148#L84 assume !(0 == mp_add_~i~0#1 % 256); 29145#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 28841#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 29144#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 29142#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 29141#L90 assume !(0 == mp_add_~i~0#1 % 256); 29112#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 28825#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 29109#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 29104#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 29105#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 29135#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 29132#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 29127#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 29125#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 29085#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 29080#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 29076#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 29075#L90 assume !(0 == mp_add_~i~0#1 % 256); 29074#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 29072#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 29071#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 29068#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 29066#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 29064#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 29062#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 29060#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 29058#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 29055#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 29056#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 29042#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 29040#L90 assume !(0 == mp_add_~i~0#1 % 256); 29038#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 29033#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 29031#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 29030#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 28912#L96 assume !(0 == mp_add_~partial_sum~0#1); 29045#L96-2 assume 255 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := mp_add_~partial_sum~0#1; 29044#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 29043#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 29041#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 29039#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 29034#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 29032#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 29022#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 29019#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 29015#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 29016#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 30122#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 30119#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 30115#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 28904#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 28903#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 28851#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 28852#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 29010#L84 assume !(0 == mp_add_~i~0#1 % 256); 28840#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 28842#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 28835#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 28836#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 29007#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 29264#L96 assume !(0 == mp_add_~partial_sum~0#1); 28999#L96-2 assume !(255 == mp_add_~partial_sum~0#1);mp_add_#t~nondet1#1 := ~bitwiseAnd(mp_add_~partial_sum~0#1, 255);assume mp_add_~partial_sum~0#1 < 0 || (mp_add_#t~nondet1#1 <= mp_add_~partial_sum~0#1 && mp_add_#t~nondet1#1 <= 255);assume mp_add_#t~nondet1#1 >= 0;assume mp_add_~partial_sum~0#1 >= 0 || mp_add_#t~nondet1#1 > 255 + mp_add_~partial_sum~0#1; 29000#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 28992#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 28987#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 28880#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 28881#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 28876#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 28877#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 28871#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 28873#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 28866#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 28867#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 28862#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 28863#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 28857#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 28858#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 28853#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 28854#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 28983#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 29175#L84-2 [2022-11-20 10:52:57,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:57,943 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 15 times [2022-11-20 10:52:57,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:57,943 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035115504] [2022-11-20 10:52:57,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:57,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:57,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:57,952 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:52:57,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:52:57,962 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:52:57,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:52:57,962 INFO L85 PathProgramCache]: Analyzing trace with hash -1783482626, now seen corresponding path program 2 times [2022-11-20 10:52:57,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:52:57,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096531646] [2022-11-20 10:52:57,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:52:57,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:52:57,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:52:58,199 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 172 proven. 9 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-11-20 10:52:58,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:52:58,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096531646] [2022-11-20 10:52:58,199 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096531646] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:52:58,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1970368653] [2022-11-20 10:52:58,200 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 10:52:58,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:52:58,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:52:58,203 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:52:58,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-20 10:52:58,284 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-20 10:52:58,285 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 10:52:58,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 10:52:58,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:52:58,646 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 179 proven. 14 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-11-20 10:52:58,646 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:52:58,865 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 152 proven. 41 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-11-20 10:52:58,866 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1970368653] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:52:58,866 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:52:58,866 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 15 [2022-11-20 10:52:58,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44975980] [2022-11-20 10:52:58,866 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:52:58,867 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:52:58,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:52:58,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-11-20 10:52:58,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2022-11-20 10:52:58,867 INFO L87 Difference]: Start difference. First operand 1935 states and 2415 transitions. cyclomatic complexity: 491 Second operand has 15 states, 15 states have (on average 9.933333333333334) internal successors, (149), 15 states have internal predecessors, (149), 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) [2022-11-20 10:53:01,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:53:01,025 INFO L93 Difference]: Finished difference Result 2931 states and 3522 transitions. [2022-11-20 10:53:01,025 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2931 states and 3522 transitions. [2022-11-20 10:53:01,040 INFO L131 ngComponentsAnalysis]: Automaton has 19 accepting balls. 2385 [2022-11-20 10:53:01,052 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2931 states to 2890 states and 3477 transitions. [2022-11-20 10:53:01,052 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2890 [2022-11-20 10:53:01,055 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2890 [2022-11-20 10:53:01,055 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2890 states and 3477 transitions. [2022-11-20 10:53:01,058 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:53:01,058 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2890 states and 3477 transitions. [2022-11-20 10:53:01,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2890 states and 3477 transitions. [2022-11-20 10:53:01,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2890 to 1969. [2022-11-20 10:53:01,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1969 states, 1969 states have (on average 1.23463687150838) internal successors, (2431), 1968 states have internal predecessors, (2431), 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) [2022-11-20 10:53:01,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 1969 states and 2431 transitions. [2022-11-20 10:53:01,104 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1969 states and 2431 transitions. [2022-11-20 10:53:01,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-20 10:53:01,105 INFO L428 stractBuchiCegarLoop]: Abstraction has 1969 states and 2431 transitions. [2022-11-20 10:53:01,105 INFO L335 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2022-11-20 10:53:01,105 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1969 states and 2431 transitions. [2022-11-20 10:53:01,113 INFO L131 ngComponentsAnalysis]: Automaton has 11 accepting balls. 1774 [2022-11-20 10:53:01,113 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:53:01,113 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:53:01,114 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:53:01,114 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [7, 7, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:53:01,115 INFO L748 eck$LassoCheckResult]: Stem: 34292#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 34277#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 34267#L59 assume !(0 == mp_add_~a3~0#1 % 256); 34268#L59-1 mp_add_~nb~0#1 := 4; 34284#L69 assume !(0 == mp_add_~b3~0#1 % 256); 34311#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 34312#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 34833#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 34813#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 35005#L84-2 [2022-11-20 10:53:01,115 INFO L750 eck$LassoCheckResult]: Loop: 35005#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 35518#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 35517#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 35516#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 35515#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 35514#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 35513#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 35511#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 35508#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 35506#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 35504#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 35502#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 35500#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 35498#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 35495#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 35480#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 35478#L84 assume !(0 == mp_add_~i~0#1 % 256); 35476#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 35000#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 35474#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 35472#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 34491#L90 assume !(0 == mp_add_~i~0#1 % 256); 35466#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 35463#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 35458#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 35455#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 35456#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 35412#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 35410#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 35408#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 35406#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 35403#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 35404#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 35361#L84 assume !(0 == mp_add_~i~0#1 % 256); 35360#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 35359#L85-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a2~0#1 % 256; 35358#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 35357#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 35356#L90 assume !(0 == mp_add_~i~0#1 % 256); 35355#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 35354#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 35353#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 35351#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 35352#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 35378#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 35377#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 35202#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 35197#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 35198#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 35183#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 35159#L84 assume !(0 == mp_add_~i~0#1 % 256); 35172#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 35173#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 35134#L86-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a3~0#1 % 256; 35135#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 35330#L90 assume !(0 == mp_add_~i~0#1 % 256); 35328#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 35324#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 35321#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 35317#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 35318#L96 assume !(0 == mp_add_~partial_sum~0#1); 35492#L96-2 assume 255 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := mp_add_~partial_sum~0#1; 35490#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 35488#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 35486#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 35484#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 35482#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 35481#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 35479#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 35477#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 35263#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 35581#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 36230#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 36229#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 36228#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 35578#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 35571#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 35570#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 35569#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 35002#L84 assume !(0 == mp_add_~i~0#1 % 256); 35003#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 34988#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 34989#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 35256#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 35252#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 35249#L96 assume !(0 == mp_add_~partial_sum~0#1); 35246#L96-2 assume !(255 == mp_add_~partial_sum~0#1);mp_add_#t~nondet1#1 := ~bitwiseAnd(mp_add_~partial_sum~0#1, 255);assume mp_add_~partial_sum~0#1 < 0 || (mp_add_#t~nondet1#1 <= mp_add_~partial_sum~0#1 && mp_add_#t~nondet1#1 <= 255);assume mp_add_#t~nondet1#1 >= 0;assume mp_add_~partial_sum~0#1 >= 0 || mp_add_#t~nondet1#1 > 255 + mp_add_~partial_sum~0#1; 35247#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 35240#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 35241#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 35572#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 35568#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 35033#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 35029#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 35030#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 34829#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 35021#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 35022#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 35017#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 35018#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 35013#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 35014#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 35009#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 35010#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 35004#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 35005#L84-2 [2022-11-20 10:53:01,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:01,115 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 16 times [2022-11-20 10:53:01,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:53:01,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122738772] [2022-11-20 10:53:01,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:01,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:53:01,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:53:01,124 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:53:01,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:53:01,135 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:53:01,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:01,135 INFO L85 PathProgramCache]: Analyzing trace with hash 593741634, now seen corresponding path program 1 times [2022-11-20 10:53:01,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:53:01,136 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343109894] [2022-11-20 10:53:01,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:01,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:53:01,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:01,273 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 150 proven. 3 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2022-11-20 10:53:01,273 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:53:01,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343109894] [2022-11-20 10:53:01,273 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343109894] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:53:01,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1135870620] [2022-11-20 10:53:01,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:01,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:53:01,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:01,278 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:53:01,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-20 10:53:01,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:01,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 10:53:01,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:53:01,413 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 150 proven. 3 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2022-11-20 10:53:01,413 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:53:01,473 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 150 proven. 3 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2022-11-20 10:53:01,474 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1135870620] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:53:01,474 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:53:01,474 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 4 [2022-11-20 10:53:01,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482744428] [2022-11-20 10:53:01,474 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:53:01,475 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:53:01,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:53:01,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:53:01,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:53:01,476 INFO L87 Difference]: Start difference. First operand 1969 states and 2431 transitions. cyclomatic complexity: 473 Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 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) [2022-11-20 10:53:01,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:53:01,533 INFO L93 Difference]: Finished difference Result 1735 states and 2097 transitions. [2022-11-20 10:53:01,534 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1735 states and 2097 transitions. [2022-11-20 10:53:01,541 INFO L131 ngComponentsAnalysis]: Automaton has 13 accepting balls. 1467 [2022-11-20 10:53:01,549 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1735 states to 1735 states and 2097 transitions. [2022-11-20 10:53:01,549 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1735 [2022-11-20 10:53:01,551 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1735 [2022-11-20 10:53:01,551 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1735 states and 2097 transitions. [2022-11-20 10:53:01,553 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:53:01,553 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1735 states and 2097 transitions. [2022-11-20 10:53:01,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1735 states and 2097 transitions. [2022-11-20 10:53:01,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1735 to 1078. [2022-11-20 10:53:01,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1078 states, 1078 states have (on average 1.2105751391465678) internal successors, (1305), 1077 states have internal predecessors, (1305), 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) [2022-11-20 10:53:01,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 1078 states and 1305 transitions. [2022-11-20 10:53:01,577 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1078 states and 1305 transitions. [2022-11-20 10:53:01,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:53:01,578 INFO L428 stractBuchiCegarLoop]: Abstraction has 1078 states and 1305 transitions. [2022-11-20 10:53:01,578 INFO L335 stractBuchiCegarLoop]: ======== Iteration 19 ============ [2022-11-20 10:53:01,578 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1078 states and 1305 transitions. [2022-11-20 10:53:01,582 INFO L131 ngComponentsAnalysis]: Automaton has 11 accepting balls. 877 [2022-11-20 10:53:01,582 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:53:01,583 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:53:01,583 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:53:01,583 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [3, 3, 3, 2, 2, 2, 1, 1, 1] [2022-11-20 10:53:01,583 INFO L748 eck$LassoCheckResult]: Stem: 38631#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 38616#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 38600#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 38602#L61 assume !(0 == mp_add_~a2~0#1 % 256); 38603#L59-1 mp_add_~nb~0#1 := 4; 38680#L69 assume 0 == mp_add_~b3~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 38679#L71 assume !(0 == mp_add_~b2~0#1 % 256); 38677#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 38675#L80-2 assume !((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536); 38674#L107-1 assume !!(mp_add_~i~0#1 % 256 < 4); 38673#L108 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := 0; 38671#L108-2 assume !(1 == mp_add_~i~0#1 % 256); 38672#L109-1 assume !(2 == mp_add_~i~0#1 % 256); 38688#L110-1 assume !(3 == mp_add_~i~0#1 % 256); 38685#L111-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 38684#L107-1 assume !!(mp_add_~i~0#1 % 256 < 4); 38683#L108 assume !(0 == mp_add_~i~0#1 % 256); 38670#L108-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := 0; 38638#L109-1 [2022-11-20 10:53:01,584 INFO L750 eck$LassoCheckResult]: Loop: 38638#L109-1 assume !(2 == mp_add_~i~0#1 % 256); 38639#L110-1 assume !(3 == mp_add_~i~0#1 % 256); 38621#L111-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 38622#L107-1 assume !!(mp_add_~i~0#1 % 256 < 4); 38689#L108 assume !(0 == mp_add_~i~0#1 % 256); 38653#L108-2 assume !(1 == mp_add_~i~0#1 % 256); 38654#L109-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := 0; 38668#L110-1 assume !(3 == mp_add_~i~0#1 % 256); 38666#L111-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 38665#L107-1 assume !!(mp_add_~i~0#1 % 256 < 4); 38664#L108 assume !(0 == mp_add_~i~0#1 % 256); 38663#L108-2 assume !(1 == mp_add_~i~0#1 % 256); 38662#L109-1 assume !(2 == mp_add_~i~0#1 % 256); 38661#L110-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := 0; 38630#L111-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 38690#L107-1 assume !!(mp_add_~i~0#1 % 256 < 4); 38646#L108 assume !(0 == mp_add_~i~0#1 % 256); 38647#L108-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := 0; 38638#L109-1 [2022-11-20 10:53:01,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:01,584 INFO L85 PathProgramCache]: Analyzing trace with hash 2019093187, now seen corresponding path program 1 times [2022-11-20 10:53:01,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:53:01,584 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472035786] [2022-11-20 10:53:01,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:01,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:53:01,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:01,667 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 10:53:01,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:53:01,668 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472035786] [2022-11-20 10:53:01,668 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472035786] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:53:01,668 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:53:01,668 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 10:53:01,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105203586] [2022-11-20 10:53:01,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:53:01,669 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:53:01,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:01,669 INFO L85 PathProgramCache]: Analyzing trace with hash -2027259944, now seen corresponding path program 1 times [2022-11-20 10:53:01,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:53:01,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386959090] [2022-11-20 10:53:01,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:01,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:53:01,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:01,723 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 10:53:01,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:53:01,723 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386959090] [2022-11-20 10:53:01,723 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386959090] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:53:01,724 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1761670818] [2022-11-20 10:53:01,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:01,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:53:01,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:01,727 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:53:01,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-20 10:53:01,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:01,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 10:53:01,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:53:01,802 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 10:53:01,802 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:53:01,802 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1761670818] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:53:01,802 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 10:53:01,802 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-11-20 10:53:01,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961931135] [2022-11-20 10:53:01,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:53:01,803 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:53:01,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:53:01,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:53:01,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-20 10:53:01,803 INFO L87 Difference]: Start difference. First operand 1078 states and 1305 transitions. cyclomatic complexity: 238 Second operand has 4 states, 3 states have (on average 4.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:53:01,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:53:01,955 INFO L93 Difference]: Finished difference Result 1137 states and 1341 transitions. [2022-11-20 10:53:01,956 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1137 states and 1341 transitions. [2022-11-20 10:53:01,961 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 839 [2022-11-20 10:53:01,991 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1137 states to 995 states and 1144 transitions. [2022-11-20 10:53:01,992 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 995 [2022-11-20 10:53:01,993 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 995 [2022-11-20 10:53:01,993 INFO L73 IsDeterministic]: Start isDeterministic. Operand 995 states and 1144 transitions. [2022-11-20 10:53:01,994 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:53:01,994 INFO L218 hiAutomatonCegarLoop]: Abstraction has 995 states and 1144 transitions. [2022-11-20 10:53:01,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 995 states and 1144 transitions. [2022-11-20 10:53:02,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 995 to 800. [2022-11-20 10:53:02,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 800 states, 800 states have (on average 1.17625) internal successors, (941), 799 states have internal predecessors, (941), 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) [2022-11-20 10:53:02,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 800 states and 941 transitions. [2022-11-20 10:53:02,009 INFO L240 hiAutomatonCegarLoop]: Abstraction has 800 states and 941 transitions. [2022-11-20 10:53:02,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:53:02,010 INFO L428 stractBuchiCegarLoop]: Abstraction has 800 states and 941 transitions. [2022-11-20 10:53:02,010 INFO L335 stractBuchiCegarLoop]: ======== Iteration 20 ============ [2022-11-20 10:53:02,010 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 800 states and 941 transitions. [2022-11-20 10:53:02,013 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 698 [2022-11-20 10:53:02,013 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:53:02,013 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:53:02,014 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:53:02,014 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:53:02,014 INFO L748 eck$LassoCheckResult]: Stem: 40908#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 40895#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 40879#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 40881#L61 assume !(0 == mp_add_~a2~0#1 % 256); 40882#L59-1 mp_add_~nb~0#1 := 4; 40904#L69 assume !(0 == mp_add_~b3~0#1 % 256); 40905#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 40949#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 40950#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 40946#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 41254#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 41253#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 41252#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 41251#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 41248#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 41246#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 41245#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 41244#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 41243#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 41242#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 41241#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 41026#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 41024#L83-1 [2022-11-20 10:53:02,014 INFO L750 eck$LassoCheckResult]: Loop: 41024#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 41023#L90 assume !(0 == mp_add_~i~0#1 % 256); 41022#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 40970#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 41021#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 41020#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 41013#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 41011#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 41010#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 41009#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 41006#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 41003#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 40986#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 40987#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 41076#L90 assume !(0 == mp_add_~i~0#1 % 256); 41075#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 41074#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 40967#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 41071#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 41069#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 41068#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 41067#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 41066#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 41065#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 41064#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 41063#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 41054#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 41053#L90 assume !(0 == mp_add_~i~0#1 % 256); 41052#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 41051#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 41050#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 41048#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 41047#L96 assume !(0 == mp_add_~partial_sum~0#1); 41046#L96-2 assume 255 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := mp_add_~partial_sum~0#1; 41045#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 41044#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 41043#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 41042#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 41041#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 41040#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 41039#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 41038#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 41036#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 41035#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 41034#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 41033#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 41032#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 41031#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 41030#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 41004#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 41005#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 41029#L84 assume !(0 == mp_add_~i~0#1 % 256); 41028#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 41027#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 41025#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 41024#L83-1 [2022-11-20 10:53:02,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:02,015 INFO L85 PathProgramCache]: Analyzing trace with hash 1705939075, now seen corresponding path program 1 times [2022-11-20 10:53:02,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:53:02,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177343252] [2022-11-20 10:53:02,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:02,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:53:02,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:02,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:53:02,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:53:02,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177343252] [2022-11-20 10:53:02,137 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177343252] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:53:02,138 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:53:02,138 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 10:53:02,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146668317] [2022-11-20 10:53:02,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:53:02,138 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:53:02,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:02,139 INFO L85 PathProgramCache]: Analyzing trace with hash -50842080, now seen corresponding path program 1 times [2022-11-20 10:53:02,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:53:02,139 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517883809] [2022-11-20 10:53:02,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:02,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:53:02,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:02,311 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:53:02,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:53:02,311 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517883809] [2022-11-20 10:53:02,311 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517883809] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:53:02,312 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1395060472] [2022-11-20 10:53:02,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:02,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:53:02,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:02,315 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:53:02,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-20 10:53:02,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:02,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 10:53:02,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:53:02,523 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 43 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 10:53:02,523 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:53:02,656 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 43 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 10:53:02,657 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1395060472] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:53:02,659 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:53:02,659 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 15 [2022-11-20 10:53:02,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729093011] [2022-11-20 10:53:02,660 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:53:02,660 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:53:02,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:53:02,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 10:53:02,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:53:02,661 INFO L87 Difference]: Start difference. First operand 800 states and 941 transitions. cyclomatic complexity: 149 Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:53:02,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:53:02,939 INFO L93 Difference]: Finished difference Result 2328 states and 2728 transitions. [2022-11-20 10:53:02,939 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2328 states and 2728 transitions. [2022-11-20 10:53:02,950 INFO L131 ngComponentsAnalysis]: Automaton has 24 accepting balls. 2094 [2022-11-20 10:53:02,959 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2328 states to 2328 states and 2728 transitions. [2022-11-20 10:53:02,959 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2328 [2022-11-20 10:53:02,961 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2328 [2022-11-20 10:53:02,961 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2328 states and 2728 transitions. [2022-11-20 10:53:02,964 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:53:02,964 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2328 states and 2728 transitions. [2022-11-20 10:53:02,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2328 states and 2728 transitions. [2022-11-20 10:53:02,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2328 to 800. [2022-11-20 10:53:02,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 800 states, 800 states have (on average 1.17625) internal successors, (941), 799 states have internal predecessors, (941), 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) [2022-11-20 10:53:02,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 800 states and 941 transitions. [2022-11-20 10:53:02,996 INFO L240 hiAutomatonCegarLoop]: Abstraction has 800 states and 941 transitions. [2022-11-20 10:53:02,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 10:53:02,997 INFO L428 stractBuchiCegarLoop]: Abstraction has 800 states and 941 transitions. [2022-11-20 10:53:02,997 INFO L335 stractBuchiCegarLoop]: ======== Iteration 21 ============ [2022-11-20 10:53:02,997 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 800 states and 941 transitions. [2022-11-20 10:53:03,000 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 698 [2022-11-20 10:53:03,000 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:53:03,000 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:53:03,001 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:53:03,001 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:53:03,001 INFO L748 eck$LassoCheckResult]: Stem: 44383#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 44372#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 44356#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 44358#L61 assume 0 == mp_add_~a2~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 44359#L63 assume !(0 == mp_add_~a1~0#1 % 256); 44360#L59-1 mp_add_~nb~0#1 := 4; 44772#L69 assume !(0 == mp_add_~b3~0#1 % 256); 44773#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 44766#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 44767#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 44763#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 44762#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 44761#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 44760#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 44759#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 44756#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 44754#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 44753#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 44752#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 44751#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 44750#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 44749#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 44733#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 44731#L83-1 [2022-11-20 10:53:03,002 INFO L750 eck$LassoCheckResult]: Loop: 44731#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 44730#L90 assume !(0 == mp_add_~i~0#1 % 256); 44729#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 44421#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 44728#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 44724#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 44721#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 44718#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 44717#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 44716#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 44715#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 44714#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 44713#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 44503#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 44711#L90 assume !(0 == mp_add_~i~0#1 % 256); 44710#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 44709#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 44707#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 44704#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 44702#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 44701#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 44700#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 44699#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 44698#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 44697#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 44696#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 44695#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 44694#L90 assume !(0 == mp_add_~i~0#1 % 256); 44693#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 44691#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 44689#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 44686#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 44687#L96 assume !(0 == mp_add_~partial_sum~0#1); 44692#L96-2 assume 255 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := mp_add_~partial_sum~0#1; 44690#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 44688#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 44685#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 44684#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 44682#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 44680#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 44678#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 44676#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 44427#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 44428#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 44746#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 44745#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 44743#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 44741#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 44740#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 44673#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 44674#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 44736#L84 assume !(0 == mp_add_~i~0#1 % 256); 44735#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 44734#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 44732#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 44731#L83-1 [2022-11-20 10:53:03,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:03,002 INFO L85 PathProgramCache]: Analyzing trace with hash -1740949060, now seen corresponding path program 1 times [2022-11-20 10:53:03,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:53:03,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245392409] [2022-11-20 10:53:03,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:03,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:53:03,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:03,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:53:03,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:53:03,140 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245392409] [2022-11-20 10:53:03,140 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245392409] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:53:03,140 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:53:03,140 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-20 10:53:03,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78204593] [2022-11-20 10:53:03,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:53:03,141 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:53:03,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:03,142 INFO L85 PathProgramCache]: Analyzing trace with hash -50842080, now seen corresponding path program 2 times [2022-11-20 10:53:03,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:53:03,142 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446190661] [2022-11-20 10:53:03,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:03,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:53:03,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:03,336 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:53:03,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:53:03,336 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446190661] [2022-11-20 10:53:03,336 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446190661] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:53:03,336 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1842262779] [2022-11-20 10:53:03,337 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 10:53:03,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:53:03,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:03,341 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:53:03,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-20 10:53:03,390 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-20 10:53:03,390 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 10:53:03,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 10:53:03,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:53:03,458 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-20 10:53:03,458 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:53:03,458 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1842262779] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:53:03,459 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 10:53:03,459 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2022-11-20 10:53:03,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610551000] [2022-11-20 10:53:03,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:53:03,459 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:53:03,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:53:03,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-20 10:53:03,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-20 10:53:03,461 INFO L87 Difference]: Start difference. First operand 800 states and 941 transitions. cyclomatic complexity: 149 Second operand has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 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) [2022-11-20 10:53:03,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:53:03,901 INFO L93 Difference]: Finished difference Result 3097 states and 3628 transitions. [2022-11-20 10:53:03,901 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3097 states and 3628 transitions. [2022-11-20 10:53:03,916 INFO L131 ngComponentsAnalysis]: Automaton has 32 accepting balls. 2792 [2022-11-20 10:53:03,938 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3097 states to 3097 states and 3628 transitions. [2022-11-20 10:53:03,938 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3097 [2022-11-20 10:53:03,941 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3097 [2022-11-20 10:53:03,941 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3097 states and 3628 transitions. [2022-11-20 10:53:03,945 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:53:03,945 INFO L218 hiAutomatonCegarLoop]: Abstraction has 3097 states and 3628 transitions. [2022-11-20 10:53:03,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3097 states and 3628 transitions. [2022-11-20 10:53:03,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3097 to 800. [2022-11-20 10:53:03,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 800 states, 800 states have (on average 1.17625) internal successors, (941), 799 states have internal predecessors, (941), 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) [2022-11-20 10:53:03,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 800 states and 941 transitions. [2022-11-20 10:53:03,972 INFO L240 hiAutomatonCegarLoop]: Abstraction has 800 states and 941 transitions. [2022-11-20 10:53:03,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-20 10:53:03,973 INFO L428 stractBuchiCegarLoop]: Abstraction has 800 states and 941 transitions. [2022-11-20 10:53:03,973 INFO L335 stractBuchiCegarLoop]: ======== Iteration 22 ============ [2022-11-20 10:53:03,973 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 800 states and 941 transitions. [2022-11-20 10:53:03,976 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 698 [2022-11-20 10:53:03,977 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:53:03,978 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:53:03,979 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:53:03,979 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:53:03,980 INFO L748 eck$LassoCheckResult]: Stem: 48464#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 48452#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 48437#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 48439#L61 assume 0 == mp_add_~a2~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 48440#L63 assume 0 == mp_add_~a1~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 48441#L59-1 mp_add_~nb~0#1 := 4; 48854#L69 assume !(0 == mp_add_~b3~0#1 % 256); 48855#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 48848#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 48849#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 48845#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 48844#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 48843#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 48842#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 48841#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 48838#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 48836#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 48835#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 48834#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 48833#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 48832#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 48831#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 48815#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 48813#L83-1 [2022-11-20 10:53:03,980 INFO L750 eck$LassoCheckResult]: Loop: 48813#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 48812#L90 assume !(0 == mp_add_~i~0#1 % 256); 48811#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 48501#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 48810#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 48807#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 48804#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 48802#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 48799#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 48798#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 48797#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 48796#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 48794#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 48582#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 48793#L90 assume !(0 == mp_add_~i~0#1 % 256); 48792#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 48790#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 48789#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 48786#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 48784#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 48783#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 48782#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 48781#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 48780#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 48779#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 48778#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 48777#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 48776#L90 assume !(0 == mp_add_~i~0#1 % 256); 48775#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 48773#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 48771#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 48768#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 48769#L96 assume !(0 == mp_add_~partial_sum~0#1); 48774#L96-2 assume 255 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := mp_add_~partial_sum~0#1; 48772#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 48770#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 48767#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 48766#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 48764#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 48762#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 48760#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 48758#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 48507#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 48508#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 48828#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 48827#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 48825#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 48823#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 48822#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 48755#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 48756#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 48818#L84 assume !(0 == mp_add_~i~0#1 % 256); 48817#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 48816#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 48814#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 48813#L83-1 [2022-11-20 10:53:03,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:03,983 INFO L85 PathProgramCache]: Analyzing trace with hash -52005318, now seen corresponding path program 1 times [2022-11-20 10:53:03,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:53:03,983 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011851276] [2022-11-20 10:53:03,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:03,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:53:03,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:04,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:53:04,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:53:04,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011851276] [2022-11-20 10:53:04,120 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011851276] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:53:04,120 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:53:04,120 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-20 10:53:04,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051754785] [2022-11-20 10:53:04,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:53:04,121 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:53:04,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:04,122 INFO L85 PathProgramCache]: Analyzing trace with hash -50842080, now seen corresponding path program 3 times [2022-11-20 10:53:04,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:53:04,122 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125022902] [2022-11-20 10:53:04,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:04,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:53:04,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:04,296 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:53:04,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:53:04,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125022902] [2022-11-20 10:53:04,297 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125022902] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:53:04,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019499050] [2022-11-20 10:53:04,297 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-20 10:53:04,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:53:04,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:04,301 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:53:04,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-11-20 10:53:04,351 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-11-20 10:53:04,351 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 10:53:04,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 10:53:04,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:53:04,424 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-20 10:53:04,424 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:53:04,425 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2019499050] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:53:04,425 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 10:53:04,425 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2022-11-20 10:53:04,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650348141] [2022-11-20 10:53:04,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:53:04,426 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:53:04,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:53:04,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-20 10:53:04,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-20 10:53:04,427 INFO L87 Difference]: Start difference. First operand 800 states and 941 transitions. cyclomatic complexity: 149 Second operand has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 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) [2022-11-20 10:53:05,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:53:05,110 INFO L93 Difference]: Finished difference Result 3081 states and 3608 transitions. [2022-11-20 10:53:05,110 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3081 states and 3608 transitions. [2022-11-20 10:53:05,127 INFO L131 ngComponentsAnalysis]: Automaton has 32 accepting balls. 2792 [2022-11-20 10:53:05,139 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3081 states to 3081 states and 3608 transitions. [2022-11-20 10:53:05,139 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3081 [2022-11-20 10:53:05,142 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3081 [2022-11-20 10:53:05,142 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3081 states and 3608 transitions. [2022-11-20 10:53:05,146 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:53:05,146 INFO L218 hiAutomatonCegarLoop]: Abstraction has 3081 states and 3608 transitions. [2022-11-20 10:53:05,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3081 states and 3608 transitions. [2022-11-20 10:53:05,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3081 to 774. [2022-11-20 10:53:05,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 774 states, 774 states have (on average 1.17312661498708) internal successors, (908), 773 states have internal predecessors, (908), 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) [2022-11-20 10:53:05,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 774 states and 908 transitions. [2022-11-20 10:53:05,177 INFO L240 hiAutomatonCegarLoop]: Abstraction has 774 states and 908 transitions. [2022-11-20 10:53:05,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-20 10:53:05,178 INFO L428 stractBuchiCegarLoop]: Abstraction has 774 states and 908 transitions. [2022-11-20 10:53:05,178 INFO L335 stractBuchiCegarLoop]: ======== Iteration 23 ============ [2022-11-20 10:53:05,178 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 774 states and 908 transitions. [2022-11-20 10:53:05,181 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 698 [2022-11-20 10:53:05,182 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:53:05,182 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:53:05,183 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:53:05,183 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:53:05,183 INFO L748 eck$LassoCheckResult]: Stem: 52531#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 52519#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 52505#L59 assume !(0 == mp_add_~a3~0#1 % 256); 52506#L59-1 mp_add_~nb~0#1 := 4; 52526#L69 assume 0 == mp_add_~b3~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 52514#L71 assume !(0 == mp_add_~b2~0#1 % 256); 52515#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 52547#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 52923#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 52924#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 52919#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 52920#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 52915#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 52916#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 53195#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 53235#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 53233#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 53231#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 53230#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 53229#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 53227#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 53228#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 53254#L84 assume !(0 == mp_add_~i~0#1 % 256); 53220#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 53218#L85-1 [2022-11-20 10:53:05,183 INFO L750 eck$LassoCheckResult]: Loop: 53218#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 53219#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 53276#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 53258#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 52546#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 52527#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 52517#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 52518#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 52539#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 52542#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 53257#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 53256#L84 assume !(0 == mp_add_~i~0#1 % 256); 53255#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 53217#L85-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a2~0#1 % 256; 52520#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 52521#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 53261#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 53274#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 53272#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 53270#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 53226#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 53224#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 53221#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 53216#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 53215#L84 assume !(0 == mp_add_~i~0#1 % 256); 53214#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 53213#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 53212#L86-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a3~0#1 % 256; 53211#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 53209#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 53208#L96 assume !(0 == mp_add_~partial_sum~0#1); 53207#L96-2 assume 255 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := mp_add_~partial_sum~0#1; 53206#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 53205#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 53204#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 53203#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 53202#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 53201#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 53200#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 53197#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 53199#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 53278#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 53277#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 53232#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 52556#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 52557#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 53033#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 53034#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 53225#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 53222#L84 assume !(0 == mp_add_~i~0#1 % 256); 53223#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 53218#L85-1 [2022-11-20 10:53:05,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:05,184 INFO L85 PathProgramCache]: Analyzing trace with hash 2050582902, now seen corresponding path program 1 times [2022-11-20 10:53:05,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:53:05,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523373239] [2022-11-20 10:53:05,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:05,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:53:05,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:05,295 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:53:05,295 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:53:05,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523373239] [2022-11-20 10:53:05,296 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523373239] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:53:05,296 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:53:05,296 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 10:53:05,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888783750] [2022-11-20 10:53:05,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:53:05,297 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:53:05,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:05,297 INFO L85 PathProgramCache]: Analyzing trace with hash -726248788, now seen corresponding path program 1 times [2022-11-20 10:53:05,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:53:05,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822013940] [2022-11-20 10:53:05,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:05,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:53:05,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:05,421 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 35 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 10:53:05,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:53:05,422 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822013940] [2022-11-20 10:53:05,422 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822013940] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:53:05,422 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [83601527] [2022-11-20 10:53:05,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:05,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:53:05,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:05,427 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:53:05,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-11-20 10:53:05,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:05,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 10:53:05,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:53:05,622 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 44 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 10:53:05,622 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:53:05,755 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 44 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 10:53:05,756 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [83601527] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:53:05,756 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:53:05,756 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 13 [2022-11-20 10:53:05,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597012815] [2022-11-20 10:53:05,756 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:53:05,756 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:53:05,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:53:05,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 10:53:05,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:53:05,757 INFO L87 Difference]: Start difference. First operand 774 states and 908 transitions. cyclomatic complexity: 142 Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:53:06,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:53:06,047 INFO L93 Difference]: Finished difference Result 1905 states and 2237 transitions. [2022-11-20 10:53:06,047 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1905 states and 2237 transitions. [2022-11-20 10:53:06,054 INFO L131 ngComponentsAnalysis]: Automaton has 21 accepting balls. 1799 [2022-11-20 10:53:06,060 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1905 states to 1905 states and 2237 transitions. [2022-11-20 10:53:06,061 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1905 [2022-11-20 10:53:06,062 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1905 [2022-11-20 10:53:06,062 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1905 states and 2237 transitions. [2022-11-20 10:53:06,065 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:53:06,066 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1905 states and 2237 transitions. [2022-11-20 10:53:06,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1905 states and 2237 transitions. [2022-11-20 10:53:06,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1905 to 782. [2022-11-20 10:53:06,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 782 states, 782 states have (on average 1.1713554987212276) internal successors, (916), 781 states have internal predecessors, (916), 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) [2022-11-20 10:53:06,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 782 states and 916 transitions. [2022-11-20 10:53:06,085 INFO L240 hiAutomatonCegarLoop]: Abstraction has 782 states and 916 transitions. [2022-11-20 10:53:06,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 10:53:06,086 INFO L428 stractBuchiCegarLoop]: Abstraction has 782 states and 916 transitions. [2022-11-20 10:53:06,086 INFO L335 stractBuchiCegarLoop]: ======== Iteration 24 ============ [2022-11-20 10:53:06,086 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 782 states and 916 transitions. [2022-11-20 10:53:06,088 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 698 [2022-11-20 10:53:06,089 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:53:06,089 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:53:06,089 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:53:06,089 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:53:06,090 INFO L748 eck$LassoCheckResult]: Stem: 55534#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 55522#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 55508#L59 assume !(0 == mp_add_~a3~0#1 % 256); 55509#L59-1 mp_add_~nb~0#1 := 4; 55529#L69 assume !(0 == mp_add_~b3~0#1 % 256); 55531#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 55549#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 55843#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 55844#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 55839#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 55840#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 55835#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 55836#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 56193#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 56192#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 56191#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 56190#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 56187#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 56185#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 56184#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 56183#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 56182#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 56181#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 56180#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 56179#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 55819#L83-1 [2022-11-20 10:53:06,090 INFO L750 eck$LassoCheckResult]: Loop: 55819#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 55905#L90 assume !(0 == mp_add_~i~0#1 % 256); 55904#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 55570#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 55903#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 55899#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 55896#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 55893#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 55892#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 55891#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 55890#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 55889#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 55888#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 55652#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 55887#L90 assume !(0 == mp_add_~i~0#1 % 256); 55886#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 55883#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 55882#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 55879#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 55877#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 55876#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 55875#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 55874#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 55873#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 55872#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 55871#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 55870#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 55869#L90 assume !(0 == mp_add_~i~0#1 % 256); 55868#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 55866#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 55864#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 55861#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 55862#L96 assume !(0 == mp_add_~partial_sum~0#1); 55867#L96-2 assume 255 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := mp_add_~partial_sum~0#1; 55865#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 55863#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 55860#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 55859#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 55857#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 55855#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 55853#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 55851#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 55576#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 55577#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 55918#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 55916#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 55915#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 55913#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 55911#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 55848#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 55849#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 55909#L84 assume !(0 == mp_add_~i~0#1 % 256); 55908#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 55907#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 55906#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 55819#L83-1 [2022-11-20 10:53:06,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:06,090 INFO L85 PathProgramCache]: Analyzing trace with hash 1613858065, now seen corresponding path program 1 times [2022-11-20 10:53:06,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:53:06,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074480918] [2022-11-20 10:53:06,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:06,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:53:06,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:06,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:53:06,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:53:06,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074480918] [2022-11-20 10:53:06,339 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074480918] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:53:06,340 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [969275047] [2022-11-20 10:53:06,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:06,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:53:06,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:06,347 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:53:06,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-11-20 10:53:06,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:06,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 10:53:06,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:53:06,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:53:06,619 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:53:06,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:53:06,806 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [969275047] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:53:06,806 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:53:06,806 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 14 [2022-11-20 10:53:06,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447886044] [2022-11-20 10:53:06,806 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:53:06,807 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:53:06,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:06,807 INFO L85 PathProgramCache]: Analyzing trace with hash -50842080, now seen corresponding path program 4 times [2022-11-20 10:53:06,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:53:06,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981768669] [2022-11-20 10:53:06,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:06,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:53:06,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:06,961 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:53:06,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:53:06,961 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981768669] [2022-11-20 10:53:06,961 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981768669] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:53:06,961 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [75981385] [2022-11-20 10:53:06,962 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-20 10:53:06,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:53:06,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:06,967 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:53:06,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-11-20 10:53:07,042 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-20 10:53:07,042 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 10:53:07,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 10:53:07,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:53:07,159 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 43 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 10:53:07,159 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:53:07,290 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 43 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 10:53:07,291 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [75981385] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:53:07,291 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:53:07,291 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 15 [2022-11-20 10:53:07,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081371915] [2022-11-20 10:53:07,291 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:53:07,292 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:53:07,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:53:07,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-11-20 10:53:07,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2022-11-20 10:53:07,293 INFO L87 Difference]: Start difference. First operand 782 states and 916 transitions. cyclomatic complexity: 142 Second operand has 15 states, 14 states have (on average 5.0) internal successors, (70), 15 states have internal predecessors, (70), 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) [2022-11-20 10:53:09,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:53:09,278 INFO L93 Difference]: Finished difference Result 4312 states and 4921 transitions. [2022-11-20 10:53:09,278 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4312 states and 4921 transitions. [2022-11-20 10:53:09,297 INFO L131 ngComponentsAnalysis]: Automaton has 46 accepting balls. 3610 [2022-11-20 10:53:09,311 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4312 states to 4211 states and 4814 transitions. [2022-11-20 10:53:09,311 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4211 [2022-11-20 10:53:09,315 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4211 [2022-11-20 10:53:09,315 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4211 states and 4814 transitions. [2022-11-20 10:53:09,319 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:53:09,319 INFO L218 hiAutomatonCegarLoop]: Abstraction has 4211 states and 4814 transitions. [2022-11-20 10:53:09,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4211 states and 4814 transitions. [2022-11-20 10:53:09,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4211 to 1180. [2022-11-20 10:53:09,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1180 states, 1180 states have (on average 1.1635593220338982) internal successors, (1373), 1179 states have internal predecessors, (1373), 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) [2022-11-20 10:53:09,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1180 states and 1373 transitions. [2022-11-20 10:53:09,359 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1180 states and 1373 transitions. [2022-11-20 10:53:09,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-20 10:53:09,360 INFO L428 stractBuchiCegarLoop]: Abstraction has 1180 states and 1373 transitions. [2022-11-20 10:53:09,360 INFO L335 stractBuchiCegarLoop]: ======== Iteration 25 ============ [2022-11-20 10:53:09,360 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1180 states and 1373 transitions. [2022-11-20 10:53:09,364 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 994 [2022-11-20 10:53:09,364 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:53:09,364 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:53:09,365 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:53:09,365 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:53:09,365 INFO L748 eck$LassoCheckResult]: Stem: 61177#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 61163#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 61153#L59 assume !(0 == mp_add_~a3~0#1 % 256); 61154#L59-1 mp_add_~nb~0#1 := 4; 61170#L69 assume 0 == mp_add_~b3~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 61508#L71 assume 0 == mp_add_~b2~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 61162#L73 assume 0 == mp_add_~b1~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 61197#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 61507#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 61503#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 61504#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 61499#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 61500#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 61495#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 61496#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 62182#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 62180#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 62179#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 62178#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 62177#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 62176#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 62175#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 62174#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 62173#L84 assume !(0 == mp_add_~i~0#1 % 256); 62172#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 62116#L85-1 [2022-11-20 10:53:09,366 INFO L750 eck$LassoCheckResult]: Loop: 62116#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 62171#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 62170#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 62167#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 62165#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 62141#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 62139#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 62138#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 62137#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 62135#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 62114#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 62113#L84 assume !(0 == mp_add_~i~0#1 % 256); 62112#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 62108#L85-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a2~0#1 % 256; 62107#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 62106#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 62103#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 62099#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 62100#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 62095#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 62096#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 62091#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 62092#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 62088#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 62087#L84 assume !(0 == mp_add_~i~0#1 % 256); 62086#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 62085#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 62084#L86-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a3~0#1 % 256; 62083#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 62081#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 62080#L96 assume !(0 == mp_add_~partial_sum~0#1); 62079#L96-2 assume 255 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := mp_add_~partial_sum~0#1; 62078#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 62077#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 62076#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 62075#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 62074#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 62073#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 62072#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 62070#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 62068#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 62067#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 62066#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 62016#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 62015#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 62014#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 61201#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 61202#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 62121#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 62119#L84 assume !(0 == mp_add_~i~0#1 % 256); 62115#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 62116#L85-1 [2022-11-20 10:53:09,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:09,366 INFO L85 PathProgramCache]: Analyzing trace with hash -1030182212, now seen corresponding path program 1 times [2022-11-20 10:53:09,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:53:09,366 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632768683] [2022-11-20 10:53:09,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:09,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:53:09,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:09,505 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:53:09,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:53:09,505 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632768683] [2022-11-20 10:53:09,505 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632768683] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:53:09,505 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:53:09,506 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-20 10:53:09,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798454322] [2022-11-20 10:53:09,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:53:09,506 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:53:09,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:09,507 INFO L85 PathProgramCache]: Analyzing trace with hash -726248788, now seen corresponding path program 2 times [2022-11-20 10:53:09,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:53:09,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896689679] [2022-11-20 10:53:09,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:09,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:53:09,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:09,630 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 35 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 10:53:09,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:53:09,630 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896689679] [2022-11-20 10:53:09,631 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [896689679] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:53:09,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [282086285] [2022-11-20 10:53:09,631 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 10:53:09,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:53:09,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:09,638 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:53:09,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-11-20 10:53:09,687 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-20 10:53:09,687 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 10:53:09,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 10:53:09,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:53:09,832 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-11-20 10:53:09,832 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:53:09,832 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [282086285] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:53:09,832 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 10:53:09,833 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 9 [2022-11-20 10:53:09,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870306997] [2022-11-20 10:53:09,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:53:09,833 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:53:09,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:53:09,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-20 10:53:09,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-20 10:53:09,835 INFO L87 Difference]: Start difference. First operand 1180 states and 1373 transitions. cyclomatic complexity: 205 Second operand has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 7 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:53:10,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:53:10,513 INFO L93 Difference]: Finished difference Result 3831 states and 4469 transitions. [2022-11-20 10:53:10,514 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3831 states and 4469 transitions. [2022-11-20 10:53:10,535 INFO L131 ngComponentsAnalysis]: Automaton has 43 accepting balls. 3469 [2022-11-20 10:53:10,547 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3831 states to 3831 states and 4469 transitions. [2022-11-20 10:53:10,548 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3831 [2022-11-20 10:53:10,551 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3831 [2022-11-20 10:53:10,551 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3831 states and 4469 transitions. [2022-11-20 10:53:10,555 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:53:10,555 INFO L218 hiAutomatonCegarLoop]: Abstraction has 3831 states and 4469 transitions. [2022-11-20 10:53:10,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3831 states and 4469 transitions. [2022-11-20 10:53:10,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3831 to 1053. [2022-11-20 10:53:10,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1053 states, 1053 states have (on average 1.1671415004748338) internal successors, (1229), 1052 states have internal predecessors, (1229), 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) [2022-11-20 10:53:10,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 1053 states and 1229 transitions. [2022-11-20 10:53:10,598 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1053 states and 1229 transitions. [2022-11-20 10:53:10,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-20 10:53:10,599 INFO L428 stractBuchiCegarLoop]: Abstraction has 1053 states and 1229 transitions. [2022-11-20 10:53:10,599 INFO L335 stractBuchiCegarLoop]: ======== Iteration 26 ============ [2022-11-20 10:53:10,599 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1053 states and 1229 transitions. [2022-11-20 10:53:10,602 INFO L131 ngComponentsAnalysis]: Automaton has 11 accepting balls. 888 [2022-11-20 10:53:10,603 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:53:10,603 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:53:10,604 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:53:10,604 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:53:10,605 INFO L748 eck$LassoCheckResult]: Stem: 66363#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 66350#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 66340#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 66342#L61 assume !(0 == mp_add_~a2~0#1 % 256); 66343#L59-1 mp_add_~nb~0#1 := 4; 66359#L69 assume !(0 == mp_add_~b3~0#1 % 256); 66360#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 66793#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 66792#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 66791#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 66790#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 66789#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 66788#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 66787#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 66786#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 66785#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 66784#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 66783#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 66780#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 66778#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 66777#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 66776#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 66775#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 66774#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 66773#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 66772#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 66666#L83-1 [2022-11-20 10:53:10,606 INFO L750 eck$LassoCheckResult]: Loop: 66666#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 67273#L90 assume !(0 == mp_add_~i~0#1 % 256); 67193#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 67058#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 67120#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 67113#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 67112#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 67082#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 67083#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 67077#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 67075#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 67068#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 67064#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 66719#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 67061#L90 assume !(0 == mp_add_~i~0#1 % 256); 67059#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 67056#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 67053#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 67050#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 67052#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 67345#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 67343#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 67341#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 67339#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 67338#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 66915#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 66916#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 67378#L90 assume !(0 == mp_add_~i~0#1 % 256); 67376#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 67374#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 67373#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 67372#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 67371#L96 assume !(0 == mp_add_~partial_sum~0#1); 67227#L96-2 assume 255 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := mp_add_~partial_sum~0#1; 67223#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 67222#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 67220#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 67217#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 67215#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 67213#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 67211#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 67208#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 67204#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 67205#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 67359#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 67358#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 67357#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 67356#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 67355#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 67354#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 67353#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 67352#L84 assume !(0 == mp_add_~i~0#1 % 256); 67202#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 67203#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 67276#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 66666#L83-1 [2022-11-20 10:53:10,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:53:10,607 INFO L85 PathProgramCache]: Analyzing trace with hash -1250312817, now seen corresponding path program 1 times [2022-11-20 10:53:10,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:53:10,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635106559] [2022-11-20 10:53:10,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:10,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:53:10,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:10,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:53:10,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:53:10,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635106559] [2022-11-20 10:53:10,986 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [635106559] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:53:10,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [253147549] [2022-11-20 10:53:10,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:53:10,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:53:10,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:53:10,995 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:53:11,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-11-20 10:53:11,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:53:11,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-20 10:53:11,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:53:11,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:53:11,746 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:53:18,079 WARN L233 SmtUtils]: Spent 5.48s on a formula simplification. DAG size of input: 2188 DAG size of output: 2025 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-20 10:54:24,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:54:24,149 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [253147549] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:54:24,150 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:54:24,150 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 9] total 22 [2022-11-20 10:54:24,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135428272] [2022-11-20 10:54:24,150 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:54:24,150 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:54:24,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:54:24,151 INFO L85 PathProgramCache]: Analyzing trace with hash -50842080, now seen corresponding path program 5 times [2022-11-20 10:54:24,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:54:24,151 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507319685] [2022-11-20 10:54:24,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:54:24,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:54:24,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:54:24,324 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:54:24,325 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:54:24,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507319685] [2022-11-20 10:54:24,325 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507319685] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:54:24,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [646562911] [2022-11-20 10:54:24,325 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-11-20 10:54:24,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:54:24,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:24,330 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:54:24,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2022-11-20 10:54:24,427 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2022-11-20 10:54:24,427 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 10:54:24,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 10:54:24,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:54:24,592 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 43 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 10:54:24,593 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:54:24,785 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 43 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 10:54:24,786 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [646562911] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:54:24,786 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:54:24,786 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 15 [2022-11-20 10:54:24,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742870391] [2022-11-20 10:54:24,787 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:54:24,788 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:54:24,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:54:24,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-11-20 10:54:24,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=347, Unknown=0, NotChecked=0, Total=506 [2022-11-20 10:54:24,790 INFO L87 Difference]: Start difference. First operand 1053 states and 1229 transitions. cyclomatic complexity: 187 Second operand has 23 states, 22 states have (on average 3.3636363636363638) internal successors, (74), 23 states have internal predecessors, (74), 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) [2022-11-20 10:54:29,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:54:29,641 INFO L93 Difference]: Finished difference Result 3122 states and 3563 transitions. [2022-11-20 10:54:29,642 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3122 states and 3563 transitions. [2022-11-20 10:54:29,656 INFO L131 ngComponentsAnalysis]: Automaton has 31 accepting balls. 2336 [2022-11-20 10:54:29,667 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3122 states to 2941 states and 3364 transitions. [2022-11-20 10:54:29,667 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2941 [2022-11-20 10:54:29,669 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2941 [2022-11-20 10:54:29,670 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2941 states and 3364 transitions. [2022-11-20 10:54:29,673 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:54:29,673 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2941 states and 3364 transitions. [2022-11-20 10:54:29,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2941 states and 3364 transitions. [2022-11-20 10:54:29,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2941 to 2362. [2022-11-20 10:54:29,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2362 states, 2362 states have (on average 1.1617273497036409) internal successors, (2744), 2361 states have internal predecessors, (2744), 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) [2022-11-20 10:54:29,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 2362 states and 2744 transitions. [2022-11-20 10:54:29,723 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2362 states and 2744 transitions. [2022-11-20 10:54:29,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-11-20 10:54:29,724 INFO L428 stractBuchiCegarLoop]: Abstraction has 2362 states and 2744 transitions. [2022-11-20 10:54:29,724 INFO L335 stractBuchiCegarLoop]: ======== Iteration 27 ============ [2022-11-20 10:54:29,724 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2362 states and 2744 transitions. [2022-11-20 10:54:29,732 INFO L131 ngComponentsAnalysis]: Automaton has 26 accepting balls. 1942 [2022-11-20 10:54:29,733 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:54:29,733 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:54:29,734 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:54:29,734 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:54:29,734 INFO L748 eck$LassoCheckResult]: Stem: 71114#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 71100#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 71088#L59 assume !(0 == mp_add_~a3~0#1 % 256); 71089#L59-1 mp_add_~nb~0#1 := 4; 71623#L69 assume !(0 == mp_add_~b3~0#1 % 256); 71624#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 72085#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 72084#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 72083#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 72082#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 72081#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 72080#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 72079#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 72078#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 72077#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 72076#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 72075#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 72072#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 72070#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 72069#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 72068#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 72067#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 72066#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 72065#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 72064#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 72063#L84 assume !(0 == mp_add_~i~0#1 % 256); 72062#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 72060#L85-1 [2022-11-20 10:54:29,735 INFO L750 eck$LassoCheckResult]: Loop: 72060#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 72061#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 72056#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 72057#L90 assume !(0 == mp_add_~i~0#1 % 256); 72053#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 72000#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 72048#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 72049#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 72038#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 72039#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 71975#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 71976#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 71968#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 71961#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 71962#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 71955#L84 assume !(0 == mp_add_~i~0#1 % 256); 71956#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 71944#L85-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a2~0#1 % 256; 71945#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 71940#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 71941#L90 assume !(0 == mp_add_~i~0#1 % 256); 71936#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 71937#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 71930#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 71931#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 71923#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 71922#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 71921#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 71920#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 71919#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 71917#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 71918#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 72268#L84 assume !(0 == mp_add_~i~0#1 % 256); 72267#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 72266#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 72265#L86-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a3~0#1 % 256; 72264#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 71908#L90 assume !(0 == mp_add_~i~0#1 % 256); 71909#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 71904#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 71905#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 71895#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 71896#L96 assume !(0 == mp_add_~partial_sum~0#1); 71898#L96-2 assume 255 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := mp_add_~partial_sum~0#1; 71899#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 72262#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 72261#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 72260#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 72259#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 72258#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 71875#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 71876#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 72257#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 72247#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 71959#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 71960#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 71885#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 71886#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 71877#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 71878#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 71169#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 71170#L84 assume !(0 == mp_add_~i~0#1 % 256); 72224#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 72060#L85-1 [2022-11-20 10:54:29,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:54:29,735 INFO L85 PathProgramCache]: Analyzing trace with hash 434383451, now seen corresponding path program 1 times [2022-11-20 10:54:29,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:54:29,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154465413] [2022-11-20 10:54:29,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:54:29,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:54:29,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:54:29,749 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:54:29,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:54:29,762 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:54:29,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:54:29,763 INFO L85 PathProgramCache]: Analyzing trace with hash -2081064552, now seen corresponding path program 1 times [2022-11-20 10:54:29,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:54:29,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3339378] [2022-11-20 10:54:29,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:54:29,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:54:29,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:54:29,938 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-20 10:54:29,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:54:29,938 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3339378] [2022-11-20 10:54:29,939 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3339378] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:54:29,939 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:54:29,939 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 10:54:29,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486851382] [2022-11-20 10:54:29,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:54:29,940 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:54:29,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:54:29,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 10:54:29,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:54:29,941 INFO L87 Difference]: Start difference. First operand 2362 states and 2744 transitions. cyclomatic complexity: 408 Second operand has 5 states, 4 states have (on average 10.0) internal successors, (40), 5 states have internal predecessors, (40), 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) [2022-11-20 10:54:30,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:54:30,101 INFO L93 Difference]: Finished difference Result 2115 states and 2393 transitions. [2022-11-20 10:54:30,101 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2115 states and 2393 transitions. [2022-11-20 10:54:30,110 INFO L131 ngComponentsAnalysis]: Automaton has 26 accepting balls. 1549 [2022-11-20 10:54:30,118 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2115 states to 2097 states and 2372 transitions. [2022-11-20 10:54:30,118 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2097 [2022-11-20 10:54:30,120 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2097 [2022-11-20 10:54:30,120 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2097 states and 2372 transitions. [2022-11-20 10:54:30,122 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:54:30,122 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2097 states and 2372 transitions. [2022-11-20 10:54:30,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2097 states and 2372 transitions. [2022-11-20 10:54:30,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2097 to 1644. [2022-11-20 10:54:30,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1644 states, 1644 states have (on average 1.1447688564476886) internal successors, (1882), 1643 states have internal predecessors, (1882), 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) [2022-11-20 10:54:30,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 1644 states and 1882 transitions. [2022-11-20 10:54:30,159 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1644 states and 1882 transitions. [2022-11-20 10:54:30,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 10:54:30,160 INFO L428 stractBuchiCegarLoop]: Abstraction has 1644 states and 1882 transitions. [2022-11-20 10:54:30,160 INFO L335 stractBuchiCegarLoop]: ======== Iteration 28 ============ [2022-11-20 10:54:30,160 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1644 states and 1882 transitions. [2022-11-20 10:54:30,166 INFO L131 ngComponentsAnalysis]: Automaton has 21 accepting balls. 1127 [2022-11-20 10:54:30,166 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:54:30,166 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:54:30,167 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:54:30,167 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:54:30,167 INFO L748 eck$LassoCheckResult]: Stem: 75600#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 75585#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 75573#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 75575#L61 assume !(0 == mp_add_~a2~0#1 % 256); 75576#L59-1 mp_add_~nb~0#1 := 4; 75747#L69 assume !(0 == mp_add_~b3~0#1 % 256); 75619#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 75620#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 76686#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 76683#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 76679#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 76677#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 76675#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 76673#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 76671#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 76669#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 76667#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 76665#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 76661#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 76658#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 76656#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 76654#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 76652#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 76650#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 76648#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 76646#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 76644#L84 assume !(0 == mp_add_~i~0#1 % 256); 76642#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 76640#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 76638#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 76636#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 76634#L90 assume !(0 == mp_add_~i~0#1 % 256); 76632#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 76630#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 76628#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 76624#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 76621#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 76619#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 76618#L100-1 [2022-11-20 10:54:30,168 INFO L750 eck$LassoCheckResult]: Loop: 76618#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 76617#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 76616#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 76615#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 76543#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 76542#L84 assume !(0 == mp_add_~i~0#1 % 256); 76540#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 76541#L85-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a2~0#1 % 256; 76534#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 76535#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 76689#L90 assume !(0 == mp_add_~i~0#1 % 256); 76688#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 76687#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 76685#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 76681#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 76678#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 76676#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 76674#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 76672#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 76670#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 76668#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 76666#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 76663#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 76659#L90 assume !(0 == mp_add_~i~0#1 % 256); 76657#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 76655#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 76653#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 76651#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 76649#L96 assume !(0 == mp_add_~partial_sum~0#1); 76647#L96-2 assume 255 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := mp_add_~partial_sum~0#1; 76645#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 76643#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 76641#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 76639#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 76637#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 76635#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 76633#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 76631#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 76629#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 76626#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 76622#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 76620#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 76618#L100-1 [2022-11-20 10:54:30,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:54:30,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1608048933, now seen corresponding path program 1 times [2022-11-20 10:54:30,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:54:30,169 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532169863] [2022-11-20 10:54:30,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:54:30,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:54:30,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:54:30,185 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:54:30,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:54:30,203 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:54:30,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:54:30,204 INFO L85 PathProgramCache]: Analyzing trace with hash -2128740443, now seen corresponding path program 1 times [2022-11-20 10:54:30,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:54:30,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450165351] [2022-11-20 10:54:30,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:54:30,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:54:30,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:54:30,216 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:54:30,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:54:30,227 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:54:30,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:54:30,228 INFO L85 PathProgramCache]: Analyzing trace with hash 1384199113, now seen corresponding path program 1 times [2022-11-20 10:54:30,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:54:30,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618747576] [2022-11-20 10:54:30,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:54:30,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:54:30,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:54:30,256 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:54:30,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:54:30,292 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:54:30,753 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:54:30,754 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:54:30,754 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:54:30,754 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:54:30,754 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:54:30,754 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:30,754 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:54:30,755 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:54:30,755 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration28_Loop [2022-11-20 10:54:30,755 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:54:30,755 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:54:30,778 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:30,805 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:30,818 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:30,825 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:30,828 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:31,383 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:54:31,384 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:54:31,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:31,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:31,394 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:31,407 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:54:31,407 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:54:31,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-20 10:54:31,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:31,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:31,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:31,493 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:31,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-20 10:54:31,497 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:54:31,497 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:54:32,170 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 10:54:32,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-11-20 10:54:32,180 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:54:32,180 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:54:32,181 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:54:32,181 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:54:32,181 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:54:32,181 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:32,181 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:54:32,181 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:54:32,181 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration28_Loop [2022-11-20 10:54:32,181 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:54:32,181 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:54:32,183 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:32,189 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:32,212 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:32,228 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:32,236 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:32,750 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:54:32,755 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:54:32,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:32,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:32,758 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:32,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-20 10:54:32,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:32,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:32,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:32,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:32,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:32,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:32,781 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:54:32,781 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:32,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:32,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:32,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:32,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:32,821 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:32,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-20 10:54:32,828 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 [2022-11-20 10:54:32,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:32,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:32,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:32,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:32,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:32,847 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:54:32,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:32,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:32,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:32,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:32,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:32,873 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:32,886 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 [2022-11-20 10:54:32,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-20 10:54:32,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:32,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:32,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:32,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:32,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:32,906 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:54:32,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:32,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:32,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:32,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:32,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:32,933 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:32,938 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 [2022-11-20 10:54:32,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-20 10:54:32,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:32,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:32,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:32,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:32,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:32,955 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:54:32,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:32,965 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:32,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:32,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:32,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:32,979 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:32,995 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 [2022-11-20 10:54:33,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-20 10:54:33,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:33,009 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:33,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:33,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:33,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:33,010 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:54:33,010 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:33,031 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:33,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:33,037 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 10:54:33,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:33,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:33,039 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:33,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-20 10:54:33,044 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 [2022-11-20 10:54:33,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:33,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:33,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:33,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:33,056 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:33,056 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:33,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:33,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:33,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:33,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:33,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:33,069 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:33,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-20 10:54:33,073 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 [2022-11-20 10:54:33,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:33,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:33,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:33,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:33,085 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:33,091 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:33,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:33,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:33,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:33,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:33,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:33,105 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:33,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-20 10:54:33,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:33,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:33,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:33,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:33,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:33,126 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:33,132 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:33,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:33,152 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:33,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:33,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:33,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:33,159 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:33,164 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 [2022-11-20 10:54:33,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-20 10:54:33,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:33,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:33,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:33,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:33,177 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:33,178 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:33,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:33,185 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:33,189 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:33,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:33,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:33,191 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:33,194 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:33,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-20 10:54:33,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:33,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:33,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:33,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:33,206 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:33,207 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:33,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:33,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:33,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:33,215 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 10:54:33,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:33,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:33,217 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:33,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-20 10:54:33,228 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 [2022-11-20 10:54:33,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:33,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:33,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:33,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:33,240 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:33,240 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:33,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:33,243 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:33,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:33,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:33,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:33,248 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:33,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-20 10:54:33,251 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 [2022-11-20 10:54:33,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:33,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:33,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:33,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:33,264 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:33,271 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:33,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:33,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:33,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:33,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:33,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:33,311 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:33,315 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 [2022-11-20 10:54:33,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-20 10:54:33,330 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:33,330 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:33,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:33,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:33,331 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:33,338 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:33,338 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:33,367 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:33,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:33,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:33,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:33,373 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:33,383 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 [2022-11-20 10:54:33,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-20 10:54:33,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:33,399 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:33,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:33,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:33,400 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:33,402 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:33,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:33,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:33,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:33,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:33,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:33,430 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:33,435 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 [2022-11-20 10:54:33,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-20 10:54:33,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:33,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:33,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:33,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:33,451 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:33,452 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:33,452 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:33,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:33,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:33,480 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 10:54:33,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:33,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:33,481 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:33,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:33,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-20 10:54:33,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:33,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:33,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:33,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:33,504 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:33,505 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:33,505 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:33,523 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:33,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:33,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:33,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:33,539 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:33,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-20 10:54:33,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:33,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:33,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:33,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:33,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:33,559 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:33,568 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:33,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:33,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:33,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:33,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:33,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:33,597 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:33,603 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 [2022-11-20 10:54:33,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-20 10:54:33,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:33,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:33,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:33,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:33,620 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:33,629 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:33,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:33,651 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:33,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:33,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:33,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:33,661 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:33,667 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 [2022-11-20 10:54:33,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-20 10:54:33,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:33,683 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:33,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:33,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:33,683 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:33,686 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:33,686 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:33,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:33,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:33,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:33,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:33,708 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:33,725 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 [2022-11-20 10:54:33,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-20 10:54:33,740 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:33,740 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:33,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:33,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:33,741 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:33,742 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:33,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:33,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:33,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:33,777 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 10:54:33,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:33,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:33,779 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:33,783 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 [2022-11-20 10:54:33,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-20 10:54:33,798 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:33,798 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:33,798 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:33,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:33,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:33,798 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:33,799 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:33,800 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:33,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:33,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:33,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:33,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:33,839 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:33,844 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 [2022-11-20 10:54:33,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-20 10:54:33,859 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:33,859 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:33,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:33,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:33,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:33,859 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:33,866 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:33,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:33,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:33,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:33,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:33,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:33,893 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:33,897 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 [2022-11-20 10:54:33,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-20 10:54:33,912 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:33,912 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:33,912 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:33,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:33,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:33,913 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:33,920 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:33,920 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:33,935 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:33,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:33,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:33,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:33,941 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:33,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:33,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-20 10:54:33,966 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:33,967 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:33,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:33,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:33,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:33,967 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:33,969 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:33,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:33,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:34,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:34,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:34,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:34,003 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:34,007 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 [2022-11-20 10:54:34,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-20 10:54:34,022 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:34,022 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:34,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:34,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:34,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:34,023 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:34,024 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:34,024 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:34,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:34,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:34,046 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 10:54:34,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:34,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:34,048 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:34,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:34,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-20 10:54:34,067 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:34,067 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:34,067 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:34,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:34,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:34,068 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:34,069 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:34,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:34,081 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:34,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:34,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:34,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:34,094 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:34,098 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 [2022-11-20 10:54:34,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-20 10:54:34,114 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:34,114 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:34,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:34,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:34,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:34,114 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:34,123 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:34,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:34,152 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:34,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:34,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:34,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:34,161 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:34,166 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 [2022-11-20 10:54:34,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-20 10:54:34,181 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:34,181 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:34,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:34,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:34,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:34,181 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:34,190 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:34,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:34,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:34,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:34,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:34,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:34,229 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:34,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:34,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-20 10:54:34,250 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:34,250 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:34,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:34,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:34,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:34,251 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:34,254 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:34,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:34,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:34,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:34,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:34,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:34,287 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:34,291 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 [2022-11-20 10:54:34,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-20 10:54:34,306 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:34,307 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:34,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:34,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:34,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:34,307 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:34,309 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:34,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:34,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:34,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:34,333 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 10:54:34,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:34,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:34,335 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:34,338 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 [2022-11-20 10:54:34,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-20 10:54:34,353 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:34,353 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:34,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:34,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:34,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:34,354 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:34,356 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:34,356 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:34,372 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:34,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-11-20 10:54:34,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:34,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:34,376 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:34,384 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 [2022-11-20 10:54:34,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-20 10:54:34,397 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:34,397 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:34,397 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:34,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:34,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:34,397 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:34,407 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:34,407 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:34,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:34,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-11-20 10:54:34,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:34,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:34,469 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:34,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-20 10:54:34,473 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 [2022-11-20 10:54:34,485 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:34,486 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:34,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:34,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:34,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:34,486 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:34,496 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:34,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:34,519 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:34,521 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:34,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:34,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:34,523 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:34,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-20 10:54:34,526 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 [2022-11-20 10:54:34,537 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:34,538 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:34,538 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:34,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:34,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:34,538 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:34,542 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:34,542 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:34,567 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:34,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:34,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:34,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:34,573 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:34,579 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 [2022-11-20 10:54:34,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-20 10:54:34,595 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:34,595 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:34,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:34,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:34,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:34,595 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:34,597 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:34,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:34,623 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:34,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:34,627 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 10:54:34,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:34,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:34,628 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:34,635 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 [2022-11-20 10:54:34,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-20 10:54:34,650 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:34,650 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:34,650 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:34,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:34,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:34,650 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:34,651 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:34,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:34,675 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:34,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:34,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:34,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:34,686 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:34,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-20 10:54:34,691 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 [2022-11-20 10:54:34,705 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:34,705 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:34,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:34,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:34,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:34,705 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:34,712 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:34,712 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:34,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:34,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:34,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:34,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:34,739 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:34,742 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 [2022-11-20 10:54:34,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-20 10:54:34,757 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:34,757 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:34,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:34,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:34,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:34,757 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:34,764 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:34,764 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:34,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:34,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:34,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:34,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:34,800 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:34,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:34,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-20 10:54:34,817 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:34,818 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:34,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:34,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:34,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:34,818 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:34,820 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:34,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:34,839 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:34,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:34,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:34,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:34,845 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:34,850 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 [2022-11-20 10:54:34,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-20 10:54:34,864 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:34,865 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:34,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:34,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:34,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:34,865 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:34,866 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:34,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:34,883 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:34,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:34,887 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 10:54:34,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:34,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:34,888 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:34,892 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 [2022-11-20 10:54:34,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-20 10:54:34,908 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:34,908 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:34,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:34,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:34,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:34,908 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:34,909 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:34,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:34,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:34,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:34,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:34,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:34,932 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:34,937 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 [2022-11-20 10:54:34,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-20 10:54:34,952 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:34,953 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:34,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:34,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:34,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:34,953 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:34,963 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:34,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:34,998 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:35,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:35,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:35,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:35,004 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:35,008 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 [2022-11-20 10:54:35,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-20 10:54:35,022 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:35,023 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:35,023 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:35,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:35,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:35,023 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:35,033 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:35,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:35,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:35,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:35,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:35,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:35,067 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:35,072 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 [2022-11-20 10:54:35,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-20 10:54:35,090 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:35,090 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:35,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:35,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:35,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:35,090 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:35,094 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:35,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:35,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:35,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:35,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:35,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:35,113 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:35,120 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 [2022-11-20 10:54:35,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-20 10:54:35,135 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:35,135 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:35,136 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:35,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:35,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:35,136 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:35,138 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:35,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:35,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:35,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:37,890 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:54:37,890 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:54:37,890 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:54:37,890 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:54:37,891 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:54:37,891 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:37,891 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:54:37,891 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:54:37,891 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration28_Lasso [2022-11-20 10:54:37,891 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:54:37,891 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:54:37,894 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:37,897 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:37,928 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:38,395 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:38,409 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:38,412 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:38,476 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:38,497 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:38,507 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:38,510 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:38,516 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:38,519 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:38,521 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:38,524 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:38,526 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:38,529 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:38,532 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:42,779 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:54:42,779 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:54:42,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:42,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:42,783 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:42,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-20 10:54:42,789 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 [2022-11-20 10:54:42,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:42,800 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:42,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:42,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:42,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:42,801 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:54:42,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:42,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:42,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-11-20 10:54:42,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:42,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:42,815 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:42,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-20 10:54:42,818 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 [2022-11-20 10:54:42,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:42,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:42,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:42,829 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:42,830 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:42,831 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:54:42,835 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:42,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-11-20 10:54:42,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:42,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:42,839 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:42,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-20 10:54:42,841 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 [2022-11-20 10:54:42,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:42,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:42,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:42,853 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:42,855 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:42,855 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:54:42,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:42,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-11-20 10:54:42,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:42,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:42,863 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:42,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-20 10:54:42,866 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 [2022-11-20 10:54:42,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:42,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:42,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:42,884 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:42,923 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:42,923 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:54:42,965 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:42,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:42,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:42,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:42,971 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:42,979 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 [2022-11-20 10:54:42,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-20 10:54:42,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:42,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:42,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:42,994 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:42,995 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:42,995 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:54:43,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:43,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:43,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:43,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:43,016 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:43,020 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 [2022-11-20 10:54:43,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-20 10:54:43,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:43,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:43,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:43,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:43,036 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:43,036 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:54:43,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:43,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:43,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:43,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:43,060 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:43,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-20 10:54:43,064 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 [2022-11-20 10:54:43,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:43,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:43,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:43,079 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:43,081 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:43,081 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:54:43,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:43,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:43,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:43,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:43,114 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:43,128 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 [2022-11-20 10:54:43,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-20 10:54:43,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:43,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:43,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:43,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:43,145 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:43,146 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:54:43,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:43,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:43,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:43,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:43,168 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:43,172 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 [2022-11-20 10:54:43,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-20 10:54:43,186 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:43,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:43,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:43,186 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:43,188 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:43,188 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:54:43,213 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:43,216 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:43,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:43,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:43,218 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:43,222 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 [2022-11-20 10:54:43,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-20 10:54:43,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:43,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:43,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:43,237 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:43,238 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:43,239 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:54:43,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:43,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:43,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:43,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:43,268 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:43,272 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 [2022-11-20 10:54:43,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:43,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:43,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:43,286 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:43,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-20 10:54:43,294 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:43,294 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:54:43,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:43,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:43,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:43,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:43,327 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:43,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:43,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-20 10:54:43,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:43,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:43,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:43,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:43,347 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:43,347 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:54:43,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:43,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:43,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:43,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:43,369 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:43,373 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 [2022-11-20 10:54:43,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-20 10:54:43,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:43,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:43,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:43,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:43,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:43,388 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:54:43,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:43,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:43,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:43,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:43,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:43,408 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:43,413 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 [2022-11-20 10:54:43,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-20 10:54:43,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:43,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:43,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:43,427 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:43,429 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:43,429 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:54:43,447 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:43,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:43,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:43,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:43,452 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:43,456 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 [2022-11-20 10:54:43,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-20 10:54:43,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:43,470 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:43,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:43,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:43,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:43,471 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:54:43,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:43,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:43,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:43,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:43,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:43,497 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:43,501 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 [2022-11-20 10:54:43,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-20 10:54:43,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:43,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:43,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:43,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:43,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:43,516 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:54:43,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:43,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:43,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:43,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:43,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:43,541 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:43,545 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 [2022-11-20 10:54:43,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-20 10:54:43,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:43,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:43,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:43,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:43,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:43,560 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:54:43,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:43,569 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:43,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:43,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:43,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:43,574 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:43,578 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 [2022-11-20 10:54:43,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-20 10:54:43,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:43,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:43,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:43,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:43,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:43,593 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:54:43,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:43,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:43,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:43,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:43,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:43,612 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:43,616 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 [2022-11-20 10:54:43,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-20 10:54:43,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:43,631 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:43,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:43,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:43,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:43,632 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:54:43,632 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:43,655 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:43,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:43,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:43,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:43,660 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:43,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-11-20 10:54:43,664 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 [2022-11-20 10:54:43,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:43,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:43,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:43,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:43,677 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:43,678 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:54:43,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:43,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:43,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-11-20 10:54:43,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:43,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:43,684 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:43,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-20 10:54:43,687 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 [2022-11-20 10:54:43,699 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:43,699 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:43,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:43,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:43,700 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:43,700 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:54:43,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:43,701 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:43,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:43,704 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 10:54:43,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:43,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:43,706 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:43,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-20 10:54:43,709 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 [2022-11-20 10:54:43,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:43,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:43,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:43,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:43,721 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:43,722 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:43,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:43,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:43,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2022-11-20 10:54:43,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:43,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:43,728 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:43,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-11-20 10:54:43,730 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 [2022-11-20 10:54:43,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:43,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:43,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:43,743 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:43,744 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:54:43,745 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:54:43,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:43,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:43,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:43,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:43,755 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:43,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-11-20 10:54:43,758 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 [2022-11-20 10:54:43,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:43,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:43,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:43,770 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:43,771 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:54:43,772 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:54:43,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:43,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:43,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:43,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:43,806 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:43,811 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 [2022-11-20 10:54:43,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-11-20 10:54:43,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:43,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:43,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:43,829 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:43,877 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:54:43,877 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:54:43,930 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:43,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2022-11-20 10:54:43,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:43,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:43,935 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:43,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-11-20 10:54:43,938 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 [2022-11-20 10:54:43,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:43,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:43,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:43,949 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:43,951 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:54:43,951 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:54:43,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:43,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2022-11-20 10:54:43,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:43,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:43,961 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:43,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-11-20 10:54:43,964 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 [2022-11-20 10:54:43,975 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:43,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:43,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:43,975 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:43,977 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:54:43,977 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:54:43,983 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:43,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2022-11-20 10:54:43,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:43,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:43,987 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:43,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-11-20 10:54:43,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:44,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,001 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:44,003 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:54:44,003 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:54:44,008 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2022-11-20 10:54:44,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,012 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-11-20 10:54:44,015 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 [2022-11-20 10:54:44,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,026 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:44,028 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:54:44,028 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:54:44,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:44,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,060 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,067 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 [2022-11-20 10:54:44,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-11-20 10:54:44,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,082 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:44,084 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:54:44,084 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:54:44,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:44,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,108 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,115 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 [2022-11-20 10:54:44,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-11-20 10:54:44,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,129 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:44,131 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:54:44,131 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:54:44,149 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2022-11-20 10:54:44,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,153 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-11-20 10:54:44,157 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 [2022-11-20 10:54:44,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,169 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:44,179 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:54:44,179 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:54:44,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2022-11-20 10:54:44,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,205 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-11-20 10:54:44,207 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 [2022-11-20 10:54:44,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,218 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:44,220 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:54:44,220 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:54:44,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2022-11-20 10:54:44,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,229 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-11-20 10:54:44,232 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 [2022-11-20 10:54:44,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,244 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:44,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,244 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:44,244 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:44,244 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:44,246 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:44,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,250 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-11-20 10:54:44,253 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 [2022-11-20 10:54:44,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,264 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:44,266 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:54:44,266 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:54:44,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2022-11-20 10:54:44,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,275 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-11-20 10:54:44,278 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 [2022-11-20 10:54:44,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:44,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,289 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:44,290 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:44,290 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:44,291 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2022-11-20 10:54:44,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,295 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-11-20 10:54:44,300 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 [2022-11-20 10:54:44,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:44,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,311 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:44,312 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:44,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:44,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2022-11-20 10:54:44,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,317 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-11-20 10:54:44,320 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 [2022-11-20 10:54:44,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:44,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,332 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:44,332 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:44,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:44,334 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2022-11-20 10:54:44,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,338 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-11-20 10:54:44,341 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 [2022-11-20 10:54:44,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,352 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:44,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,353 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:44,353 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:44,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:44,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2022-11-20 10:54:44,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,360 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-11-20 10:54:44,363 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 [2022-11-20 10:54:44,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:44,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,376 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:44,376 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:44,376 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:44,378 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2022-11-20 10:54:44,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,385 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,392 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 [2022-11-20 10:54:44,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-11-20 10:54:44,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,407 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:44,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,407 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:44,408 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:44,408 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:44,427 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:44,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,432 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,439 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 [2022-11-20 10:54:44,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2022-11-20 10:54:44,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:44,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,454 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:44,455 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:44,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:44,464 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:44,468 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 10:54:44,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,470 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2022-11-20 10:54:44,472 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 [2022-11-20 10:54:44,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:44,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,484 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:44,485 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:44,485 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:44,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2022-11-20 10:54:44,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,492 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2022-11-20 10:54:44,494 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 [2022-11-20 10:54:44,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,506 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:44,509 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:44,509 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:44,516 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:44,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,520 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2022-11-20 10:54:44,523 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 [2022-11-20 10:54:44,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,535 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:44,538 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:44,538 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:44,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:44,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,549 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2022-11-20 10:54:44,552 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 [2022-11-20 10:54:44,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,569 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:44,623 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:44,623 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:44,715 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:44,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,721 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,727 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 [2022-11-20 10:54:44,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2022-11-20 10:54:44,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,743 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:44,746 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:44,746 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:44,765 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:44,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,771 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,775 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 [2022-11-20 10:54:44,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2022-11-20 10:54:44,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,791 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:44,794 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:44,794 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:44,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:44,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,821 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,827 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 [2022-11-20 10:54:44,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2022-11-20 10:54:44,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,842 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:44,844 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:44,844 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:44,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Ended with exit code 0 [2022-11-20 10:54:44,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,855 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2022-11-20 10:54:44,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:44,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,873 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:44,876 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:44,876 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:44,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:44,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,908 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,915 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 [2022-11-20 10:54:44,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2022-11-20 10:54:44,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,930 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:44,933 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:44,933 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:44,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:44,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,952 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2022-11-20 10:54:44,955 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 [2022-11-20 10:54:44,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,967 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:44,969 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:44,969 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:44,977 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:44,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2022-11-20 10:54:44,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:44,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:44,981 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:44,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2022-11-20 10:54:44,984 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 [2022-11-20 10:54:44,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:44,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:44,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:44,997 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:45,010 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:45,011 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:45,039 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:45,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:45,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:45,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:45,043 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:45,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2022-11-20 10:54:45,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:45,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:45,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:45,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:45,057 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:45,059 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:45,059 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:45,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:45,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:45,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:45,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:45,070 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:45,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2022-11-20 10:54:45,073 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 [2022-11-20 10:54:45,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:45,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:45,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:45,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:45,085 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:45,085 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:45,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:45,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:45,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:45,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:45,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:45,092 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:45,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2022-11-20 10:54:45,096 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 [2022-11-20 10:54:45,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:45,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:45,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:45,107 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:45,109 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:45,109 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:45,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:45,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:45,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:45,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:45,120 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:45,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2022-11-20 10:54:45,122 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 [2022-11-20 10:54:45,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:45,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:45,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:45,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:45,134 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:45,134 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:45,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:45,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:45,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:45,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:45,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:45,141 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:45,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2022-11-20 10:54:45,144 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 [2022-11-20 10:54:45,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:45,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:45,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:45,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:45,156 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:45,156 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:45,156 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:45,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:45,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:45,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:45,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:45,162 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:45,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2022-11-20 10:54:45,165 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 [2022-11-20 10:54:45,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:45,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:45,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:45,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:45,178 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:45,178 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:45,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:45,180 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:45,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2022-11-20 10:54:45,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:45,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:45,187 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:45,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2022-11-20 10:54:45,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:45,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:45,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:45,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:45,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:45,202 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:45,203 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:45,203 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:45,205 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:45,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Ended with exit code 0 [2022-11-20 10:54:45,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:45,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:45,209 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:45,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2022-11-20 10:54:45,212 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 [2022-11-20 10:54:45,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:45,224 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:45,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:45,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:45,224 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:45,225 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:45,225 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:45,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:45,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Ended with exit code 0 [2022-11-20 10:54:45,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:45,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:45,231 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:45,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2022-11-20 10:54:45,234 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 [2022-11-20 10:54:45,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:45,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:45,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:45,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:45,247 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:45,247 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:45,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:45,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:45,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:45,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:45,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:45,254 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:45,272 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 [2022-11-20 10:54:45,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2022-11-20 10:54:45,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:45,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:45,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:45,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:45,287 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:45,288 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:45,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:45,290 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:45,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:45,293 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 10:54:45,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:45,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:45,294 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:45,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2022-11-20 10:54:45,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:45,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:45,309 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:45,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:45,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:45,310 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:45,310 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:45,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:45,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:45,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Ended with exit code 0 [2022-11-20 10:54:45,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:45,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:45,317 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:45,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2022-11-20 10:54:45,320 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 [2022-11-20 10:54:45,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:45,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:45,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:45,332 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:45,335 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:54:45,335 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:54:45,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:45,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2022-11-20 10:54:45,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:45,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:45,348 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:45,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2022-11-20 10:54:45,351 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 [2022-11-20 10:54:45,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:45,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:45,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:45,364 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:45,367 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:54:45,367 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:54:45,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:45,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2022-11-20 10:54:45,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:45,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:45,379 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:45,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2022-11-20 10:54:45,382 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 [2022-11-20 10:54:45,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:45,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:45,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:45,401 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:45,467 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:54:45,467 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:54:45,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:45,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:45,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:45,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:45,622 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:45,628 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 [2022-11-20 10:54:45,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2022-11-20 10:54:45,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:45,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:45,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:45,643 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:45,646 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:54:45,647 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:54:45,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:45,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:45,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:45,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:45,674 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:45,678 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 [2022-11-20 10:54:45,692 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:45,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:45,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:45,693 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:45,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2022-11-20 10:54:45,696 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:54:45,696 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:54:45,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:45,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:45,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:45,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:45,723 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:45,731 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 [2022-11-20 10:54:45,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2022-11-20 10:54:45,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:45,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:45,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:45,746 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:45,749 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:54:45,750 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:54:45,768 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:45,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:45,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:45,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:45,774 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:45,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:45,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2022-11-20 10:54:45,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:45,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:45,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:45,796 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:45,799 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:54:45,799 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:54:45,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:45,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:45,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:45,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:45,826 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:45,829 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 [2022-11-20 10:54:45,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2022-11-20 10:54:45,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:45,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:45,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:45,845 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:45,848 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:54:45,848 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:54:45,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:45,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:45,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:45,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:45,867 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:45,871 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 [2022-11-20 10:54:45,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:45,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:45,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:45,886 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:45,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2022-11-20 10:54:45,889 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:54:45,889 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:54:45,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:45,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:45,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:45,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:45,909 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:45,913 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 [2022-11-20 10:54:45,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2022-11-20 10:54:45,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:45,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:45,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:45,929 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:45,949 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:54:45,949 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:54:45,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:45,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2022-11-20 10:54:45,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:45,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:45,994 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:45,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2022-11-20 10:54:45,996 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 [2022-11-20 10:54:46,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:46,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,008 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:46,011 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:54:46,011 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:54:46,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:46,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,023 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2022-11-20 10:54:46,025 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 [2022-11-20 10:54:46,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:46,037 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:46,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,037 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:46,037 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:46,037 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:46,040 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:46,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,043 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2022-11-20 10:54:46,046 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 [2022-11-20 10:54:46,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:46,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,058 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:46,061 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:54:46,061 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:54:46,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:46,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,096 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2022-11-20 10:54:46,099 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 [2022-11-20 10:54:46,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:46,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:46,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,111 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:46,111 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:46,112 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:46,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:46,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,118 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2022-11-20 10:54:46,121 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 [2022-11-20 10:54:46,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:46,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:46,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,132 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:46,133 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:46,133 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:46,135 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,138 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:46,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,139 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2022-11-20 10:54:46,143 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 [2022-11-20 10:54:46,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:46,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:46,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,154 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:46,155 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:46,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:46,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:46,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,161 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2022-11-20 10:54:46,164 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 [2022-11-20 10:54:46,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:46,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:46,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,176 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:46,177 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:46,177 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:46,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2022-11-20 10:54:46,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,183 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2022-11-20 10:54:46,187 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 [2022-11-20 10:54:46,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:46,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:46,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,199 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:46,200 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:46,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:46,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:46,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,207 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2022-11-20 10:54:46,210 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 [2022-11-20 10:54:46,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:46,222 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:46,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,222 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:46,224 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:46,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:46,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Ended with exit code 0 [2022-11-20 10:54:46,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,230 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2022-11-20 10:54:46,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:46,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:46,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:46,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,245 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:46,246 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:46,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:46,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Ended with exit code 0 [2022-11-20 10:54:46,251 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 10:54:46,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,252 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2022-11-20 10:54:46,255 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 [2022-11-20 10:54:46,267 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:46,267 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:46,267 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:46,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,267 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:46,268 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:46,268 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:46,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:46,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,275 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2022-11-20 10:54:46,278 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 [2022-11-20 10:54:46,289 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:46,289 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:46,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,290 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:46,292 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:54:46,292 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:54:46,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:46,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,303 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2022-11-20 10:54:46,306 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 [2022-11-20 10:54:46,318 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:46,318 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:46,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,318 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:46,320 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:54:46,321 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:54:46,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:46,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,338 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2022-11-20 10:54:46,347 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 [2022-11-20 10:54:46,360 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:46,360 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:46,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,361 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:46,401 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:54:46,401 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:54:46,452 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Ended with exit code 0 [2022-11-20 10:54:46,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,457 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2022-11-20 10:54:46,459 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 [2022-11-20 10:54:46,471 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:46,471 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:46,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,471 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:46,473 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:54:46,473 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:54:46,480 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Ended with exit code 0 [2022-11-20 10:54:46,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,484 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2022-11-20 10:54:46,487 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 [2022-11-20 10:54:46,499 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:46,499 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:46,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,499 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:46,501 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:54:46,501 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:54:46,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Ended with exit code 0 [2022-11-20 10:54:46,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,516 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2022-11-20 10:54:46,519 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 [2022-11-20 10:54:46,531 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:46,531 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:46,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,531 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:46,533 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:54:46,534 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:54:46,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Ended with exit code 0 [2022-11-20 10:54:46,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,564 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,571 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 [2022-11-20 10:54:46,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2022-11-20 10:54:46,586 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:46,586 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:46,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,586 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:46,589 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:54:46,589 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:54:46,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:46,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,613 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,619 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 [2022-11-20 10:54:46,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2022-11-20 10:54:46,634 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:46,634 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:46,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,635 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:46,637 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:54:46,637 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:54:46,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:46,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,650 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2022-11-20 10:54:46,653 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 [2022-11-20 10:54:46,664 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:46,665 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:46,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,665 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:46,667 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:54:46,667 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:54:46,675 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Ended with exit code 0 [2022-11-20 10:54:46,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,679 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2022-11-20 10:54:46,682 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 [2022-11-20 10:54:46,694 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:46,694 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:46,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,695 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:46,706 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:54:46,706 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:54:46,740 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Ended with exit code 0 [2022-11-20 10:54:46,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,746 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,755 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 [2022-11-20 10:54:46,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2022-11-20 10:54:46,771 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:46,771 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:46,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,771 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:46,774 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:54:46,774 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:54:46,791 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:46,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,796 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:46,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Waiting until timeout for monitored process [2022-11-20 10:54:46,818 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:46,819 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:46,819 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:46,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,819 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:46,820 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:46,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:46,835 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:46,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,842 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,846 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 [2022-11-20 10:54:46,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2022-11-20 10:54:46,860 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:46,860 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:46,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,860 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:46,862 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:54:46,863 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:54:46,883 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:46,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,888 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,892 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 [2022-11-20 10:54:46,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2022-11-20 10:54:46,906 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:46,906 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:46,907 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:46,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,907 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:46,908 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:46,908 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:46,935 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:46,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,941 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,944 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 [2022-11-20 10:54:46,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2022-11-20 10:54:46,959 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:46,959 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:46,959 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:46,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:46,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:46,959 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:46,960 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:46,960 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:46,983 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:46,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:46,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:46,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:46,988 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:46,992 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 [2022-11-20 10:54:47,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Waiting until timeout for monitored process [2022-11-20 10:54:47,007 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:47,007 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:47,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:47,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:47,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:47,007 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:47,008 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:47,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:47,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:47,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:47,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:47,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:47,040 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:47,044 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 [2022-11-20 10:54:47,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Waiting until timeout for monitored process [2022-11-20 10:54:47,059 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:47,059 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:47,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:47,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:47,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:47,059 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:47,060 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:47,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:47,083 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:47,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:47,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:47,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:47,089 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:47,092 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 [2022-11-20 10:54:47,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Waiting until timeout for monitored process [2022-11-20 10:54:47,107 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:47,107 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:47,107 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:47,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:47,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:47,108 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:47,108 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:47,108 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:47,135 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:47,138 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:47,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:47,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:47,140 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:47,144 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 [2022-11-20 10:54:47,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Waiting until timeout for monitored process [2022-11-20 10:54:47,159 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:47,159 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:47,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:47,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:47,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:47,159 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:47,160 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:47,160 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:47,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:47,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:47,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:47,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:47,188 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:47,192 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 [2022-11-20 10:54:47,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Waiting until timeout for monitored process [2022-11-20 10:54:47,206 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:47,206 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:47,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:47,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:47,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:47,207 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:47,207 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:47,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:47,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:47,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:47,239 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 10:54:47,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:47,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:47,240 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:47,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:47,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Waiting until timeout for monitored process [2022-11-20 10:54:47,258 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:47,259 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:47,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:47,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:47,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:47,259 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:47,260 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:47,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:47,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:47,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:47,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:47,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:47,288 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:47,292 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 [2022-11-20 10:54:47,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Waiting until timeout for monitored process [2022-11-20 10:54:47,307 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:47,307 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:47,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:47,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:47,308 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:47,310 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:47,311 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:47,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:47,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:47,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:47,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:47,340 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:47,344 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 [2022-11-20 10:54:47,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Waiting until timeout for monitored process [2022-11-20 10:54:47,360 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:47,360 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:47,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:47,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:47,360 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:47,363 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:47,363 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:47,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:47,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:47,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:47,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:47,388 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:47,392 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 [2022-11-20 10:54:47,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Waiting until timeout for monitored process [2022-11-20 10:54:47,412 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:47,412 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:47,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:47,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:47,413 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:47,468 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:47,469 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:47,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:47,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Ended with exit code 0 [2022-11-20 10:54:47,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:47,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:47,570 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:47,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Waiting until timeout for monitored process [2022-11-20 10:54:47,577 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 [2022-11-20 10:54:47,589 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:47,589 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:47,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:47,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:47,589 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:47,592 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:47,592 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:47,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:47,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Ended with exit code 0 [2022-11-20 10:54:47,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:47,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:47,609 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:47,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Waiting until timeout for monitored process [2022-11-20 10:54:47,612 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 [2022-11-20 10:54:47,623 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:47,623 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:47,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:47,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:47,624 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:47,626 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:47,626 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:47,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:47,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Ended with exit code 0 [2022-11-20 10:54:47,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:47,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:47,641 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:47,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Waiting until timeout for monitored process [2022-11-20 10:54:47,644 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 [2022-11-20 10:54:47,656 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:47,656 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:47,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:47,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:47,656 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:47,659 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:47,659 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:47,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:47,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Ended with exit code 0 [2022-11-20 10:54:47,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:47,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:47,672 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:47,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Waiting until timeout for monitored process [2022-11-20 10:54:47,675 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 [2022-11-20 10:54:47,687 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:47,687 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:47,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:47,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:47,687 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:47,690 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:47,690 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:47,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:47,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Ended with exit code 0 [2022-11-20 10:54:47,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:47,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:47,704 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:47,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Waiting until timeout for monitored process [2022-11-20 10:54:47,706 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 [2022-11-20 10:54:47,718 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:47,718 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:47,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:47,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:47,718 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:47,721 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:47,721 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:47,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:47,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Ended with exit code 0 [2022-11-20 10:54:47,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:47,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:47,735 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:47,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Waiting until timeout for monitored process [2022-11-20 10:54:47,738 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 [2022-11-20 10:54:47,750 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:47,750 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:47,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:47,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:47,750 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:47,753 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:47,753 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:47,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:47,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Ended with exit code 0 [2022-11-20 10:54:47,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:47,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:47,767 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:47,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Waiting until timeout for monitored process [2022-11-20 10:54:47,771 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 [2022-11-20 10:54:47,783 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:47,784 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:47,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:47,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:47,784 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:47,799 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:47,799 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:47,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:47,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Ended with exit code 0 [2022-11-20 10:54:47,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:47,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:47,841 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:47,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Waiting until timeout for monitored process [2022-11-20 10:54:47,844 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 [2022-11-20 10:54:47,855 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:47,855 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:47,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:47,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:47,856 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:47,858 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:47,858 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:47,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:47,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Ended with exit code 0 [2022-11-20 10:54:47,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:47,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:47,871 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:47,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Waiting until timeout for monitored process [2022-11-20 10:54:47,874 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 [2022-11-20 10:54:47,886 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:47,886 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:47,886 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:47,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:47,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:47,886 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:47,887 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:47,887 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:47,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:47,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Ended with exit code 0 [2022-11-20 10:54:47,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:47,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:47,895 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:47,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Waiting until timeout for monitored process [2022-11-20 10:54:47,898 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 [2022-11-20 10:54:47,909 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:47,910 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:47,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:47,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:47,910 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:47,913 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:47,913 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:47,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:47,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Ended with exit code 0 [2022-11-20 10:54:47,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:47,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:47,927 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:47,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Waiting until timeout for monitored process [2022-11-20 10:54:47,930 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 [2022-11-20 10:54:47,942 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:47,942 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:47,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:47,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:47,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:47,942 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:47,943 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:47,943 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:47,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:47,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Ended with exit code 0 [2022-11-20 10:54:47,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:47,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:47,951 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:47,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Waiting until timeout for monitored process [2022-11-20 10:54:47,954 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 [2022-11-20 10:54:47,966 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:47,966 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:47,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:47,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:47,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:47,967 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:47,967 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:47,967 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:47,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:47,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:47,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:47,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:47,975 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:47,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Waiting until timeout for monitored process [2022-11-20 10:54:47,978 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 [2022-11-20 10:54:47,990 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:47,990 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:47,990 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:47,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:47,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:47,990 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:47,991 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:47,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:47,995 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:47,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Ended with exit code 0 [2022-11-20 10:54:47,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:47,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:47,999 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Waiting until timeout for monitored process [2022-11-20 10:54:48,002 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 [2022-11-20 10:54:48,013 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,013 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:48,013 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:48,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,014 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:48,014 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:48,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:48,018 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:48,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:48,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:48,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:48,022 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Waiting until timeout for monitored process [2022-11-20 10:54:48,025 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 [2022-11-20 10:54:48,036 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,036 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:48,036 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:48,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,037 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:48,037 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:48,037 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:48,041 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:48,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Ended with exit code 0 [2022-11-20 10:54:48,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:48,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:48,045 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Waiting until timeout for monitored process [2022-11-20 10:54:48,048 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 [2022-11-20 10:54:48,059 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,059 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:48,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:48,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,059 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:48,060 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:48,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:48,064 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:48,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Ended with exit code 0 [2022-11-20 10:54:48,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:48,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:48,067 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Waiting until timeout for monitored process [2022-11-20 10:54:48,070 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 [2022-11-20 10:54:48,081 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,081 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:48,081 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:48,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,082 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:48,082 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:48,082 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:48,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:48,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:48,089 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 10:54:48,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:48,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:48,091 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Waiting until timeout for monitored process [2022-11-20 10:54:48,095 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:48,107 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,108 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:48,108 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:48,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,108 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:48,110 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:48,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:48,127 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:48,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:48,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:48,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:48,132 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Waiting until timeout for monitored process [2022-11-20 10:54:48,136 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 [2022-11-20 10:54:48,148 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,148 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:48,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,148 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:48,152 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:54:48,152 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:54:48,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:48,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:48,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:48,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:48,173 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Waiting until timeout for monitored process [2022-11-20 10:54:48,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:48,189 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,189 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:48,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,189 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:48,193 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:54:48,193 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:54:48,205 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:48,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Ended with exit code 0 [2022-11-20 10:54:48,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:48,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:48,209 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Waiting until timeout for monitored process [2022-11-20 10:54:48,211 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 [2022-11-20 10:54:48,228 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,229 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:48,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,229 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:48,290 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:54:48,291 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:54:48,414 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:48,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:48,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:48,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:48,419 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Waiting until timeout for monitored process [2022-11-20 10:54:48,422 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 [2022-11-20 10:54:48,434 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,434 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:48,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,434 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:48,437 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:54:48,437 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:54:48,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:48,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Ended with exit code 0 [2022-11-20 10:54:48,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:48,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:48,459 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Waiting until timeout for monitored process [2022-11-20 10:54:48,460 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 [2022-11-20 10:54:48,472 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,472 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:48,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,473 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:48,476 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:54:48,476 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:54:48,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:48,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Ended with exit code 0 [2022-11-20 10:54:48,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:48,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:48,493 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Waiting until timeout for monitored process [2022-11-20 10:54:48,496 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 [2022-11-20 10:54:48,507 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,508 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:48,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,508 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:48,512 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:54:48,513 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:54:48,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:48,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Ended with exit code 0 [2022-11-20 10:54:48,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:48,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:48,529 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Waiting until timeout for monitored process [2022-11-20 10:54:48,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:48,545 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,545 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:48,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,545 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:48,548 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:54:48,549 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:54:48,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:48,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Ended with exit code 0 [2022-11-20 10:54:48,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:48,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:48,565 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,573 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 [2022-11-20 10:54:48,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Waiting until timeout for monitored process [2022-11-20 10:54:48,586 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,586 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:48,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,586 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:48,589 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:54:48,589 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:54:48,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:48,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:48,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:48,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:48,607 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Waiting until timeout for monitored process [2022-11-20 10:54:48,609 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 [2022-11-20 10:54:48,622 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,622 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:48,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,622 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:48,625 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:54:48,626 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:54:48,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:48,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Ended with exit code 0 [2022-11-20 10:54:48,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:48,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:48,642 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (202)] Waiting until timeout for monitored process [2022-11-20 10:54:48,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:48,657 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,657 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:48,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,658 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:48,676 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:54:48,676 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:54:48,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:48,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (202)] Ended with exit code 0 [2022-11-20 10:54:48,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:48,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:48,735 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Waiting until timeout for monitored process [2022-11-20 10:54:48,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:48,750 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,750 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:48,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,750 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:48,753 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:54:48,753 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:54:48,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:48,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:48,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:48,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:48,768 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Waiting until timeout for monitored process [2022-11-20 10:54:48,771 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 [2022-11-20 10:54:48,782 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,783 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:48,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:48,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,783 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:48,784 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:48,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:48,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:48,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Ended with exit code 0 [2022-11-20 10:54:48,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:48,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:48,793 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (205)] Waiting until timeout for monitored process [2022-11-20 10:54:48,795 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 [2022-11-20 10:54:48,807 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,807 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:48,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,807 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:48,810 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:54:48,810 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:54:48,822 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:48,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (205)] Ended with exit code 0 [2022-11-20 10:54:48,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:48,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:48,826 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (206)] Waiting until timeout for monitored process [2022-11-20 10:54:48,829 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 [2022-11-20 10:54:48,839 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,840 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:48,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:48,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,840 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:48,841 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:48,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:48,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:48,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (206)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:48,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:48,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:48,850 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (207)] Waiting until timeout for monitored process [2022-11-20 10:54:48,853 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 [2022-11-20 10:54:48,864 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,864 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:48,864 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:48,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,865 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:48,866 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:48,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:48,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:48,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (207)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:48,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:48,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:48,875 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (208)] Waiting until timeout for monitored process [2022-11-20 10:54:48,879 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 [2022-11-20 10:54:48,891 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,891 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:48,891 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:48,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,891 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:48,892 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:48,892 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:48,898 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:48,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (208)] Ended with exit code 0 [2022-11-20 10:54:48,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:48,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:48,902 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (209)] Waiting until timeout for monitored process [2022-11-20 10:54:48,904 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 [2022-11-20 10:54:48,916 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,916 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:48,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:48,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,916 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:48,917 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:48,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:48,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:48,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (209)] Ended with exit code 0 [2022-11-20 10:54:48,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:48,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:48,927 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (210)] Waiting until timeout for monitored process [2022-11-20 10:54:48,929 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 [2022-11-20 10:54:48,941 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,941 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:48,941 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:48,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,942 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:48,943 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:48,943 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:48,948 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:48,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (210)] Ended with exit code 0 [2022-11-20 10:54:48,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:48,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:48,953 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (211)] Waiting until timeout for monitored process [2022-11-20 10:54:48,956 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 [2022-11-20 10:54:48,967 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,967 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:48,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:48,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,968 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:48,969 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:48,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:48,975 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:48,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (211)] Ended with exit code 0 [2022-11-20 10:54:48,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:48,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:48,978 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:48,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (212)] Waiting until timeout for monitored process [2022-11-20 10:54:48,981 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 [2022-11-20 10:54:48,993 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:48,994 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:48,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:48,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:48,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:48,994 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:48,995 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:48,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:49,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (212)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:49,027 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 10:54:49,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,028 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (213)] Waiting until timeout for monitored process [2022-11-20 10:54:49,035 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 [2022-11-20 10:54:49,046 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,046 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:49,046 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:49,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,047 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:49,047 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:49,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:49,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (213)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:49,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,054 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (214)] Waiting until timeout for monitored process [2022-11-20 10:54:49,057 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 [2022-11-20 10:54:49,068 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,069 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:49,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,069 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:49,071 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:49,071 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:49,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (214)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:49,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,084 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (215)] Waiting until timeout for monitored process [2022-11-20 10:54:49,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:49,098 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,098 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:49,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,098 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:49,100 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:49,100 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:49,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (215)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:49,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,112 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (216)] Waiting until timeout for monitored process [2022-11-20 10:54:49,114 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 [2022-11-20 10:54:49,128 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,128 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:49,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,129 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:49,172 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:49,172 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:49,240 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (216)] Ended with exit code 0 [2022-11-20 10:54:49,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,244 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (217)] Waiting until timeout for monitored process [2022-11-20 10:54:49,247 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 [2022-11-20 10:54:49,258 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,258 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:49,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,258 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:49,261 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:49,261 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:49,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (217)] Ended with exit code 0 [2022-11-20 10:54:49,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,275 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (218)] Waiting until timeout for monitored process [2022-11-20 10:54:49,278 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 [2022-11-20 10:54:49,289 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,289 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:49,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,289 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:49,291 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:49,291 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:49,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (218)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:49,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,303 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (219)] Waiting until timeout for monitored process [2022-11-20 10:54:49,305 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 [2022-11-20 10:54:49,316 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,316 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:49,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,317 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:49,319 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:49,319 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:49,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (219)] Ended with exit code 0 [2022-11-20 10:54:49,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,330 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (220)] Waiting until timeout for monitored process [2022-11-20 10:54:49,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:49,343 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,344 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:49,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,344 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:49,346 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:49,346 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:49,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (220)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:49,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,357 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (221)] Waiting until timeout for monitored process [2022-11-20 10:54:49,359 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 [2022-11-20 10:54:49,371 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,371 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:49,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,371 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:49,373 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:49,373 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:49,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (221)] Ended with exit code 0 [2022-11-20 10:54:49,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,384 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (222)] Waiting until timeout for monitored process [2022-11-20 10:54:49,387 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 [2022-11-20 10:54:49,398 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,398 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:49,398 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,398 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,398 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:49,401 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:49,401 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:49,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (222)] Ended with exit code 0 [2022-11-20 10:54:49,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,412 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (223)] Waiting until timeout for monitored process [2022-11-20 10:54:49,414 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 [2022-11-20 10:54:49,426 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,426 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:49,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,426 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:49,439 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:49,439 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:49,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (223)] Ended with exit code 0 [2022-11-20 10:54:49,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,472 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (224)] Waiting until timeout for monitored process [2022-11-20 10:54:49,474 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 [2022-11-20 10:54:49,485 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,485 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:49,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,486 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:49,488 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:49,488 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:49,495 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (224)] Ended with exit code 0 [2022-11-20 10:54:49,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,499 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (225)] Waiting until timeout for monitored process [2022-11-20 10:54:49,503 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 [2022-11-20 10:54:49,514 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,514 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:49,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:49,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,515 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:49,515 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:49,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:49,518 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (225)] Ended with exit code 0 [2022-11-20 10:54:49,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,522 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (226)] Waiting until timeout for monitored process [2022-11-20 10:54:49,525 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 [2022-11-20 10:54:49,536 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,536 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:49,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,537 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:49,539 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:54:49,539 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:54:49,546 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (226)] Ended with exit code 0 [2022-11-20 10:54:49,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,550 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (227)] Waiting until timeout for monitored process [2022-11-20 10:54:49,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:49,564 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,564 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:49,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:49,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,565 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:49,565 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:49,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:49,568 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (227)] Ended with exit code 0 [2022-11-20 10:54:49,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,572 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (228)] Waiting until timeout for monitored process [2022-11-20 10:54:49,576 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 [2022-11-20 10:54:49,588 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,588 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:49,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:49,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,588 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:49,589 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:49,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:49,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (228)] Ended with exit code 0 [2022-11-20 10:54:49,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,595 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (229)] Waiting until timeout for monitored process [2022-11-20 10:54:49,598 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 [2022-11-20 10:54:49,609 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,609 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:49,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:49,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,610 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:49,610 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:49,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:49,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (229)] Ended with exit code 0 [2022-11-20 10:54:49,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,617 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (230)] Waiting until timeout for monitored process [2022-11-20 10:54:49,620 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 [2022-11-20 10:54:49,631 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,631 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:49,631 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:49,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,632 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:49,632 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:49,632 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:49,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (230)] Ended with exit code 0 [2022-11-20 10:54:49,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,639 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (231)] Waiting until timeout for monitored process [2022-11-20 10:54:49,642 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 [2022-11-20 10:54:49,653 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,653 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:49,654 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:49,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,654 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:49,654 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:49,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:49,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (231)] Ended with exit code 0 [2022-11-20 10:54:49,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,661 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (232)] Waiting until timeout for monitored process [2022-11-20 10:54:49,664 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 [2022-11-20 10:54:49,675 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,675 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:49,675 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:49,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,676 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:49,676 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:49,676 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:49,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (232)] Ended with exit code 0 [2022-11-20 10:54:49,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,683 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (233)] Waiting until timeout for monitored process [2022-11-20 10:54:49,686 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 [2022-11-20 10:54:49,697 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,697 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:49,697 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:49,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,698 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:49,698 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:49,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:49,701 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (233)] Ended with exit code 0 [2022-11-20 10:54:49,704 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 10:54:49,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,705 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (234)] Waiting until timeout for monitored process [2022-11-20 10:54:49,708 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 [2022-11-20 10:54:49,719 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,720 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:49,720 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:49,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,720 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:49,721 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:49,721 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:49,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (234)] Ended with exit code 0 [2022-11-20 10:54:49,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,730 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (235)] Waiting until timeout for monitored process [2022-11-20 10:54:49,733 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 [2022-11-20 10:54:49,745 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,745 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:49,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,745 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:49,749 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-20 10:54:49,749 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-20 10:54:49,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (235)] Ended with exit code 0 [2022-11-20 10:54:49,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,764 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (236)] Waiting until timeout for monitored process [2022-11-20 10:54:49,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:49,778 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,779 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:49,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,779 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:49,782 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-20 10:54:49,782 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-20 10:54:49,793 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (236)] Ended with exit code 0 [2022-11-20 10:54:49,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,797 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (237)] Waiting until timeout for monitored process [2022-11-20 10:54:49,799 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 [2022-11-20 10:54:49,815 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:49,815 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:49,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:49,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:49,815 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:49,880 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-20 10:54:49,880 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-20 10:54:49,985 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:49,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (237)] Ended with exit code 0 [2022-11-20 10:54:49,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:49,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:49,991 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:49,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (238)] Waiting until timeout for monitored process [2022-11-20 10:54:49,995 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 [2022-11-20 10:54:50,007 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:50,007 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:50,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:50,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:50,007 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:50,011 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-20 10:54:50,011 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-20 10:54:50,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:50,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (238)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:50,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:50,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:50,025 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:50,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (239)] Waiting until timeout for monitored process [2022-11-20 10:54:50,028 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 [2022-11-20 10:54:50,039 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:50,039 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:50,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:50,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:50,039 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:50,043 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-20 10:54:50,043 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-20 10:54:50,053 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:50,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (239)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:50,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:50,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:50,057 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:50,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (240)] Waiting until timeout for monitored process [2022-11-20 10:54:50,060 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 [2022-11-20 10:54:50,071 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:50,071 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:50,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:50,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:50,072 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:50,075 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-20 10:54:50,075 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-20 10:54:50,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:50,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (240)] Ended with exit code 0 [2022-11-20 10:54:50,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:50,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:50,089 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:50,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (241)] Waiting until timeout for monitored process [2022-11-20 10:54:50,091 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 [2022-11-20 10:54:50,103 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:50,103 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:50,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:50,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:50,103 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:50,106 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-20 10:54:50,106 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-20 10:54:50,116 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:50,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (241)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:50,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:50,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:50,123 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:50,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (242)] Waiting until timeout for monitored process [2022-11-20 10:54:50,125 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 [2022-11-20 10:54:50,137 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:50,137 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:50,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:50,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:50,137 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:50,140 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-20 10:54:50,141 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-20 10:54:50,152 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:50,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (242)] Ended with exit code 0 [2022-11-20 10:54:50,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:50,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:50,156 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:50,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (243)] Waiting until timeout for monitored process [2022-11-20 10:54:50,158 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 [2022-11-20 10:54:50,170 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:50,170 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:50,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:50,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:50,170 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:50,174 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-20 10:54:50,174 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-20 10:54:50,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:50,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (243)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:50,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:50,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:50,189 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:50,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (244)] Waiting until timeout for monitored process [2022-11-20 10:54:50,191 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 [2022-11-20 10:54:50,203 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:50,203 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:50,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:50,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:50,204 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:50,224 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-20 10:54:50,225 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-20 10:54:50,278 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:50,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (244)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:50,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:50,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:50,283 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:50,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (245)] Waiting until timeout for monitored process [2022-11-20 10:54:50,285 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 [2022-11-20 10:54:50,296 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:50,296 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:50,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:50,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:50,297 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:50,300 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-20 10:54:50,300 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-20 10:54:50,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:50,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (245)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:50,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:50,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:50,314 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:50,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (246)] Waiting until timeout for monitored process [2022-11-20 10:54:50,317 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 [2022-11-20 10:54:50,328 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:50,328 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:50,328 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:50,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:50,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:50,329 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:50,329 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:50,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:50,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:50,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (246)] Ended with exit code 0 [2022-11-20 10:54:50,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:50,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:50,337 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:50,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (247)] Waiting until timeout for monitored process [2022-11-20 10:54:50,339 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 [2022-11-20 10:54:50,351 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:50,351 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:50,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:50,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:50,352 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:50,354 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-20 10:54:50,355 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-20 10:54:50,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:50,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (247)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:50,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:50,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:50,368 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:50,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (248)] Waiting until timeout for monitored process [2022-11-20 10:54:50,371 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 [2022-11-20 10:54:50,383 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:50,383 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:50,383 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:50,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:50,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:50,383 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:50,431 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:50,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:50,434 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:50,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (248)] Ended with exit code 0 [2022-11-20 10:54:50,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:50,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:50,437 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:50,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (249)] Waiting until timeout for monitored process [2022-11-20 10:54:50,440 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 [2022-11-20 10:54:50,451 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:50,451 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:50,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:50,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:50,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:50,452 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:50,452 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:50,452 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:50,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:50,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (249)] Ended with exit code 0 [2022-11-20 10:54:50,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:50,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:50,460 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:50,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (250)] Waiting until timeout for monitored process [2022-11-20 10:54:50,463 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 [2022-11-20 10:54:50,474 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:50,474 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:50,475 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:50,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:50,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:50,475 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:50,476 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:50,476 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:50,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:50,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (250)] Ended with exit code 0 [2022-11-20 10:54:50,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:50,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:50,483 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:50,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (251)] Waiting until timeout for monitored process [2022-11-20 10:54:50,486 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 [2022-11-20 10:54:50,498 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:50,498 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:50,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:50,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:50,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:50,498 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:50,499 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:50,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:50,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:50,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (251)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:50,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:50,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:50,507 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:50,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (252)] Waiting until timeout for monitored process [2022-11-20 10:54:50,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:50,522 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:50,522 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:50,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:50,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:50,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:50,522 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:50,523 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:50,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:50,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:50,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (252)] Ended with exit code 0 [2022-11-20 10:54:50,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:50,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:50,531 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:50,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (253)] Waiting until timeout for monitored process [2022-11-20 10:54:50,534 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 [2022-11-20 10:54:50,549 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:50,549 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:50,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:50,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:50,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:50,550 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:50,551 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:50,551 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:50,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:50,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (253)] Ended with exit code 0 [2022-11-20 10:54:50,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:50,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:50,559 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:50,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (254)] Waiting until timeout for monitored process [2022-11-20 10:54:50,561 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 [2022-11-20 10:54:50,573 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:50,574 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:50,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:50,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:50,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:50,574 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:50,575 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:50,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:50,579 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:50,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (254)] Ended with exit code 0 [2022-11-20 10:54:50,582 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-11-20 10:54:50,582 INFO L748 eck$LassoCheckResult]: Stem: 75600#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 75585#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 75573#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 75575#L61 assume !(0 == mp_add_~a2~0#1 % 256); 75576#L59-1 mp_add_~nb~0#1 := 4; 75747#L69 assume !(0 == mp_add_~b3~0#1 % 256); 75619#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 75620#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 76686#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 76683#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 76679#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 76677#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 76675#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 76673#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 76671#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 76669#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 76667#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 76665#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 76661#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 76658#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 76656#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 76654#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 76652#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 76650#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 76648#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 76646#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 76644#L84 assume !(0 == mp_add_~i~0#1 % 256); 76642#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 76640#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 76638#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 76636#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 76634#L90 assume !(0 == mp_add_~i~0#1 % 256); 76632#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 76630#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 76628#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 76624#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 76621#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 76619#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 76618#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 76617#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 76616#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 76615#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 76543#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 76542#L84 assume !(0 == mp_add_~i~0#1 % 256); 76540#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 76541#L85-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a2~0#1 % 256; 76534#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 76535#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 76689#L90 assume !(0 == mp_add_~i~0#1 % 256); 76688#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 76687#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 76685#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 76681#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 76678#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 76676#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 76674#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 76672#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 76670#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 76668#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 76666#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 76663#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 76659#L90 assume !(0 == mp_add_~i~0#1 % 256); 76657#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 76655#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 76653#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 76651#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 76649#L96 assume !(0 == mp_add_~partial_sum~0#1); 76647#L96-2 assume 255 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := mp_add_~partial_sum~0#1; 76645#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 76643#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 76641#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 76639#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 76637#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 76635#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 76633#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 76631#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 76629#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 76626#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 76622#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 76620#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 76618#L100-1 [2022-11-20 10:54:50,582 INFO L750 eck$LassoCheckResult]: Loop: 76618#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 76617#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 76616#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 76615#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 76543#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 76542#L84 assume !(0 == mp_add_~i~0#1 % 256); 76540#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 76541#L85-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a2~0#1 % 256; 76534#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 76535#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 76689#L90 assume !(0 == mp_add_~i~0#1 % 256); 76688#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 76687#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 76685#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 76681#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 76678#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 76676#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 76674#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 76672#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 76670#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 76668#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 76666#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 76663#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 76659#L90 assume !(0 == mp_add_~i~0#1 % 256); 76657#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 76655#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 76653#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 76651#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 76649#L96 assume !(0 == mp_add_~partial_sum~0#1); 76647#L96-2 assume 255 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := mp_add_~partial_sum~0#1; 76645#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 76643#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 76641#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 76639#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 76637#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 76635#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 76633#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 76631#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 76629#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 76626#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 76622#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 76620#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 76618#L100-1 [2022-11-20 10:54:50,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:54:50,583 INFO L85 PathProgramCache]: Analyzing trace with hash 1384199113, now seen corresponding path program 2 times [2022-11-20 10:54:50,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:54:50,584 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468847208] [2022-11-20 10:54:50,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:54:50,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:54:50,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:54:50,614 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:54:50,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:54:50,652 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:54:50,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:54:50,652 INFO L85 PathProgramCache]: Analyzing trace with hash -2128740443, now seen corresponding path program 2 times [2022-11-20 10:54:50,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:54:50,653 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439947181] [2022-11-20 10:54:50,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:54:50,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:54:50,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:54:50,664 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:54:50,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:54:50,675 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:54:50,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:54:50,676 INFO L85 PathProgramCache]: Analyzing trace with hash 1183709549, now seen corresponding path program 3 times [2022-11-20 10:54:50,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:54:50,676 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596359152] [2022-11-20 10:54:50,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:54:50,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:54:50,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:54:50,981 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 152 proven. 145 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-11-20 10:54:50,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:54:50,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596359152] [2022-11-20 10:54:50,982 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596359152] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:54:50,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [503708660] [2022-11-20 10:54:50,982 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-20 10:54:50,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:54:50,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:50,985 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:54:51,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (255)] Waiting until timeout for monitored process [2022-11-20 10:54:51,126 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-11-20 10:54:51,127 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 10:54:51,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 10:54:51,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:54:51,714 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 200 proven. 13 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-11-20 10:54:51,714 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:54:52,012 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 205 proven. 8 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-11-20 10:54:52,018 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [503708660] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:54:52,019 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:54:52,019 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 6] total 16 [2022-11-20 10:54:52,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19176705] [2022-11-20 10:54:52,019 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:54:52,463 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:54:52,463 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:54:52,463 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:54:52,463 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:54:52,463 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:54:52,463 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:52,463 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:54:52,464 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:54:52,464 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration28_Loop [2022-11-20 10:54:52,464 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:54:52,464 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:54:52,465 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:52,471 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:52,475 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:52,483 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:52,495 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:53,035 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:54:53,036 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:54:53,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:53,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:53,041 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:53,047 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:54:53,047 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:54:53,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (256)] Waiting until timeout for monitored process [2022-11-20 10:54:53,064 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:54:53,065 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_mp_add_#t~nondet1#1=0} Honda state: {ULTIMATE.start_mp_add_#t~nondet1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 10:54:53,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (256)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:53,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:53,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:53,074 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:53,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (257)] Waiting until timeout for monitored process [2022-11-20 10:54:53,080 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:54:53,080 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:54:53,112 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:54:53,112 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_mp_add_~partial_sum~0#1=1} Honda state: {ULTIMATE.start_mp_add_~partial_sum~0#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 10:54:53,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (257)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:53,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:53,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:53,117 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:53,126 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:54:53,126 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:54:53,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (258)] Waiting until timeout for monitored process [2022-11-20 10:54:53,166 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:54:53,166 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_mp_add_~r3~0#1=255, ULTIMATE.start_mp_add_~b3~0#1=255} Honda state: {ULTIMATE.start_mp_add_~r3~0#1=255, ULTIMATE.start_mp_add_~b3~0#1=255} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 10:54:53,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (258)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:53,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:53,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:53,172 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:53,176 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:54:53,176 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:54:53,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (259)] Waiting until timeout for monitored process [2022-11-20 10:54:53,278 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:54:53,278 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_mp_add_~carry~0#1=0, ULTIMATE.start_mp_add_~r2~0#1=1, ULTIMATE.start_mp_add_~a2~0#1=17921, ULTIMATE.start_mp_add_~b2~0#1=0} Honda state: {ULTIMATE.start_mp_add_~carry~0#1=0, ULTIMATE.start_mp_add_~r2~0#1=1, ULTIMATE.start_mp_add_~a2~0#1=17921, ULTIMATE.start_mp_add_~b2~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 10:54:53,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (259)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:53,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:53,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:53,284 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:53,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (260)] Waiting until timeout for monitored process [2022-11-20 10:54:53,288 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:54:53,288 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:54:53,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (260)] Ended with exit code 0 [2022-11-20 10:54:53,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:53,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:53,338 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:53,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (261)] Waiting until timeout for monitored process [2022-11-20 10:54:53,340 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:54:53,340 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:54:54,306 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 10:54:54,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (261)] Ended with exit code 0 [2022-11-20 10:54:54,312 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:54:54,312 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:54:54,312 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:54:54,312 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:54:54,312 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:54:54,312 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:54,312 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:54:54,312 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:54:54,312 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration28_Loop [2022-11-20 10:54:54,312 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:54:54,312 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:54:54,314 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:54,317 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:54,333 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:54,342 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:54,345 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:54:54,932 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:54:54,932 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:54:54,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:54,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:54,940 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:54,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:54,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (262)] Waiting until timeout for monitored process [2022-11-20 10:54:54,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:54,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:54,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:54,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:54,963 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:54,963 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:54:54,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:54,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:54,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (262)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:54,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:54,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:54,978 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:54,983 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 [2022-11-20 10:54:54,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (263)] Waiting until timeout for monitored process [2022-11-20 10:54:54,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:54,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:54,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:54,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:54,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:55,003 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:54:55,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (263)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:55,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,027 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,031 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 [2022-11-20 10:54:55,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (264)] Waiting until timeout for monitored process [2022-11-20 10:54:55,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:55,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,045 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:55,047 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:54:55,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,063 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (264)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:55,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,070 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,073 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 [2022-11-20 10:54:55,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (265)] Waiting until timeout for monitored process [2022-11-20 10:54:55,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:55,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:55,090 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:54:55,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (265)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:55,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,110 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,114 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 [2022-11-20 10:54:55,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (266)] Waiting until timeout for monitored process [2022-11-20 10:54:55,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:55,129 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,129 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:54:55,132 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:54:55,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,150 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (266)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:55,154 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 10:54:55,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,156 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,160 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:55,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (267)] Waiting until timeout for monitored process [2022-11-20 10:54:55,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:55,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,175 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:55,175 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:55,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (267)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:55,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,196 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,200 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 [2022-11-20 10:54:55,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (268)] Waiting until timeout for monitored process [2022-11-20 10:54:55,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:55,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,216 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:55,220 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:55,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,239 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (268)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:55,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,244 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,248 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 [2022-11-20 10:54:55,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (269)] Waiting until timeout for monitored process [2022-11-20 10:54:55,262 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:55,262 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,263 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:55,265 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:55,265 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (269)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:55,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,297 INFO L229 MonitoredProcess]: Starting monitored process 270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,301 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 [2022-11-20 10:54:55,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (270)] Waiting until timeout for monitored process [2022-11-20 10:54:55,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:55,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,315 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:55,315 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:55,316 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (270)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:55,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,336 INFO L229 MonitoredProcess]: Starting monitored process 271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,341 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 [2022-11-20 10:54:55,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (271)] Waiting until timeout for monitored process [2022-11-20 10:54:55,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:55,355 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,356 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:55,361 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:55,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (271)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:55,378 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 10:54:55,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,379 INFO L229 MonitoredProcess]: Starting monitored process 272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,383 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 [2022-11-20 10:54:55,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (272)] Waiting until timeout for monitored process [2022-11-20 10:54:55,398 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:55,398 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,398 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,398 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,398 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:55,399 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:55,399 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (272)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:55,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,420 INFO L229 MonitoredProcess]: Starting monitored process 273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:55,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (273)] Waiting until timeout for monitored process [2022-11-20 10:54:55,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:55,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,440 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:55,446 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:55,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (273)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:55,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,477 INFO L229 MonitoredProcess]: Starting monitored process 274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,480 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 [2022-11-20 10:54:55,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (274)] Waiting until timeout for monitored process [2022-11-20 10:54:55,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:55,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,496 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:55,499 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:55,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,523 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (274)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:55,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,530 INFO L229 MonitoredProcess]: Starting monitored process 275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (275)] Waiting until timeout for monitored process [2022-11-20 10:54:55,535 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 [2022-11-20 10:54:55,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:55,550 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,550 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:55,551 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:55,551 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (275)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:55,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,582 INFO L229 MonitoredProcess]: Starting monitored process 276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,585 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 [2022-11-20 10:54:55,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (276)] Waiting until timeout for monitored process [2022-11-20 10:54:55,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:55,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,602 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:55,608 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:55,608 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (276)] Ended with exit code 0 [2022-11-20 10:54:55,622 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 10:54:55,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,623 INFO L229 MonitoredProcess]: Starting monitored process 277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (277)] Waiting until timeout for monitored process [2022-11-20 10:54:55,625 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 [2022-11-20 10:54:55,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:55,637 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,638 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:55,638 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:55,638 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,641 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (277)] Ended with exit code 0 [2022-11-20 10:54:55,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,646 INFO L229 MonitoredProcess]: Starting monitored process 278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (278)] Waiting until timeout for monitored process [2022-11-20 10:54:55,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:55,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:55,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,662 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:55,668 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:55,669 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,680 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,683 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (278)] Ended with exit code 0 [2022-11-20 10:54:55,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,684 INFO L229 MonitoredProcess]: Starting monitored process 279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (279)] Waiting until timeout for monitored process [2022-11-20 10:54:55,687 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 [2022-11-20 10:54:55,699 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:55,699 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,699 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:55,703 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:55,703 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,710 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (279)] Ended with exit code 0 [2022-11-20 10:54:55,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,714 INFO L229 MonitoredProcess]: Starting monitored process 280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (280)] Waiting until timeout for monitored process [2022-11-20 10:54:55,716 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 [2022-11-20 10:54:55,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:55,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,729 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:55,730 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:55,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,733 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (280)] Ended with exit code 0 [2022-11-20 10:54:55,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,738 INFO L229 MonitoredProcess]: Starting monitored process 281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (281)] Waiting until timeout for monitored process [2022-11-20 10:54:55,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:55,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:54:55,753 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,753 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:55,760 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:55,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (281)] Ended with exit code 0 [2022-11-20 10:54:55,774 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 10:54:55,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,775 INFO L229 MonitoredProcess]: Starting monitored process 282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (282)] Waiting until timeout for monitored process [2022-11-20 10:54:55,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:55,795 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:55,796 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:55,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,796 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:55,796 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:55,797 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,800 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (282)] Ended with exit code 0 [2022-11-20 10:54:55,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,804 INFO L229 MonitoredProcess]: Starting monitored process 283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (283)] Waiting until timeout for monitored process [2022-11-20 10:54:55,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:55,823 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:55,823 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:55,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,824 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:55,828 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:55,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,840 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (283)] Ended with exit code 0 [2022-11-20 10:54:55,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,844 INFO L229 MonitoredProcess]: Starting monitored process 284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (284)] Waiting until timeout for monitored process [2022-11-20 10:54:55,848 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 [2022-11-20 10:54:55,860 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:55,860 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:55,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,861 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:55,863 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:55,863 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (284)] Ended with exit code 0 [2022-11-20 10:54:55,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,875 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (285)] Waiting until timeout for monitored process [2022-11-20 10:54:55,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:55,889 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:55,889 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:55,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,890 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:55,890 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:55,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (285)] Ended with exit code 0 [2022-11-20 10:54:55,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,899 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (286)] Waiting until timeout for monitored process [2022-11-20 10:54:55,902 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 [2022-11-20 10:54:55,913 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:55,914 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:55,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,914 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:54:55,918 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:54:55,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (286)] Ended with exit code 0 [2022-11-20 10:54:55,934 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 10:54:55,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,936 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (287)] Waiting until timeout for monitored process [2022-11-20 10:54:55,938 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 [2022-11-20 10:54:55,950 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:55,950 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:55,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,950 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:55,951 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:55,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (287)] Ended with exit code 0 [2022-11-20 10:54:55,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:55,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:55,959 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:55,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (288)] Waiting until timeout for monitored process [2022-11-20 10:54:55,962 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 [2022-11-20 10:54:55,974 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:55,975 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:55,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:55,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:55,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:55,975 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:55,981 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:55,981 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:55,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:55,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (288)] Ended with exit code 0 [2022-11-20 10:54:55,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:56,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:56,001 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:56,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (289)] Waiting until timeout for monitored process [2022-11-20 10:54:56,003 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 [2022-11-20 10:54:56,015 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:56,015 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:56,015 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:56,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:56,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:56,016 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:56,019 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:56,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:56,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:56,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (289)] Ended with exit code 0 [2022-11-20 10:54:56,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:56,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:56,036 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:56,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (290)] Waiting until timeout for monitored process [2022-11-20 10:54:56,039 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 [2022-11-20 10:54:56,050 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:56,050 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:56,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:56,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:56,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:56,051 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:56,052 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:56,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:56,058 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:56,061 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (290)] Ended with exit code 0 [2022-11-20 10:54:56,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:56,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:56,062 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:56,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (291)] Waiting until timeout for monitored process [2022-11-20 10:54:56,065 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 [2022-11-20 10:54:56,077 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:56,077 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:54:56,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:56,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:56,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:56,078 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:56,084 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:56,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:56,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:56,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (291)] Ended with exit code 0 [2022-11-20 10:54:56,106 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 10:54:56,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:56,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:56,107 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:56,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (292)] Waiting until timeout for monitored process [2022-11-20 10:54:56,109 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 [2022-11-20 10:54:56,121 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:56,121 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:56,121 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:56,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:56,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:56,122 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:56,123 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:56,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:56,129 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:56,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (292)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:56,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:56,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:56,132 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:56,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (293)] Waiting until timeout for monitored process [2022-11-20 10:54:56,135 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 [2022-11-20 10:54:56,148 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:56,148 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:56,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:56,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:56,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:56,149 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:56,157 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:56,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:56,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:56,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (293)] Ended with exit code 0 [2022-11-20 10:54:56,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:56,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:56,181 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:56,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (294)] Waiting until timeout for monitored process [2022-11-20 10:54:56,184 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 [2022-11-20 10:54:56,196 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:56,196 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:56,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:56,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:56,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:56,196 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:56,201 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:56,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:56,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:56,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (294)] Ended with exit code 0 [2022-11-20 10:54:56,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:56,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:56,221 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:56,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (295)] Waiting until timeout for monitored process [2022-11-20 10:54:56,223 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 [2022-11-20 10:54:56,235 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:56,235 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:56,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:56,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:56,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:56,236 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:56,237 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:56,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:56,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:56,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (295)] Ended with exit code 0 [2022-11-20 10:54:56,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:56,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:56,251 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:56,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (296)] Waiting until timeout for monitored process [2022-11-20 10:54:56,258 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 [2022-11-20 10:54:56,270 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:56,270 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:56,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:56,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:56,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:56,271 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:54:56,279 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:54:56,279 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:56,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:56,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (296)] Ended with exit code 0 [2022-11-20 10:54:56,312 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 10:54:56,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:56,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:56,313 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:56,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (297)] Waiting until timeout for monitored process [2022-11-20 10:54:56,316 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 [2022-11-20 10:54:56,330 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:56,330 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:56,330 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:56,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:56,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:56,330 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:56,331 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:56,331 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:56,334 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:56,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (297)] Forceful destruction successful, exit code 0 [2022-11-20 10:54:56,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:56,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:56,338 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:56,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (298)] Waiting until timeout for monitored process [2022-11-20 10:54:56,341 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 [2022-11-20 10:54:56,353 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:56,353 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:56,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:56,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:56,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:56,353 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:56,358 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:56,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:56,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:56,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (298)] Ended with exit code 0 [2022-11-20 10:54:56,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:56,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:56,374 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:56,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (299)] Waiting until timeout for monitored process [2022-11-20 10:54:56,377 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 [2022-11-20 10:54:56,388 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:56,388 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:56,388 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:56,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:56,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:56,389 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:56,392 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:56,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:56,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:56,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (299)] Ended with exit code 0 [2022-11-20 10:54:56,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:56,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:56,403 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:56,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (300)] Waiting until timeout for monitored process [2022-11-20 10:54:56,406 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 [2022-11-20 10:54:56,418 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:56,418 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:56,418 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:56,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:56,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:56,418 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:56,419 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:56,419 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:56,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:56,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (300)] Ended with exit code 0 [2022-11-20 10:54:56,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:56,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:56,427 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:56,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (301)] Waiting until timeout for monitored process [2022-11-20 10:54:56,430 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 [2022-11-20 10:54:56,442 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:56,442 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:54:56,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:56,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:56,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:56,443 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:54:56,448 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:54:56,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:56,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:56,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (301)] Ended with exit code 0 [2022-11-20 10:54:56,463 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 10:54:56,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:56,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:56,464 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:56,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (302)] Waiting until timeout for monitored process [2022-11-20 10:54:56,467 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 [2022-11-20 10:54:56,478 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:56,479 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:56,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:56,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:56,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:56,479 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:56,480 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:56,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:56,485 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:56,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (302)] Ended with exit code 0 [2022-11-20 10:54:56,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:56,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:56,489 INFO L229 MonitoredProcess]: Starting monitored process 303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:56,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (303)] Waiting until timeout for monitored process [2022-11-20 10:54:56,491 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 [2022-11-20 10:54:56,504 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:56,504 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:56,504 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:56,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:56,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:56,504 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:56,513 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:56,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:56,528 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:56,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (303)] Ended with exit code 0 [2022-11-20 10:54:56,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:56,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:56,535 INFO L229 MonitoredProcess]: Starting monitored process 304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:56,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (304)] Waiting until timeout for monitored process [2022-11-20 10:54:56,537 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 [2022-11-20 10:54:56,549 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:56,549 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:56,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:56,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:56,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:56,550 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:56,554 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:56,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:56,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:56,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (304)] Ended with exit code 0 [2022-11-20 10:54:56,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:56,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:56,568 INFO L229 MonitoredProcess]: Starting monitored process 305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:56,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (305)] Waiting until timeout for monitored process [2022-11-20 10:54:56,570 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 [2022-11-20 10:54:56,582 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:56,582 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:56,582 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:56,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:56,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:56,582 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:56,584 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:56,584 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:56,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:56,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (305)] Ended with exit code 0 [2022-11-20 10:54:56,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:54:56,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:56,594 INFO L229 MonitoredProcess]: Starting monitored process 306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:56,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (306)] Waiting until timeout for monitored process [2022-11-20 10:54:56,597 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:54:56,608 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:54:56,608 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:54:56,608 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:54:56,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:54:56,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:54:56,609 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:54:56,617 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:54:56,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:54:56,633 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:54:56,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (306)] Ended with exit code 0 [2022-11-20 10:54:56,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:54:56,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-20 10:54:56,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2022-11-20 10:54:56,638 INFO L87 Difference]: Start difference. First operand 1644 states and 1882 transitions. cyclomatic complexity: 259 Second operand has 16 states, 16 states have (on average 12.9375) internal successors, (207), 16 states have internal predecessors, (207), 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) [2022-11-20 10:54:59,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:54:59,269 INFO L93 Difference]: Finished difference Result 1849 states and 2078 transitions. [2022-11-20 10:54:59,269 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1849 states and 2078 transitions. [2022-11-20 10:54:59,277 INFO L131 ngComponentsAnalysis]: Automaton has 24 accepting balls. 658 [2022-11-20 10:54:59,282 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1849 states to 1684 states and 1883 transitions. [2022-11-20 10:54:59,283 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1684 [2022-11-20 10:54:59,284 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1684 [2022-11-20 10:54:59,284 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1684 states and 1883 transitions. [2022-11-20 10:54:59,285 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:54:59,286 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1684 states and 1883 transitions. [2022-11-20 10:54:59,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1684 states and 1883 transitions. [2022-11-20 10:54:59,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1684 to 1206. [2022-11-20 10:54:59,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1206 states, 1206 states have (on average 1.13681592039801) internal successors, (1371), 1205 states have internal predecessors, (1371), 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) [2022-11-20 10:54:59,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 1206 states and 1371 transitions. [2022-11-20 10:54:59,310 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1206 states and 1371 transitions. [2022-11-20 10:54:59,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-20 10:54:59,315 INFO L428 stractBuchiCegarLoop]: Abstraction has 1206 states and 1371 transitions. [2022-11-20 10:54:59,316 INFO L335 stractBuchiCegarLoop]: ======== Iteration 29 ============ [2022-11-20 10:54:59,316 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1206 states and 1371 transitions. [2022-11-20 10:54:59,320 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 510 [2022-11-20 10:54:59,320 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:54:59,320 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:54:59,321 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:54:59,321 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1] [2022-11-20 10:54:59,321 INFO L748 eck$LassoCheckResult]: Stem: 79922#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 79909#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 79891#L59 assume !(0 == mp_add_~a3~0#1 % 256); 79892#L59-1 mp_add_~nb~0#1 := 4; 80162#L69 assume 0 == mp_add_~b3~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 80159#L71 assume !(0 == mp_add_~b2~0#1 % 256); 80160#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 80658#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 80657#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 80656#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 80655#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 80654#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 80653#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 80652#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 80651#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 80650#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 80649#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 80648#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 80645#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 80643#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 80642#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 80641#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 80640#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 80639#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 80638#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 80637#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 80636#L84 assume !(0 == mp_add_~i~0#1 % 256); 80635#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 80634#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 80633#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 80632#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 80243#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 80899#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 80894#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 80895#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 80960#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 80961#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 80956#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 80957#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 80952#L84 assume !(0 == mp_add_~i~0#1 % 256); 80953#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 79926#L85-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a2~0#1 % 256; 79927#L86-1 [2022-11-20 10:54:59,322 INFO L750 eck$LassoCheckResult]: Loop: 79927#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 80940#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 80222#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 80938#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 80933#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 80934#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 80888#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 80889#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 80884#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 80885#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 80880#L84 assume !(0 == mp_add_~i~0#1 % 256); 80881#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 80948#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 80949#L86-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a3~0#1 % 256; 80945#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 80201#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 79942#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 79917#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 79907#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 79908#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 79931#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 79924#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 79925#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 79920#L84 assume !(0 == mp_add_~i~0#1 % 256); 79921#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 79939#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 81053#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 79957#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 79954#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 79953#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 79952#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 79951#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 79950#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 79948#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 79949#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 81066#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 81065#L84 assume !(0 == mp_add_~i~0#1 % 256); 81064#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 81063#L85-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a2~0#1 % 256; 79927#L86-1 [2022-11-20 10:54:59,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:54:59,322 INFO L85 PathProgramCache]: Analyzing trace with hash -1660016786, now seen corresponding path program 1 times [2022-11-20 10:54:59,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:54:59,323 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282005701] [2022-11-20 10:54:59,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:54:59,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:54:59,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:54:59,513 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:54:59,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:54:59,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282005701] [2022-11-20 10:54:59,513 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282005701] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:54:59,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [980974973] [2022-11-20 10:54:59,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:54:59,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:54:59,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:59,516 INFO L229 MonitoredProcess]: Starting monitored process 307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:54:59,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (307)] Waiting until timeout for monitored process [2022-11-20 10:54:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:54:59,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-20 10:54:59,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:54:59,825 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 10:54:59,825 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:55:00,206 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:55:00,207 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [980974973] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:55:00,207 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:55:00,207 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 8] total 20 [2022-11-20 10:55:00,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270029542] [2022-11-20 10:55:00,207 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:55:00,207 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:55:00,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:00,208 INFO L85 PathProgramCache]: Analyzing trace with hash 323559088, now seen corresponding path program 1 times [2022-11-20 10:55:00,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:55:00,208 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045761337] [2022-11-20 10:55:00,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:00,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:55:00,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:55:00,322 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:55:00,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:55:00,323 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045761337] [2022-11-20 10:55:00,323 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2045761337] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:55:00,323 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1552884377] [2022-11-20 10:55:00,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:00,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:55:00,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:00,331 INFO L229 MonitoredProcess]: Starting monitored process 308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:55:00,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (308)] Waiting until timeout for monitored process [2022-11-20 10:55:00,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:55:00,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 10:55:00,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:55:00,596 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 26 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 10:55:00,596 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:55:00,688 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 26 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 10:55:00,688 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1552884377] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:55:00,688 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:55:00,688 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 11 [2022-11-20 10:55:00,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274418628] [2022-11-20 10:55:00,689 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:55:00,689 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 10:55:00,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:55:00,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-20 10:55:00,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2022-11-20 10:55:00,690 INFO L87 Difference]: Start difference. First operand 1206 states and 1371 transitions. cyclomatic complexity: 181 Second operand has 12 states, 11 states have (on average 9.0) internal successors, (99), 12 states have internal predecessors, (99), 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) [2022-11-20 10:55:01,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:55:01,310 INFO L93 Difference]: Finished difference Result 1438 states and 1612 transitions. [2022-11-20 10:55:01,310 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1438 states and 1612 transitions. [2022-11-20 10:55:01,315 INFO L131 ngComponentsAnalysis]: Automaton has 14 accepting balls. 211 [2022-11-20 10:55:01,319 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1438 states to 1420 states and 1572 transitions. [2022-11-20 10:55:01,319 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1420 [2022-11-20 10:55:01,320 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1420 [2022-11-20 10:55:01,321 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1420 states and 1572 transitions. [2022-11-20 10:55:01,322 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:55:01,322 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1420 states and 1572 transitions. [2022-11-20 10:55:01,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1420 states and 1572 transitions. [2022-11-20 10:55:01,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1420 to 1034. [2022-11-20 10:55:01,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1034 states, 1034 states have (on average 1.1237911025145069) internal successors, (1162), 1033 states have internal predecessors, (1162), 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) [2022-11-20 10:55:01,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 1034 states and 1162 transitions. [2022-11-20 10:55:01,342 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1034 states and 1162 transitions. [2022-11-20 10:55:01,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 10:55:01,349 INFO L428 stractBuchiCegarLoop]: Abstraction has 1034 states and 1162 transitions. [2022-11-20 10:55:01,350 INFO L335 stractBuchiCegarLoop]: ======== Iteration 30 ============ [2022-11-20 10:55:01,350 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1034 states and 1162 transitions. [2022-11-20 10:55:01,354 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 100 [2022-11-20 10:55:01,354 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:55:01,354 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:55:01,355 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:55:01,355 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:55:01,355 INFO L748 eck$LassoCheckResult]: Stem: 83088#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 83074#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 83062#L59 assume !(0 == mp_add_~a3~0#1 % 256); 83063#L59-1 mp_add_~nb~0#1 := 4; 83108#L69 assume 0 == mp_add_~b3~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 83109#L71 assume !(0 == mp_add_~b2~0#1 % 256); 83368#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 83569#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 83570#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 83565#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 83566#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 83561#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 83562#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 83557#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 83558#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 83551#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 83552#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 83541#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 83542#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 83525#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 83526#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 83517#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 83518#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 83509#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 83510#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 83501#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 83502#L84 assume !(0 == mp_add_~i~0#1 % 256); 83493#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 83494#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 83485#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 83486#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 83478#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 83476#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 83475#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 83474#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 83473#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 83472#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 83471#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 83470#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 83469#L84 assume !(0 == mp_add_~i~0#1 % 256); 83468#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 83467#L85-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a2~0#1 % 256; 83466#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 83457#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 83451#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 83394#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 83446#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 83447#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 83442#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 83443#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 83438#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 83439#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 83378#L84 assume !(0 == mp_add_~i~0#1 % 256); 83877#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 83876#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 83875#L86-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a3~0#1 % 256; 83175#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 83173#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 83172#L96 assume !(0 == mp_add_~partial_sum~0#1); 83171#L96-2 assume !(255 == mp_add_~partial_sum~0#1);mp_add_#t~nondet1#1 := ~bitwiseAnd(mp_add_~partial_sum~0#1, 255);assume mp_add_~partial_sum~0#1 < 0 || (mp_add_#t~nondet1#1 <= mp_add_~partial_sum~0#1 && mp_add_#t~nondet1#1 <= 255);assume mp_add_#t~nondet1#1 >= 0;assume mp_add_~partial_sum~0#1 >= 0 || mp_add_#t~nondet1#1 > 255 + mp_add_~partial_sum~0#1; 83170#L96-4 mp_add_~partial_sum~0#1 := mp_add_#t~nondet1#1;havoc mp_add_#t~nondet1#1;mp_add_~carry~0#1 := 1; 83169#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 83168#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 83167#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 83166#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 83165#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 83164#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 83162#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 83160#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 83159#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 83158#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 83157#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 83156#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 83155#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 83154#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 83153#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 83152#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 83151#L84 assume !(0 == mp_add_~i~0#1 % 256); 83150#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 83149#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 83148#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 83147#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 83146#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 83144#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 83142#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 83140#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 83138#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 83136#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 83134#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 83133#L83 [2022-11-20 10:55:01,356 INFO L750 eck$LassoCheckResult]: Loop: 83133#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 83132#L84 assume !(0 == mp_add_~i~0#1 % 256); 83131#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 83130#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 83129#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 83118#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 83119#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 83145#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 83143#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 83141#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 83139#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 83137#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 83135#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 83133#L83 [2022-11-20 10:55:01,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:01,356 INFO L85 PathProgramCache]: Analyzing trace with hash -16299136, now seen corresponding path program 1 times [2022-11-20 10:55:01,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:55:01,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154733947] [2022-11-20 10:55:01,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:01,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:55:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:55:01,582 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 80 proven. 7 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2022-11-20 10:55:01,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:55:01,583 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154733947] [2022-11-20 10:55:01,583 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1154733947] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:55:01,583 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1818916739] [2022-11-20 10:55:01,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:01,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:55:01,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:01,587 INFO L229 MonitoredProcess]: Starting monitored process 309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:55:01,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (309)] Waiting until timeout for monitored process [2022-11-20 10:55:01,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:55:01,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-20 10:55:01,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:55:02,051 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 80 proven. 4 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-11-20 10:55:02,051 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:55:02,444 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 89 proven. 68 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-20 10:55:02,445 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1818916739] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:55:02,445 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:55:02,445 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 11] total 19 [2022-11-20 10:55:02,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641100648] [2022-11-20 10:55:02,445 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:55:02,445 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:55:02,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:02,446 INFO L85 PathProgramCache]: Analyzing trace with hash -1131077930, now seen corresponding path program 1 times [2022-11-20 10:55:02,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:55:02,446 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595543511] [2022-11-20 10:55:02,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:02,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:55:02,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:02,451 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:55:02,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:02,455 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:55:02,625 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:55:02,625 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:55:02,625 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:55:02,625 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:55:02,625 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:55:02,626 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:02,626 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:55:02,626 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:55:02,626 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration30_Loop [2022-11-20 10:55:02,626 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:55:02,626 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:55:02,627 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:03,520 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:55:03,520 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:55:03,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:03,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:03,523 INFO L229 MonitoredProcess]: Starting monitored process 310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:03,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (310)] Waiting until timeout for monitored process [2022-11-20 10:55:03,524 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:55:03,524 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:03,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (310)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:03,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:03,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:03,715 INFO L229 MonitoredProcess]: Starting monitored process 311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:03,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (311)] Waiting until timeout for monitored process [2022-11-20 10:55:03,717 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:55:03,717 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:03,825 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 10:55:03,828 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (311)] Ended with exit code 0 [2022-11-20 10:55:03,828 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:55:03,828 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:55:03,828 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:55:03,828 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:55:03,828 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:55:03,828 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:03,828 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:55:03,828 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:55:03,828 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration30_Loop [2022-11-20 10:55:03,828 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:55:03,828 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:55:03,829 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:04,719 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:55:04,719 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:55:04,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:04,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:04,720 INFO L229 MonitoredProcess]: Starting monitored process 312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:04,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (312)] Waiting until timeout for monitored process [2022-11-20 10:55:04,723 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 [2022-11-20 10:55:04,734 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:04,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:04,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:04,734 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:55:04,735 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:55:04,743 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:04,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:04,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:04,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (312)] Ended with exit code 0 [2022-11-20 10:55:04,768 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 10:55:04,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:04,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:04,769 INFO L229 MonitoredProcess]: Starting monitored process 313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:04,779 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 [2022-11-20 10:55:04,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (313)] Waiting until timeout for monitored process [2022-11-20 10:55:04,794 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:04,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:04,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:04,795 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:55:04,795 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:04,807 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:55:04,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:04,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:04,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (313)] Ended with exit code 0 [2022-11-20 10:55:04,826 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 10:55:04,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:04,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:04,827 INFO L229 MonitoredProcess]: Starting monitored process 314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:04,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (314)] Waiting until timeout for monitored process [2022-11-20 10:55:04,829 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 [2022-11-20 10:55:04,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:04,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:04,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:04,842 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:55:04,842 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:04,857 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:55:04,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:04,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:04,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (314)] Ended with exit code 0 [2022-11-20 10:55:04,879 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 10:55:04,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:04,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:04,880 INFO L229 MonitoredProcess]: Starting monitored process 315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:04,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (315)] Waiting until timeout for monitored process [2022-11-20 10:55:04,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:04,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:04,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:04,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:04,895 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:55:04,895 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:04,913 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2022-11-20 10:55:04,913 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:04,935 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:04,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (315)] Ended with exit code 0 [2022-11-20 10:55:04,938 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 10:55:04,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:04,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:04,939 INFO L229 MonitoredProcess]: Starting monitored process 316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:04,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (316)] Waiting until timeout for monitored process [2022-11-20 10:55:04,941 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 [2022-11-20 10:55:04,953 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:04,953 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:04,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:04,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:04,953 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:55:04,953 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:04,965 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:55:04,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:04,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:04,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (316)] Ended with exit code 0 [2022-11-20 10:55:04,993 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 10:55:04,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:04,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:04,994 INFO L229 MonitoredProcess]: Starting monitored process 317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:04,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (317)] Waiting until timeout for monitored process [2022-11-20 10:55:04,996 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 [2022-11-20 10:55:05,008 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:05,008 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:55:05,009 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:05,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:05,009 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:55:05,009 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:05,026 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:55:05,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:05,068 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:05,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (317)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:05,071 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 10:55:05,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:05,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:05,072 INFO L229 MonitoredProcess]: Starting monitored process 318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:05,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (318)] Waiting until timeout for monitored process [2022-11-20 10:55:05,074 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 [2022-11-20 10:55:05,087 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:05,087 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:05,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:05,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:05,087 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:55:05,087 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:05,111 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2022-11-20 10:55:05,112 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:05,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:05,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (318)] Ended with exit code 0 [2022-11-20 10:55:05,168 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 10:55:05,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:05,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:05,169 INFO L229 MonitoredProcess]: Starting monitored process 319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:05,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (319)] Waiting until timeout for monitored process [2022-11-20 10:55:05,172 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 [2022-11-20 10:55:05,183 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:05,183 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:05,183 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:05,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:05,183 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:55:05,183 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:05,198 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:55:05,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:05,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:05,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (319)] Ended with exit code 0 [2022-11-20 10:55:05,228 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 10:55:05,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:05,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:05,229 INFO L229 MonitoredProcess]: Starting monitored process 320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:05,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (320)] Waiting until timeout for monitored process [2022-11-20 10:55:05,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:05,250 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:05,250 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:05,250 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:05,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:05,251 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:55:05,251 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:55:05,274 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:55:05,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:05,315 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:05,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (320)] Ended with exit code 0 [2022-11-20 10:55:05,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:55:05,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-20 10:55:05,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2022-11-20 10:55:05,319 INFO L87 Difference]: Start difference. First operand 1034 states and 1162 transitions. cyclomatic complexity: 135 Second operand has 19 states, 19 states have (on average 7.2105263157894735) internal successors, (137), 19 states have internal predecessors, (137), 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) [2022-11-20 10:55:07,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:55:07,735 INFO L93 Difference]: Finished difference Result 2092 states and 2291 transitions. [2022-11-20 10:55:07,735 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2092 states and 2291 transitions. [2022-11-20 10:55:07,742 INFO L131 ngComponentsAnalysis]: Automaton has 20 accepting balls. 263 [2022-11-20 10:55:07,748 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2092 states to 2018 states and 2210 transitions. [2022-11-20 10:55:07,748 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2018 [2022-11-20 10:55:07,749 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2018 [2022-11-20 10:55:07,750 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2018 states and 2210 transitions. [2022-11-20 10:55:07,752 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:55:07,752 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2018 states and 2210 transitions. [2022-11-20 10:55:07,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2018 states and 2210 transitions. [2022-11-20 10:55:07,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2018 to 1425. [2022-11-20 10:55:07,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1425 states, 1425 states have (on average 1.1143859649122807) internal successors, (1588), 1424 states have internal predecessors, (1588), 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) [2022-11-20 10:55:07,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 1425 states and 1588 transitions. [2022-11-20 10:55:07,778 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1425 states and 1588 transitions. [2022-11-20 10:55:07,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-11-20 10:55:07,779 INFO L428 stractBuchiCegarLoop]: Abstraction has 1425 states and 1588 transitions. [2022-11-20 10:55:07,779 INFO L335 stractBuchiCegarLoop]: ======== Iteration 31 ============ [2022-11-20 10:55:07,779 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1425 states and 1588 transitions. [2022-11-20 10:55:07,783 INFO L131 ngComponentsAnalysis]: Automaton has 11 accepting balls. 160 [2022-11-20 10:55:07,784 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:55:07,784 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:55:07,785 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:55:07,785 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:55:07,785 INFO L748 eck$LassoCheckResult]: Stem: 86830#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 86815#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 86803#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 86805#L61 assume 0 == mp_add_~a2~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 86807#L63 assume 0 == mp_add_~a1~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 86808#L59-1 mp_add_~nb~0#1 := 4; 86822#L69 assume !(0 == mp_add_~b3~0#1 % 256); 87561#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 87702#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 87698#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 87699#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 87694#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 87695#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 87690#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 87691#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 87687#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 87686#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 87685#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 87683#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 87684#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 88060#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 87675#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 87676#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 88053#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 88052#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 87669#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 87670#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 88046#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 88044#L90 assume !(0 == mp_add_~i~0#1 % 256); 88042#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 88040#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 88038#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 88034#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 88031#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 88029#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 88027#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 88025#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 88023#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 88021#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 88019#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 87648#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 88015#L90 assume !(0 == mp_add_~i~0#1 % 256); 88011#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 88009#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 88007#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 88003#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 88000#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 87998#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 87996#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 87994#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 87992#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 87990#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 87988#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 87984#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 87985#L90 assume !(0 == mp_add_~i~0#1 % 256); 87980#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 87981#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 87974#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 87975#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 88114#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 88109#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 88110#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 88105#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 88104#L102-1 [2022-11-20 10:55:07,785 INFO L750 eck$LassoCheckResult]: Loop: 88104#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 86831#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 86832#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 86845#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 88129#L90 assume !(0 == mp_add_~i~0#1 % 256); 88128#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 88127#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 88126#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 88125#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 88124#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 88123#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 88122#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 88106#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 88104#L102-1 [2022-11-20 10:55:07,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:07,786 INFO L85 PathProgramCache]: Analyzing trace with hash 1043157970, now seen corresponding path program 1 times [2022-11-20 10:55:07,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:55:07,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444761772] [2022-11-20 10:55:07,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:07,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:55:07,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:07,807 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:55:07,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:07,832 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:55:07,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:07,832 INFO L85 PathProgramCache]: Analyzing trace with hash -447646624, now seen corresponding path program 1 times [2022-11-20 10:55:07,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:55:07,833 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515607496] [2022-11-20 10:55:07,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:07,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:55:07,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:07,837 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:55:07,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:07,840 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:55:07,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:07,841 INFO L85 PathProgramCache]: Analyzing trace with hash 649370671, now seen corresponding path program 2 times [2022-11-20 10:55:07,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:55:07,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122456108] [2022-11-20 10:55:07,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:07,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:55:07,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:55:08,100 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 36 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:55:08,100 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:55:08,100 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122456108] [2022-11-20 10:55:08,100 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122456108] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:55:08,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [995489137] [2022-11-20 10:55:08,101 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 10:55:08,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:55:08,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:08,102 INFO L229 MonitoredProcess]: Starting monitored process 321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:55:08,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (321)] Waiting until timeout for monitored process [2022-11-20 10:55:08,168 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-20 10:55:08,168 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 10:55:08,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-20 10:55:08,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:55:08,575 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 20 proven. 16 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-20 10:55:08,575 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:55:08,738 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 20 proven. 16 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-20 10:55:08,738 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [995489137] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:55:08,738 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:55:08,738 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 7] total 14 [2022-11-20 10:55:08,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34435652] [2022-11-20 10:55:08,739 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:55:08,861 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:55:08,861 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:55:08,861 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:55:08,861 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:55:08,861 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:55:08,861 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:08,862 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:55:08,862 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:55:08,862 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration31_Loop [2022-11-20 10:55:08,862 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:55:08,862 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:55:08,863 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:08,885 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:09,175 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:55:09,175 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:55:09,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:09,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:09,177 INFO L229 MonitoredProcess]: Starting monitored process 322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:09,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (322)] Waiting until timeout for monitored process [2022-11-20 10:55:09,180 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:55:09,180 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:09,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (322)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:09,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:09,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:09,235 INFO L229 MonitoredProcess]: Starting monitored process 323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:09,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (323)] Waiting until timeout for monitored process [2022-11-20 10:55:09,237 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:55:09,237 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:09,856 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 10:55:09,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (323)] Ended with exit code 0 [2022-11-20 10:55:09,860 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:55:09,860 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:55:09,860 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:55:09,860 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:55:09,861 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:55:09,861 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:09,861 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:55:09,861 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:55:09,861 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration31_Loop [2022-11-20 10:55:09,861 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:55:09,861 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:55:09,862 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:09,879 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:10,127 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:55:10,127 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:55:10,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:10,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:10,128 INFO L229 MonitoredProcess]: Starting monitored process 324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:10,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (324)] Waiting until timeout for monitored process [2022-11-20 10:55:10,130 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 [2022-11-20 10:55:10,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:10,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:10,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:10,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:10,141 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:55:10,143 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:55:10,143 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:10,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:10,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (324)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:10,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:10,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:10,151 INFO L229 MonitoredProcess]: Starting monitored process 325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:10,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (325)] Waiting until timeout for monitored process [2022-11-20 10:55:10,153 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 [2022-11-20 10:55:10,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:10,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:10,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:10,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:10,163 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:55:10,164 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:55:10,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:10,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:10,170 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (325)] Ended with exit code 0 [2022-11-20 10:55:10,170 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 10:55:10,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:10,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:10,171 INFO L229 MonitoredProcess]: Starting monitored process 326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:10,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (326)] Waiting until timeout for monitored process [2022-11-20 10:55:10,173 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 [2022-11-20 10:55:10,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:10,184 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:10,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:10,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:10,184 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:10,187 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:10,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:10,193 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:10,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (326)] Ended with exit code 0 [2022-11-20 10:55:10,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:10,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:10,197 INFO L229 MonitoredProcess]: Starting monitored process 327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:10,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (327)] Waiting until timeout for monitored process [2022-11-20 10:55:10,199 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 [2022-11-20 10:55:10,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:10,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:10,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:10,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:10,210 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:10,211 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:10,211 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:10,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:10,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (327)] Ended with exit code 0 [2022-11-20 10:55:10,218 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 10:55:10,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:10,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:10,219 INFO L229 MonitoredProcess]: Starting monitored process 328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:10,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (328)] Waiting until timeout for monitored process [2022-11-20 10:55:10,221 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 [2022-11-20 10:55:10,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:10,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:10,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:10,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:10,233 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:10,237 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:10,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:10,245 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:10,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (328)] Ended with exit code 0 [2022-11-20 10:55:10,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:10,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:10,249 INFO L229 MonitoredProcess]: Starting monitored process 329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:10,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (329)] Waiting until timeout for monitored process [2022-11-20 10:55:10,251 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 [2022-11-20 10:55:10,261 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:10,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:10,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:10,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:10,262 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:10,264 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:10,264 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:10,277 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:10,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (329)] Ended with exit code 0 [2022-11-20 10:55:10,280 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 10:55:10,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:10,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:10,281 INFO L229 MonitoredProcess]: Starting monitored process 330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:10,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (330)] Waiting until timeout for monitored process [2022-11-20 10:55:10,283 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 [2022-11-20 10:55:10,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:10,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:10,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:10,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:10,294 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:10,299 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:10,299 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:10,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:10,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (330)] Ended with exit code 0 [2022-11-20 10:55:10,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:10,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:10,312 INFO L229 MonitoredProcess]: Starting monitored process 331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:10,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (331)] Waiting until timeout for monitored process [2022-11-20 10:55:10,314 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 [2022-11-20 10:55:10,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:10,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:10,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:10,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:10,325 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:10,327 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:10,327 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:10,332 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:10,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (331)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:10,335 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 10:55:10,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:10,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:10,336 INFO L229 MonitoredProcess]: Starting monitored process 332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:10,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (332)] Waiting until timeout for monitored process [2022-11-20 10:55:10,338 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 [2022-11-20 10:55:10,349 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:10,349 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:10,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:10,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:10,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:10,350 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:10,353 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:10,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:10,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:10,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (332)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:10,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:10,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:10,367 INFO L229 MonitoredProcess]: Starting monitored process 333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:10,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (333)] Waiting until timeout for monitored process [2022-11-20 10:55:10,370 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 [2022-11-20 10:55:10,380 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:10,380 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:10,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:10,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:10,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:10,380 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:10,382 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:10,382 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:10,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:10,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (333)] Ended with exit code 0 [2022-11-20 10:55:10,391 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 10:55:10,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:10,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:10,392 INFO L229 MonitoredProcess]: Starting monitored process 334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:10,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (334)] Waiting until timeout for monitored process [2022-11-20 10:55:10,394 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 [2022-11-20 10:55:10,405 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:10,405 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:55:10,406 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:10,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:10,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:10,406 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:10,411 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:10,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:10,425 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:10,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (334)] Ended with exit code 0 [2022-11-20 10:55:10,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:10,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:10,429 INFO L229 MonitoredProcess]: Starting monitored process 335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:10,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (335)] Waiting until timeout for monitored process [2022-11-20 10:55:10,432 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 [2022-11-20 10:55:10,442 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:10,442 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:55:10,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:10,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:10,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:10,443 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:10,445 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:10,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:10,454 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:10,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (335)] Ended with exit code 0 [2022-11-20 10:55:10,457 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 10:55:10,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:10,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:10,458 INFO L229 MonitoredProcess]: Starting monitored process 336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:10,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (336)] Waiting until timeout for monitored process [2022-11-20 10:55:10,460 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 [2022-11-20 10:55:10,472 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:10,472 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:10,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:10,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:10,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:10,472 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:10,479 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:10,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:10,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:10,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (336)] Ended with exit code 0 [2022-11-20 10:55:10,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:10,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:10,503 INFO L229 MonitoredProcess]: Starting monitored process 337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:10,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (337)] Waiting until timeout for monitored process [2022-11-20 10:55:10,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:10,516 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:10,517 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:10,517 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:10,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:10,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:10,517 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:10,520 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:10,520 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:10,532 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:10,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (337)] Ended with exit code 0 [2022-11-20 10:55:10,535 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 10:55:10,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:10,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:10,536 INFO L229 MonitoredProcess]: Starting monitored process 338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:10,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (338)] Waiting until timeout for monitored process [2022-11-20 10:55:10,538 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 [2022-11-20 10:55:10,548 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:10,548 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:10,548 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:10,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:10,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:10,549 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:10,553 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:10,553 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:10,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:10,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (338)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:10,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:10,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:10,566 INFO L229 MonitoredProcess]: Starting monitored process 339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:10,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (339)] Waiting until timeout for monitored process [2022-11-20 10:55:10,569 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 [2022-11-20 10:55:10,579 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:10,579 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:10,579 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:10,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:10,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:10,579 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:10,581 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:10,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:10,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:10,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (339)] Ended with exit code 0 [2022-11-20 10:55:10,590 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 10:55:10,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:10,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:10,591 INFO L229 MonitoredProcess]: Starting monitored process 340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:10,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (340)] Waiting until timeout for monitored process [2022-11-20 10:55:10,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:10,604 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:10,604 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:10,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:10,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:10,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:10,604 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:55:10,611 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:55:10,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:10,625 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:10,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (340)] Ended with exit code 0 [2022-11-20 10:55:10,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:10,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:10,629 INFO L229 MonitoredProcess]: Starting monitored process 341 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:10,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (341)] Waiting until timeout for monitored process [2022-11-20 10:55:10,631 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 [2022-11-20 10:55:10,642 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:10,642 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:10,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:10,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:10,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:10,642 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:55:10,646 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:55:10,646 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:10,656 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:10,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (341)] Ended with exit code 0 [2022-11-20 10:55:10,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:55:10,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-20 10:55:10,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2022-11-20 10:55:10,660 INFO L87 Difference]: Start difference. First operand 1425 states and 1588 transitions. cyclomatic complexity: 174 Second operand has 14 states, 14 states have (on average 9.857142857142858) internal successors, (138), 14 states have internal predecessors, (138), 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) [2022-11-20 10:55:12,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:55:12,557 INFO L93 Difference]: Finished difference Result 1477 states and 1633 transitions. [2022-11-20 10:55:12,557 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1477 states and 1633 transitions. [2022-11-20 10:55:12,561 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 113 [2022-11-20 10:55:12,564 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1477 states to 1270 states and 1401 transitions. [2022-11-20 10:55:12,564 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1270 [2022-11-20 10:55:12,565 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1270 [2022-11-20 10:55:12,565 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1270 states and 1401 transitions. [2022-11-20 10:55:12,566 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:55:12,566 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1270 states and 1401 transitions. [2022-11-20 10:55:12,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1270 states and 1401 transitions. [2022-11-20 10:55:12,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1270 to 929. [2022-11-20 10:55:12,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 929 states, 929 states have (on average 1.1227125941872982) internal successors, (1043), 928 states have internal predecessors, (1043), 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) [2022-11-20 10:55:12,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 929 states and 1043 transitions. [2022-11-20 10:55:12,580 INFO L240 hiAutomatonCegarLoop]: Abstraction has 929 states and 1043 transitions. [2022-11-20 10:55:12,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-20 10:55:12,581 INFO L428 stractBuchiCegarLoop]: Abstraction has 929 states and 1043 transitions. [2022-11-20 10:55:12,581 INFO L335 stractBuchiCegarLoop]: ======== Iteration 32 ============ [2022-11-20 10:55:12,581 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 929 states and 1043 transitions. [2022-11-20 10:55:12,584 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 94 [2022-11-20 10:55:12,584 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:55:12,584 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:55:12,585 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:55:12,585 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:55:12,585 INFO L748 eck$LassoCheckResult]: Stem: 90245#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 90235#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 90223#L59 assume !(0 == mp_add_~a3~0#1 % 256); 90224#L59-1 mp_add_~nb~0#1 := 4; 90269#L69 assume 0 == mp_add_~b3~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 90496#L71 assume 0 == mp_add_~b2~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 90492#L73 assume 0 == mp_add_~b1~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 90489#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 90486#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 90483#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 90480#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 90476#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 90471#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 90468#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 90465#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 90462#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 90460#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 90458#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 90455#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 90451#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 90448#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 90446#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 90444#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 90442#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 90440#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 90439#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 90437#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 90435#L84 assume !(0 == mp_add_~i~0#1 % 256); 90433#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 90432#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 90431#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 90428#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 90416#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 90412#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 90409#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 90406#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 90403#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 90400#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 90397#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 90394#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 90391#L84 assume !(0 == mp_add_~i~0#1 % 256); 90388#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 90385#L85-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a2~0#1 % 256; 90382#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 90378#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 90369#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 90366#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 90364#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 90362#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 90360#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 90358#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 90356#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 90354#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 90352#L84 assume !(0 == mp_add_~i~0#1 % 256); 90351#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 90350#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 90345#L86-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a3~0#1 % 256; 90346#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 90699#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 90700#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 90982#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 90981#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 90979#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 90978#L102-1 [2022-11-20 10:55:12,585 INFO L750 eck$LassoCheckResult]: Loop: 90978#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 90977#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 90925#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 90924#L84 assume !(0 == mp_add_~i~0#1 % 256); 90923#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 90922#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 90347#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 90265#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 90266#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 90996#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 90995#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 90994#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 90980#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 90978#L102-1 [2022-11-20 10:55:12,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:12,586 INFO L85 PathProgramCache]: Analyzing trace with hash 1251286282, now seen corresponding path program 1 times [2022-11-20 10:55:12,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:55:12,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514765033] [2022-11-20 10:55:12,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:12,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:55:12,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:12,604 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:55:12,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:12,626 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:55:12,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:12,627 INFO L85 PathProgramCache]: Analyzing trace with hash 1458413444, now seen corresponding path program 2 times [2022-11-20 10:55:12,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:55:12,627 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226719577] [2022-11-20 10:55:12,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:12,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:55:12,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:12,631 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:55:12,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:12,634 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:55:12,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:12,634 INFO L85 PathProgramCache]: Analyzing trace with hash -1222919909, now seen corresponding path program 2 times [2022-11-20 10:55:12,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:55:12,635 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419631038] [2022-11-20 10:55:12,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:12,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:55:12,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:55:12,869 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 40 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:55:12,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:55:12,869 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419631038] [2022-11-20 10:55:12,869 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419631038] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:55:12,869 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1095671208] [2022-11-20 10:55:12,870 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 10:55:12,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:55:12,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:12,871 INFO L229 MonitoredProcess]: Starting monitored process 342 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:55:12,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (342)] Waiting until timeout for monitored process [2022-11-20 10:55:12,932 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-20 10:55:12,932 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 10:55:12,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-20 10:55:12,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:55:13,357 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 24 proven. 16 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-11-20 10:55:13,357 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:55:13,526 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 24 proven. 16 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-11-20 10:55:13,526 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1095671208] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:55:13,526 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:55:13,526 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 7] total 14 [2022-11-20 10:55:13,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941057008] [2022-11-20 10:55:13,527 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:55:13,633 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:55:13,633 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:55:13,633 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:55:13,633 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:55:13,633 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:55:13,633 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:13,633 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:55:13,633 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:55:13,634 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration32_Loop [2022-11-20 10:55:13,634 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:55:13,634 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:55:13,634 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:13,651 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:13,879 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:55:13,879 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:55:13,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:13,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:13,881 INFO L229 MonitoredProcess]: Starting monitored process 343 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:13,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (343)] Waiting until timeout for monitored process [2022-11-20 10:55:13,884 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:55:13,884 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:13,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (343)] Ended with exit code 0 [2022-11-20 10:55:13,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:13,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:13,936 INFO L229 MonitoredProcess]: Starting monitored process 344 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:13,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (344)] Waiting until timeout for monitored process [2022-11-20 10:55:13,939 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:55:13,940 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:14,576 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 10:55:14,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (344)] Ended with exit code 0 [2022-11-20 10:55:14,581 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:55:14,581 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:55:14,581 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:55:14,581 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:55:14,581 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:55:14,581 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:14,581 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:55:14,581 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:55:14,581 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration32_Loop [2022-11-20 10:55:14,581 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:55:14,581 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:55:14,582 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:14,606 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:14,845 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:55:14,846 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:55:14,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:14,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:14,847 INFO L229 MonitoredProcess]: Starting monitored process 345 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:14,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (345)] Waiting until timeout for monitored process [2022-11-20 10:55:14,849 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 [2022-11-20 10:55:14,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:14,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:14,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:14,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:14,860 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:55:14,862 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:55:14,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:14,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:14,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (345)] Ended with exit code 0 [2022-11-20 10:55:14,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:14,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:14,871 INFO L229 MonitoredProcess]: Starting monitored process 346 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:14,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (346)] Waiting until timeout for monitored process [2022-11-20 10:55:14,873 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 [2022-11-20 10:55:14,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:14,884 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:14,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:14,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:14,884 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:55:14,885 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:55:14,885 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:14,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:14,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (346)] Ended with exit code 0 [2022-11-20 10:55:14,891 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 10:55:14,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:14,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:14,892 INFO L229 MonitoredProcess]: Starting monitored process 347 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:14,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (347)] Waiting until timeout for monitored process [2022-11-20 10:55:14,895 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 [2022-11-20 10:55:14,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:14,905 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:14,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:14,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:14,906 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:14,909 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:14,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:14,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:14,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (347)] Ended with exit code 0 [2022-11-20 10:55:14,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:14,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:14,919 INFO L229 MonitoredProcess]: Starting monitored process 348 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:14,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (348)] Waiting until timeout for monitored process [2022-11-20 10:55:14,922 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 [2022-11-20 10:55:14,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:14,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:14,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:14,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:14,933 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:14,935 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:14,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:14,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:14,942 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (348)] Ended with exit code 0 [2022-11-20 10:55:14,942 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 10:55:14,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:14,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:14,944 INFO L229 MonitoredProcess]: Starting monitored process 349 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:14,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (349)] Waiting until timeout for monitored process [2022-11-20 10:55:14,946 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 [2022-11-20 10:55:14,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:14,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:14,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:14,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:14,958 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:14,962 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:14,962 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:14,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:14,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (349)] Ended with exit code 0 [2022-11-20 10:55:14,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:14,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:14,975 INFO L229 MonitoredProcess]: Starting monitored process 350 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:14,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (350)] Waiting until timeout for monitored process [2022-11-20 10:55:14,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:14,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:14,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:14,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:14,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:14,989 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:14,991 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:14,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:14,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:14,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (350)] Ended with exit code 0 [2022-11-20 10:55:14,999 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 10:55:14,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:14,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:15,000 INFO L229 MonitoredProcess]: Starting monitored process 351 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:15,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (351)] Waiting until timeout for monitored process [2022-11-20 10:55:15,003 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 [2022-11-20 10:55:15,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:15,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:15,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:15,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:15,015 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:15,020 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:15,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:15,031 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:15,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (351)] Ended with exit code 0 [2022-11-20 10:55:15,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:15,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:15,034 INFO L229 MonitoredProcess]: Starting monitored process 352 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:15,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (352)] Waiting until timeout for monitored process [2022-11-20 10:55:15,037 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 [2022-11-20 10:55:15,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:15,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:15,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:15,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:15,048 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:15,051 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:15,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:15,057 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:15,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (352)] Ended with exit code 0 [2022-11-20 10:55:15,059 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 10:55:15,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:15,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:15,061 INFO L229 MonitoredProcess]: Starting monitored process 353 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:15,072 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 [2022-11-20 10:55:15,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (353)] Waiting until timeout for monitored process [2022-11-20 10:55:15,085 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:15,085 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:15,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:15,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:15,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:15,085 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:15,089 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:15,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:15,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:15,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (353)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:15,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:15,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:15,112 INFO L229 MonitoredProcess]: Starting monitored process 354 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:15,116 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 [2022-11-20 10:55:15,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (354)] Waiting until timeout for monitored process [2022-11-20 10:55:15,129 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:15,129 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:15,130 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:15,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:15,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:15,130 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:15,132 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:15,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:15,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:15,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (354)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:15,155 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 10:55:15,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:15,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:15,156 INFO L229 MonitoredProcess]: Starting monitored process 355 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:15,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (355)] Waiting until timeout for monitored process [2022-11-20 10:55:15,159 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 [2022-11-20 10:55:15,174 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:15,174 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:55:15,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:15,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:15,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:15,174 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:15,180 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:15,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:15,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:15,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (355)] Ended with exit code 0 [2022-11-20 10:55:15,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:15,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:15,198 INFO L229 MonitoredProcess]: Starting monitored process 356 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:15,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (356)] Waiting until timeout for monitored process [2022-11-20 10:55:15,201 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 [2022-11-20 10:55:15,212 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:15,212 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:55:15,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:15,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:15,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:15,213 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:15,215 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:15,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:15,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:15,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (356)] Ended with exit code 0 [2022-11-20 10:55:15,229 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 10:55:15,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:15,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:15,230 INFO L229 MonitoredProcess]: Starting monitored process 357 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:15,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (357)] Waiting until timeout for monitored process [2022-11-20 10:55:15,232 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 [2022-11-20 10:55:15,244 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:15,244 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:15,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:15,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:15,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:15,245 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:15,252 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:15,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:15,272 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:15,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (357)] Ended with exit code 0 [2022-11-20 10:55:15,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:15,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:15,276 INFO L229 MonitoredProcess]: Starting monitored process 358 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:15,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (358)] Waiting until timeout for monitored process [2022-11-20 10:55:15,278 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 [2022-11-20 10:55:15,290 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:15,290 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:15,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:15,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:15,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:15,290 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:15,294 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:15,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:15,306 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:15,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (358)] Ended with exit code 0 [2022-11-20 10:55:15,309 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 10:55:15,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:15,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:15,310 INFO L229 MonitoredProcess]: Starting monitored process 359 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:15,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (359)] Waiting until timeout for monitored process [2022-11-20 10:55:15,312 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 [2022-11-20 10:55:15,323 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:15,323 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:15,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:15,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:15,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:15,324 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:15,328 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:15,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:15,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:15,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (359)] Ended with exit code 0 [2022-11-20 10:55:15,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:15,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:15,342 INFO L229 MonitoredProcess]: Starting monitored process 360 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:15,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (360)] Waiting until timeout for monitored process [2022-11-20 10:55:15,344 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 [2022-11-20 10:55:15,355 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:15,355 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:15,355 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:15,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:15,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:15,355 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:15,358 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:15,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:15,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:15,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (360)] Ended with exit code 0 [2022-11-20 10:55:15,367 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 10:55:15,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:15,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:15,368 INFO L229 MonitoredProcess]: Starting monitored process 361 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:15,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (361)] Waiting until timeout for monitored process [2022-11-20 10:55:15,370 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 [2022-11-20 10:55:15,382 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:15,382 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:15,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:15,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:15,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:15,383 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:55:15,390 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:55:15,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:15,404 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:15,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (361)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:15,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:15,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:15,408 INFO L229 MonitoredProcess]: Starting monitored process 362 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:15,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (362)] Waiting until timeout for monitored process [2022-11-20 10:55:15,411 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 [2022-11-20 10:55:15,422 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:15,422 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:15,422 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:15,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:15,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:15,422 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:55:15,426 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:55:15,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:15,435 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:15,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (362)] Ended with exit code 0 [2022-11-20 10:55:15,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:55:15,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-20 10:55:15,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2022-11-20 10:55:15,439 INFO L87 Difference]: Start difference. First operand 929 states and 1043 transitions. cyclomatic complexity: 120 Second operand has 14 states, 14 states have (on average 10.142857142857142) internal successors, (142), 14 states have internal predecessors, (142), 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) [2022-11-20 10:55:17,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:55:17,583 INFO L93 Difference]: Finished difference Result 1059 states and 1166 transitions. [2022-11-20 10:55:17,583 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1059 states and 1166 transitions. [2022-11-20 10:55:17,586 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 86 [2022-11-20 10:55:17,587 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1059 states to 830 states and 913 transitions. [2022-11-20 10:55:17,587 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 830 [2022-11-20 10:55:17,588 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 830 [2022-11-20 10:55:17,588 INFO L73 IsDeterministic]: Start isDeterministic. Operand 830 states and 913 transitions. [2022-11-20 10:55:17,590 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:55:17,590 INFO L218 hiAutomatonCegarLoop]: Abstraction has 830 states and 913 transitions. [2022-11-20 10:55:17,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 830 states and 913 transitions. [2022-11-20 10:55:17,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 830 to 581. [2022-11-20 10:55:17,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 581 states, 581 states have (on average 1.1204819277108433) internal successors, (651), 580 states have internal predecessors, (651), 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) [2022-11-20 10:55:17,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 581 states and 651 transitions. [2022-11-20 10:55:17,607 INFO L240 hiAutomatonCegarLoop]: Abstraction has 581 states and 651 transitions. [2022-11-20 10:55:17,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-20 10:55:17,609 INFO L428 stractBuchiCegarLoop]: Abstraction has 581 states and 651 transitions. [2022-11-20 10:55:17,609 INFO L335 stractBuchiCegarLoop]: ======== Iteration 33 ============ [2022-11-20 10:55:17,610 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 581 states and 651 transitions. [2022-11-20 10:55:17,612 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 60 [2022-11-20 10:55:17,612 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:55:17,612 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:55:17,613 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:55:17,613 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:55:17,613 INFO L748 eck$LassoCheckResult]: Stem: 92753#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 92742#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 92731#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 92733#L61 assume 0 == mp_add_~a2~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 92735#L63 assume 0 == mp_add_~a1~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 92736#L59-1 mp_add_~nb~0#1 := 4; 93152#L69 assume 0 == mp_add_~b3~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 93151#L71 assume 0 == mp_add_~b2~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 93150#L73 assume !(0 == mp_add_~b1~0#1 % 256); 92906#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 92907#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 92902#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 92903#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 92898#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 92899#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 92894#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 92895#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 92890#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 92891#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 92886#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 92883#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 92878#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 92877#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 92870#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 92871#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 93133#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 92863#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 92860#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 92861#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 93124#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 93121#L90 assume !(0 == mp_add_~i~0#1 % 256); 93117#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 93115#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 93113#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 93109#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 93106#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 93104#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 93102#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 93100#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 93098#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 93096#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 93094#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 92811#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 93090#L90 assume !(0 == mp_add_~i~0#1 % 256); 93088#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 93086#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 93085#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 93082#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 93079#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 93077#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 93075#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 93073#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 93071#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 93068#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 92991#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 92794#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 92987#L90 assume !(0 == mp_add_~i~0#1 % 256); 92986#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 92985#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 92777#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 92776#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 92762#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 93307#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 93306#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 93305#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 92758#L102-1 [2022-11-20 10:55:17,614 INFO L750 eck$LassoCheckResult]: Loop: 92758#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 92754#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 92755#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 92763#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 92759#L90 assume !(0 == mp_add_~i~0#1 % 256); 92760#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 92727#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 92728#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 92729#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 92730#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 92748#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 92738#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 92739#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 92758#L102-1 [2022-11-20 10:55:17,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:17,614 INFO L85 PathProgramCache]: Analyzing trace with hash 1413932073, now seen corresponding path program 1 times [2022-11-20 10:55:17,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:55:17,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209133956] [2022-11-20 10:55:17,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:17,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:55:17,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:55:18,021 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 43 proven. 20 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 10:55:18,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:55:18,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209133956] [2022-11-20 10:55:18,022 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209133956] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:55:18,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2102091632] [2022-11-20 10:55:18,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:18,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:55:18,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:18,028 INFO L229 MonitoredProcess]: Starting monitored process 363 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:55:18,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (363)] Waiting until timeout for monitored process [2022-11-20 10:55:18,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:55:18,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-20 10:55:18,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:55:19,534 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 15 proven. 12 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-20 10:55:19,534 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:55:19,721 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 15 proven. 12 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-20 10:55:19,721 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2102091632] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:55:19,722 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:55:19,722 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8, 6] total 19 [2022-11-20 10:55:19,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758452125] [2022-11-20 10:55:19,722 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:55:19,722 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:55:19,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:19,723 INFO L85 PathProgramCache]: Analyzing trace with hash -447646624, now seen corresponding path program 2 times [2022-11-20 10:55:19,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:55:19,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435607114] [2022-11-20 10:55:19,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:19,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:55:19,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:19,727 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:55:19,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:19,730 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:55:19,851 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:55:19,851 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:55:19,851 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:55:19,851 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:55:19,852 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:55:19,852 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:19,852 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:55:19,852 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:55:19,852 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration33_Loop [2022-11-20 10:55:19,852 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:55:19,852 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:55:19,853 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:19,875 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:20,152 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:55:20,152 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:55:20,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:20,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:20,154 INFO L229 MonitoredProcess]: Starting monitored process 364 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:20,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (364)] Waiting until timeout for monitored process [2022-11-20 10:55:20,156 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:55:20,156 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:20,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (364)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:20,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:20,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:20,198 INFO L229 MonitoredProcess]: Starting monitored process 365 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:20,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (365)] Waiting until timeout for monitored process [2022-11-20 10:55:20,201 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:55:20,201 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:20,856 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 10:55:20,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (365)] Ended with exit code 0 [2022-11-20 10:55:20,861 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:55:20,861 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:55:20,861 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:55:20,861 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:55:20,861 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:55:20,861 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:20,862 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:55:20,862 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:55:20,862 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration33_Loop [2022-11-20 10:55:20,862 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:55:20,862 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:55:20,863 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:20,870 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:21,128 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:55:21,128 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:55:21,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:21,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:21,129 INFO L229 MonitoredProcess]: Starting monitored process 366 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:21,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (366)] Waiting until timeout for monitored process [2022-11-20 10:55:21,132 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 [2022-11-20 10:55:21,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:21,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:21,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:21,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:21,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:55:21,144 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:55:21,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:21,148 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:21,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (366)] Ended with exit code 0 [2022-11-20 10:55:21,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:21,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:21,152 INFO L229 MonitoredProcess]: Starting monitored process 367 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:21,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (367)] Waiting until timeout for monitored process [2022-11-20 10:55:21,154 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 [2022-11-20 10:55:21,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:21,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:21,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:21,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:21,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:55:21,169 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:55:21,169 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:21,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:21,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (367)] Ended with exit code 0 [2022-11-20 10:55:21,177 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 10:55:21,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:21,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:21,178 INFO L229 MonitoredProcess]: Starting monitored process 368 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:21,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (368)] Waiting until timeout for monitored process [2022-11-20 10:55:21,180 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 [2022-11-20 10:55:21,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:21,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:21,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:21,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:21,192 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:21,194 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:21,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:21,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:21,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (368)] Ended with exit code 0 [2022-11-20 10:55:21,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:21,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:21,202 INFO L229 MonitoredProcess]: Starting monitored process 369 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:21,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (369)] Waiting until timeout for monitored process [2022-11-20 10:55:21,205 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 [2022-11-20 10:55:21,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:21,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:21,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:21,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:21,216 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:21,220 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:21,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:21,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:21,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (369)] Ended with exit code 0 [2022-11-20 10:55:21,231 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 10:55:21,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:21,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:21,232 INFO L229 MonitoredProcess]: Starting monitored process 370 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:21,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (370)] Waiting until timeout for monitored process [2022-11-20 10:55:21,234 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 [2022-11-20 10:55:21,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:21,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:21,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:21,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:21,246 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:21,249 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:21,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:21,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:21,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (370)] Ended with exit code 0 [2022-11-20 10:55:21,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:21,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:21,258 INFO L229 MonitoredProcess]: Starting monitored process 371 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:21,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (371)] Waiting until timeout for monitored process [2022-11-20 10:55:21,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:21,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:21,273 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:21,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:21,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:21,273 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:21,277 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:21,278 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:21,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:21,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (371)] Ended with exit code 0 [2022-11-20 10:55:21,289 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 10:55:21,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:21,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:21,290 INFO L229 MonitoredProcess]: Starting monitored process 372 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:21,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (372)] Waiting until timeout for monitored process [2022-11-20 10:55:21,293 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 [2022-11-20 10:55:21,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:21,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:21,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:21,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:21,305 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:21,307 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:21,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:21,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:21,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (372)] Ended with exit code 0 [2022-11-20 10:55:21,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:21,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:21,318 INFO L229 MonitoredProcess]: Starting monitored process 373 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:21,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (373)] Waiting until timeout for monitored process [2022-11-20 10:55:21,320 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 [2022-11-20 10:55:21,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:21,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:21,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:21,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:21,332 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:21,337 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:21,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:21,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:21,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (373)] Ended with exit code 0 [2022-11-20 10:55:21,349 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 10:55:21,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:21,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:21,351 INFO L229 MonitoredProcess]: Starting monitored process 374 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:21,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (374)] Waiting until timeout for monitored process [2022-11-20 10:55:21,353 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 [2022-11-20 10:55:21,364 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:21,364 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:21,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:21,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:21,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:21,365 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:21,366 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:21,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:21,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:21,375 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (374)] Ended with exit code 0 [2022-11-20 10:55:21,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:21,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:21,377 INFO L229 MonitoredProcess]: Starting monitored process 375 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:21,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (375)] Waiting until timeout for monitored process [2022-11-20 10:55:21,379 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 [2022-11-20 10:55:21,391 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:21,391 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:21,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:21,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:21,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:21,391 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:21,395 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:21,395 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:21,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:21,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (375)] Ended with exit code 0 [2022-11-20 10:55:21,408 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 10:55:21,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:21,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:21,409 INFO L229 MonitoredProcess]: Starting monitored process 376 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:21,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (376)] Waiting until timeout for monitored process [2022-11-20 10:55:21,411 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 [2022-11-20 10:55:21,423 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:21,423 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:55:21,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:21,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:21,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:21,423 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:21,426 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:21,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:21,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:21,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (376)] Ended with exit code 0 [2022-11-20 10:55:21,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:21,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:21,440 INFO L229 MonitoredProcess]: Starting monitored process 377 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:21,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (377)] Waiting until timeout for monitored process [2022-11-20 10:55:21,443 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 [2022-11-20 10:55:21,454 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:21,455 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:55:21,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:21,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:21,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:21,455 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:21,460 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:21,461 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:21,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:21,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (377)] Ended with exit code 0 [2022-11-20 10:55:21,478 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 10:55:21,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:21,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:21,480 INFO L229 MonitoredProcess]: Starting monitored process 378 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:21,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (378)] Waiting until timeout for monitored process [2022-11-20 10:55:21,482 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 [2022-11-20 10:55:21,494 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:21,494 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:21,494 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:21,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:21,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:21,494 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:21,498 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:21,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:21,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:21,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (378)] Ended with exit code 0 [2022-11-20 10:55:21,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:21,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:21,515 INFO L229 MonitoredProcess]: Starting monitored process 379 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:21,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (379)] Waiting until timeout for monitored process [2022-11-20 10:55:21,517 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 [2022-11-20 10:55:21,529 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:21,529 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:21,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:21,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:21,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:21,530 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:21,537 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:21,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:21,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:21,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (379)] Ended with exit code 0 [2022-11-20 10:55:21,560 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 10:55:21,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:21,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:21,561 INFO L229 MonitoredProcess]: Starting monitored process 380 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:21,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (380)] Waiting until timeout for monitored process [2022-11-20 10:55:21,563 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 [2022-11-20 10:55:21,574 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:21,574 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:21,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:21,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:21,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:21,575 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:21,577 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:21,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:21,583 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:21,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (380)] Ended with exit code 0 [2022-11-20 10:55:21,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:21,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:21,587 INFO L229 MonitoredProcess]: Starting monitored process 381 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:21,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (381)] Waiting until timeout for monitored process [2022-11-20 10:55:21,590 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 [2022-11-20 10:55:21,601 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:21,601 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:21,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:21,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:21,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:21,601 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:21,606 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:21,606 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:21,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:21,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (381)] Ended with exit code 0 [2022-11-20 10:55:21,618 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 10:55:21,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:21,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:21,619 INFO L229 MonitoredProcess]: Starting monitored process 382 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:21,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (382)] Waiting until timeout for monitored process [2022-11-20 10:55:21,622 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 [2022-11-20 10:55:21,633 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:21,633 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:21,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:21,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:21,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:21,633 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:55:21,637 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:55:21,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:21,648 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:21,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (382)] Ended with exit code 0 [2022-11-20 10:55:21,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:21,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:21,653 INFO L229 MonitoredProcess]: Starting monitored process 383 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:21,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (383)] Waiting until timeout for monitored process [2022-11-20 10:55:21,655 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 [2022-11-20 10:55:21,667 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:21,667 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:21,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:21,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:21,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:21,668 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:55:21,675 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:55:21,675 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:21,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:21,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (383)] Ended with exit code 0 [2022-11-20 10:55:21,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:55:21,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-20 10:55:21,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=277, Unknown=0, NotChecked=0, Total=342 [2022-11-20 10:55:21,695 INFO L87 Difference]: Start difference. First operand 581 states and 651 transitions. cyclomatic complexity: 74 Second operand has 19 states, 19 states have (on average 6.7894736842105265) internal successors, (129), 19 states have internal predecessors, (129), 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) [2022-11-20 10:55:23,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:55:23,082 INFO L93 Difference]: Finished difference Result 888 states and 991 transitions. [2022-11-20 10:55:23,082 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 888 states and 991 transitions. [2022-11-20 10:55:23,084 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 92 [2022-11-20 10:55:23,085 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 888 states to 737 states and 823 transitions. [2022-11-20 10:55:23,085 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 737 [2022-11-20 10:55:23,086 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 737 [2022-11-20 10:55:23,086 INFO L73 IsDeterministic]: Start isDeterministic. Operand 737 states and 823 transitions. [2022-11-20 10:55:23,087 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:55:23,087 INFO L218 hiAutomatonCegarLoop]: Abstraction has 737 states and 823 transitions. [2022-11-20 10:55:23,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 737 states and 823 transitions. [2022-11-20 10:55:23,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 737 to 578. [2022-11-20 10:55:23,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 578 states, 578 states have (on average 1.1176470588235294) internal successors, (646), 577 states have internal predecessors, (646), 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) [2022-11-20 10:55:23,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 578 states and 646 transitions. [2022-11-20 10:55:23,098 INFO L240 hiAutomatonCegarLoop]: Abstraction has 578 states and 646 transitions. [2022-11-20 10:55:23,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-20 10:55:23,103 INFO L428 stractBuchiCegarLoop]: Abstraction has 578 states and 646 transitions. [2022-11-20 10:55:23,104 INFO L335 stractBuchiCegarLoop]: ======== Iteration 34 ============ [2022-11-20 10:55:23,104 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 578 states and 646 transitions. [2022-11-20 10:55:23,106 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 60 [2022-11-20 10:55:23,106 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:55:23,106 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:55:23,110 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:55:23,111 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:55:23,111 INFO L748 eck$LassoCheckResult]: Stem: 94681#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 94671#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 94660#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 94662#L61 assume 0 == mp_add_~a2~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 94664#L63 assume 0 == mp_add_~a1~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 94665#L59-1 mp_add_~nb~0#1 := 4; 94675#L69 assume 0 == mp_add_~b3~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 94699#L71 assume 0 == mp_add_~b2~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 94701#L73 assume 0 == mp_add_~b1~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 94735#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 94734#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 94733#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 94732#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 94731#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 94730#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 94729#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 94728#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 94727#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 94726#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 94725#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 94724#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 94721#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 94719#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 94718#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 94717#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 94716#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 94715#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 94714#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 94711#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 94712#L84 assume !(0 == mp_add_~i~0#1 % 256); 94818#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 94817#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 94816#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 94814#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 94815#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 95160#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 95159#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 95158#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 95157#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 95156#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 95155#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 95154#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 95153#L84 assume !(0 == mp_add_~i~0#1 % 256); 95152#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 95151#L85-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a2~0#1 % 256; 94672#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 94673#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 94657#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 94659#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 94676#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 94667#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 94668#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 94686#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 94682#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 94683#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 94679#L84 assume !(0 == mp_add_~i~0#1 % 256); 94680#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 94684#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 94685#L86-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a3~0#1 % 256; 95164#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 95016#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 95185#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 95184#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 95183#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 95177#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 95176#L102-1 [2022-11-20 10:55:23,111 INFO L750 eck$LassoCheckResult]: Loop: 95176#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 95175#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 95174#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 95166#L84 assume !(0 == mp_add_~i~0#1 % 256); 95173#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 95171#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 95172#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 95167#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 95182#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 95181#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 95180#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 95179#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 95178#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 95176#L102-1 [2022-11-20 10:55:23,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:23,112 INFO L85 PathProgramCache]: Analyzing trace with hash -1698899969, now seen corresponding path program 1 times [2022-11-20 10:55:23,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:55:23,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932872132] [2022-11-20 10:55:23,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:23,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:55:23,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:55:23,572 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 24 proven. 38 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-20 10:55:23,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:55:23,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932872132] [2022-11-20 10:55:23,572 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932872132] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:55:23,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1525989409] [2022-11-20 10:55:23,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:23,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:55:23,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:23,580 INFO L229 MonitoredProcess]: Starting monitored process 384 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:55:23,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (384)] Waiting until timeout for monitored process [2022-11-20 10:55:23,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:55:23,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 20 conjunts are in the unsatisfiable core [2022-11-20 10:55:23,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:55:24,330 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 21 proven. 42 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 10:55:24,331 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:55:24,866 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 48 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 10:55:24,866 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1525989409] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:55:24,866 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:55:24,866 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 30 [2022-11-20 10:55:24,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319391931] [2022-11-20 10:55:24,866 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:55:24,867 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:55:24,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:24,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1458413444, now seen corresponding path program 3 times [2022-11-20 10:55:24,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:55:24,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740191297] [2022-11-20 10:55:24,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:24,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:55:24,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:24,872 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:55:24,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:24,875 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:55:25,003 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:55:25,003 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:55:25,003 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:55:25,003 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:55:25,003 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:55:25,003 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:25,003 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:55:25,003 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:55:25,003 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration34_Loop [2022-11-20 10:55:25,003 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:55:25,003 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:55:25,004 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:25,022 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:25,291 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:55:25,291 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:55:25,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:25,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:25,298 INFO L229 MonitoredProcess]: Starting monitored process 385 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:25,299 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:55:25,299 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:25,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (385)] Waiting until timeout for monitored process [2022-11-20 10:55:25,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (385)] Ended with exit code 0 [2022-11-20 10:55:25,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:25,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:25,337 INFO L229 MonitoredProcess]: Starting monitored process 386 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:25,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (386)] Waiting until timeout for monitored process [2022-11-20 10:55:25,339 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:55:25,339 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:25,918 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 10:55:25,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (386)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:25,923 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:55:25,923 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:55:25,923 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:55:25,923 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:55:25,923 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:55:25,923 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:25,923 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:55:25,923 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:55:25,923 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration34_Loop [2022-11-20 10:55:25,923 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:55:25,923 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:55:25,924 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:25,943 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:26,221 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:55:26,221 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:55:26,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:26,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:26,222 INFO L229 MonitoredProcess]: Starting monitored process 387 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:26,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (387)] Waiting until timeout for monitored process [2022-11-20 10:55:26,225 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 [2022-11-20 10:55:26,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:26,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:26,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:26,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:26,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:55:26,237 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:55:26,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:26,242 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:26,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (387)] Ended with exit code 0 [2022-11-20 10:55:26,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:26,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:26,245 INFO L229 MonitoredProcess]: Starting monitored process 388 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:26,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (388)] Waiting until timeout for monitored process [2022-11-20 10:55:26,248 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 [2022-11-20 10:55:26,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:26,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:26,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:26,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:26,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:55:26,259 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:55:26,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:26,262 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:26,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (388)] Ended with exit code 0 [2022-11-20 10:55:26,264 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 10:55:26,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:26,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:26,265 INFO L229 MonitoredProcess]: Starting monitored process 389 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:26,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (389)] Waiting until timeout for monitored process [2022-11-20 10:55:26,267 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:26,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:26,277 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:26,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:26,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:26,278 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:26,281 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:26,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:26,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:26,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (389)] Ended with exit code 0 [2022-11-20 10:55:26,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:26,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:26,291 INFO L229 MonitoredProcess]: Starting monitored process 390 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:26,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (390)] Waiting until timeout for monitored process [2022-11-20 10:55:26,293 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 [2022-11-20 10:55:26,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:26,303 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:26,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:26,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:26,303 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:26,305 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:26,305 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:26,309 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:26,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (390)] Ended with exit code 0 [2022-11-20 10:55:26,311 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 10:55:26,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:26,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:26,313 INFO L229 MonitoredProcess]: Starting monitored process 391 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:26,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (391)] Waiting until timeout for monitored process [2022-11-20 10:55:26,315 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 [2022-11-20 10:55:26,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:26,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:26,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:26,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:26,326 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:26,329 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:26,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:26,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:26,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (391)] Ended with exit code 0 [2022-11-20 10:55:26,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:26,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:26,341 INFO L229 MonitoredProcess]: Starting monitored process 392 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:26,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (392)] Waiting until timeout for monitored process [2022-11-20 10:55:26,343 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 [2022-11-20 10:55:26,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:26,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:26,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:26,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:26,354 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:26,355 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:26,356 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:26,360 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:26,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (392)] Ended with exit code 0 [2022-11-20 10:55:26,362 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 10:55:26,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:26,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:26,363 INFO L229 MonitoredProcess]: Starting monitored process 393 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:26,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (393)] Waiting until timeout for monitored process [2022-11-20 10:55:26,366 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 [2022-11-20 10:55:26,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:26,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:26,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:26,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:26,376 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:26,381 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:26,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:26,391 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:26,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (393)] Ended with exit code 0 [2022-11-20 10:55:26,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:26,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:26,395 INFO L229 MonitoredProcess]: Starting monitored process 394 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:26,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (394)] Waiting until timeout for monitored process [2022-11-20 10:55:26,398 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 [2022-11-20 10:55:26,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:26,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:26,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:26,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:26,408 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:26,411 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:26,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:26,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:26,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (394)] Ended with exit code 0 [2022-11-20 10:55:26,418 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 10:55:26,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:26,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:26,421 INFO L229 MonitoredProcess]: Starting monitored process 395 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:26,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (395)] Waiting until timeout for monitored process [2022-11-20 10:55:26,422 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 [2022-11-20 10:55:26,432 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:26,432 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:26,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:26,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:26,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:26,433 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:26,436 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:26,436 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:26,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:26,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (395)] Ended with exit code 0 [2022-11-20 10:55:26,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:26,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:26,450 INFO L229 MonitoredProcess]: Starting monitored process 396 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:26,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (396)] Waiting until timeout for monitored process [2022-11-20 10:55:26,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:26,462 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:26,462 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:26,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:26,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:26,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:26,462 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:26,464 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:26,464 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:26,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:26,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (396)] Ended with exit code 0 [2022-11-20 10:55:26,473 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 10:55:26,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:26,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:26,478 INFO L229 MonitoredProcess]: Starting monitored process 397 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:26,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (397)] Waiting until timeout for monitored process [2022-11-20 10:55:26,479 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 [2022-11-20 10:55:26,491 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:26,492 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:55:26,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:26,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:26,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:26,492 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:26,498 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:26,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:26,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:26,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (397)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:26,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:26,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:26,515 INFO L229 MonitoredProcess]: Starting monitored process 398 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:26,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (398)] Waiting until timeout for monitored process [2022-11-20 10:55:26,517 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 [2022-11-20 10:55:26,527 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:26,527 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:55:26,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:26,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:26,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:26,528 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:26,530 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:26,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:26,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:26,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (398)] Ended with exit code 0 [2022-11-20 10:55:26,542 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 10:55:26,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:26,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:26,543 INFO L229 MonitoredProcess]: Starting monitored process 399 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:26,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (399)] Waiting until timeout for monitored process [2022-11-20 10:55:26,546 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 [2022-11-20 10:55:26,556 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:26,557 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:26,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:26,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:26,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:26,557 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:26,563 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:26,563 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:26,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:26,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (399)] Ended with exit code 0 [2022-11-20 10:55:26,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:26,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:26,588 INFO L229 MonitoredProcess]: Starting monitored process 400 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:26,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (400)] Waiting until timeout for monitored process [2022-11-20 10:55:26,590 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 [2022-11-20 10:55:26,600 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:26,600 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:26,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:26,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:26,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:26,601 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:26,604 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:26,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:26,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:26,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (400)] Ended with exit code 0 [2022-11-20 10:55:26,618 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 10:55:26,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:26,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:26,619 INFO L229 MonitoredProcess]: Starting monitored process 401 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:26,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (401)] Waiting until timeout for monitored process [2022-11-20 10:55:26,621 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 [2022-11-20 10:55:26,631 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:26,632 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:26,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:26,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:26,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:26,632 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:26,636 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:26,636 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:26,645 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:26,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (401)] Ended with exit code 0 [2022-11-20 10:55:26,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:26,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:26,649 INFO L229 MonitoredProcess]: Starting monitored process 402 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:26,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (402)] Waiting until timeout for monitored process [2022-11-20 10:55:26,651 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 [2022-11-20 10:55:26,661 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:26,661 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:26,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:26,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:26,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:26,661 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:26,664 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:26,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:26,670 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:26,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (402)] Ended with exit code 0 [2022-11-20 10:55:26,673 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 10:55:26,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:26,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:26,674 INFO L229 MonitoredProcess]: Starting monitored process 403 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:26,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (403)] Waiting until timeout for monitored process [2022-11-20 10:55:26,676 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 [2022-11-20 10:55:26,688 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:26,688 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:26,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:26,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:26,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:26,689 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:55:26,695 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:55:26,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:26,709 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:26,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (403)] Ended with exit code 0 [2022-11-20 10:55:26,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:26,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:26,712 INFO L229 MonitoredProcess]: Starting monitored process 404 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:26,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (404)] Waiting until timeout for monitored process [2022-11-20 10:55:26,715 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 [2022-11-20 10:55:26,725 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:26,725 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:26,725 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:26,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:26,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:26,725 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:55:26,728 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:55:26,729 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:26,740 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:26,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (404)] Ended with exit code 0 [2022-11-20 10:55:26,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:55:26,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-11-20 10:55:26,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=183, Invalid=687, Unknown=0, NotChecked=0, Total=870 [2022-11-20 10:55:26,743 INFO L87 Difference]: Start difference. First operand 578 states and 646 transitions. cyclomatic complexity: 72 Second operand has 30 states, 30 states have (on average 5.3) internal successors, (159), 30 states have internal predecessors, (159), 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) [2022-11-20 10:55:30,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:55:30,968 INFO L93 Difference]: Finished difference Result 607 states and 666 transitions. [2022-11-20 10:55:30,968 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 607 states and 666 transitions. [2022-11-20 10:55:30,971 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 39 [2022-11-20 10:55:30,971 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 607 states to 308 states and 337 transitions. [2022-11-20 10:55:30,972 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 308 [2022-11-20 10:55:30,972 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 308 [2022-11-20 10:55:30,972 INFO L73 IsDeterministic]: Start isDeterministic. Operand 308 states and 337 transitions. [2022-11-20 10:55:30,973 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:55:30,973 INFO L218 hiAutomatonCegarLoop]: Abstraction has 308 states and 337 transitions. [2022-11-20 10:55:30,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states and 337 transitions. [2022-11-20 10:55:30,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 216. [2022-11-20 10:55:30,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 216 states have (on average 1.0972222222222223) internal successors, (237), 215 states have internal predecessors, (237), 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) [2022-11-20 10:55:30,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 237 transitions. [2022-11-20 10:55:30,977 INFO L240 hiAutomatonCegarLoop]: Abstraction has 216 states and 237 transitions. [2022-11-20 10:55:30,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-20 10:55:30,979 INFO L428 stractBuchiCegarLoop]: Abstraction has 216 states and 237 transitions. [2022-11-20 10:55:30,979 INFO L335 stractBuchiCegarLoop]: ======== Iteration 35 ============ [2022-11-20 10:55:30,979 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 216 states and 237 transitions. [2022-11-20 10:55:30,980 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2022-11-20 10:55:30,980 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:55:30,980 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:55:30,981 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:55:30,981 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:55:30,981 INFO L748 eck$LassoCheckResult]: Stem: 96353#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2); 96343#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~nondet4#1, main_#t~ret5#1, main_~a~0#1, main_~b~0#1, main_~r~1#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~r~1#1;main_~a~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~b~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;assume { :begin_inline_mp_add } true;mp_add_#in~a#1, mp_add_#in~b#1 := main_~a~0#1, main_~b~0#1;havoc mp_add_#res#1;havoc mp_add_#t~nondet1#1, mp_add_#t~nondet2#1, mp_add_~a#1, mp_add_~b#1, mp_add_~a0~0#1, mp_add_~a1~0#1, mp_add_~a2~0#1, mp_add_~a3~0#1, mp_add_~b0~0#1, mp_add_~b1~0#1, mp_add_~b2~0#1, mp_add_~b3~0#1, mp_add_~r0~0#1, mp_add_~r1~0#1, mp_add_~r2~0#1, mp_add_~r3~0#1, mp_add_~carry~0#1, mp_add_~partial_sum~0#1, mp_add_~r~0#1, mp_add_~i~0#1, mp_add_~na~0#1, mp_add_~nb~0#1;mp_add_~a#1 := mp_add_#in~a#1;mp_add_~b#1 := mp_add_#in~b#1;havoc mp_add_~a0~0#1;havoc mp_add_~a1~0#1;havoc mp_add_~a2~0#1;havoc mp_add_~a3~0#1;havoc mp_add_~b0~0#1;havoc mp_add_~b1~0#1;havoc mp_add_~b2~0#1;havoc mp_add_~b3~0#1;havoc mp_add_~r0~0#1;havoc mp_add_~r1~0#1;havoc mp_add_~r2~0#1;havoc mp_add_~r3~0#1;havoc mp_add_~carry~0#1;havoc mp_add_~partial_sum~0#1;havoc mp_add_~r~0#1;havoc mp_add_~i~0#1;havoc mp_add_~na~0#1;havoc mp_add_~nb~0#1;mp_add_~a0~0#1 := mp_add_~a#1;mp_add_~a1~0#1 := mp_add_~a#1 / 256;mp_add_~a2~0#1 := mp_add_~a#1 / 65536;mp_add_~a3~0#1 := mp_add_~a#1 / 16777216;mp_add_~b0~0#1 := mp_add_~b#1;mp_add_~b1~0#1 := mp_add_~b#1 / 256;mp_add_~b2~0#1 := mp_add_~b#1 / 65536;mp_add_~b3~0#1 := mp_add_~b#1 / 16777216;mp_add_~na~0#1 := 4; 96333#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 96335#L61 assume 0 == mp_add_~a2~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 96337#L63 assume !(0 == mp_add_~a1~0#1 % 256); 96338#L59-1 mp_add_~nb~0#1 := 4; 96543#L69 assume 0 == mp_add_~b3~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 96542#L71 assume 0 == mp_add_~b2~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 96541#L73 assume 0 == mp_add_~b1~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 96540#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 96539#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 96538#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 96537#L84 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a0~0#1 % 256; 96536#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 96535#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 96534#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 96533#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 96532#L90 assume 0 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b0~0#1 % 256; 96531#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 96530#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 96529#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 96378#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 96376#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 96375#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 96374#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 96373#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 96372#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 96371#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 96370#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 96369#L84 assume !(0 == mp_add_~i~0#1 % 256); 96367#L84-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~a1~0#1 % 256; 96368#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 96482#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 96481#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 96480#L90 assume !(0 == mp_add_~i~0#1 % 256); 96479#L90-2 assume 1 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b1~0#1 % 256; 96478#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 96476#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 96472#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 96471#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 96466#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 96467#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 96399#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 96400#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 96395#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 96396#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 96509#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 96508#L90 assume !(0 == mp_add_~i~0#1 % 256); 96507#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 96506#L91-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b2~0#1 % 256; 96504#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 96503#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 96502#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 96500#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 96499#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 96357#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 96358#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 96354#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 96355#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 96345#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 96359#L90 assume !(0 == mp_add_~i~0#1 % 256); 96360#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 96330#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 96331#L92-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~partial_sum~0#1 := mp_add_~partial_sum~0#1 % 65536 + mp_add_~b3~0#1 % 256; 96332#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 96363#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 96349#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 96350#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 96498#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 96497#L102-1 [2022-11-20 10:55:30,981 INFO L750 eck$LassoCheckResult]: Loop: 96497#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 96496#L80-2 assume !!((mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256 || mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256) || 0 != mp_add_~carry~0#1 % 65536);mp_add_~partial_sum~0#1 := mp_add_~carry~0#1;mp_add_~carry~0#1 := 0; 96495#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 96494#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 96493#L90 assume !(0 == mp_add_~i~0#1 % 256); 96492#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 96491#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 96490#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 96328#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 96329#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 96501#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 96339#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 96340#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 96497#L102-1 [2022-11-20 10:55:30,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:30,982 INFO L85 PathProgramCache]: Analyzing trace with hash 363927641, now seen corresponding path program 1 times [2022-11-20 10:55:30,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:55:30,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066184354] [2022-11-20 10:55:30,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:30,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:55:30,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:55:31,390 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 21 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:55:31,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:55:31,390 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066184354] [2022-11-20 10:55:31,390 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066184354] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:55:31,391 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [621643931] [2022-11-20 10:55:31,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:31,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:55:31,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:31,396 INFO L229 MonitoredProcess]: Starting monitored process 405 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:55:31,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (405)] Waiting until timeout for monitored process [2022-11-20 10:55:31,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:55:31,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-20 10:55:31,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:55:31,982 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 17 proven. 43 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-20 10:55:31,982 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:55:32,689 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 55 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 10:55:32,690 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [621643931] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:55:32,690 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:55:32,690 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 11] total 33 [2022-11-20 10:55:32,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136016168] [2022-11-20 10:55:32,690 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:55:32,691 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:55:32,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:32,691 INFO L85 PathProgramCache]: Analyzing trace with hash -447646624, now seen corresponding path program 3 times [2022-11-20 10:55:32,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:55:32,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652772192] [2022-11-20 10:55:32,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:32,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:55:32,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:32,696 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:55:32,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:32,699 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:55:32,847 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:55:32,847 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:55:32,847 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:55:32,847 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:55:32,848 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:55:32,848 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:32,848 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:55:32,848 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:55:32,848 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration35_Loop [2022-11-20 10:55:32,848 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:55:32,848 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:55:32,849 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:32,858 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:33,173 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:55:33,173 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:55:33,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:33,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:33,174 INFO L229 MonitoredProcess]: Starting monitored process 406 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:33,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (406)] Waiting until timeout for monitored process [2022-11-20 10:55:33,177 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:55:33,177 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:33,199 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:55:33,199 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_mp_add_~carry~0#1=0, ULTIMATE.start_mp_add_~partial_sum~0#1=0} Honda state: {ULTIMATE.start_mp_add_~carry~0#1=0, ULTIMATE.start_mp_add_~partial_sum~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 10:55:33,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (406)] Ended with exit code 0 [2022-11-20 10:55:33,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:33,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:33,204 INFO L229 MonitoredProcess]: Starting monitored process 407 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:33,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (407)] Waiting until timeout for monitored process [2022-11-20 10:55:33,206 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:55:33,206 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:33,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (407)] Ended with exit code 0 [2022-11-20 10:55:33,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:33,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:33,249 INFO L229 MonitoredProcess]: Starting monitored process 408 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:33,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (408)] Waiting until timeout for monitored process [2022-11-20 10:55:33,251 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:55:33,251 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:35,197 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 10:55:35,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (408)] Ended with exit code 0 [2022-11-20 10:55:35,202 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:55:35,202 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:55:35,202 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:55:35,202 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:55:35,202 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:55:35,202 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:35,202 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:55:35,202 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:55:35,202 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration35_Loop [2022-11-20 10:55:35,202 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:55:35,203 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:55:35,203 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:35,211 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:35,502 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:55:35,502 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:55:35,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:35,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:35,504 INFO L229 MonitoredProcess]: Starting monitored process 409 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:35,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (409)] Waiting until timeout for monitored process [2022-11-20 10:55:35,506 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 [2022-11-20 10:55:35,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:35,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:35,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:35,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:35,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:55:35,518 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:55:35,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:35,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:35,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (409)] Ended with exit code 0 [2022-11-20 10:55:35,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:35,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:35,525 INFO L229 MonitoredProcess]: Starting monitored process 410 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:35,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (410)] Waiting until timeout for monitored process [2022-11-20 10:55:35,528 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 [2022-11-20 10:55:35,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:35,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:35,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:35,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:35,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:55:35,541 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:55:35,541 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:35,547 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:35,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (410)] Ended with exit code 0 [2022-11-20 10:55:35,549 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 10:55:35,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:35,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:35,550 INFO L229 MonitoredProcess]: Starting monitored process 411 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:35,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (411)] Waiting until timeout for monitored process [2022-11-20 10:55:35,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:35,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:35,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:35,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:35,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:35,564 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:35,566 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:35,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:35,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:35,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (411)] Ended with exit code 0 [2022-11-20 10:55:35,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:35,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:35,575 INFO L229 MonitoredProcess]: Starting monitored process 412 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:35,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (412)] Waiting until timeout for monitored process [2022-11-20 10:55:35,578 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 [2022-11-20 10:55:35,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:35,589 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:35,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:35,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:35,589 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:35,593 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:35,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:35,600 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:35,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (412)] Ended with exit code 0 [2022-11-20 10:55:35,603 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 10:55:35,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:35,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:35,604 INFO L229 MonitoredProcess]: Starting monitored process 413 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:35,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (413)] Waiting until timeout for monitored process [2022-11-20 10:55:35,606 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 [2022-11-20 10:55:35,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:35,618 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:35,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:35,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:35,618 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:35,620 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:35,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:35,626 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:35,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (413)] Ended with exit code 0 [2022-11-20 10:55:35,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:35,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:35,630 INFO L229 MonitoredProcess]: Starting monitored process 414 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:35,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (414)] Waiting until timeout for monitored process [2022-11-20 10:55:35,632 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 [2022-11-20 10:55:35,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:35,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:35,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:35,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:35,644 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:35,649 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:35,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:35,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:35,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (414)] Ended with exit code 0 [2022-11-20 10:55:35,660 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 10:55:35,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:35,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:35,661 INFO L229 MonitoredProcess]: Starting monitored process 415 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:35,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (415)] Waiting until timeout for monitored process [2022-11-20 10:55:35,663 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 [2022-11-20 10:55:35,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:35,674 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:35,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:35,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:35,674 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:35,677 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:35,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:35,684 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:35,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (415)] Ended with exit code 0 [2022-11-20 10:55:35,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:35,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:35,688 INFO L229 MonitoredProcess]: Starting monitored process 416 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:35,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (416)] Waiting until timeout for monitored process [2022-11-20 10:55:35,690 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 [2022-11-20 10:55:35,702 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:35,702 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:35,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:35,702 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:35,702 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:35,708 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:35,708 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:35,718 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:35,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (416)] Ended with exit code 0 [2022-11-20 10:55:35,720 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 10:55:35,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:35,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:35,721 INFO L229 MonitoredProcess]: Starting monitored process 417 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:35,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (417)] Waiting until timeout for monitored process [2022-11-20 10:55:35,724 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 [2022-11-20 10:55:35,735 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:35,735 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:35,735 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:35,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:35,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:35,735 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:35,737 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:35,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:35,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:35,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (417)] Ended with exit code 0 [2022-11-20 10:55:35,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:35,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:35,747 INFO L229 MonitoredProcess]: Starting monitored process 418 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:35,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (418)] Waiting until timeout for monitored process [2022-11-20 10:55:35,750 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 [2022-11-20 10:55:35,761 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:35,761 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:35,761 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:35,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:35,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:35,762 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:35,765 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:35,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:35,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:35,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (418)] Ended with exit code 0 [2022-11-20 10:55:35,780 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 10:55:35,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:35,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:35,781 INFO L229 MonitoredProcess]: Starting monitored process 419 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:35,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (419)] Waiting until timeout for monitored process [2022-11-20 10:55:35,783 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 [2022-11-20 10:55:35,794 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:35,794 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:55:35,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:35,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:35,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:35,794 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:35,797 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:35,797 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:35,806 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:35,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (419)] Ended with exit code 0 [2022-11-20 10:55:35,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:35,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:35,809 INFO L229 MonitoredProcess]: Starting monitored process 420 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:35,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (420)] Waiting until timeout for monitored process [2022-11-20 10:55:35,812 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 [2022-11-20 10:55:35,823 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:35,823 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:55:35,823 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:35,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:35,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:35,823 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:35,829 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:35,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:35,845 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:35,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (420)] Ended with exit code 0 [2022-11-20 10:55:35,848 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 10:55:35,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:35,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:35,849 INFO L229 MonitoredProcess]: Starting monitored process 421 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:35,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (421)] Waiting until timeout for monitored process [2022-11-20 10:55:35,852 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 [2022-11-20 10:55:35,863 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:35,863 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:35,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:35,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:35,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:35,864 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:35,867 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:35,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:35,881 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:35,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (421)] Ended with exit code 0 [2022-11-20 10:55:35,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:35,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:35,885 INFO L229 MonitoredProcess]: Starting monitored process 422 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:35,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (422)] Waiting until timeout for monitored process [2022-11-20 10:55:35,888 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 [2022-11-20 10:55:35,900 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:35,900 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:35,900 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:35,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:35,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:35,900 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:35,907 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:35,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:35,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:35,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (422)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:35,934 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 10:55:35,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:35,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:35,935 INFO L229 MonitoredProcess]: Starting monitored process 423 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:35,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (423)] Waiting until timeout for monitored process [2022-11-20 10:55:35,937 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 [2022-11-20 10:55:35,948 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:35,948 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:35,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:35,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:35,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:35,949 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:35,951 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:35,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:35,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:35,960 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (423)] Ended with exit code 0 [2022-11-20 10:55:35,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:35,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:35,962 INFO L229 MonitoredProcess]: Starting monitored process 424 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:35,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (424)] Waiting until timeout for monitored process [2022-11-20 10:55:35,964 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 [2022-11-20 10:55:35,976 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:35,976 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:35,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:35,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:35,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:35,976 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:35,981 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:35,981 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:35,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:35,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (424)] Ended with exit code 0 [2022-11-20 10:55:35,994 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 10:55:35,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:35,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:35,995 INFO L229 MonitoredProcess]: Starting monitored process 425 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:35,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (425)] Waiting until timeout for monitored process [2022-11-20 10:55:35,998 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 [2022-11-20 10:55:36,010 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:36,010 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:36,010 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:36,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:36,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:36,010 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:55:36,014 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:55:36,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:36,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:36,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (425)] Ended with exit code 0 [2022-11-20 10:55:36,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:36,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:36,029 INFO L229 MonitoredProcess]: Starting monitored process 426 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:36,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (426)] Waiting until timeout for monitored process [2022-11-20 10:55:36,031 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 [2022-11-20 10:55:36,043 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:36,043 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:36,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:36,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:36,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:36,043 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:55:36,050 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:55:36,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:36,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:36,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (426)] Ended with exit code 0 [2022-11-20 10:55:36,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:55:36,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2022-11-20 10:55:36,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=205, Invalid=851, Unknown=0, NotChecked=0, Total=1056 [2022-11-20 10:55:36,071 INFO L87 Difference]: Start difference. First operand 216 states and 237 transitions. cyclomatic complexity: 22 Second operand has 33 states, 33 states have (on average 5.424242424242424) internal successors, (179), 33 states have internal predecessors, (179), 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) [2022-11-20 10:55:36,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:55:36,948 INFO L93 Difference]: Finished difference Result 101 states and 106 transitions. [2022-11-20 10:55:36,949 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 101 states and 106 transitions. [2022-11-20 10:55:36,949 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 10:55:36,949 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 101 states to 0 states and 0 transitions. [2022-11-20 10:55:36,949 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-20 10:55:36,949 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-20 10:55:36,949 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-20 10:55:36,949 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:55:36,950 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 10:55:36,950 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 10:55:36,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-11-20 10:55:36,950 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 10:55:36,950 INFO L335 stractBuchiCegarLoop]: ======== Iteration 36 ============ [2022-11-20 10:55:36,951 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-20 10:55:36,951 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 10:55:36,951 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-20 10:55:36,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 10:55:36 BoogieIcfgContainer [2022-11-20 10:55:36,959 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-20 10:55:36,959 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:55:36,959 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:55:36,959 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:55:36,960 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:52:45" (3/4) ... [2022-11-20 10:55:36,963 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 10:55:36,963 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:55:36,964 INFO L158 Benchmark]: Toolchain (without parser) took 172688.14ms. Allocated memory was 148.9MB in the beginning and 956.3MB in the end (delta: 807.4MB). Free memory was 119.4MB in the beginning and 689.7MB in the end (delta: -570.3MB). Peak memory consumption was 238.6MB. Max. memory is 16.1GB. [2022-11-20 10:55:36,964 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 102.8MB. Free memory is still 56.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:55:36,965 INFO L158 Benchmark]: CACSL2BoogieTranslator took 331.65ms. Allocated memory is still 148.9MB. Free memory was 119.4MB in the beginning and 107.3MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 10:55:36,965 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.71ms. Allocated memory is still 148.9MB. Free memory was 107.3MB in the beginning and 104.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 10:55:36,965 INFO L158 Benchmark]: Boogie Preprocessor took 35.42ms. Allocated memory is still 148.9MB. Free memory was 104.2MB in the beginning and 102.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:55:36,966 INFO L158 Benchmark]: RCFGBuilder took 571.98ms. Allocated memory is still 148.9MB. Free memory was 102.1MB in the beginning and 82.2MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 10:55:36,966 INFO L158 Benchmark]: BuchiAutomizer took 171676.13ms. Allocated memory was 148.9MB in the beginning and 956.3MB in the end (delta: 807.4MB). Free memory was 81.6MB in the beginning and 690.8MB in the end (delta: -609.1MB). Peak memory consumption was 198.8MB. Max. memory is 16.1GB. [2022-11-20 10:55:36,966 INFO L158 Benchmark]: Witness Printer took 4.41ms. Allocated memory is still 956.3MB. Free memory was 690.8MB in the beginning and 689.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:55:36,968 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 102.8MB. Free memory is still 56.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 331.65ms. Allocated memory is still 148.9MB. Free memory was 119.4MB in the beginning and 107.3MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.71ms. Allocated memory is still 148.9MB. Free memory was 107.3MB in the beginning and 104.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.42ms. Allocated memory is still 148.9MB. Free memory was 104.2MB in the beginning and 102.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 571.98ms. Allocated memory is still 148.9MB. Free memory was 102.1MB in the beginning and 82.2MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * BuchiAutomizer took 171676.13ms. Allocated memory was 148.9MB in the beginning and 956.3MB in the end (delta: 807.4MB). Free memory was 81.6MB in the beginning and 690.8MB in the end (delta: -609.1MB). Peak memory consumption was 198.8MB. Max. memory is 16.1GB. * Witness Printer took 4.41ms. Allocated memory is still 956.3MB. Free memory was 690.8MB in the beginning and 689.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 35 terminating modules (35 trivial, 0 deterministic, 0 nondeterministic). 35 modules have a trivial ranking function, the largest among these consists of 33 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 171.6s and 36 iterations. TraceHistogramMax:7. Analysis of lassos took 135.6s. Construction of modules took 17.9s. Büchi inclusion checks took 17.8s. Highest rank in rank-based complementation 0. Minimization of det autom 35. Minimization of nondet autom 0. Automata minimization 0.9s AutomataMinimizationTime, 34 MinimizatonAttempts, 20729 StatesRemovedByMinimization, 34 NontrivialMinimizations. Non-live state removal took 0.5s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12175 SdHoareTripleChecker+Valid, 21.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12175 mSDsluCounter, 9980 SdHoareTripleChecker+Invalid, 17.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 631 IncrementalHoareTripleChecker+Unchecked, 7678 mSDsCounter, 1211 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17195 IncrementalHoareTripleChecker+Invalid, 19037 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1211 mSolverCounterUnsat, 2302 mSDtfsCounter, 17195 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI18 SFLT0 conc3 concLT0 SILN0 SILU4 SILI10 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital66 mio100 ax100 hnf100 lsp79 ukn100 mio100 lsp100 div391 bol100 ite100 ukn100 eq145 hnf96 smp35 dnf113 smp99 tf101 neg97 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 87ms VariablesStem: 0 VariablesLoop: 20 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 12 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 7 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 6.2s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-20 10:55:36,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (405)] Ended with exit code 0 [2022-11-20 10:55:37,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (384)] Ended with exit code 0 [2022-11-20 10:55:37,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (363)] Ended with exit code 0 [2022-11-20 10:55:37,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (342)] Ended with exit code 0 [2022-11-20 10:55:37,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (321)] Ended with exit code 0 [2022-11-20 10:55:37,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (309)] Ended with exit code 0 [2022-11-20 10:55:38,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (308)] Ended with exit code 0 [2022-11-20 10:55:38,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (307)] Ended with exit code 0 [2022-11-20 10:55:38,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (255)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:38,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:38,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:39,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2022-11-20 10:55:39,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:39,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2022-11-20 10:55:39,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:39,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2022-11-20 10:55:40,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2022-11-20 10:55:40,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2022-11-20 10:55:40,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-11-20 10:55:40,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-11-20 10:55:40,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-11-20 10:55:41,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-11-20 10:55:41,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:41,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-11-20 10:55:41,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-20 10:55:41,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:42,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee27305e-daae-4030-86a4-6856b3297a60/bin/uautomizer-ug76WZFUDN/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