./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 b5237d83 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_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/bitvector/byte_add-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a --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-b5237d8 [2022-11-21 09:04:02,461 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 09:04:02,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 09:04:02,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 09:04:02,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 09:04:02,484 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 09:04:02,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 09:04:02,487 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 09:04:02,489 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 09:04:02,490 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 09:04:02,491 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 09:04:02,492 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 09:04:02,493 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 09:04:02,494 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 09:04:02,495 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 09:04:02,496 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 09:04:02,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 09:04:02,498 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 09:04:02,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 09:04:02,502 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 09:04:02,503 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 09:04:02,505 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 09:04:02,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 09:04:02,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 09:04:02,511 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 09:04:02,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 09:04:02,511 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 09:04:02,512 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 09:04:02,513 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 09:04:02,514 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 09:04:02,514 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 09:04:02,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 09:04:02,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 09:04:02,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 09:04:02,518 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 09:04:02,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 09:04:02,519 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 09:04:02,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 09:04:02,520 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 09:04:02,521 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 09:04:02,522 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 09:04:02,523 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-21 09:04:02,548 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 09:04:02,548 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 09:04:02,549 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 09:04:02,549 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 09:04:02,550 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 09:04:02,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 09:04:02,551 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 09:04:02,551 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-21 09:04:02,552 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-21 09:04:02,552 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-21 09:04:02,552 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-21 09:04:02,552 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-21 09:04:02,553 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-21 09:04:02,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 09:04:02,553 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 09:04:02,553 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 09:04:02,554 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 09:04:02,554 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 09:04:02,554 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 09:04:02,554 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-21 09:04:02,555 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-21 09:04:02,555 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-21 09:04:02,555 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 09:04:02,555 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 09:04:02,556 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-21 09:04:02,556 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 09:04:02,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-21 09:04:02,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 09:04:02,556 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 09:04:02,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 09:04:02,557 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 09:04:02,558 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-21 09:04:02,558 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_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7dfc9f1e1cbceb1807370dcac22a0449d857eff9a54bdefbc84178983a910e84 [2022-11-21 09:04:02,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 09:04:02,861 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 09:04:02,864 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 09:04:02,866 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 09:04:02,866 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 09:04:02,868 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/bitvector/byte_add-1.i [2022-11-21 09:04:06,029 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 09:04:06,249 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 09:04:06,251 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/sv-benchmarks/c/bitvector/byte_add-1.i [2022-11-21 09:04:06,260 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/data/42b6c3a2b/d9449a557c834293b5b9639de712efff/FLAGcf5c9a2f8 [2022-11-21 09:04:06,279 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/data/42b6c3a2b/d9449a557c834293b5b9639de712efff [2022-11-21 09:04:06,282 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 09:04:06,290 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 09:04:06,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 09:04:06,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 09:04:06,300 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 09:04:06,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:04:06" (1/1) ... [2022-11-21 09:04:06,302 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fa473d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:04:06, skipping insertion in model container [2022-11-21 09:04:06,302 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:04:06" (1/1) ... [2022-11-21 09:04:06,310 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 09:04:06,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 09:04:06,495 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_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/sv-benchmarks/c/bitvector/byte_add-1.i[1166,1179] [2022-11-21 09:04:06,528 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 09:04:06,550 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 09:04:06,561 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_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/sv-benchmarks/c/bitvector/byte_add-1.i[1166,1179] [2022-11-21 09:04:06,583 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 09:04:06,595 INFO L208 MainTranslator]: Completed translation [2022-11-21 09:04:06,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:04:06 WrapperNode [2022-11-21 09:04:06,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 09:04:06,596 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 09:04:06,596 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 09:04:06,596 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 09:04:06,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:04:06" (1/1) ... [2022-11-21 09:04:06,611 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:04:06" (1/1) ... [2022-11-21 09:04:06,651 INFO L138 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 142 [2022-11-21 09:04:06,652 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 09:04:06,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 09:04:06,653 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 09:04:06,653 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 09:04:06,662 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:04:06" (1/1) ... [2022-11-21 09:04:06,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:04:06" (1/1) ... [2022-11-21 09:04:06,680 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:04:06" (1/1) ... [2022-11-21 09:04:06,680 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:04:06" (1/1) ... [2022-11-21 09:04:06,689 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:04:06" (1/1) ... [2022-11-21 09:04:06,693 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:04:06" (1/1) ... [2022-11-21 09:04:06,707 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:04:06" (1/1) ... [2022-11-21 09:04:06,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:04:06" (1/1) ... [2022-11-21 09:04:06,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 09:04:06,713 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 09:04:06,718 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 09:04:06,718 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 09:04:06,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:04:06" (1/1) ... [2022-11-21 09:04:06,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:04:06,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:04:06,778 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:04:06,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-21 09:04:06,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 09:04:06,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 09:04:06,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 09:04:06,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 09:04:06,916 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 09:04:06,918 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 09:04:07,308 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 09:04:07,314 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 09:04:07,315 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 09:04:07,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:04:07 BoogieIcfgContainer [2022-11-21 09:04:07,317 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 09:04:07,318 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-21 09:04:07,318 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-21 09:04:07,338 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-21 09:04:07,339 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 09:04:07,339 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.11 09:04:06" (1/3) ... [2022-11-21 09:04:07,340 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@33f3fb7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 09:04:07, skipping insertion in model container [2022-11-21 09:04:07,340 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 09:04:07,341 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:04:06" (2/3) ... [2022-11-21 09:04:07,341 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@33f3fb7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 09:04:07, skipping insertion in model container [2022-11-21 09:04:07,341 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 09:04:07,341 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:04:07" (3/3) ... [2022-11-21 09:04:07,343 INFO L332 chiAutomizerObserver]: Analyzing ICFG byte_add-1.i [2022-11-21 09:04:07,428 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-21 09:04:07,428 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-21 09:04:07,429 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-21 09:04:07,429 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-21 09:04:07,429 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-21 09:04:07,429 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-21 09:04:07,429 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-21 09:04:07,429 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-21 09:04:07,435 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) [2022-11-21 09:04:07,453 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 26 [2022-11-21 09:04:07,454 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:07,454 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:07,460 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-21 09:04:07,460 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:07,460 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-21 09:04:07,461 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) [2022-11-21 09:04:07,464 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 26 [2022-11-21 09:04:07,464 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:07,464 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:07,465 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-21 09:04:07,465 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:07,472 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 [2022-11-21 09:04:07,473 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 [2022-11-21 09:04:07,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:07,479 INFO L85 PathProgramCache]: Analyzing trace with hash 889938151, now seen corresponding path program 1 times [2022-11-21 09:04:07,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:07,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020927920] [2022-11-21 09:04:07,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:07,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:07,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:07,690 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:04:07,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:07,768 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:04:07,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:07,774 INFO L85 PathProgramCache]: Analyzing trace with hash 730458878, now seen corresponding path program 1 times [2022-11-21 09:04:07,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:07,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887832273] [2022-11-21 09:04:07,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:07,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:07,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:07,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:07,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:07,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887832273] [2022-11-21 09:04:07,942 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887832273] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:07,942 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:04:07,943 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 09:04:07,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336130905] [2022-11-21 09:04:07,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:07,948 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:07,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:08,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:04:08,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:04:08,012 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) [2022-11-21 09:04:08,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:08,262 INFO L93 Difference]: Finished difference Result 72 states and 108 transitions. [2022-11-21 09:04:08,264 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 72 states and 108 transitions. [2022-11-21 09:04:08,266 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 47 [2022-11-21 09:04:08,271 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 72 states to 62 states and 96 transitions. [2022-11-21 09:04:08,272 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 62 [2022-11-21 09:04:08,272 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 62 [2022-11-21 09:04:08,273 INFO L73 IsDeterministic]: Start isDeterministic. Operand 62 states and 96 transitions. [2022-11-21 09:04:08,273 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:08,276 INFO L218 hiAutomatonCegarLoop]: Abstraction has 62 states and 96 transitions. [2022-11-21 09:04:08,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states and 96 transitions. [2022-11-21 09:04:08,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 60. [2022-11-21 09:04:08,311 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) [2022-11-21 09:04:08,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 94 transitions. [2022-11-21 09:04:08,314 INFO L240 hiAutomatonCegarLoop]: Abstraction has 60 states and 94 transitions. [2022-11-21 09:04:08,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:04:08,323 INFO L428 stractBuchiCegarLoop]: Abstraction has 60 states and 94 transitions. [2022-11-21 09:04:08,323 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-21 09:04:08,323 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 60 states and 94 transitions. [2022-11-21 09:04:08,331 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 45 [2022-11-21 09:04:08,332 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:08,332 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:08,333 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:08,333 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:08,334 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 [2022-11-21 09:04:08,334 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 [2022-11-21 09:04:08,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:08,336 INFO L85 PathProgramCache]: Analyzing trace with hash 532072804, now seen corresponding path program 1 times [2022-11-21 09:04:08,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:08,338 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528513641] [2022-11-21 09:04:08,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:08,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:08,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:08,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:08,698 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:08,698 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528513641] [2022-11-21 09:04:08,698 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1528513641] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:08,698 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:04:08,698 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 09:04:08,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855620105] [2022-11-21 09:04:08,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:08,699 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 09:04:08,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:08,700 INFO L85 PathProgramCache]: Analyzing trace with hash -1711027832, now seen corresponding path program 1 times [2022-11-21 09:04:08,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:08,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6559041] [2022-11-21 09:04:08,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:08,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:08,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:08,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:08,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:08,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6559041] [2022-11-21 09:04:08,799 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6559041] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:08,800 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:04:08,800 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 09:04:08,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120501302] [2022-11-21 09:04:08,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:08,801 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:08,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:08,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 09:04:08,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-21 09:04:08,802 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) [2022-11-21 09:04:09,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:09,069 INFO L93 Difference]: Finished difference Result 135 states and 202 transitions. [2022-11-21 09:04:09,069 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 135 states and 202 transitions. [2022-11-21 09:04:09,073 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 90 [2022-11-21 09:04:09,078 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 135 states to 135 states and 202 transitions. [2022-11-21 09:04:09,079 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 135 [2022-11-21 09:04:09,080 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 135 [2022-11-21 09:04:09,082 INFO L73 IsDeterministic]: Start isDeterministic. Operand 135 states and 202 transitions. [2022-11-21 09:04:09,083 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:09,084 INFO L218 hiAutomatonCegarLoop]: Abstraction has 135 states and 202 transitions. [2022-11-21 09:04:09,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states and 202 transitions. [2022-11-21 09:04:09,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 67. [2022-11-21 09:04:09,092 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) [2022-11-21 09:04:09,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 104 transitions. [2022-11-21 09:04:09,095 INFO L240 hiAutomatonCegarLoop]: Abstraction has 67 states and 104 transitions. [2022-11-21 09:04:09,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 09:04:09,097 INFO L428 stractBuchiCegarLoop]: Abstraction has 67 states and 104 transitions. [2022-11-21 09:04:09,097 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-21 09:04:09,097 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 67 states and 104 transitions. [2022-11-21 09:04:09,098 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 45 [2022-11-21 09:04:09,103 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:09,103 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:09,104 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:09,104 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:09,105 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 [2022-11-21 09:04:09,106 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 [2022-11-21 09:04:09,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:09,107 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 1 times [2022-11-21 09:04:09,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:09,107 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108444437] [2022-11-21 09:04:09,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:09,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:09,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:09,124 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:04:09,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:09,140 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:04:09,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:09,141 INFO L85 PathProgramCache]: Analyzing trace with hash -1856053184, now seen corresponding path program 2 times [2022-11-21 09:04:09,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:09,142 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801581343] [2022-11-21 09:04:09,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:09,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:09,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:09,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:09,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:09,295 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801581343] [2022-11-21 09:04:09,295 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1801581343] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:09,296 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:04:09,296 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 09:04:09,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681364168] [2022-11-21 09:04:09,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:09,297 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:09,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:09,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 09:04:09,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 09:04:09,301 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) [2022-11-21 09:04:09,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:09,526 INFO L93 Difference]: Finished difference Result 95 states and 150 transitions. [2022-11-21 09:04:09,526 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 95 states and 150 transitions. [2022-11-21 09:04:09,527 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 73 [2022-11-21 09:04:09,528 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 95 states to 95 states and 150 transitions. [2022-11-21 09:04:09,528 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 95 [2022-11-21 09:04:09,528 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 95 [2022-11-21 09:04:09,529 INFO L73 IsDeterministic]: Start isDeterministic. Operand 95 states and 150 transitions. [2022-11-21 09:04:09,529 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:09,529 INFO L218 hiAutomatonCegarLoop]: Abstraction has 95 states and 150 transitions. [2022-11-21 09:04:09,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states and 150 transitions. [2022-11-21 09:04:09,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 87. [2022-11-21 09:04:09,537 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) [2022-11-21 09:04:09,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 136 transitions. [2022-11-21 09:04:09,539 INFO L240 hiAutomatonCegarLoop]: Abstraction has 87 states and 136 transitions. [2022-11-21 09:04:09,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 09:04:09,542 INFO L428 stractBuchiCegarLoop]: Abstraction has 87 states and 136 transitions. [2022-11-21 09:04:09,543 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-21 09:04:09,543 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 87 states and 136 transitions. [2022-11-21 09:04:09,544 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 65 [2022-11-21 09:04:09,545 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:09,545 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:09,546 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:09,546 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:09,547 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 [2022-11-21 09:04:09,547 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 [2022-11-21 09:04:09,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:09,548 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 2 times [2022-11-21 09:04:09,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:09,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048022771] [2022-11-21 09:04:09,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:09,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:09,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:09,592 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:04:09,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:09,610 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:04:09,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:09,614 INFO L85 PathProgramCache]: Analyzing trace with hash -1033469529, now seen corresponding path program 1 times [2022-11-21 09:04:09,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:09,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284163838] [2022-11-21 09:04:09,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:09,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:09,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:09,678 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 09:04:09,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:09,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284163838] [2022-11-21 09:04:09,680 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284163838] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:09,680 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:04:09,680 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 09:04:09,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515204435] [2022-11-21 09:04:09,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:09,685 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:09,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:09,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:04:09,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:04:09,688 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) [2022-11-21 09:04:09,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:09,799 INFO L93 Difference]: Finished difference Result 118 states and 180 transitions. [2022-11-21 09:04:09,799 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 118 states and 180 transitions. [2022-11-21 09:04:09,800 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 96 [2022-11-21 09:04:09,801 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 118 states to 118 states and 180 transitions. [2022-11-21 09:04:09,801 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 118 [2022-11-21 09:04:09,802 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 118 [2022-11-21 09:04:09,802 INFO L73 IsDeterministic]: Start isDeterministic. Operand 118 states and 180 transitions. [2022-11-21 09:04:09,802 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:09,803 INFO L218 hiAutomatonCegarLoop]: Abstraction has 118 states and 180 transitions. [2022-11-21 09:04:09,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states and 180 transitions. [2022-11-21 09:04:09,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 116. [2022-11-21 09:04:09,819 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) [2022-11-21 09:04:09,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 178 transitions. [2022-11-21 09:04:09,821 INFO L240 hiAutomatonCegarLoop]: Abstraction has 116 states and 178 transitions. [2022-11-21 09:04:09,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:04:09,823 INFO L428 stractBuchiCegarLoop]: Abstraction has 116 states and 178 transitions. [2022-11-21 09:04:09,823 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-21 09:04:09,824 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 116 states and 178 transitions. [2022-11-21 09:04:09,825 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 94 [2022-11-21 09:04:09,825 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:09,826 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:09,827 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:09,828 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:09,828 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 [2022-11-21 09:04:09,828 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 [2022-11-21 09:04:09,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:09,829 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 3 times [2022-11-21 09:04:09,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:09,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025091300] [2022-11-21 09:04:09,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:09,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:09,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:09,844 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:04:09,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:09,872 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:04:09,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:09,872 INFO L85 PathProgramCache]: Analyzing trace with hash -1031622487, now seen corresponding path program 1 times [2022-11-21 09:04:09,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:09,877 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451470142] [2022-11-21 09:04:09,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:09,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:09,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:10,021 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:10,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:10,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451470142] [2022-11-21 09:04:10,021 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1451470142] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:10,022 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:04:10,022 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 09:04:10,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052689107] [2022-11-21 09:04:10,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:10,023 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:10,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:10,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 09:04:10,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-21 09:04:10,025 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) [2022-11-21 09:04:10,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:10,293 INFO L93 Difference]: Finished difference Result 249 states and 377 transitions. [2022-11-21 09:04:10,293 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 249 states and 377 transitions. [2022-11-21 09:04:10,295 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 200 [2022-11-21 09:04:10,297 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 249 states to 249 states and 377 transitions. [2022-11-21 09:04:10,297 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 249 [2022-11-21 09:04:10,297 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 249 [2022-11-21 09:04:10,297 INFO L73 IsDeterministic]: Start isDeterministic. Operand 249 states and 377 transitions. [2022-11-21 09:04:10,298 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:10,298 INFO L218 hiAutomatonCegarLoop]: Abstraction has 249 states and 377 transitions. [2022-11-21 09:04:10,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states and 377 transitions. [2022-11-21 09:04:10,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 188. [2022-11-21 09:04:10,309 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) [2022-11-21 09:04:10,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 287 transitions. [2022-11-21 09:04:10,310 INFO L240 hiAutomatonCegarLoop]: Abstraction has 188 states and 287 transitions. [2022-11-21 09:04:10,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-21 09:04:10,312 INFO L428 stractBuchiCegarLoop]: Abstraction has 188 states and 287 transitions. [2022-11-21 09:04:10,312 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-21 09:04:10,312 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 188 states and 287 transitions. [2022-11-21 09:04:10,313 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 161 [2022-11-21 09:04:10,313 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:10,313 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:10,314 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:10,314 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:10,315 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 [2022-11-21 09:04:10,315 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 [2022-11-21 09:04:10,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:10,315 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 4 times [2022-11-21 09:04:10,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:10,316 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105639370] [2022-11-21 09:04:10,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:10,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:10,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:10,327 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:04:10,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:10,339 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:04:10,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:10,340 INFO L85 PathProgramCache]: Analyzing trace with hash 741537833, now seen corresponding path program 1 times [2022-11-21 09:04:10,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:10,340 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162144581] [2022-11-21 09:04:10,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:10,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:10,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:10,529 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:10,530 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:10,530 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162144581] [2022-11-21 09:04:10,530 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162144581] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 09:04:10,530 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2111255084] [2022-11-21 09:04:10,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:10,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 09:04:10,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:04:10,538 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 09:04:10,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-21 09:04:10,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:10,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 09:04:10,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 09:04:10,812 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:10,812 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 09:04:10,873 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:10,874 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2111255084] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 09:04:10,874 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 09:04:10,874 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 8 [2022-11-21 09:04:10,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427626299] [2022-11-21 09:04:10,875 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 09:04:10,875 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:10,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:10,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-21 09:04:10,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2022-11-21 09:04:10,879 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) [2022-11-21 09:04:11,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:11,298 INFO L93 Difference]: Finished difference Result 329 states and 479 transitions. [2022-11-21 09:04:11,298 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 329 states and 479 transitions. [2022-11-21 09:04:11,300 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 257 [2022-11-21 09:04:11,302 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 329 states to 329 states and 479 transitions. [2022-11-21 09:04:11,302 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 329 [2022-11-21 09:04:11,303 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 329 [2022-11-21 09:04:11,303 INFO L73 IsDeterministic]: Start isDeterministic. Operand 329 states and 479 transitions. [2022-11-21 09:04:11,304 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:11,304 INFO L218 hiAutomatonCegarLoop]: Abstraction has 329 states and 479 transitions. [2022-11-21 09:04:11,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states and 479 transitions. [2022-11-21 09:04:11,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 242. [2022-11-21 09:04:11,322 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) [2022-11-21 09:04:11,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 367 transitions. [2022-11-21 09:04:11,326 INFO L240 hiAutomatonCegarLoop]: Abstraction has 242 states and 367 transitions. [2022-11-21 09:04:11,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 09:04:11,327 INFO L428 stractBuchiCegarLoop]: Abstraction has 242 states and 367 transitions. [2022-11-21 09:04:11,328 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-21 09:04:11,328 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 242 states and 367 transitions. [2022-11-21 09:04:11,330 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 206 [2022-11-21 09:04:11,330 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:11,330 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:11,332 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:11,333 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:11,333 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 [2022-11-21 09:04:11,333 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 [2022-11-21 09:04:11,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:11,334 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 5 times [2022-11-21 09:04:11,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:11,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892558234] [2022-11-21 09:04:11,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:11,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:11,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:11,356 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:04:11,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:11,379 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:04:11,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:11,381 INFO L85 PathProgramCache]: Analyzing trace with hash -1687418919, now seen corresponding path program 1 times [2022-11-21 09:04:11,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:11,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428777433] [2022-11-21 09:04:11,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:11,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:11,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:11,506 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 09:04:11,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:11,507 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428777433] [2022-11-21 09:04:11,507 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428777433] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:11,507 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:04:11,507 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 09:04:11,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652679329] [2022-11-21 09:04:11,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:11,508 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:11,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:11,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 09:04:11,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 09:04:11,509 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) [2022-11-21 09:04:11,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:11,696 INFO L93 Difference]: Finished difference Result 362 states and 537 transitions. [2022-11-21 09:04:11,696 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 362 states and 537 transitions. [2022-11-21 09:04:11,698 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 320 [2022-11-21 09:04:11,700 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 362 states to 362 states and 537 transitions. [2022-11-21 09:04:11,701 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 362 [2022-11-21 09:04:11,701 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 362 [2022-11-21 09:04:11,701 INFO L73 IsDeterministic]: Start isDeterministic. Operand 362 states and 537 transitions. [2022-11-21 09:04:11,702 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:11,702 INFO L218 hiAutomatonCegarLoop]: Abstraction has 362 states and 537 transitions. [2022-11-21 09:04:11,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states and 537 transitions. [2022-11-21 09:04:11,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 270. [2022-11-21 09:04:11,722 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) [2022-11-21 09:04:11,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 414 transitions. [2022-11-21 09:04:11,723 INFO L240 hiAutomatonCegarLoop]: Abstraction has 270 states and 414 transitions. [2022-11-21 09:04:11,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 09:04:11,724 INFO L428 stractBuchiCegarLoop]: Abstraction has 270 states and 414 transitions. [2022-11-21 09:04:11,725 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-11-21 09:04:11,725 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 270 states and 414 transitions. [2022-11-21 09:04:11,726 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 246 [2022-11-21 09:04:11,726 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:11,726 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:11,727 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:11,727 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:11,728 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 [2022-11-21 09:04:11,728 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 [2022-11-21 09:04:11,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:11,729 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 6 times [2022-11-21 09:04:11,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:11,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447271927] [2022-11-21 09:04:11,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:11,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:11,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:11,753 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:04:11,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:11,765 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:04:11,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:11,765 INFO L85 PathProgramCache]: Analyzing trace with hash 1831537572, now seen corresponding path program 1 times [2022-11-21 09:04:11,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:11,766 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605333892] [2022-11-21 09:04:11,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:11,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:11,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:11,903 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 25 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:11,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:11,904 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605333892] [2022-11-21 09:04:11,904 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605333892] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 09:04:11,904 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [363592161] [2022-11-21 09:04:11,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:11,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 09:04:11,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:04:11,929 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 09:04:11,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-21 09:04:11,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:11,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 09:04:11,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 09:04:12,052 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-21 09:04:12,052 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-21 09:04:12,052 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [363592161] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:12,052 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-21 09:04:12,053 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2022-11-21 09:04:12,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209559092] [2022-11-21 09:04:12,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:12,053 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:12,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:12,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 09:04:12,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-21 09:04:12,054 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) [2022-11-21 09:04:12,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:12,258 INFO L93 Difference]: Finished difference Result 284 states and 404 transitions. [2022-11-21 09:04:12,258 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 284 states and 404 transitions. [2022-11-21 09:04:12,260 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 260 [2022-11-21 09:04:12,261 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 284 states to 284 states and 404 transitions. [2022-11-21 09:04:12,262 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 284 [2022-11-21 09:04:12,262 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 284 [2022-11-21 09:04:12,262 INFO L73 IsDeterministic]: Start isDeterministic. Operand 284 states and 404 transitions. [2022-11-21 09:04:12,262 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:12,263 INFO L218 hiAutomatonCegarLoop]: Abstraction has 284 states and 404 transitions. [2022-11-21 09:04:12,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states and 404 transitions. [2022-11-21 09:04:12,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 240. [2022-11-21 09:04:12,268 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) [2022-11-21 09:04:12,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 343 transitions. [2022-11-21 09:04:12,269 INFO L240 hiAutomatonCegarLoop]: Abstraction has 240 states and 343 transitions. [2022-11-21 09:04:12,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 09:04:12,273 INFO L428 stractBuchiCegarLoop]: Abstraction has 240 states and 343 transitions. [2022-11-21 09:04:12,273 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-11-21 09:04:12,274 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 240 states and 343 transitions. [2022-11-21 09:04:12,274 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 216 [2022-11-21 09:04:12,275 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:12,275 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:12,275 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:12,275 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:12,275 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 [2022-11-21 09:04:12,276 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 [2022-11-21 09:04:12,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:12,276 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 7 times [2022-11-21 09:04:12,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:12,276 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966143754] [2022-11-21 09:04:12,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:12,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:12,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:12,286 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:04:12,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:12,296 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:04:12,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:12,297 INFO L85 PathProgramCache]: Analyzing trace with hash 1888795874, now seen corresponding path program 2 times [2022-11-21 09:04:12,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:12,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613720754] [2022-11-21 09:04:12,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:12,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:12,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:12,410 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 25 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:12,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:12,412 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613720754] [2022-11-21 09:04:12,412 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613720754] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 09:04:12,417 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1577606674] [2022-11-21 09:04:12,417 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-21 09:04:12,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 09:04:12,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:04:12,426 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 09:04:12,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-21 09:04:12,479 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-21 09:04:12,480 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-21 09:04:12,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 09:04:12,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 09:04:12,545 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 09:04:12,545 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 09:04:12,628 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 09:04:12,628 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1577606674] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 09:04:12,628 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 09:04:12,628 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 11 [2022-11-21 09:04:12,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865383574] [2022-11-21 09:04:12,629 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 09:04:12,629 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:12,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:12,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-21 09:04:12,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2022-11-21 09:04:12,630 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) [2022-11-21 09:04:14,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:14,441 INFO L93 Difference]: Finished difference Result 659 states and 859 transitions. [2022-11-21 09:04:14,441 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 659 states and 859 transitions. [2022-11-21 09:04:14,445 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 615 [2022-11-21 09:04:14,449 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 659 states to 659 states and 859 transitions. [2022-11-21 09:04:14,449 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 659 [2022-11-21 09:04:14,450 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 659 [2022-11-21 09:04:14,450 INFO L73 IsDeterministic]: Start isDeterministic. Operand 659 states and 859 transitions. [2022-11-21 09:04:14,451 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:14,451 INFO L218 hiAutomatonCegarLoop]: Abstraction has 659 states and 859 transitions. [2022-11-21 09:04:14,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 659 states and 859 transitions. [2022-11-21 09:04:14,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 659 to 372. [2022-11-21 09:04:14,458 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) [2022-11-21 09:04:14,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 511 transitions. [2022-11-21 09:04:14,459 INFO L240 hiAutomatonCegarLoop]: Abstraction has 372 states and 511 transitions. [2022-11-21 09:04:14,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-11-21 09:04:14,461 INFO L428 stractBuchiCegarLoop]: Abstraction has 372 states and 511 transitions. [2022-11-21 09:04:14,461 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-11-21 09:04:14,461 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 372 states and 511 transitions. [2022-11-21 09:04:14,463 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 339 [2022-11-21 09:04:14,463 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:14,463 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:14,464 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:14,464 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] [2022-11-21 09:04:14,464 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 [2022-11-21 09:04:14,465 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 [2022-11-21 09:04:14,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:14,465 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 8 times [2022-11-21 09:04:14,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:14,466 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262858726] [2022-11-21 09:04:14,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:14,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:14,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:14,477 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:04:14,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:14,487 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:04:14,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:14,488 INFO L85 PathProgramCache]: Analyzing trace with hash -385275002, now seen corresponding path program 1 times [2022-11-21 09:04:14,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:14,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418975366] [2022-11-21 09:04:14,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:14,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:14,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:14,563 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2022-11-21 09:04:14,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:14,564 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418975366] [2022-11-21 09:04:14,564 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418975366] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:14,564 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:04:14,564 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 09:04:14,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242184075] [2022-11-21 09:04:14,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:14,565 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:14,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:14,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 09:04:14,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 09:04:14,566 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) [2022-11-21 09:04:14,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:14,669 INFO L93 Difference]: Finished difference Result 563 states and 745 transitions. [2022-11-21 09:04:14,669 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 563 states and 745 transitions. [2022-11-21 09:04:14,673 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 514 [2022-11-21 09:04:14,675 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 563 states to 563 states and 745 transitions. [2022-11-21 09:04:14,676 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 563 [2022-11-21 09:04:14,676 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 563 [2022-11-21 09:04:14,676 INFO L73 IsDeterministic]: Start isDeterministic. Operand 563 states and 745 transitions. [2022-11-21 09:04:14,677 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:14,677 INFO L218 hiAutomatonCegarLoop]: Abstraction has 563 states and 745 transitions. [2022-11-21 09:04:14,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states and 745 transitions. [2022-11-21 09:04:14,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 419. [2022-11-21 09:04:14,685 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) [2022-11-21 09:04:14,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 579 transitions. [2022-11-21 09:04:14,687 INFO L240 hiAutomatonCegarLoop]: Abstraction has 419 states and 579 transitions. [2022-11-21 09:04:14,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 09:04:14,688 INFO L428 stractBuchiCegarLoop]: Abstraction has 419 states and 579 transitions. [2022-11-21 09:04:14,689 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-11-21 09:04:14,689 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 419 states and 579 transitions. [2022-11-21 09:04:14,691 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 386 [2022-11-21 09:04:14,691 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:14,691 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:14,692 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:14,693 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] [2022-11-21 09:04:14,693 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 [2022-11-21 09:04:14,701 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 [2022-11-21 09:04:14,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:14,701 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 9 times [2022-11-21 09:04:14,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:14,702 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847191081] [2022-11-21 09:04:14,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:14,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:14,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:14,721 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:04:14,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:14,739 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:04:14,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:14,740 INFO L85 PathProgramCache]: Analyzing trace with hash -1576696733, now seen corresponding path program 1 times [2022-11-21 09:04:14,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:14,740 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700745593] [2022-11-21 09:04:14,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:14,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:14,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:14,887 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-11-21 09:04:14,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:14,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700745593] [2022-11-21 09:04:14,889 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700745593] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:14,890 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:04:14,890 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 09:04:14,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849266266] [2022-11-21 09:04:14,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:14,891 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:14,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:14,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 09:04:14,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 09:04:14,892 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) [2022-11-21 09:04:14,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:14,953 INFO L93 Difference]: Finished difference Result 507 states and 669 transitions. [2022-11-21 09:04:14,953 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 507 states and 669 transitions. [2022-11-21 09:04:14,959 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 465 [2022-11-21 09:04:14,964 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 507 states to 507 states and 669 transitions. [2022-11-21 09:04:14,964 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 507 [2022-11-21 09:04:14,965 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 507 [2022-11-21 09:04:14,965 INFO L73 IsDeterministic]: Start isDeterministic. Operand 507 states and 669 transitions. [2022-11-21 09:04:14,966 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:14,966 INFO L218 hiAutomatonCegarLoop]: Abstraction has 507 states and 669 transitions. [2022-11-21 09:04:14,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 507 states and 669 transitions. [2022-11-21 09:04:14,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 507 to 423. [2022-11-21 09:04:14,973 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) [2022-11-21 09:04:14,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 575 transitions. [2022-11-21 09:04:14,975 INFO L240 hiAutomatonCegarLoop]: Abstraction has 423 states and 575 transitions. [2022-11-21 09:04:14,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 09:04:14,975 INFO L428 stractBuchiCegarLoop]: Abstraction has 423 states and 575 transitions. [2022-11-21 09:04:14,976 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-11-21 09:04:14,976 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 423 states and 575 transitions. [2022-11-21 09:04:14,978 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 390 [2022-11-21 09:04:14,978 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:14,978 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:14,979 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:14,979 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] [2022-11-21 09:04:14,979 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 [2022-11-21 09:04:14,981 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 [2022-11-21 09:04:14,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:14,981 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 10 times [2022-11-21 09:04:14,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:14,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908148044] [2022-11-21 09:04:14,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:14,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:14,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:15,000 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:04:15,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:15,011 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:04:15,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:15,012 INFO L85 PathProgramCache]: Analyzing trace with hash -1641427436, now seen corresponding path program 1 times [2022-11-21 09:04:15,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:15,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370776599] [2022-11-21 09:04:15,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:15,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:15,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:15,227 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 144 proven. 6 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-11-21 09:04:15,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:15,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370776599] [2022-11-21 09:04:15,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370776599] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 09:04:15,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [359788520] [2022-11-21 09:04:15,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:15,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 09:04:15,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:04:15,234 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 09:04:15,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-21 09:04:15,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:15,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 09:04:15,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 09:04:15,436 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 147 proven. 4 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-21 09:04:15,436 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 09:04:15,594 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-21 09:04:15,595 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [359788520] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-21 09:04:15,595 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-21 09:04:15,595 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 5] total 9 [2022-11-21 09:04:15,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316919215] [2022-11-21 09:04:15,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:15,596 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:15,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:15,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 09:04:15,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-11-21 09:04:15,597 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) [2022-11-21 09:04:15,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:15,913 INFO L93 Difference]: Finished difference Result 833 states and 1114 transitions. [2022-11-21 09:04:15,914 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 833 states and 1114 transitions. [2022-11-21 09:04:15,920 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 766 [2022-11-21 09:04:15,925 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 833 states to 825 states and 1104 transitions. [2022-11-21 09:04:15,925 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 825 [2022-11-21 09:04:15,926 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 825 [2022-11-21 09:04:15,926 INFO L73 IsDeterministic]: Start isDeterministic. Operand 825 states and 1104 transitions. [2022-11-21 09:04:15,928 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:15,928 INFO L218 hiAutomatonCegarLoop]: Abstraction has 825 states and 1104 transitions. [2022-11-21 09:04:15,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 825 states and 1104 transitions. [2022-11-21 09:04:15,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 825 to 735. [2022-11-21 09:04:15,942 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) [2022-11-21 09:04:15,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 735 states and 1007 transitions. [2022-11-21 09:04:15,945 INFO L240 hiAutomatonCegarLoop]: Abstraction has 735 states and 1007 transitions. [2022-11-21 09:04:15,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-21 09:04:15,946 INFO L428 stractBuchiCegarLoop]: Abstraction has 735 states and 1007 transitions. [2022-11-21 09:04:15,946 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-11-21 09:04:15,946 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 735 states and 1007 transitions. [2022-11-21 09:04:15,950 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 702 [2022-11-21 09:04:15,951 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:15,951 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:15,952 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:15,952 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] [2022-11-21 09:04:15,952 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 [2022-11-21 09:04:15,953 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 [2022-11-21 09:04:15,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:15,953 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 11 times [2022-11-21 09:04:15,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:15,954 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002493293] [2022-11-21 09:04:15,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:15,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:15,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:15,966 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:04:15,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:15,976 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:04:15,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:15,977 INFO L85 PathProgramCache]: Analyzing trace with hash -1291203658, now seen corresponding path program 1 times [2022-11-21 09:04:15,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:15,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178789633] [2022-11-21 09:04:15,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:15,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:15,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:16,132 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 129 proven. 6 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-21 09:04:16,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:16,132 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178789633] [2022-11-21 09:04:16,132 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178789633] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 09:04:16,132 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2058218774] [2022-11-21 09:04:16,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:16,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 09:04:16,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:04:16,138 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 09:04:16,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-21 09:04:16,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:16,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 09:04:16,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 09:04:16,536 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 147 proven. 3 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-21 09:04:16,537 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 09:04:16,755 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 123 proven. 27 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-21 09:04:16,756 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2058218774] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 09:04:16,756 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 09:04:16,756 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 7, 7] total 11 [2022-11-21 09:04:16,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784932610] [2022-11-21 09:04:16,757 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 09:04:16,757 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:16,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:16,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-21 09:04:16,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2022-11-21 09:04:16,758 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) [2022-11-21 09:04:17,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:17,637 INFO L93 Difference]: Finished difference Result 3099 states and 4046 transitions. [2022-11-21 09:04:17,637 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3099 states and 4046 transitions. [2022-11-21 09:04:17,658 INFO L131 ngComponentsAnalysis]: Automaton has 14 accepting balls. 2580 [2022-11-21 09:04:17,673 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3099 states to 3043 states and 3975 transitions. [2022-11-21 09:04:17,673 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3043 [2022-11-21 09:04:17,676 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3043 [2022-11-21 09:04:17,677 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3043 states and 3975 transitions. [2022-11-21 09:04:17,680 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:17,680 INFO L218 hiAutomatonCegarLoop]: Abstraction has 3043 states and 3975 transitions. [2022-11-21 09:04:17,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3043 states and 3975 transitions. [2022-11-21 09:04:17,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3043 to 2478. [2022-11-21 09:04:17,719 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) [2022-11-21 09:04:17,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 2478 states and 3328 transitions. [2022-11-21 09:04:17,726 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2478 states and 3328 transitions. [2022-11-21 09:04:17,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-21 09:04:17,727 INFO L428 stractBuchiCegarLoop]: Abstraction has 2478 states and 3328 transitions. [2022-11-21 09:04:17,727 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-11-21 09:04:17,727 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2478 states and 3328 transitions. [2022-11-21 09:04:17,739 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 2241 [2022-11-21 09:04:17,739 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:17,740 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:17,741 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:17,741 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] [2022-11-21 09:04:17,741 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 [2022-11-21 09:04:17,741 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 [2022-11-21 09:04:17,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:17,742 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 12 times [2022-11-21 09:04:17,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:17,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302801200] [2022-11-21 09:04:17,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:17,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:17,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:17,752 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:04:17,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:17,761 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:04:17,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:17,762 INFO L85 PathProgramCache]: Analyzing trace with hash -1317629569, now seen corresponding path program 1 times [2022-11-21 09:04:17,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:17,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593821649] [2022-11-21 09:04:17,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:17,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:17,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:18,017 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-11-21 09:04:18,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:18,018 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593821649] [2022-11-21 09:04:18,018 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593821649] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:18,018 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:04:18,018 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-21 09:04:18,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489144711] [2022-11-21 09:04:18,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:18,019 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:18,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:18,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-21 09:04:18,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-11-21 09:04:18,020 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) [2022-11-21 09:04:18,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:18,638 INFO L93 Difference]: Finished difference Result 3257 states and 4289 transitions. [2022-11-21 09:04:18,638 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3257 states and 4289 transitions. [2022-11-21 09:04:18,657 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 2826 [2022-11-21 09:04:18,674 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3257 states to 3226 states and 4257 transitions. [2022-11-21 09:04:18,674 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3226 [2022-11-21 09:04:18,677 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3226 [2022-11-21 09:04:18,677 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3226 states and 4257 transitions. [2022-11-21 09:04:18,681 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:18,681 INFO L218 hiAutomatonCegarLoop]: Abstraction has 3226 states and 4257 transitions. [2022-11-21 09:04:18,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3226 states and 4257 transitions. [2022-11-21 09:04:18,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3226 to 2825. [2022-11-21 09:04:18,730 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) [2022-11-21 09:04:18,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2825 states to 2825 states and 3800 transitions. [2022-11-21 09:04:18,739 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2825 states and 3800 transitions. [2022-11-21 09:04:18,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-21 09:04:18,739 INFO L428 stractBuchiCegarLoop]: Abstraction has 2825 states and 3800 transitions. [2022-11-21 09:04:18,740 INFO L335 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2022-11-21 09:04:18,740 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2825 states and 3800 transitions. [2022-11-21 09:04:18,754 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 2640 [2022-11-21 09:04:18,754 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:18,754 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:18,755 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:18,755 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] [2022-11-21 09:04:18,755 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 [2022-11-21 09:04:18,756 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 [2022-11-21 09:04:18,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:18,756 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 13 times [2022-11-21 09:04:18,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:18,757 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223604745] [2022-11-21 09:04:18,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:18,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:18,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:18,765 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:04:18,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:18,774 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:04:18,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:18,775 INFO L85 PathProgramCache]: Analyzing trace with hash 1406081599, now seen corresponding path program 1 times [2022-11-21 09:04:18,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:18,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998926519] [2022-11-21 09:04:18,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:18,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:18,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:18,882 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-21 09:04:18,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:18,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998926519] [2022-11-21 09:04:18,882 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998926519] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:18,883 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:04:18,883 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 09:04:18,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252470019] [2022-11-21 09:04:18,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:18,883 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:18,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:18,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:04:18,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:04:18,884 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) [2022-11-21 09:04:18,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:18,922 INFO L93 Difference]: Finished difference Result 2825 states and 3716 transitions. [2022-11-21 09:04:18,923 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2825 states and 3716 transitions. [2022-11-21 09:04:18,944 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 2640 [2022-11-21 09:04:18,957 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2825 states to 2825 states and 3716 transitions. [2022-11-21 09:04:18,958 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2825 [2022-11-21 09:04:18,962 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2825 [2022-11-21 09:04:18,963 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2825 states and 3716 transitions. [2022-11-21 09:04:18,966 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:18,966 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2825 states and 3716 transitions. [2022-11-21 09:04:18,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2825 states and 3716 transitions. [2022-11-21 09:04:19,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2825 to 2638. [2022-11-21 09:04:19,020 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) [2022-11-21 09:04:19,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 2638 states and 3432 transitions. [2022-11-21 09:04:19,026 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2638 states and 3432 transitions. [2022-11-21 09:04:19,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:04:19,027 INFO L428 stractBuchiCegarLoop]: Abstraction has 2638 states and 3432 transitions. [2022-11-21 09:04:19,027 INFO L335 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2022-11-21 09:04:19,028 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2638 states and 3432 transitions. [2022-11-21 09:04:19,039 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 2454 [2022-11-21 09:04:19,039 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:19,039 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:19,041 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:19,041 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] [2022-11-21 09:04:19,041 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 [2022-11-21 09:04:19,041 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 [2022-11-21 09:04:19,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:19,042 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 14 times [2022-11-21 09:04:19,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:19,042 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734278927] [2022-11-21 09:04:19,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:19,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:19,052 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:04:19,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:19,070 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:04:19,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:19,071 INFO L85 PathProgramCache]: Analyzing trace with hash -554794847, now seen corresponding path program 1 times [2022-11-21 09:04:19,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:19,071 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506097161] [2022-11-21 09:04:19,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:19,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:19,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:19,267 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-11-21 09:04:19,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:19,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506097161] [2022-11-21 09:04:19,268 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506097161] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:19,268 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:04:19,269 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 09:04:19,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958912912] [2022-11-21 09:04:19,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:19,269 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:19,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:19,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 09:04:19,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 09:04:19,270 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) [2022-11-21 09:04:19,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:19,345 INFO L93 Difference]: Finished difference Result 2375 states and 2931 transitions. [2022-11-21 09:04:19,345 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2375 states and 2931 transitions. [2022-11-21 09:04:19,357 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 2222 [2022-11-21 09:04:19,368 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2375 states to 2375 states and 2931 transitions. [2022-11-21 09:04:19,368 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2375 [2022-11-21 09:04:19,370 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2375 [2022-11-21 09:04:19,370 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2375 states and 2931 transitions. [2022-11-21 09:04:19,373 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:19,373 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2375 states and 2931 transitions. [2022-11-21 09:04:19,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2375 states and 2931 transitions. [2022-11-21 09:04:19,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2375 to 1935. [2022-11-21 09:04:19,411 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) [2022-11-21 09:04:19,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1935 states and 2415 transitions. [2022-11-21 09:04:19,416 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1935 states and 2415 transitions. [2022-11-21 09:04:19,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 09:04:19,418 INFO L428 stractBuchiCegarLoop]: Abstraction has 1935 states and 2415 transitions. [2022-11-21 09:04:19,418 INFO L335 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2022-11-21 09:04:19,418 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1935 states and 2415 transitions. [2022-11-21 09:04:19,426 INFO L131 ngComponentsAnalysis]: Automaton has 11 accepting balls. 1829 [2022-11-21 09:04:19,426 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:19,426 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:19,428 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:19,429 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] [2022-11-21 09:04:19,429 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 [2022-11-21 09:04:19,429 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 [2022-11-21 09:04:19,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:19,430 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 15 times [2022-11-21 09:04:19,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:19,430 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643045689] [2022-11-21 09:04:19,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:19,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:19,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:19,438 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:04:19,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:19,449 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:04:19,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:19,449 INFO L85 PathProgramCache]: Analyzing trace with hash -1783482626, now seen corresponding path program 2 times [2022-11-21 09:04:19,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:19,450 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048603525] [2022-11-21 09:04:19,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:19,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:19,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:19,717 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 172 proven. 9 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-11-21 09:04:19,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:19,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048603525] [2022-11-21 09:04:19,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048603525] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 09:04:19,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1264849257] [2022-11-21 09:04:19,718 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-21 09:04:19,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 09:04:19,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:04:19,722 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 09:04:19,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-21 09:04:19,799 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-21 09:04:19,800 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-21 09:04:19,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 09:04:19,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 09:04:20,156 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 179 proven. 14 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-11-21 09:04:20,156 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 09:04:20,411 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 152 proven. 41 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-11-21 09:04:20,411 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1264849257] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 09:04:20,411 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 09:04:20,412 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 15 [2022-11-21 09:04:20,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244575631] [2022-11-21 09:04:20,412 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 09:04:20,413 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:20,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:20,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-11-21 09:04:20,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2022-11-21 09:04:20,414 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) [2022-11-21 09:04:22,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:22,605 INFO L93 Difference]: Finished difference Result 2931 states and 3522 transitions. [2022-11-21 09:04:22,605 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2931 states and 3522 transitions. [2022-11-21 09:04:22,645 INFO L131 ngComponentsAnalysis]: Automaton has 19 accepting balls. 2385 [2022-11-21 09:04:22,656 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2931 states to 2890 states and 3477 transitions. [2022-11-21 09:04:22,657 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2890 [2022-11-21 09:04:22,659 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2890 [2022-11-21 09:04:22,659 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2890 states and 3477 transitions. [2022-11-21 09:04:22,662 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:22,662 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2890 states and 3477 transitions. [2022-11-21 09:04:22,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2890 states and 3477 transitions. [2022-11-21 09:04:22,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2890 to 1969. [2022-11-21 09:04:22,704 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) [2022-11-21 09:04:22,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 1969 states and 2431 transitions. [2022-11-21 09:04:22,709 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1969 states and 2431 transitions. [2022-11-21 09:04:22,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-21 09:04:22,710 INFO L428 stractBuchiCegarLoop]: Abstraction has 1969 states and 2431 transitions. [2022-11-21 09:04:22,710 INFO L335 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2022-11-21 09:04:22,710 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1969 states and 2431 transitions. [2022-11-21 09:04:22,717 INFO L131 ngComponentsAnalysis]: Automaton has 11 accepting balls. 1774 [2022-11-21 09:04:22,717 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:22,717 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:22,718 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:22,718 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] [2022-11-21 09:04:22,719 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 [2022-11-21 09:04:22,719 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 [2022-11-21 09:04:22,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:22,720 INFO L85 PathProgramCache]: Analyzing trace with hash -685613011, now seen corresponding path program 16 times [2022-11-21 09:04:22,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:22,720 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890266063] [2022-11-21 09:04:22,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:22,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:22,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:22,729 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:04:22,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:04:22,737 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:04:22,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:22,738 INFO L85 PathProgramCache]: Analyzing trace with hash 593741634, now seen corresponding path program 1 times [2022-11-21 09:04:22,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:22,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915677541] [2022-11-21 09:04:22,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:22,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:22,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:22,868 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 150 proven. 3 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2022-11-21 09:04:22,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:22,868 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915677541] [2022-11-21 09:04:22,869 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915677541] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 09:04:22,869 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [187157537] [2022-11-21 09:04:22,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:22,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 09:04:22,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:04:22,873 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 09:04:22,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-21 09:04:22,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:22,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 09:04:22,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 09:04:23,015 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 150 proven. 3 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2022-11-21 09:04:23,015 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 09:04:23,073 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 150 proven. 3 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2022-11-21 09:04:23,074 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [187157537] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 09:04:23,074 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 09:04:23,074 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 4 [2022-11-21 09:04:23,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129243930] [2022-11-21 09:04:23,075 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 09:04:23,075 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:23,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:23,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 09:04:23,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 09:04:23,076 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) [2022-11-21 09:04:23,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:23,137 INFO L93 Difference]: Finished difference Result 1735 states and 2097 transitions. [2022-11-21 09:04:23,137 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1735 states and 2097 transitions. [2022-11-21 09:04:23,145 INFO L131 ngComponentsAnalysis]: Automaton has 13 accepting balls. 1467 [2022-11-21 09:04:23,152 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1735 states to 1735 states and 2097 transitions. [2022-11-21 09:04:23,153 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1735 [2022-11-21 09:04:23,154 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1735 [2022-11-21 09:04:23,154 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1735 states and 2097 transitions. [2022-11-21 09:04:23,156 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:23,157 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1735 states and 2097 transitions. [2022-11-21 09:04:23,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1735 states and 2097 transitions. [2022-11-21 09:04:23,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1735 to 1078. [2022-11-21 09:04:23,179 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) [2022-11-21 09:04:23,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 1078 states and 1305 transitions. [2022-11-21 09:04:23,182 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1078 states and 1305 transitions. [2022-11-21 09:04:23,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 09:04:23,183 INFO L428 stractBuchiCegarLoop]: Abstraction has 1078 states and 1305 transitions. [2022-11-21 09:04:23,183 INFO L335 stractBuchiCegarLoop]: ======== Iteration 19 ============ [2022-11-21 09:04:23,183 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1078 states and 1305 transitions. [2022-11-21 09:04:23,187 INFO L131 ngComponentsAnalysis]: Automaton has 11 accepting balls. 877 [2022-11-21 09:04:23,187 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:23,187 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:23,188 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:04:23,188 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [3, 3, 3, 2, 2, 2, 1, 1, 1] [2022-11-21 09:04:23,188 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 [2022-11-21 09:04:23,188 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 [2022-11-21 09:04:23,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:23,189 INFO L85 PathProgramCache]: Analyzing trace with hash 2019093187, now seen corresponding path program 1 times [2022-11-21 09:04:23,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:23,189 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585455866] [2022-11-21 09:04:23,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:23,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:23,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:23,288 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 09:04:23,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:23,289 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585455866] [2022-11-21 09:04:23,289 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585455866] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:23,289 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:04:23,289 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 09:04:23,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95548097] [2022-11-21 09:04:23,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:23,291 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 09:04:23,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:23,291 INFO L85 PathProgramCache]: Analyzing trace with hash -2027259944, now seen corresponding path program 1 times [2022-11-21 09:04:23,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:23,292 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793748896] [2022-11-21 09:04:23,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:23,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:23,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:23,343 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 09:04:23,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:23,343 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793748896] [2022-11-21 09:04:23,344 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793748896] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 09:04:23,344 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1696249106] [2022-11-21 09:04:23,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:23,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 09:04:23,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:04:23,349 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 09:04:23,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-21 09:04:23,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:23,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 09:04:23,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 09:04:23,418 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-21 09:04:23,418 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-21 09:04:23,418 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1696249106] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:23,419 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-21 09:04:23,419 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-11-21 09:04:23,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798429573] [2022-11-21 09:04:23,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:23,420 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:23,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:23,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 09:04:23,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-21 09:04:23,421 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) [2022-11-21 09:04:23,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:23,566 INFO L93 Difference]: Finished difference Result 1137 states and 1341 transitions. [2022-11-21 09:04:23,566 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1137 states and 1341 transitions. [2022-11-21 09:04:23,570 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 839 [2022-11-21 09:04:23,579 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1137 states to 995 states and 1144 transitions. [2022-11-21 09:04:23,579 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 995 [2022-11-21 09:04:23,580 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 995 [2022-11-21 09:04:23,580 INFO L73 IsDeterministic]: Start isDeterministic. Operand 995 states and 1144 transitions. [2022-11-21 09:04:23,581 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:23,582 INFO L218 hiAutomatonCegarLoop]: Abstraction has 995 states and 1144 transitions. [2022-11-21 09:04:23,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 995 states and 1144 transitions. [2022-11-21 09:04:23,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 995 to 800. [2022-11-21 09:04:23,595 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) [2022-11-21 09:04:23,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 800 states and 941 transitions. [2022-11-21 09:04:23,597 INFO L240 hiAutomatonCegarLoop]: Abstraction has 800 states and 941 transitions. [2022-11-21 09:04:23,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 09:04:23,598 INFO L428 stractBuchiCegarLoop]: Abstraction has 800 states and 941 transitions. [2022-11-21 09:04:23,598 INFO L335 stractBuchiCegarLoop]: ======== Iteration 20 ============ [2022-11-21 09:04:23,598 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 800 states and 941 transitions. [2022-11-21 09:04:23,601 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 698 [2022-11-21 09:04:23,601 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:23,601 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:23,602 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] [2022-11-21 09:04:23,602 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] [2022-11-21 09:04:23,602 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 [2022-11-21 09:04:23,603 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 [2022-11-21 09:04:23,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:23,603 INFO L85 PathProgramCache]: Analyzing trace with hash 1705939075, now seen corresponding path program 1 times [2022-11-21 09:04:23,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:23,603 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163380452] [2022-11-21 09:04:23,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:23,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:23,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:23,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:23,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:23,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163380452] [2022-11-21 09:04:23,726 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163380452] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:23,726 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:04:23,726 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 09:04:23,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363870290] [2022-11-21 09:04:23,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:23,727 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 09:04:23,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:23,728 INFO L85 PathProgramCache]: Analyzing trace with hash -50842080, now seen corresponding path program 1 times [2022-11-21 09:04:23,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:23,728 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011482569] [2022-11-21 09:04:23,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:23,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:23,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:23,897 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:23,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:23,898 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011482569] [2022-11-21 09:04:23,898 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011482569] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 09:04:23,898 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1243697722] [2022-11-21 09:04:23,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:23,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 09:04:23,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:04:23,906 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 09:04:23,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-21 09:04:23,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:23,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 09:04:23,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 09:04:24,121 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 43 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 09:04:24,121 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 09:04:24,262 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 43 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 09:04:24,262 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1243697722] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 09:04:24,264 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 09:04:24,265 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 15 [2022-11-21 09:04:24,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990707700] [2022-11-21 09:04:24,265 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 09:04:24,265 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:24,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:24,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 09:04:24,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 09:04:24,267 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) [2022-11-21 09:04:24,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:24,556 INFO L93 Difference]: Finished difference Result 2328 states and 2728 transitions. [2022-11-21 09:04:24,556 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2328 states and 2728 transitions. [2022-11-21 09:04:24,566 INFO L131 ngComponentsAnalysis]: Automaton has 24 accepting balls. 2094 [2022-11-21 09:04:24,574 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2328 states to 2328 states and 2728 transitions. [2022-11-21 09:04:24,575 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2328 [2022-11-21 09:04:24,577 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2328 [2022-11-21 09:04:24,577 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2328 states and 2728 transitions. [2022-11-21 09:04:24,580 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:24,580 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2328 states and 2728 transitions. [2022-11-21 09:04:24,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2328 states and 2728 transitions. [2022-11-21 09:04:24,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2328 to 800. [2022-11-21 09:04:24,603 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) [2022-11-21 09:04:24,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 800 states and 941 transitions. [2022-11-21 09:04:24,605 INFO L240 hiAutomatonCegarLoop]: Abstraction has 800 states and 941 transitions. [2022-11-21 09:04:24,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-21 09:04:24,606 INFO L428 stractBuchiCegarLoop]: Abstraction has 800 states and 941 transitions. [2022-11-21 09:04:24,606 INFO L335 stractBuchiCegarLoop]: ======== Iteration 21 ============ [2022-11-21 09:04:24,606 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 800 states and 941 transitions. [2022-11-21 09:04:24,609 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 698 [2022-11-21 09:04:24,609 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:24,610 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:24,610 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] [2022-11-21 09:04:24,610 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] [2022-11-21 09:04:24,611 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 [2022-11-21 09:04:24,611 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 [2022-11-21 09:04:24,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:24,611 INFO L85 PathProgramCache]: Analyzing trace with hash -1740949060, now seen corresponding path program 1 times [2022-11-21 09:04:24,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:24,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531903689] [2022-11-21 09:04:24,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:24,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:24,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:24,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:24,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:24,730 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531903689] [2022-11-21 09:04:24,730 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531903689] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:24,730 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:04:24,730 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-21 09:04:24,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655863919] [2022-11-21 09:04:24,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:24,731 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 09:04:24,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:24,731 INFO L85 PathProgramCache]: Analyzing trace with hash -50842080, now seen corresponding path program 2 times [2022-11-21 09:04:24,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:24,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356942488] [2022-11-21 09:04:24,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:24,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:24,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:24,898 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:24,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:24,899 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356942488] [2022-11-21 09:04:24,899 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1356942488] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 09:04:24,899 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [214262508] [2022-11-21 09:04:24,899 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-21 09:04:24,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 09:04:24,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:04:24,906 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 09:04:24,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-21 09:04:24,955 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-21 09:04:24,955 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-21 09:04:24,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 09:04:24,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 09:04:25,049 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-21 09:04:25,049 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-21 09:04:25,049 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [214262508] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:25,050 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-21 09:04:25,050 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2022-11-21 09:04:25,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235209292] [2022-11-21 09:04:25,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:25,051 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:25,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:25,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-21 09:04:25,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-21 09:04:25,052 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) [2022-11-21 09:04:25,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:25,508 INFO L93 Difference]: Finished difference Result 3097 states and 3628 transitions. [2022-11-21 09:04:25,508 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3097 states and 3628 transitions. [2022-11-21 09:04:25,522 INFO L131 ngComponentsAnalysis]: Automaton has 32 accepting balls. 2792 [2022-11-21 09:04:25,533 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3097 states to 3097 states and 3628 transitions. [2022-11-21 09:04:25,534 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3097 [2022-11-21 09:04:25,536 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3097 [2022-11-21 09:04:25,537 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3097 states and 3628 transitions. [2022-11-21 09:04:25,540 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:25,540 INFO L218 hiAutomatonCegarLoop]: Abstraction has 3097 states and 3628 transitions. [2022-11-21 09:04:25,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3097 states and 3628 transitions. [2022-11-21 09:04:25,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3097 to 800. [2022-11-21 09:04:25,566 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) [2022-11-21 09:04:25,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 800 states and 941 transitions. [2022-11-21 09:04:25,567 INFO L240 hiAutomatonCegarLoop]: Abstraction has 800 states and 941 transitions. [2022-11-21 09:04:25,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 09:04:25,568 INFO L428 stractBuchiCegarLoop]: Abstraction has 800 states and 941 transitions. [2022-11-21 09:04:25,568 INFO L335 stractBuchiCegarLoop]: ======== Iteration 22 ============ [2022-11-21 09:04:25,569 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 800 states and 941 transitions. [2022-11-21 09:04:25,571 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 698 [2022-11-21 09:04:25,571 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:25,572 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:25,572 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] [2022-11-21 09:04:25,572 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] [2022-11-21 09:04:25,573 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 [2022-11-21 09:04:25,573 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 [2022-11-21 09:04:25,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:25,574 INFO L85 PathProgramCache]: Analyzing trace with hash -52005318, now seen corresponding path program 1 times [2022-11-21 09:04:25,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:25,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394821529] [2022-11-21 09:04:25,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:25,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:25,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:25,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:25,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:25,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394821529] [2022-11-21 09:04:25,706 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [394821529] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:25,706 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:04:25,706 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 09:04:25,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900489284] [2022-11-21 09:04:25,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:25,707 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 09:04:25,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:25,707 INFO L85 PathProgramCache]: Analyzing trace with hash -50842080, now seen corresponding path program 3 times [2022-11-21 09:04:25,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:25,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941896476] [2022-11-21 09:04:25,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:25,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:25,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:25,866 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:25,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:25,867 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941896476] [2022-11-21 09:04:25,867 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941896476] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 09:04:25,867 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1756496802] [2022-11-21 09:04:25,867 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-21 09:04:25,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 09:04:25,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:04:25,874 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 09:04:25,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-11-21 09:04:25,926 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-11-21 09:04:25,926 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-21 09:04:25,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 09:04:25,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 09:04:25,996 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-21 09:04:25,996 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-21 09:04:25,997 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1756496802] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:25,997 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-21 09:04:25,997 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2022-11-21 09:04:25,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938117076] [2022-11-21 09:04:25,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:25,998 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:25,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:25,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 09:04:25,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 09:04:25,999 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) [2022-11-21 09:04:26,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:26,609 INFO L93 Difference]: Finished difference Result 3081 states and 3608 transitions. [2022-11-21 09:04:26,609 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3081 states and 3608 transitions. [2022-11-21 09:04:26,621 INFO L131 ngComponentsAnalysis]: Automaton has 32 accepting balls. 2792 [2022-11-21 09:04:26,637 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3081 states to 3081 states and 3608 transitions. [2022-11-21 09:04:26,637 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3081 [2022-11-21 09:04:26,640 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3081 [2022-11-21 09:04:26,640 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3081 states and 3608 transitions. [2022-11-21 09:04:26,643 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:26,643 INFO L218 hiAutomatonCegarLoop]: Abstraction has 3081 states and 3608 transitions. [2022-11-21 09:04:26,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3081 states and 3608 transitions. [2022-11-21 09:04:26,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3081 to 774. [2022-11-21 09:04:26,667 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) [2022-11-21 09:04:26,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 774 states and 908 transitions. [2022-11-21 09:04:26,669 INFO L240 hiAutomatonCegarLoop]: Abstraction has 774 states and 908 transitions. [2022-11-21 09:04:26,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-21 09:04:26,670 INFO L428 stractBuchiCegarLoop]: Abstraction has 774 states and 908 transitions. [2022-11-21 09:04:26,670 INFO L335 stractBuchiCegarLoop]: ======== Iteration 23 ============ [2022-11-21 09:04:26,670 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 774 states and 908 transitions. [2022-11-21 09:04:26,672 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 698 [2022-11-21 09:04:26,673 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:26,673 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:26,675 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] [2022-11-21 09:04:26,676 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] [2022-11-21 09:04:26,676 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 [2022-11-21 09:04:26,676 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 [2022-11-21 09:04:26,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:26,677 INFO L85 PathProgramCache]: Analyzing trace with hash 2050582902, now seen corresponding path program 1 times [2022-11-21 09:04:26,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:26,677 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033820435] [2022-11-21 09:04:26,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:26,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:26,807 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:26,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:26,807 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033820435] [2022-11-21 09:04:26,808 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033820435] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:26,808 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:04:26,808 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 09:04:26,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734481535] [2022-11-21 09:04:26,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:26,809 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 09:04:26,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:26,810 INFO L85 PathProgramCache]: Analyzing trace with hash -726248788, now seen corresponding path program 1 times [2022-11-21 09:04:26,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:26,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970828714] [2022-11-21 09:04:26,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:26,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:26,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:26,965 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 35 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 09:04:26,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:26,967 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970828714] [2022-11-21 09:04:26,967 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970828714] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 09:04:26,967 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1114281503] [2022-11-21 09:04:26,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:26,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 09:04:26,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:04:26,974 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 09:04:26,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-11-21 09:04:27,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:27,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 09:04:27,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 09:04:27,186 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 44 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-21 09:04:27,186 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 09:04:27,337 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 44 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-21 09:04:27,337 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1114281503] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 09:04:27,338 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 09:04:27,338 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 13 [2022-11-21 09:04:27,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877686766] [2022-11-21 09:04:27,338 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 09:04:27,339 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:27,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:27,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 09:04:27,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 09:04:27,339 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) [2022-11-21 09:04:27,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:27,643 INFO L93 Difference]: Finished difference Result 1905 states and 2237 transitions. [2022-11-21 09:04:27,643 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1905 states and 2237 transitions. [2022-11-21 09:04:27,651 INFO L131 ngComponentsAnalysis]: Automaton has 21 accepting balls. 1799 [2022-11-21 09:04:27,657 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1905 states to 1905 states and 2237 transitions. [2022-11-21 09:04:27,657 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1905 [2022-11-21 09:04:27,659 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1905 [2022-11-21 09:04:27,660 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1905 states and 2237 transitions. [2022-11-21 09:04:27,661 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:27,662 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1905 states and 2237 transitions. [2022-11-21 09:04:27,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1905 states and 2237 transitions. [2022-11-21 09:04:27,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1905 to 782. [2022-11-21 09:04:27,679 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) [2022-11-21 09:04:27,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 782 states and 916 transitions. [2022-11-21 09:04:27,681 INFO L240 hiAutomatonCegarLoop]: Abstraction has 782 states and 916 transitions. [2022-11-21 09:04:27,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-21 09:04:27,682 INFO L428 stractBuchiCegarLoop]: Abstraction has 782 states and 916 transitions. [2022-11-21 09:04:27,682 INFO L335 stractBuchiCegarLoop]: ======== Iteration 24 ============ [2022-11-21 09:04:27,682 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 782 states and 916 transitions. [2022-11-21 09:04:27,685 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 698 [2022-11-21 09:04:27,685 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:27,685 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:27,686 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] [2022-11-21 09:04:27,686 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] [2022-11-21 09:04:27,686 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 [2022-11-21 09:04:27,686 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 [2022-11-21 09:04:27,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:27,687 INFO L85 PathProgramCache]: Analyzing trace with hash 1613858065, now seen corresponding path program 1 times [2022-11-21 09:04:27,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:27,687 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082828299] [2022-11-21 09:04:27,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:27,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:27,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:27,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:27,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:27,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082828299] [2022-11-21 09:04:27,950 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082828299] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 09:04:27,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1068461830] [2022-11-21 09:04:27,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:27,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 09:04:27,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:04:27,958 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 09:04:27,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-11-21 09:04:28,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:28,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-21 09:04:28,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 09:04:28,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:28,221 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 09:04:28,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:28,423 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1068461830] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 09:04:28,423 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 09:04:28,423 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 14 [2022-11-21 09:04:28,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113561261] [2022-11-21 09:04:28,424 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 09:04:28,424 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 09:04:28,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:28,424 INFO L85 PathProgramCache]: Analyzing trace with hash -50842080, now seen corresponding path program 4 times [2022-11-21 09:04:28,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:28,425 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571481255] [2022-11-21 09:04:28,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:28,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:28,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:28,600 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:28,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:28,600 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571481255] [2022-11-21 09:04:28,601 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571481255] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 09:04:28,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1845363716] [2022-11-21 09:04:28,601 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-21 09:04:28,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 09:04:28,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:04:28,606 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 09:04:28,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-11-21 09:04:28,683 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-21 09:04:28,683 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-21 09:04:28,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 09:04:28,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 09:04:28,804 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 43 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 09:04:28,804 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 09:04:28,938 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 43 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 09:04:28,938 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1845363716] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 09:04:28,938 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 09:04:28,939 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 15 [2022-11-21 09:04:28,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062369778] [2022-11-21 09:04:28,939 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 09:04:28,940 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:28,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:28,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-11-21 09:04:28,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2022-11-21 09:04:28,941 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) [2022-11-21 09:04:30,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:30,875 INFO L93 Difference]: Finished difference Result 4312 states and 4921 transitions. [2022-11-21 09:04:30,875 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4312 states and 4921 transitions. [2022-11-21 09:04:30,893 INFO L131 ngComponentsAnalysis]: Automaton has 46 accepting balls. 3610 [2022-11-21 09:04:30,908 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4312 states to 4211 states and 4814 transitions. [2022-11-21 09:04:30,908 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4211 [2022-11-21 09:04:30,911 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4211 [2022-11-21 09:04:30,911 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4211 states and 4814 transitions. [2022-11-21 09:04:30,916 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:30,916 INFO L218 hiAutomatonCegarLoop]: Abstraction has 4211 states and 4814 transitions. [2022-11-21 09:04:30,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4211 states and 4814 transitions. [2022-11-21 09:04:30,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4211 to 1180. [2022-11-21 09:04:30,952 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) [2022-11-21 09:04:30,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1180 states and 1373 transitions. [2022-11-21 09:04:30,955 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1180 states and 1373 transitions. [2022-11-21 09:04:30,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-21 09:04:30,956 INFO L428 stractBuchiCegarLoop]: Abstraction has 1180 states and 1373 transitions. [2022-11-21 09:04:30,956 INFO L335 stractBuchiCegarLoop]: ======== Iteration 25 ============ [2022-11-21 09:04:30,956 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1180 states and 1373 transitions. [2022-11-21 09:04:30,960 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 994 [2022-11-21 09:04:30,960 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:30,960 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:30,961 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] [2022-11-21 09:04:30,961 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] [2022-11-21 09:04:30,961 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 [2022-11-21 09:04:30,961 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 [2022-11-21 09:04:30,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:30,962 INFO L85 PathProgramCache]: Analyzing trace with hash -1030182212, now seen corresponding path program 1 times [2022-11-21 09:04:30,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:30,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401607941] [2022-11-21 09:04:30,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:30,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:30,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:31,129 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:31,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:31,130 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401607941] [2022-11-21 09:04:31,130 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1401607941] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:31,130 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:04:31,130 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 09:04:31,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443546930] [2022-11-21 09:04:31,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:31,131 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 09:04:31,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:31,131 INFO L85 PathProgramCache]: Analyzing trace with hash -726248788, now seen corresponding path program 2 times [2022-11-21 09:04:31,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:31,131 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792713958] [2022-11-21 09:04:31,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:31,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:31,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:31,253 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 35 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 09:04:31,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:31,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792713958] [2022-11-21 09:04:31,254 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792713958] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 09:04:31,254 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [869321531] [2022-11-21 09:04:31,254 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-21 09:04:31,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 09:04:31,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:04:31,262 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 09:04:31,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-11-21 09:04:31,312 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-21 09:04:31,312 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-21 09:04:31,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 09:04:31,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 09:04:31,435 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-11-21 09:04:31,436 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-21 09:04:31,436 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [869321531] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:31,436 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-21 09:04:31,436 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 9 [2022-11-21 09:04:31,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304613954] [2022-11-21 09:04:31,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:31,436 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:04:31,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:31,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 09:04:31,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 09:04:31,437 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) [2022-11-21 09:04:32,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:04:32,032 INFO L93 Difference]: Finished difference Result 3831 states and 4469 transitions. [2022-11-21 09:04:32,032 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3831 states and 4469 transitions. [2022-11-21 09:04:32,051 INFO L131 ngComponentsAnalysis]: Automaton has 43 accepting balls. 3469 [2022-11-21 09:04:32,062 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3831 states to 3831 states and 4469 transitions. [2022-11-21 09:04:32,063 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3831 [2022-11-21 09:04:32,065 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3831 [2022-11-21 09:04:32,065 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3831 states and 4469 transitions. [2022-11-21 09:04:32,068 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:32,069 INFO L218 hiAutomatonCegarLoop]: Abstraction has 3831 states and 4469 transitions. [2022-11-21 09:04:32,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3831 states and 4469 transitions. [2022-11-21 09:04:32,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3831 to 1053. [2022-11-21 09:04:32,104 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) [2022-11-21 09:04:32,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 1053 states and 1229 transitions. [2022-11-21 09:04:32,106 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1053 states and 1229 transitions. [2022-11-21 09:04:32,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-21 09:04:32,107 INFO L428 stractBuchiCegarLoop]: Abstraction has 1053 states and 1229 transitions. [2022-11-21 09:04:32,107 INFO L335 stractBuchiCegarLoop]: ======== Iteration 26 ============ [2022-11-21 09:04:32,107 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1053 states and 1229 transitions. [2022-11-21 09:04:32,110 INFO L131 ngComponentsAnalysis]: Automaton has 11 accepting balls. 888 [2022-11-21 09:04:32,111 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:04:32,111 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:04:32,111 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] [2022-11-21 09:04:32,112 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] [2022-11-21 09:04:32,112 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 [2022-11-21 09:04:32,112 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 [2022-11-21 09:04:32,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:32,113 INFO L85 PathProgramCache]: Analyzing trace with hash -1250312817, now seen corresponding path program 1 times [2022-11-21 09:04:32,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:32,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814017294] [2022-11-21 09:04:32,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:32,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:32,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:32,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:32,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:32,377 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814017294] [2022-11-21 09:04:32,377 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1814017294] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 09:04:32,378 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1539802051] [2022-11-21 09:04:32,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:32,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 09:04:32,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:04:32,382 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 09:04:32,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-11-21 09:04:32,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:32,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-21 09:04:32,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 09:04:33,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:33,062 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 09:05:38,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:05:38,320 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1539802051] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 09:05:38,320 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 09:05:38,320 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 9] total 22 [2022-11-21 09:05:38,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152334139] [2022-11-21 09:05:38,321 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 09:05:38,321 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 09:05:38,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:05:38,321 INFO L85 PathProgramCache]: Analyzing trace with hash -50842080, now seen corresponding path program 5 times [2022-11-21 09:05:38,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:05:38,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944118656] [2022-11-21 09:05:38,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:05:38,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:05:38,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:05:38,461 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:05:38,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:05:38,462 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944118656] [2022-11-21 09:05:38,462 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [944118656] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 09:05:38,462 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1408342735] [2022-11-21 09:05:38,462 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-11-21 09:05:38,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 09:05:38,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:38,466 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 09:05:38,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2022-11-21 09:05:38,555 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2022-11-21 09:05:38,555 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-21 09:05:38,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 09:05:38,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 09:05:38,677 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 43 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 09:05:38,677 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 09:05:38,834 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 43 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 09:05:38,835 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1408342735] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 09:05:38,835 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 09:05:38,835 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 15 [2022-11-21 09:05:38,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270688872] [2022-11-21 09:05:38,836 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 09:05:38,836 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:05:38,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:05:38,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-11-21 09:05:38,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=347, Unknown=0, NotChecked=0, Total=506 [2022-11-21 09:05:38,837 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) [2022-11-21 09:05:42,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:05:42,864 INFO L93 Difference]: Finished difference Result 3122 states and 3563 transitions. [2022-11-21 09:05:42,864 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3122 states and 3563 transitions. [2022-11-21 09:05:42,875 INFO L131 ngComponentsAnalysis]: Automaton has 31 accepting balls. 2336 [2022-11-21 09:05:42,883 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3122 states to 2941 states and 3364 transitions. [2022-11-21 09:05:42,884 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2941 [2022-11-21 09:05:42,885 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2941 [2022-11-21 09:05:42,885 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2941 states and 3364 transitions. [2022-11-21 09:05:42,888 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:05:42,888 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2941 states and 3364 transitions. [2022-11-21 09:05:42,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2941 states and 3364 transitions. [2022-11-21 09:05:42,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2941 to 2362. [2022-11-21 09:05:42,926 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) [2022-11-21 09:05:42,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 2362 states and 2744 transitions. [2022-11-21 09:05:42,930 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2362 states and 2744 transitions. [2022-11-21 09:05:42,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-11-21 09:05:42,931 INFO L428 stractBuchiCegarLoop]: Abstraction has 2362 states and 2744 transitions. [2022-11-21 09:05:42,932 INFO L335 stractBuchiCegarLoop]: ======== Iteration 27 ============ [2022-11-21 09:05:42,932 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2362 states and 2744 transitions. [2022-11-21 09:05:42,940 INFO L131 ngComponentsAnalysis]: Automaton has 26 accepting balls. 1942 [2022-11-21 09:05:42,940 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:05:42,940 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:05:42,941 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] [2022-11-21 09:05:42,941 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] [2022-11-21 09:05:42,941 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 [2022-11-21 09:05:42,942 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 [2022-11-21 09:05:42,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:05:42,942 INFO L85 PathProgramCache]: Analyzing trace with hash 434383451, now seen corresponding path program 1 times [2022-11-21 09:05:42,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:05:42,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923497606] [2022-11-21 09:05:42,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:05:42,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:05:42,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:05:42,953 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:05:42,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:05:42,965 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:05:42,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:05:42,965 INFO L85 PathProgramCache]: Analyzing trace with hash -2081064552, now seen corresponding path program 1 times [2022-11-21 09:05:42,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:05:42,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077047259] [2022-11-21 09:05:42,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:05:42,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:05:42,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:05:43,111 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-21 09:05:43,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:05:43,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077047259] [2022-11-21 09:05:43,112 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1077047259] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:05:43,112 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:05:43,112 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 09:05:43,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711351881] [2022-11-21 09:05:43,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:05:43,113 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:05:43,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:05:43,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 09:05:43,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-21 09:05:43,114 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) [2022-11-21 09:05:43,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:05:43,236 INFO L93 Difference]: Finished difference Result 2115 states and 2393 transitions. [2022-11-21 09:05:43,236 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2115 states and 2393 transitions. [2022-11-21 09:05:43,245 INFO L131 ngComponentsAnalysis]: Automaton has 26 accepting balls. 1549 [2022-11-21 09:05:43,257 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2115 states to 2097 states and 2372 transitions. [2022-11-21 09:05:43,258 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2097 [2022-11-21 09:05:43,259 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2097 [2022-11-21 09:05:43,259 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2097 states and 2372 transitions. [2022-11-21 09:05:43,261 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:05:43,261 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2097 states and 2372 transitions. [2022-11-21 09:05:43,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2097 states and 2372 transitions. [2022-11-21 09:05:43,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2097 to 1644. [2022-11-21 09:05:43,287 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) [2022-11-21 09:05:43,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 1644 states and 1882 transitions. [2022-11-21 09:05:43,290 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1644 states and 1882 transitions. [2022-11-21 09:05:43,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 09:05:43,291 INFO L428 stractBuchiCegarLoop]: Abstraction has 1644 states and 1882 transitions. [2022-11-21 09:05:43,291 INFO L335 stractBuchiCegarLoop]: ======== Iteration 28 ============ [2022-11-21 09:05:43,292 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1644 states and 1882 transitions. [2022-11-21 09:05:43,297 INFO L131 ngComponentsAnalysis]: Automaton has 21 accepting balls. 1127 [2022-11-21 09:05:43,297 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:05:43,297 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:05:43,298 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] [2022-11-21 09:05:43,298 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] [2022-11-21 09:05:43,298 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 [2022-11-21 09:05:43,298 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 [2022-11-21 09:05:43,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:05:43,299 INFO L85 PathProgramCache]: Analyzing trace with hash 1608048933, now seen corresponding path program 1 times [2022-11-21 09:05:43,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:05:43,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683613982] [2022-11-21 09:05:43,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:05:43,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:05:43,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:05:43,313 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:05:43,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:05:43,328 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:05:43,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:05:43,329 INFO L85 PathProgramCache]: Analyzing trace with hash -2128740443, now seen corresponding path program 1 times [2022-11-21 09:05:43,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:05:43,329 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989429821] [2022-11-21 09:05:43,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:05:43,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:05:43,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:05:43,338 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:05:43,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:05:43,348 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:05:43,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:05:43,349 INFO L85 PathProgramCache]: Analyzing trace with hash 1384199113, now seen corresponding path program 1 times [2022-11-21 09:05:43,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:05:43,349 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370406601] [2022-11-21 09:05:43,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:05:43,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:05:43,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:05:43,372 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:05:43,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:05:43,404 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:05:43,793 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 09:05:43,793 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 09:05:43,798 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 09:05:43,798 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 09:05:43,798 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-21 09:05:43,798 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:43,798 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 09:05:43,798 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 09:05:43,799 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration28_Loop [2022-11-21 09:05:43,799 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 09:05:43,799 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 09:05:43,820 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:43,842 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:43,851 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:43,857 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:43,860 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:44,313 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 09:05:44,314 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-21 09:05:44,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:44,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:44,318 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:44,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-21 09:05:44,320 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 09:05:44,320 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 09:05:44,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2022-11-21 09:05:44,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:44,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:44,371 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:44,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-21 09:05:44,385 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-21 09:05:44,385 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 09:05:44,929 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-21 09:05:44,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:44,935 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 09:05:44,935 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 09:05:44,935 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 09:05:44,935 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 09:05:44,935 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-21 09:05:44,935 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:44,936 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 09:05:44,936 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 09:05:44,936 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration28_Loop [2022-11-21 09:05:44,936 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 09:05:44,936 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 09:05:44,937 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:44,948 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:44,964 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:44,972 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:44,978 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:45,425 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 09:05:45,430 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-21 09:05:45,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:45,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:45,437 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:45,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-21 09:05:45,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:45,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:45,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:45,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:45,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:45,464 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:45,466 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:05:45,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:45,480 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:45,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:45,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:45,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:45,494 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:45,508 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:45,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-21 09:05:45,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:45,521 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:45,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:45,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:45,521 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:45,529 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:05:45,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:45,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:45,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:45,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:45,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:45,561 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:45,571 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 [2022-11-21 09:05:45,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-21 09:05:45,583 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:45,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:45,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:45,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:45,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:45,588 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:05:45,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:45,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:45,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:45,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:45,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:45,618 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:45,621 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 [2022-11-21 09:05:45,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:45,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:45,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:45,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:45,634 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:45,636 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:05:45,636 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:45,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-21 09:05:45,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:45,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:45,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:45,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:45,657 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:45,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-21 09:05:45,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:45,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:45,674 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:45,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:45,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:45,675 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:45,676 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:05:45,676 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:45,677 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:45,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-11-21 09:05:45,683 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-21 09:05:45,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:45,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:45,684 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:45,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-21 09:05:45,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:45,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:45,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:45,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:45,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:45,699 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:45,699 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:45,699 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:45,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:45,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:45,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:45,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:45,748 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:45,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:45,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:45,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:45,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:45,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:45,773 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:45,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-21 09:05:45,779 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:45,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:45,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:45,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:45,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:45,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:45,800 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:45,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-21 09:05:45,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:45,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:45,822 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:45,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:45,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:45,822 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:45,830 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:45,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:45,836 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:45,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-11-21 09:05:45,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:45,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:45,844 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:45,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-21 09:05:45,848 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 [2022-11-21 09:05:45,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:45,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:45,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:45,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:45,859 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:45,861 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:45,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:45,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:45,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:45,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:45,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:45,871 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:45,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-21 09:05:45,874 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 [2022-11-21 09:05:45,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:45,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:45,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:45,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:45,885 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:45,886 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:45,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:45,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:45,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:45,891 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-21 09:05:45,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:45,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:45,892 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:45,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-21 09:05:45,895 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 [2022-11-21 09:05:45,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:45,905 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:45,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:45,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:45,905 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:45,906 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:45,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:45,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:45,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:45,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:45,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:45,912 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:45,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-21 09:05:45,915 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 [2022-11-21 09:05:45,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:45,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:45,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:45,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:45,926 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:45,933 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:45,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:45,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:45,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:45,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:45,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:45,957 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:45,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-21 09:05:45,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:45,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:45,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:45,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:45,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:45,970 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:45,977 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:45,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:46,002 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:46,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:46,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:46,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:46,012 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:46,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:46,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:46,031 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:46,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:46,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:46,031 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:46,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-21 09:05:46,034 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:46,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:46,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:46,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:46,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:46,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:46,057 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:46,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:46,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:46,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:46,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:46,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:46,076 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:46,077 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:46,077 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:46,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-21 09:05:46,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:46,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:46,106 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-21 09:05:46,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:46,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:46,108 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:46,114 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 [2022-11-21 09:05:46,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:46,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:46,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:46,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:46,127 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:46,128 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:46,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:46,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-21 09:05:46,150 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:46,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:46,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:46,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:46,156 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:46,169 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:46,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-21 09:05:46,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:46,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:46,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:46,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:46,183 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:46,190 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:46,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:46,214 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:46,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:46,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:46,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:46,225 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:46,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:46,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:46,243 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:46,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:46,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:46,244 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:46,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-21 09:05:46,252 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:46,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:46,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:46,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:46,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:46,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:46,281 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:46,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:46,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:46,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:46,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:46,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:46,300 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:46,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-21 09:05:46,304 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:46,304 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:46,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:46,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:46,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:46,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:46,312 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:46,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-21 09:05:46,317 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 [2022-11-21 09:05:46,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:46,327 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:46,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:46,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:46,328 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:46,329 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:46,329 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:46,332 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:46,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-11-21 09:05:46,335 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-21 09:05:46,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:46,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:46,336 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:46,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-21 09:05:46,338 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 [2022-11-21 09:05:46,348 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:46,349 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:46,349 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:46,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:46,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:46,349 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:46,350 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:46,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:46,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:46,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-11-21 09:05:46,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:46,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:46,357 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:46,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-21 09:05:46,359 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 [2022-11-21 09:05:46,369 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:46,370 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:46,370 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:46,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:46,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:46,370 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:46,376 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:46,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:46,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:46,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:46,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:46,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:46,403 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:46,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:46,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-21 09:05:46,422 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:46,422 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:46,422 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:46,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:46,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:46,423 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:46,429 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:46,429 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:46,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:46,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-11-21 09:05:46,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:46,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:46,443 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:46,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:46,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-21 09:05:46,456 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:46,456 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:46,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:46,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:46,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:46,457 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:46,459 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:46,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:46,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:46,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-11-21 09:05:46,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:46,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:46,469 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:46,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-21 09:05:46,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:46,481 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:46,482 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:46,482 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:46,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:46,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:46,482 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:46,483 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:46,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:46,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:46,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:46,489 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-21 09:05:46,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:46,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:46,491 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:46,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-21 09:05:46,494 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 [2022-11-21 09:05:46,504 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:46,505 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:46,505 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:46,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:46,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:46,505 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:46,506 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:46,506 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:46,519 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:46,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:46,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:46,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:46,523 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:46,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-21 09:05:46,526 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 [2022-11-21 09:05:46,536 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:46,536 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:46,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:46,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:46,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:46,537 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:46,546 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:46,546 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:46,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:46,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:46,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:46,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:46,581 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:46,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-21 09:05:46,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:46,599 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:46,599 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:46,599 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:46,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:46,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:46,600 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:46,607 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:46,607 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:46,624 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:46,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-11-21 09:05:46,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:46,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:46,628 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:46,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-21 09:05:46,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:46,644 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:46,644 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:46,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:46,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:46,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:46,644 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:46,646 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:46,646 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:46,655 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:46,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:46,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:46,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:46,659 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:46,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-21 09:05:46,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:46,672 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:46,672 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:46,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:46,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:46,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:46,672 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:46,674 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:46,674 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:46,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:46,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:46,688 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-21 09:05:46,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:46,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:46,689 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:46,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-21 09:05:46,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:46,704 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:46,704 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:46,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:46,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:46,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:46,704 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:46,706 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:46,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:46,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:46,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:46,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:46,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:46,736 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:46,742 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 [2022-11-21 09:05:46,755 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:46,755 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:46,755 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:46,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:46,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:46,756 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:46,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-21 09:05:46,767 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:46,767 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:46,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:46,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:46,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:46,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:46,795 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:46,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-21 09:05:46,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:46,812 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:46,812 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:46,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:46,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:46,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:46,812 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:46,821 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:46,821 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:46,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:46,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-11-21 09:05:46,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:46,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:46,846 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:46,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-21 09:05:46,848 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 [2022-11-21 09:05:46,859 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:46,859 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:46,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:46,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:46,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:46,859 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:46,862 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:46,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:46,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:46,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:46,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:46,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:46,905 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:46,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:46,927 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:46,927 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:46,927 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:46,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:46,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:46,928 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:46,929 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:46,929 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:46,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-21 09:05:46,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:46,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:46,960 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-21 09:05:46,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:46,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:46,961 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:46,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:46,982 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:46,982 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:46,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:46,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:46,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:46,983 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:46,985 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:46,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:46,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-21 09:05:47,006 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:47,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:47,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:47,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:47,016 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:47,020 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 [2022-11-21 09:05:47,032 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:47,033 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:47,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:47,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:47,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:47,033 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:47,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-21 09:05:47,039 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:47,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:47,058 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:47,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:47,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:47,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:47,071 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:47,074 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 [2022-11-21 09:05:47,087 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:47,087 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:47,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:47,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:47,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:47,088 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:47,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-21 09:05:47,094 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:47,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:47,118 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:47,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:47,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:47,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:47,130 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:47,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:47,146 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:47,146 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:47,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:47,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:47,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:47,147 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:47,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-21 09:05:47,149 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:47,149 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:47,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:47,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:47,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:47,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:47,171 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:47,174 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:47,187 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:47,187 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:47,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:47,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:47,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:47,187 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:47,188 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:47,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:47,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-21 09:05:47,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:47,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:47,203 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-21 09:05:47,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:47,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:47,204 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:47,207 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 [2022-11-21 09:05:47,220 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:47,220 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:47,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:47,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:47,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:47,221 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:05:47,222 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:05:47,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:47,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-21 09:05:47,246 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:47,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:47,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:47,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:47,251 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:47,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:47,267 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:47,267 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:47,267 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:47,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:47,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:47,268 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:05:47,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-21 09:05:47,278 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:05:47,278 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:47,306 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:47,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:47,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:47,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:47,311 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:47,314 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 [2022-11-21 09:05:47,327 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:47,327 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:47,328 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:47,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:47,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:47,328 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:05:47,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-21 09:05:47,338 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:05:47,338 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:47,362 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:47,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:47,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:47,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:47,367 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:47,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:47,387 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:47,388 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:47,388 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:47,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:47,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:47,388 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:05:47,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-21 09:05:47,391 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:05:47,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:47,410 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:47,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:47,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:47,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:47,415 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:47,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:47,431 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:47,431 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:47,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:47,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:47,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:47,432 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:05:47,433 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:05:47,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:47,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-21 09:05:47,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:47,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:49,988 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 09:05:49,988 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 09:05:49,989 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 09:05:49,989 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 09:05:49,989 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-21 09:05:49,989 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:49,989 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 09:05:49,989 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 09:05:49,989 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration28_Lasso [2022-11-21 09:05:49,989 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 09:05:49,989 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 09:05:49,992 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:49,994 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:50,017 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:50,461 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:50,478 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:50,481 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:50,532 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:50,557 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:50,560 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:50,563 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:50,565 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:50,568 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:50,570 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:50,572 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:50,574 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:50,576 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:50,578 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:05:54,550 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 09:05:54,550 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-21 09:05:54,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:54,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:54,554 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:54,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-21 09:05:54,558 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:54,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:54,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:54,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:54,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:54,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:54,569 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:05:54,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:54,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:54,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-11-21 09:05:54,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:54,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:54,575 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:54,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-21 09:05:54,578 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 [2022-11-21 09:05:54,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:54,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:54,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:54,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:54,590 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:05:54,590 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 09:05:54,593 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:54,596 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-11-21 09:05:54,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:54,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:54,597 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:54,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-21 09:05:54,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:54,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:54,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:54,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:54,609 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:54,610 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:05:54,610 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 09:05:54,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:54,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-11-21 09:05:54,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:54,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:54,618 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:54,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-21 09:05:54,620 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 [2022-11-21 09:05:54,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:54,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:54,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:54,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:54,656 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:05:54,656 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 09:05:54,694 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:54,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:54,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:54,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:54,700 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:54,706 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 [2022-11-21 09:05:54,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:54,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:54,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:54,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:54,720 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:05:54,720 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 09:05:54,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-21 09:05:54,738 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:54,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:54,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:54,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:54,743 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:54,750 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 [2022-11-21 09:05:54,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:54,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:54,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:54,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:54,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-21 09:05:54,765 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:05:54,765 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 09:05:54,782 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:54,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:54,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:54,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:54,787 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:54,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-21 09:05:54,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:54,803 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:54,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:54,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:54,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:54,805 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:05:54,806 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 09:05:54,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:54,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:54,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:54,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:54,826 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:54,829 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 [2022-11-21 09:05:54,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-21 09:05:54,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:54,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:54,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:54,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:54,844 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:05:54,844 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 09:05:54,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:54,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:54,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:54,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:54,867 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:54,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:54,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:54,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:54,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:54,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:54,884 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:05:54,885 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 09:05:54,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-21 09:05:54,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:54,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:54,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:54,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:54,905 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:54,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:54,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:54,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:54,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:54,922 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:54,923 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:05:54,923 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 09:05:54,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-21 09:05:54,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:54,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:54,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:54,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:54,943 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:54,946 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 [2022-11-21 09:05:54,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:54,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:54,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:54,959 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:54,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-21 09:05:54,966 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:05:54,966 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 09:05:54,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:54,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:54,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:54,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:54,995 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:54,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:55,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-21 09:05:55,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,011 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:55,012 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:05:55,013 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 09:05:55,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:55,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,039 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:55,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-21 09:05:55,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:55,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:55,056 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:05:55,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:55,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:55,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,079 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:55,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-21 09:05:55,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:55,104 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:05:55,104 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 09:05:55,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:55,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,120 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,124 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:55,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-21 09:05:55,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:55,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:55,138 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:05:55,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:55,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:55,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,156 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,160 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 [2022-11-21 09:05:55,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,172 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:55,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,173 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:55,173 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:05:55,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:55,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-21 09:05:55,182 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:55,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,187 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,190 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 [2022-11-21 09:05:55,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-21 09:05:55,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:55,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,204 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:55,204 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:05:55,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:55,213 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:55,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,219 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,222 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 [2022-11-21 09:05:55,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-21 09:05:55,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:55,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:55,234 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:05:55,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:55,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2022-11-21 09:05:55,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,239 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-21 09:05:55,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:55,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:55,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:55,252 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:05:55,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:55,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2022-11-21 09:05:55,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,257 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-11-21 09:05:55,260 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:55,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:55,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,270 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:55,270 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:05:55,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:55,272 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-11-21 09:05:55,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,275 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-21 09:05:55,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:55,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:55,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,289 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:05:55,289 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:05:55,290 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:55,291 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2022-11-21 09:05:55,294 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-21 09:05:55,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,295 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-21 09:05:55,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:55,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:55,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,308 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:55,308 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:55,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:55,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2022-11-21 09:05:55,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,314 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-11-21 09:05:55,316 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 [2022-11-21 09:05:55,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,326 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:55,328 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-21 09:05:55,328 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-21 09:05:55,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2022-11-21 09:05:55,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,337 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-11-21 09:05:55,339 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 [2022-11-21 09:05:55,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,350 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:55,352 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-21 09:05:55,352 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-21 09:05:55,357 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2022-11-21 09:05:55,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,361 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-11-21 09:05:55,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:55,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,378 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:55,419 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-21 09:05:55,420 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-21 09:05:55,468 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:55,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,473 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-11-21 09:05:55,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:55,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,485 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:55,487 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-21 09:05:55,487 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-21 09:05:55,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2022-11-21 09:05:55,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,496 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-11-21 09:05:55,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:55,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,509 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:55,511 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-21 09:05:55,511 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-21 09:05:55,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2022-11-21 09:05:55,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,519 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-11-21 09:05:55,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:55,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,532 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:55,534 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-21 09:05:55,534 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-21 09:05:55,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:55,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,544 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-11-21 09:05:55,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:55,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,557 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:55,559 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-21 09:05:55,559 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-21 09:05:55,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2022-11-21 09:05:55,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,568 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-11-21 09:05:55,570 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 [2022-11-21 09:05:55,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,581 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:55,582 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-21 09:05:55,582 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-21 09:05:55,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2022-11-21 09:05:55,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,591 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-11-21 09:05:55,594 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 [2022-11-21 09:05:55,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,604 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:55,606 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-21 09:05:55,606 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-21 09:05:55,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2022-11-21 09:05:55,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,620 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-11-21 09:05:55,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:55,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,634 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:55,643 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-21 09:05:55,643 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-21 09:05:55,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2022-11-21 09:05:55,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,667 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-11-21 09:05:55,670 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:55,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,680 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:55,682 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-21 09:05:55,682 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-21 09:05:55,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2022-11-21 09:05:55,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,691 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-11-21 09:05:55,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:55,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:55,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,703 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:55,704 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:55,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:55,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2022-11-21 09:05:55,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,710 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-11-21 09:05:55,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:55,723 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,723 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:55,724 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-21 09:05:55,725 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-21 09:05:55,729 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2022-11-21 09:05:55,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,733 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-11-21 09:05:55,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:55,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,747 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:55,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,747 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:55,747 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:55,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:55,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:55,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,753 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-11-21 09:05:55,755 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 [2022-11-21 09:05:55,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:55,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,767 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:55,767 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:55,767 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:55,769 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2022-11-21 09:05:55,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,773 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-11-21 09:05:55,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:55,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,786 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:55,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,786 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:55,786 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:55,786 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:55,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:55,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,793 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,798 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:55,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-11-21 09:05:55,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:55,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,809 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:55,810 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:55,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:55,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2022-11-21 09:05:55,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,818 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-11-21 09:05:55,821 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:55,831 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:55,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,832 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:55,832 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:55,832 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:55,834 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2022-11-21 09:05:55,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,838 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-11-21 09:05:55,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:55,850 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:55,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,851 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:55,851 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:55,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:55,853 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2022-11-21 09:05:55,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,856 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2022-11-21 09:05:55,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:55,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:55,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,869 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:55,870 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:55,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:55,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2022-11-21 09:05:55,874 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-21 09:05:55,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,875 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2022-11-21 09:05:55,878 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 [2022-11-21 09:05:55,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:55,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,888 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:55,889 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:55,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:55,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:55,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,895 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2022-11-21 09:05:55,897 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 [2022-11-21 09:05:55,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,908 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:55,911 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:55,911 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:55,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:55,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,921 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2022-11-21 09:05:55,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:55,936 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,936 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,936 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:55,939 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:55,939 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:55,944 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:55,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2022-11-21 09:05:55,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:55,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:55,949 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:55,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2022-11-21 09:05:55,951 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 [2022-11-21 09:05:55,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:55,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:55,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:55,965 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:56,006 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:56,006 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:56,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2022-11-21 09:05:56,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,064 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2022-11-21 09:05:56,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:56,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,078 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:56,081 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:56,082 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:56,088 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2022-11-21 09:05:56,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,092 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2022-11-21 09:05:56,094 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:56,105 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,105 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,105 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,105 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:56,107 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:56,107 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:56,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Ended with exit code 0 [2022-11-21 09:05:56,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,118 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2022-11-21 09:05:56,120 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 [2022-11-21 09:05:56,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,132 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:56,134 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:56,134 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:56,140 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Ended with exit code 0 [2022-11-21 09:05:56,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,144 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2022-11-21 09:05:56,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:56,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,157 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:56,159 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:56,160 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:56,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2022-11-21 09:05:56,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,170 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2022-11-21 09:05:56,173 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 [2022-11-21 09:05:56,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,184 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:56,186 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:56,186 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:56,192 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2022-11-21 09:05:56,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,196 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2022-11-21 09:05:56,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:56,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,209 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:56,211 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:56,211 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:56,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2022-11-21 09:05:56,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,222 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2022-11-21 09:05:56,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:56,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,235 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:56,248 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:56,248 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:56,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2022-11-21 09:05:56,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,282 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,283 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 [2022-11-21 09:05:56,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,296 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:56,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2022-11-21 09:05:56,299 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:56,299 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:56,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:56,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,324 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2022-11-21 09:05:56,331 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 [2022-11-21 09:05:56,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:56,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,344 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:56,344 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:56,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:56,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Ended with exit code 0 [2022-11-21 09:05:56,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,350 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2022-11-21 09:05:56,353 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 [2022-11-21 09:05:56,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,364 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:56,365 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:56,366 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:56,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Ended with exit code 0 [2022-11-21 09:05:56,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,376 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2022-11-21 09:05:56,379 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 [2022-11-21 09:05:56,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:56,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,390 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:56,390 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:56,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:56,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Ended with exit code 0 [2022-11-21 09:05:56,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,396 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2022-11-21 09:05:56,398 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 [2022-11-21 09:05:56,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:56,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,409 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:56,409 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:56,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:56,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:56,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,415 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2022-11-21 09:05:56,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:56,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,427 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:56,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,428 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:56,428 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:56,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:56,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:56,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,442 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:56,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2022-11-21 09:05:56,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:56,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,462 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:56,462 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:56,462 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:56,464 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:56,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,468 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2022-11-21 09:05:56,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:56,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:56,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,481 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:56,481 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:56,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:56,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:56,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,486 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2022-11-21 09:05:56,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:56,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:56,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,499 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:56,500 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:56,500 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:56,502 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Ended with exit code 0 [2022-11-21 09:05:56,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,505 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2022-11-21 09:05:56,510 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 [2022-11-21 09:05:56,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,520 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:56,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,521 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:56,521 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:56,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:56,523 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Ended with exit code 0 [2022-11-21 09:05:56,525 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-21 09:05:56,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,527 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2022-11-21 09:05:56,530 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:56,540 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,540 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:56,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,540 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:56,541 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:56,541 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:56,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Ended with exit code 0 [2022-11-21 09:05:56,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,547 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2022-11-21 09:05:56,549 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:56,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,560 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:56,562 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-21 09:05:56,562 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-21 09:05:56,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2022-11-21 09:05:56,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,574 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2022-11-21 09:05:56,577 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 [2022-11-21 09:05:56,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,587 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:56,590 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-21 09:05:56,590 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-21 09:05:56,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2022-11-21 09:05:56,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,601 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2022-11-21 09:05:56,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:56,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,621 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:56,681 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-21 09:05:56,681 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-21 09:05:56,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:56,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,752 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2022-11-21 09:05:56,755 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 [2022-11-21 09:05:56,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,766 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:56,768 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-21 09:05:56,768 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-21 09:05:56,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:56,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,779 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2022-11-21 09:05:56,781 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 [2022-11-21 09:05:56,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,792 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:56,794 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-21 09:05:56,794 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-21 09:05:56,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Ended with exit code 0 [2022-11-21 09:05:56,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,806 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2022-11-21 09:05:56,808 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 [2022-11-21 09:05:56,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,819 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:56,828 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-21 09:05:56,828 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-21 09:05:56,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:56,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,851 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,858 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 [2022-11-21 09:05:56,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2022-11-21 09:05:56,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,872 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:56,875 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-21 09:05:56,875 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-21 09:05:56,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:56,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,899 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:56,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,916 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:56,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2022-11-21 09:05:56,919 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-21 09:05:56,919 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-21 09:05:56,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:56,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,943 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,946 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 [2022-11-21 09:05:56,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,960 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:56,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2022-11-21 09:05:56,963 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-21 09:05:56,963 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-21 09:05:56,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:56,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:56,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:56,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:56,982 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:56,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:56,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2022-11-21 09:05:56,998 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:56,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:56,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:56,999 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:57,016 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-21 09:05:57,016 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-21 09:05:57,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:57,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,059 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:57,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2022-11-21 09:05:57,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:57,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,075 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:57,078 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-21 09:05:57,078 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-21 09:05:57,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:57,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,097 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,100 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:57,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2022-11-21 09:05:57,111 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:57,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:57,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,111 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:57,112 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:57,112 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:57,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:57,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,118 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2022-11-21 09:05:57,121 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 [2022-11-21 09:05:57,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:57,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,132 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:57,134 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-21 09:05:57,134 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-21 09:05:57,141 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:57,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,145 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2022-11-21 09:05:57,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:57,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:57,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:57,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,158 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:57,158 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:57,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:57,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Ended with exit code 0 [2022-11-21 09:05:57,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,163 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2022-11-21 09:05:57,166 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 [2022-11-21 09:05:57,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:57,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:57,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,176 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:57,177 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:57,177 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:57,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2022-11-21 09:05:57,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,182 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2022-11-21 09:05:57,185 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:57,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:57,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:57,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,196 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:57,196 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:57,196 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:57,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:57,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,202 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2022-11-21 09:05:57,204 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:57,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:57,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:57,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,215 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:57,215 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:57,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:57,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2022-11-21 09:05:57,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,223 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2022-11-21 09:05:57,225 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 [2022-11-21 09:05:57,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:57,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:57,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,236 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:57,236 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:57,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:57,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2022-11-21 09:05:57,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,242 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2022-11-21 09:05:57,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:57,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:57,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:57,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,255 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:57,256 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:57,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:57,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:57,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,262 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2022-11-21 09:05:57,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:57,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:05:57,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:57,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,275 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:57,276 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:57,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:57,278 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Ended with exit code 0 [2022-11-21 09:05:57,280 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-21 09:05:57,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,282 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2022-11-21 09:05:57,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:57,294 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:57,294 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:57,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:57,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,295 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:57,295 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:57,295 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:57,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:57,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,302 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2022-11-21 09:05:57,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:57,315 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:57,315 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:57,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,315 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:57,317 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-21 09:05:57,317 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-21 09:05:57,323 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Ended with exit code 0 [2022-11-21 09:05:57,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,333 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:57,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2022-11-21 09:05:57,345 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:57,345 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:57,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,345 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:57,347 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-21 09:05:57,347 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-21 09:05:57,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:57,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,357 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2022-11-21 09:05:57,359 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 [2022-11-21 09:05:57,372 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:57,373 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:57,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,373 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:57,404 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-21 09:05:57,405 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-21 09:05:57,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:57,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,456 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2022-11-21 09:05:57,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:57,468 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:57,468 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:57,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,468 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:57,470 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-21 09:05:57,470 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-21 09:05:57,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Ended with exit code 0 [2022-11-21 09:05:57,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,480 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2022-11-21 09:05:57,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:57,493 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:57,493 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:57,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,493 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:57,495 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-21 09:05:57,495 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-21 09:05:57,501 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Ended with exit code 0 [2022-11-21 09:05:57,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,504 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2022-11-21 09:05:57,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:57,517 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:57,517 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:57,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,517 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:57,519 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-21 09:05:57,519 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-21 09:05:57,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Ended with exit code 0 [2022-11-21 09:05:57,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,528 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2022-11-21 09:05:57,530 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:57,540 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:57,540 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:57,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,541 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:57,542 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-21 09:05:57,542 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-21 09:05:57,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Ended with exit code 0 [2022-11-21 09:05:57,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,552 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2022-11-21 09:05:57,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:57,564 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:57,564 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:57,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,565 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:57,566 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-21 09:05:57,566 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-21 09:05:57,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Ended with exit code 0 [2022-11-21 09:05:57,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,576 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2022-11-21 09:05:57,579 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 [2022-11-21 09:05:57,589 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:57,589 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:57,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,589 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:57,591 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-21 09:05:57,591 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-21 09:05:57,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Ended with exit code 0 [2022-11-21 09:05:57,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,601 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2022-11-21 09:05:57,603 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 [2022-11-21 09:05:57,613 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:57,614 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:57,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,614 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:57,624 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-21 09:05:57,624 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-21 09:05:57,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:57,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,659 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:57,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2022-11-21 09:05:57,679 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:57,680 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:57,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,680 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:57,682 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-21 09:05:57,682 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-21 09:05:57,702 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:57,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,706 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,710 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:57,723 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:57,723 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:57,723 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:57,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,723 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:57,724 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:57,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:57,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Waiting until timeout for monitored process [2022-11-21 09:05:57,750 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:57,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,755 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:57,775 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:57,775 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:57,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,775 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:57,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2022-11-21 09:05:57,777 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-21 09:05:57,777 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-21 09:05:57,806 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:57,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,811 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:57,827 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:57,827 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:57,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:57,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,827 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:57,828 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:57,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:57,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2022-11-21 09:05:57,850 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:57,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,855 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,858 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 [2022-11-21 09:05:57,870 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:57,871 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:57,871 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:57,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,871 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:57,872 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:57,872 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:57,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2022-11-21 09:05:57,898 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:57,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,902 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:57,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Waiting until timeout for monitored process [2022-11-21 09:05:57,923 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:57,923 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:57,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:57,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,924 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:57,924 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:57,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:57,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:57,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:57,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:57,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:57,955 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:57,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:57,970 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:57,970 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:57,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:57,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:57,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:57,971 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:57,971 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:57,972 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:57,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Waiting until timeout for monitored process [2022-11-21 09:05:57,998 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:58,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,003 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:58,018 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,018 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:58,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:58,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,019 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:58,019 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:58,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:58,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Waiting until timeout for monitored process [2022-11-21 09:05:58,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:58,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,040 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,044 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 [2022-11-21 09:05:58,056 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,056 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:58,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:58,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,057 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:58,057 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:58,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:58,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Waiting until timeout for monitored process [2022-11-21 09:05:58,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:58,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,077 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:58,092 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,093 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:58,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:58,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,093 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:05:58,094 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:05:58,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:58,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Waiting until timeout for monitored process [2022-11-21 09:05:58,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:58,114 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-21 09:05:58,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,115 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:58,131 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,131 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:58,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:58,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,132 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:58,133 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:58,133 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:58,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Waiting until timeout for monitored process [2022-11-21 09:05:58,150 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:58,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,155 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,158 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 [2022-11-21 09:05:58,171 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,171 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:58,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,171 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:58,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Waiting until timeout for monitored process [2022-11-21 09:05:58,174 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:58,174 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:58,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:58,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,203 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,207 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 [2022-11-21 09:05:58,220 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,220 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:58,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,220 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:58,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Waiting until timeout for monitored process [2022-11-21 09:05:58,223 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:58,223 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:58,242 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:58,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,246 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:58,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Waiting until timeout for monitored process [2022-11-21 09:05:58,266 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,267 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:58,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,267 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:58,314 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:58,314 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:58,384 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Ended with exit code 0 [2022-11-21 09:05:58,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,390 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:58,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Waiting until timeout for monitored process [2022-11-21 09:05:58,405 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,405 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:58,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,405 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:58,407 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:58,407 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:58,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Ended with exit code 0 [2022-11-21 09:05:58,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,419 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Waiting until timeout for monitored process [2022-11-21 09:05:58,422 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 [2022-11-21 09:05:58,432 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,432 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:58,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,433 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:58,435 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:58,435 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:58,443 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Ended with exit code 0 [2022-11-21 09:05:58,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,447 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Waiting until timeout for monitored process [2022-11-21 09:05:58,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:58,460 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,460 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:58,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,461 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:58,463 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:58,463 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:58,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:58,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,475 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Waiting until timeout for monitored process [2022-11-21 09:05:58,477 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:58,487 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,488 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:58,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,488 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:58,490 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:58,490 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:58,498 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Ended with exit code 0 [2022-11-21 09:05:58,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,502 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Waiting until timeout for monitored process [2022-11-21 09:05:58,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:58,514 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,514 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:58,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,515 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:58,517 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:58,517 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:58,526 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Ended with exit code 0 [2022-11-21 09:05:58,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,530 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Waiting until timeout for monitored process [2022-11-21 09:05:58,532 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 [2022-11-21 09:05:58,543 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,543 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:58,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,543 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:58,545 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:58,546 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:58,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Ended with exit code 0 [2022-11-21 09:05:58,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,558 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Waiting until timeout for monitored process [2022-11-21 09:05:58,561 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 [2022-11-21 09:05:58,572 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,572 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:58,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,572 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:58,586 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:58,586 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:58,630 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:58,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,636 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,643 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:58,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Waiting until timeout for monitored process [2022-11-21 09:05:58,655 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,656 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:58,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,656 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:58,658 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:58,658 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:58,678 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:58,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,684 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,690 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 [2022-11-21 09:05:58,703 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,703 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:58,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:58,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,703 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:58,704 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:58,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:58,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Waiting until timeout for monitored process [2022-11-21 09:05:58,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:58,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,735 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Waiting until timeout for monitored process [2022-11-21 09:05:58,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:58,748 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,748 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:58,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,748 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:58,750 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:58,750 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:58,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:58,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,762 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Waiting until timeout for monitored process [2022-11-21 09:05:58,764 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:58,774 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,775 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:58,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:58,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,809 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:58,815 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:58,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:58,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:58,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,822 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Waiting until timeout for monitored process [2022-11-21 09:05:58,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:58,834 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,834 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:58,834 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:58,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,835 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:58,836 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:58,836 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:58,839 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Ended with exit code 0 [2022-11-21 09:05:58,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,842 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Waiting until timeout for monitored process [2022-11-21 09:05:58,845 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:58,855 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,855 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:58,855 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:58,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,855 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:58,856 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:58,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:58,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Ended with exit code 0 [2022-11-21 09:05:58,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,864 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Waiting until timeout for monitored process [2022-11-21 09:05:58,866 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 [2022-11-21 09:05:58,876 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,876 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:58,877 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:58,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,877 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:58,878 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:58,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:58,881 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Ended with exit code 0 [2022-11-21 09:05:58,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,884 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Waiting until timeout for monitored process [2022-11-21 09:05:58,886 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 [2022-11-21 09:05:58,897 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,897 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:58,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:58,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,897 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:58,898 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:58,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:58,901 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Ended with exit code 0 [2022-11-21 09:05:58,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,905 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Waiting until timeout for monitored process [2022-11-21 09:05:58,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:58,918 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,918 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:58,918 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:58,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,918 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:58,919 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:58,919 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:58,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:58,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,926 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Waiting until timeout for monitored process [2022-11-21 09:05:58,929 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 [2022-11-21 09:05:58,941 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,941 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:05:58,941 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:58,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,942 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:58,943 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:58,943 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:58,954 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:58,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Ended with exit code 0 [2022-11-21 09:05:58,956 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-21 09:05:58,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:58,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:58,957 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:58,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Waiting until timeout for monitored process [2022-11-21 09:05:58,962 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 [2022-11-21 09:05:58,972 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:58,972 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:58,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:58,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:58,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:58,973 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:58,975 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:58,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:59,006 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:59,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:59,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:59,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:59,014 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:59,022 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:59,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Waiting until timeout for monitored process [2022-11-21 09:05:59,033 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:59,033 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:59,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:59,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:59,034 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:59,037 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-21 09:05:59,037 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-21 09:05:59,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:59,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:59,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:59,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:59,053 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:59,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Waiting until timeout for monitored process [2022-11-21 09:05:59,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:59,065 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:59,065 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:59,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:59,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:59,066 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:59,069 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-21 09:05:59,069 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-21 09:05:59,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:59,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:59,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:59,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:59,083 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:59,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Waiting until timeout for monitored process [2022-11-21 09:05:59,086 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 [2022-11-21 09:05:59,100 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:59,101 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:59,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:59,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:59,101 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:59,158 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-21 09:05:59,158 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-21 09:05:59,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:59,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Ended with exit code 0 [2022-11-21 09:05:59,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:59,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:59,268 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:59,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Waiting until timeout for monitored process [2022-11-21 09:05:59,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:59,281 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:59,281 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:59,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:59,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:59,282 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:59,284 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-21 09:05:59,285 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-21 09:05:59,296 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:59,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Ended with exit code 0 [2022-11-21 09:05:59,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:59,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:59,304 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:59,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Waiting until timeout for monitored process [2022-11-21 09:05:59,305 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 [2022-11-21 09:05:59,316 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:59,316 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:59,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:59,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:59,316 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:59,319 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-21 09:05:59,319 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-21 09:05:59,332 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:59,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Ended with exit code 0 [2022-11-21 09:05:59,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:59,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:59,336 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:59,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Waiting until timeout for monitored process [2022-11-21 09:05:59,338 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 [2022-11-21 09:05:59,349 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:59,349 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:59,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:59,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:59,349 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:59,352 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-21 09:05:59,352 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-21 09:05:59,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:59,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Ended with exit code 0 [2022-11-21 09:05:59,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:59,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:59,367 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:59,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Waiting until timeout for monitored process [2022-11-21 09:05:59,370 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 [2022-11-21 09:05:59,382 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:59,382 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:59,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:59,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:59,383 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:59,385 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-21 09:05:59,386 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-21 09:05:59,396 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:59,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Ended with exit code 0 [2022-11-21 09:05:59,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:59,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:59,400 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:59,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Waiting until timeout for monitored process [2022-11-21 09:05:59,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:59,413 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:59,413 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:59,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:59,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:59,413 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:59,416 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-21 09:05:59,416 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-21 09:05:59,428 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:59,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Ended with exit code 0 [2022-11-21 09:05:59,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:59,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:59,432 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:59,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Waiting until timeout for monitored process [2022-11-21 09:05:59,435 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 [2022-11-21 09:05:59,446 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:59,446 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:59,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:59,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:59,447 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:59,450 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-21 09:05:59,450 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-21 09:05:59,461 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:59,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Ended with exit code 0 [2022-11-21 09:05:59,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:59,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:59,465 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:59,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (202)] Waiting until timeout for monitored process [2022-11-21 09:05:59,467 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 [2022-11-21 09:05:59,478 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:59,478 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:59,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:59,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:59,479 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:59,496 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-21 09:05:59,496 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-21 09:05:59,546 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:59,549 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (202)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:59,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:59,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:59,550 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:59,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Waiting until timeout for monitored process [2022-11-21 09:05:59,553 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 [2022-11-21 09:05:59,563 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:59,564 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:59,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:59,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:59,564 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:59,567 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-21 09:05:59,567 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-21 09:05:59,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:59,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Ended with exit code 0 [2022-11-21 09:05:59,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:59,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:59,582 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:59,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Waiting until timeout for monitored process [2022-11-21 09:05:59,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:59,594 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:59,595 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:59,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:59,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:59,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:59,595 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:59,596 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:59,596 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:59,601 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:59,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Ended with exit code 0 [2022-11-21 09:05:59,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:59,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:59,605 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:59,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (205)] Waiting until timeout for monitored process [2022-11-21 09:05:59,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:59,618 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:59,618 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:59,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:59,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:59,618 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:59,621 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-21 09:05:59,621 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-21 09:05:59,632 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:59,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (205)] Ended with exit code 0 [2022-11-21 09:05:59,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:59,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:59,636 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:59,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (206)] Waiting until timeout for monitored process [2022-11-21 09:05:59,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:59,648 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:59,648 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:59,649 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:59,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:59,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:59,649 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:59,650 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:59,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:59,655 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:59,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (206)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:59,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:59,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:59,659 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:59,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (207)] Waiting until timeout for monitored process [2022-11-21 09:05:59,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:59,672 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:59,672 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:59,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:59,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:59,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:59,672 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:59,673 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:59,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:59,678 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:59,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (207)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:59,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:59,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:59,682 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:59,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (208)] Waiting until timeout for monitored process [2022-11-21 09:05:59,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:59,697 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:59,697 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:59,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:59,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:59,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:59,698 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:59,699 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:59,699 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:59,716 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:59,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (208)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:59,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:59,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:59,723 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:59,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (209)] Waiting until timeout for monitored process [2022-11-21 09:05:59,726 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:59,736 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:59,737 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:59,737 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:59,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:59,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:59,737 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:59,738 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:59,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:59,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:59,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (209)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:59,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:59,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:59,747 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:59,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (210)] Waiting until timeout for monitored process [2022-11-21 09:05:59,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:59,760 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:59,760 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:59,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:59,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:59,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:59,760 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:59,761 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:59,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:59,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:59,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (210)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:59,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:59,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:59,771 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:59,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (211)] Waiting until timeout for monitored process [2022-11-21 09:05:59,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:59,784 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:59,784 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:59,784 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:59,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:59,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:59,784 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:59,785 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:59,785 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:59,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:59,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (211)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:59,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:59,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:59,794 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:59,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (212)] Waiting until timeout for monitored process [2022-11-21 09:05:59,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:59,807 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:59,807 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:05:59,808 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:59,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:59,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:59,808 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:05:59,809 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:05:59,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:59,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:59,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (212)] Ended with exit code 0 [2022-11-21 09:05:59,817 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-21 09:05:59,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:59,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:59,818 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:59,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (213)] Waiting until timeout for monitored process [2022-11-21 09:05:59,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:59,830 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:59,830 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:59,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:05:59,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:59,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:59,831 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:59,831 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:05:59,831 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:05:59,834 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:59,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (213)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:59,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:59,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:59,838 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:59,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (214)] Waiting until timeout for monitored process [2022-11-21 09:05:59,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:59,850 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:59,850 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:59,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:59,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:59,850 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:59,852 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:59,852 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:59,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:59,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (214)] Ended with exit code 0 [2022-11-21 09:05:59,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:59,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:59,863 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:59,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (215)] Waiting until timeout for monitored process [2022-11-21 09:05:59,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:05:59,875 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:59,875 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:59,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:59,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:59,876 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:59,878 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:59,878 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:05:59,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:05:59,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (215)] Forceful destruction successful, exit code 0 [2022-11-21 09:05:59,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:05:59,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:59,908 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:59,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (216)] Waiting until timeout for monitored process [2022-11-21 09:05:59,915 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 [2022-11-21 09:05:59,929 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:05:59,929 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:05:59,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:05:59,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:05:59,930 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:05:59,973 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:05:59,973 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:06:00,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (216)] Ended with exit code 0 [2022-11-21 09:06:00,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,038 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (217)] Waiting until timeout for monitored process [2022-11-21 09:06:00,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:00,050 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,050 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:00,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,051 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:00,053 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:06:00,053 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:06:00,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (217)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:00,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,063 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (218)] Waiting until timeout for monitored process [2022-11-21 09:06:00,065 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 [2022-11-21 09:06:00,076 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,076 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:00,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,076 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:00,078 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:06:00,078 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:06:00,084 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (218)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:00,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,089 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (219)] Waiting until timeout for monitored process [2022-11-21 09:06:00,091 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 [2022-11-21 09:06:00,101 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,101 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:00,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,102 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:00,103 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:06:00,104 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:06:00,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (219)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:00,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,114 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (220)] Waiting until timeout for monitored process [2022-11-21 09:06:00,116 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 [2022-11-21 09:06:00,126 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,126 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:00,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,127 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:00,128 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:06:00,129 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:06:00,135 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (220)] Ended with exit code 0 [2022-11-21 09:06:00,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,139 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (221)] Waiting until timeout for monitored process [2022-11-21 09:06:00,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:00,151 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,151 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:00,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,151 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:00,153 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:06:00,154 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:06:00,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (221)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:00,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,164 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (222)] Waiting until timeout for monitored process [2022-11-21 09:06:00,166 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 [2022-11-21 09:06:00,177 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,177 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:00,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,177 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:00,179 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:06:00,179 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:06:00,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (222)] Ended with exit code 0 [2022-11-21 09:06:00,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,190 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (223)] Waiting until timeout for monitored process [2022-11-21 09:06:00,193 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:00,203 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,203 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:00,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,204 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:00,216 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:06:00,216 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:06:00,243 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (223)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:00,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,247 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (224)] Waiting until timeout for monitored process [2022-11-21 09:06:00,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:00,259 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,259 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:00,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,259 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:00,261 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:06:00,261 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:06:00,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (224)] Ended with exit code 0 [2022-11-21 09:06:00,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,271 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (225)] Waiting until timeout for monitored process [2022-11-21 09:06:00,274 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:00,284 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,284 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:00,284 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:00,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,285 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:00,285 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:00,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:00,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (225)] Ended with exit code 0 [2022-11-21 09:06:00,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,291 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (226)] Waiting until timeout for monitored process [2022-11-21 09:06:00,293 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 [2022-11-21 09:06:00,303 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,304 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:00,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,304 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:00,306 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-21 09:06:00,306 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-21 09:06:00,312 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (226)] Ended with exit code 0 [2022-11-21 09:06:00,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,316 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (227)] Waiting until timeout for monitored process [2022-11-21 09:06:00,320 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 [2022-11-21 09:06:00,331 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,331 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:00,331 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:00,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,331 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:00,332 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:00,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:00,334 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (227)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:00,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,338 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (228)] Waiting until timeout for monitored process [2022-11-21 09:06:00,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:00,350 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,350 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:00,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:00,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,351 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:00,351 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:00,351 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:00,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (228)] Ended with exit code 0 [2022-11-21 09:06:00,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,357 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (229)] Waiting until timeout for monitored process [2022-11-21 09:06:00,359 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 [2022-11-21 09:06:00,369 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,369 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:00,370 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:00,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,370 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:00,370 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:00,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:00,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (229)] Ended with exit code 0 [2022-11-21 09:06:00,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,377 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (230)] Waiting until timeout for monitored process [2022-11-21 09:06:00,379 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 [2022-11-21 09:06:00,389 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,390 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:00,390 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:00,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,390 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:00,390 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:00,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:00,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (230)] Ended with exit code 0 [2022-11-21 09:06:00,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,396 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (231)] Waiting until timeout for monitored process [2022-11-21 09:06:00,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:00,409 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,409 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:00,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:00,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,409 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:00,410 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:00,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:00,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (231)] Ended with exit code 0 [2022-11-21 09:06:00,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,416 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (232)] Waiting until timeout for monitored process [2022-11-21 09:06:00,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:00,428 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,428 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:00,428 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:00,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,429 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:00,429 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:00,429 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:00,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (232)] Ended with exit code 0 [2022-11-21 09:06:00,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,435 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (233)] Waiting until timeout for monitored process [2022-11-21 09:06:00,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:00,447 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,447 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:00,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:00,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,448 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:00,448 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:00,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:00,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (233)] Ended with exit code 0 [2022-11-21 09:06:00,453 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-21 09:06:00,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,454 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (234)] Waiting until timeout for monitored process [2022-11-21 09:06:00,456 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 [2022-11-21 09:06:00,467 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,467 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:00,467 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:00,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,467 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:00,468 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:06:00,468 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:00,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (234)] Ended with exit code 0 [2022-11-21 09:06:00,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,477 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (235)] Waiting until timeout for monitored process [2022-11-21 09:06:00,480 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 [2022-11-21 09:06:00,491 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,491 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:00,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,491 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:00,499 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-21 09:06:00,499 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-21 09:06:00,526 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (235)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:00,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,531 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,538 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 [2022-11-21 09:06:00,551 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,551 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:00,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,551 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:00,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (236)] Waiting until timeout for monitored process [2022-11-21 09:06:00,554 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-21 09:06:00,555 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-21 09:06:00,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (236)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:00,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,568 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (237)] Waiting until timeout for monitored process [2022-11-21 09:06:00,570 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 [2022-11-21 09:06:00,584 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,584 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:00,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,584 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:00,646 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-21 09:06:00,646 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-21 09:06:00,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (237)] Ended with exit code 0 [2022-11-21 09:06:00,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,739 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (238)] Waiting until timeout for monitored process [2022-11-21 09:06:00,742 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 [2022-11-21 09:06:00,753 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,753 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:00,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,753 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:00,756 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-21 09:06:00,756 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-21 09:06:00,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (238)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:00,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,770 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (239)] Waiting until timeout for monitored process [2022-11-21 09:06:00,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:00,782 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,782 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:00,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,783 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:00,786 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-21 09:06:00,786 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-21 09:06:00,795 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (239)] Ended with exit code 0 [2022-11-21 09:06:00,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,799 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (240)] Waiting until timeout for monitored process [2022-11-21 09:06:00,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:00,811 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,812 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:00,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,812 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:00,815 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-21 09:06:00,815 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-21 09:06:00,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (240)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:00,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,827 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (241)] Waiting until timeout for monitored process [2022-11-21 09:06:00,829 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 [2022-11-21 09:06:00,839 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,840 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:00,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,840 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:00,843 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-21 09:06:00,843 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-21 09:06:00,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (241)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:00,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,855 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (242)] Waiting until timeout for monitored process [2022-11-21 09:06:00,858 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 [2022-11-21 09:06:00,868 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,868 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:00,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,868 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:00,871 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-21 09:06:00,871 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-21 09:06:00,881 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (242)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:00,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,885 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (243)] Waiting until timeout for monitored process [2022-11-21 09:06:00,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:00,897 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,898 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:00,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,898 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:00,901 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-21 09:06:00,901 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-21 09:06:00,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:00,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (243)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:00,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:00,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:00,914 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:00,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (244)] Waiting until timeout for monitored process [2022-11-21 09:06:00,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:00,927 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:00,927 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:00,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:00,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:00,927 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:00,946 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-21 09:06:00,946 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-21 09:06:01,003 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:01,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (244)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:01,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:01,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:01,007 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:01,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (245)] Waiting until timeout for monitored process [2022-11-21 09:06:01,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:01,020 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:01,020 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:01,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:01,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:01,020 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:01,024 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-21 09:06:01,024 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-21 09:06:01,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:01,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (245)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:01,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:01,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:01,036 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:01,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (246)] Waiting until timeout for monitored process [2022-11-21 09:06:01,039 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 [2022-11-21 09:06:01,049 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:01,049 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:01,049 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:01,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:01,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:01,050 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:01,050 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:06:01,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:01,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:01,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (246)] Ended with exit code 0 [2022-11-21 09:06:01,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:01,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:01,058 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:01,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (247)] Waiting until timeout for monitored process [2022-11-21 09:06:01,060 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 [2022-11-21 09:06:01,070 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:01,070 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:01,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:01,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:01,071 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:01,073 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-21 09:06:01,073 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-21 09:06:01,082 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:01,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (247)] Ended with exit code 0 [2022-11-21 09:06:01,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:01,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:01,086 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:01,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (248)] Waiting until timeout for monitored process [2022-11-21 09:06:01,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:01,099 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:01,099 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:01,099 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:01,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:01,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:01,099 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:01,100 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:06:01,100 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:01,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:01,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (248)] Ended with exit code 0 [2022-11-21 09:06:01,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:01,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:01,107 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:01,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (249)] Waiting until timeout for monitored process [2022-11-21 09:06:01,109 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 [2022-11-21 09:06:01,120 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:01,120 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:01,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:01,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:01,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:01,120 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:01,121 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:06:01,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:01,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:01,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (249)] Ended with exit code 0 [2022-11-21 09:06:01,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:01,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:01,129 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:01,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (250)] Waiting until timeout for monitored process [2022-11-21 09:06:01,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:01,151 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:01,151 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:01,151 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:01,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:01,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:01,152 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:01,153 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:06:01,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:01,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:01,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (250)] Ended with exit code 0 [2022-11-21 09:06:01,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:01,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:01,160 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:01,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (251)] Waiting until timeout for monitored process [2022-11-21 09:06:01,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:01,173 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:01,173 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:01,173 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:01,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:01,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:01,173 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:01,174 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:06:01,174 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:01,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:01,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (251)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:01,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:01,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:01,181 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:01,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (252)] Waiting until timeout for monitored process [2022-11-21 09:06:01,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:01,194 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:01,194 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:01,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:01,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:01,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:01,194 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:01,195 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:06:01,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:01,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:01,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (252)] Ended with exit code 0 [2022-11-21 09:06:01,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:01,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:01,202 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:01,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (253)] Waiting until timeout for monitored process [2022-11-21 09:06:01,204 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:01,214 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:01,215 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:01,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:01,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:01,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:01,215 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:01,216 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:06:01,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:01,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:01,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (253)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:01,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:01,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:01,223 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:01,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (254)] Waiting until timeout for monitored process [2022-11-21 09:06:01,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:01,236 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:01,236 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:01,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:01,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:01,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:01,236 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:01,237 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:06:01,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:01,240 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:01,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (254)] Ended with exit code 0 [2022-11-21 09:06:01,243 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-11-21 09:06:01,243 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 [2022-11-21 09:06:01,243 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 [2022-11-21 09:06:01,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:06:01,244 INFO L85 PathProgramCache]: Analyzing trace with hash 1384199113, now seen corresponding path program 2 times [2022-11-21 09:06:01,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:06:01,244 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431508310] [2022-11-21 09:06:01,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:06:01,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:06:01,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:06:01,269 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:06:01,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:06:01,303 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:06:01,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:06:01,304 INFO L85 PathProgramCache]: Analyzing trace with hash -2128740443, now seen corresponding path program 2 times [2022-11-21 09:06:01,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:06:01,304 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141922273] [2022-11-21 09:06:01,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:06:01,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:06:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:06:01,314 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:06:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:06:01,323 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:06:01,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:06:01,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1183709549, now seen corresponding path program 3 times [2022-11-21 09:06:01,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:06:01,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933969793] [2022-11-21 09:06:01,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:06:01,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:06:01,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:06:01,597 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 152 proven. 145 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-11-21 09:06:01,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:06:01,598 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933969793] [2022-11-21 09:06:01,598 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [933969793] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 09:06:01,598 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1412650385] [2022-11-21 09:06:01,598 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-21 09:06:01,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 09:06:01,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:01,601 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 09:06:01,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (255)] Waiting until timeout for monitored process [2022-11-21 09:06:01,727 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-11-21 09:06:01,728 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-21 09:06:01,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 09:06:01,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 09:06:02,195 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 200 proven. 13 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-11-21 09:06:02,195 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 09:06:02,427 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 205 proven. 8 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-11-21 09:06:02,427 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1412650385] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 09:06:02,427 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 09:06:02,427 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 6] total 16 [2022-11-21 09:06:02,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082746843] [2022-11-21 09:06:02,427 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 09:06:02,809 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 09:06:02,809 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 09:06:02,809 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 09:06:02,809 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 09:06:02,809 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-21 09:06:02,809 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:02,809 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 09:06:02,809 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 09:06:02,809 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration28_Loop [2022-11-21 09:06:02,810 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 09:06:02,810 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 09:06:02,811 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:02,813 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:02,816 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:02,822 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:02,832 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:03,334 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 09:06:03,334 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-21 09:06:03,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:03,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:03,339 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:03,346 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 09:06:03,347 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 09:06:03,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (256)] Waiting until timeout for monitored process [2022-11-21 09:06:03,362 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-21 09:06:03,363 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: [] [2022-11-21 09:06:03,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (256)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:03,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:03,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:03,367 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:03,380 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 09:06:03,380 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 09:06:03,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (257)] Waiting until timeout for monitored process [2022-11-21 09:06:03,396 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-21 09:06:03,396 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: [] [2022-11-21 09:06:03,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (257)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:03,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:03,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:03,401 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:03,458 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 09:06:03,458 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 09:06:03,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (258)] Waiting until timeout for monitored process [2022-11-21 09:06:03,492 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-21 09:06:03,492 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: [] [2022-11-21 09:06:03,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (258)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:03,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:03,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:03,498 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:03,501 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 09:06:03,501 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 09:06:03,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (259)] Waiting until timeout for monitored process [2022-11-21 09:06:03,589 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-21 09:06:03,589 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: [] [2022-11-21 09:06:03,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (259)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:03,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:03,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:03,595 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:03,598 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 09:06:03,598 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 09:06:03,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (260)] Waiting until timeout for monitored process [2022-11-21 09:06:03,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (260)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:03,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:03,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:03,668 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:03,674 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-21 09:06:03,674 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 09:06:03,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (261)] Waiting until timeout for monitored process [2022-11-21 09:06:04,475 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-21 09:06:04,480 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (261)] Ended with exit code 0 [2022-11-21 09:06:04,480 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 09:06:04,480 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 09:06:04,480 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 09:06:04,480 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 09:06:04,480 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-21 09:06:04,481 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:04,481 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 09:06:04,481 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 09:06:04,481 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration28_Loop [2022-11-21 09:06:04,481 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 09:06:04,481 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 09:06:04,482 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:04,484 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:04,503 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:04,511 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:04,514 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:05,028 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 09:06:05,028 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-21 09:06:05,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,035 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:05,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (262)] Waiting until timeout for monitored process [2022-11-21 09:06:05,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:05,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:06:05,056 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:06:05,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (262)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:05,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,074 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:05,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:05,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:06:05,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (263)] Waiting until timeout for monitored process [2022-11-21 09:06:05,093 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:06:05,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,118 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (263)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:05,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,123 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:05,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (264)] Waiting until timeout for monitored process [2022-11-21 09:06:05,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:05,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,140 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:06:05,142 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:06:05,142 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,152 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (264)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:05,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,158 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:05,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:05,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,175 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:06:05,175 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:06:05,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (265)] Waiting until timeout for monitored process [2022-11-21 09:06:05,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (265)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:05,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,197 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,202 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:05,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:05,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:06:05,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (266)] Waiting until timeout for monitored process [2022-11-21 09:06:05,218 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:06:05,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,234 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (266)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:05,238 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-21 09:06:05,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,239 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:05,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (267)] Waiting until timeout for monitored process [2022-11-21 09:06:05,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:05,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,255 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:05,256 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:05,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (267)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:05,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,275 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:05,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (268)] Waiting until timeout for monitored process [2022-11-21 09:06:05,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:05,291 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,292 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:05,296 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:05,296 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,311 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (268)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:05,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,317 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,320 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 [2022-11-21 09:06:05,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:05,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,333 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:05,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (269)] Waiting until timeout for monitored process [2022-11-21 09:06:05,335 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:05,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (269)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:05,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,355 INFO L229 MonitoredProcess]: Starting monitored process 270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,362 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:05,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:05,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,375 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:05,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (270)] Waiting until timeout for monitored process [2022-11-21 09:06:05,376 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:05,376 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (270)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:05,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,395 INFO L229 MonitoredProcess]: Starting monitored process 271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,398 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 [2022-11-21 09:06:05,411 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:05,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,412 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:05,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (271)] Waiting until timeout for monitored process [2022-11-21 09:06:05,416 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:05,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,434 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (271)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:05,438 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-21 09:06:05,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,439 INFO L229 MonitoredProcess]: Starting monitored process 272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:05,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (272)] Waiting until timeout for monitored process [2022-11-21 09:06:05,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:05,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,461 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:05,462 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:05,462 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (272)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:05,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,476 INFO L229 MonitoredProcess]: Starting monitored process 273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,480 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 [2022-11-21 09:06:05,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (273)] Waiting until timeout for monitored process [2022-11-21 09:06:05,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:05,493 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,494 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:05,499 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:05,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (273)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:05,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,519 INFO L229 MonitoredProcess]: Starting monitored process 274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,526 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 [2022-11-21 09:06:05,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (274)] Waiting until timeout for monitored process [2022-11-21 09:06:05,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:05,540 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,540 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:05,543 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:05,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (274)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:05,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,560 INFO L229 MonitoredProcess]: Starting monitored process 275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,563 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 [2022-11-21 09:06:05,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (275)] Waiting until timeout for monitored process [2022-11-21 09:06:05,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:05,579 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,580 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:05,581 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:05,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (275)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:05,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,591 INFO L229 MonitoredProcess]: Starting monitored process 276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (276)] Waiting until timeout for monitored process [2022-11-21 09:06:05,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:05,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:05,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,604 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:05,608 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:05,608 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,617 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (276)] Ended with exit code 0 [2022-11-21 09:06:05,620 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-21 09:06:05,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,621 INFO L229 MonitoredProcess]: Starting monitored process 277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (277)] Waiting until timeout for monitored process [2022-11-21 09:06:05,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:05,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:05,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,634 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:05,634 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:05,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,637 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (277)] Ended with exit code 0 [2022-11-21 09:06:05,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,641 INFO L229 MonitoredProcess]: Starting monitored process 278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (278)] Waiting until timeout for monitored process [2022-11-21 09:06:05,643 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:05,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:05,654 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,654 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:05,660 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:05,660 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,670 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (278)] Ended with exit code 0 [2022-11-21 09:06:05,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,674 INFO L229 MonitoredProcess]: Starting monitored process 279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (279)] Waiting until timeout for monitored process [2022-11-21 09:06:05,676 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 [2022-11-21 09:06:05,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:05,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,687 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:05,690 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:05,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,697 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (279)] Ended with exit code 0 [2022-11-21 09:06:05,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,701 INFO L229 MonitoredProcess]: Starting monitored process 280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (280)] Waiting until timeout for monitored process [2022-11-21 09:06:05,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:05,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:05,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,714 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:05,714 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:05,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,718 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (280)] Ended with exit code 0 [2022-11-21 09:06:05,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,721 INFO L229 MonitoredProcess]: Starting monitored process 281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (281)] Waiting until timeout for monitored process [2022-11-21 09:06:05,724 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 [2022-11-21 09:06:05,734 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:05,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,735 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:05,740 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:05,740 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,750 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (281)] Ended with exit code 0 [2022-11-21 09:06:05,753 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-21 09:06:05,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,754 INFO L229 MonitoredProcess]: Starting monitored process 282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:05,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (282)] Waiting until timeout for monitored process [2022-11-21 09:06:05,771 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:05,771 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:05,771 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,772 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:05,772 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:05,772 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (282)] Ended with exit code 0 [2022-11-21 09:06:05,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,779 INFO L229 MonitoredProcess]: Starting monitored process 283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (283)] Waiting until timeout for monitored process [2022-11-21 09:06:05,783 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 [2022-11-21 09:06:05,796 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:05,796 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:05,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,796 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:05,800 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:05,800 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (283)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:05,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,815 INFO L229 MonitoredProcess]: Starting monitored process 284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (284)] Waiting until timeout for monitored process [2022-11-21 09:06:05,817 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:05,827 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:05,828 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:05,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,828 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:05,830 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:05,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (284)] Ended with exit code 0 [2022-11-21 09:06:05,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,842 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (285)] Waiting until timeout for monitored process [2022-11-21 09:06:05,844 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 [2022-11-21 09:06:05,854 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:05,854 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:05,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,854 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:05,855 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:05,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (285)] Ended with exit code 0 [2022-11-21 09:06:05,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,863 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (286)] Waiting until timeout for monitored process [2022-11-21 09:06:05,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:05,876 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:05,876 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:05,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,876 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:05,880 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:05,880 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (286)] Ended with exit code 0 [2022-11-21 09:06:05,894 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-21 09:06:05,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,895 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (287)] Waiting until timeout for monitored process [2022-11-21 09:06:05,898 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 [2022-11-21 09:06:05,908 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:05,908 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:06:05,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,908 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:05,909 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:05,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,913 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (287)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:05,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,917 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (288)] Waiting until timeout for monitored process [2022-11-21 09:06:05,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:05,930 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:05,930 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:06:05,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,931 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:05,936 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:05,936 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (288)] Ended with exit code 0 [2022-11-21 09:06:05,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,954 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (289)] Waiting until timeout for monitored process [2022-11-21 09:06:05,956 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 [2022-11-21 09:06:05,966 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:05,967 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:06:05,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,967 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:05,970 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:05,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:05,981 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:05,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (289)] Ended with exit code 0 [2022-11-21 09:06:05,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:05,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:05,986 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:05,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (290)] Waiting until timeout for monitored process [2022-11-21 09:06:05,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:05,998 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:05,998 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:06:05,998 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:05,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:05,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:05,999 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:06,000 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:06,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:06,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:06,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (290)] Ended with exit code 0 [2022-11-21 09:06:06,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:06,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:06,009 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:06,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (291)] Waiting until timeout for monitored process [2022-11-21 09:06:06,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:06,022 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:06,022 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:06:06,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:06,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:06,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:06,022 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:06,028 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:06,028 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:06,045 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:06,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (291)] Ended with exit code 0 [2022-11-21 09:06:06,048 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-21 09:06:06,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:06,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:06,049 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:06,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (292)] Waiting until timeout for monitored process [2022-11-21 09:06:06,052 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 [2022-11-21 09:06:06,063 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:06,063 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:06,063 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:06,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:06,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:06,063 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:06,064 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:06,064 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:06,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:06,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (292)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:06,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:06,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:06,076 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:06,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (293)] Waiting until timeout for monitored process [2022-11-21 09:06:06,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:06,090 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:06,090 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:06,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:06,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:06,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:06,090 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:06,098 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:06,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:06,122 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:06,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (293)] Ended with exit code 0 [2022-11-21 09:06:06,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:06,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:06,126 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:06,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (294)] Waiting until timeout for monitored process [2022-11-21 09:06:06,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:06,140 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:06,140 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:06,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:06,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:06,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:06,140 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:06,144 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:06,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:06,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:06,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (294)] Ended with exit code 0 [2022-11-21 09:06:06,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:06,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:06,163 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:06,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (295)] Waiting until timeout for monitored process [2022-11-21 09:06:06,165 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 [2022-11-21 09:06:06,176 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:06,176 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:06,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:06,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:06,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:06,176 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:06,178 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:06,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:06,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:06,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (295)] Ended with exit code 0 [2022-11-21 09:06:06,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:06,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:06,194 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:06,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (296)] Waiting until timeout for monitored process [2022-11-21 09:06:06,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:06,206 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:06,206 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:06,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:06,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:06,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:06,207 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:06,214 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:06,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:06,242 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:06,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (296)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:06,245 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-21 09:06:06,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:06,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:06,246 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:06,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (297)] Waiting until timeout for monitored process [2022-11-21 09:06:06,248 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 [2022-11-21 09:06:06,258 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:06,259 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:06,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:06,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:06,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:06,259 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:06,259 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:06,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:06,262 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:06,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (297)] Ended with exit code 0 [2022-11-21 09:06:06,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:06,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:06,266 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:06,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (298)] Waiting until timeout for monitored process [2022-11-21 09:06:06,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:06,278 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:06,279 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:06,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:06,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:06,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:06,279 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:06,284 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:06,284 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:06,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:06,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (298)] Ended with exit code 0 [2022-11-21 09:06:06,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:06,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:06,297 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:06,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (299)] Waiting until timeout for monitored process [2022-11-21 09:06:06,300 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 [2022-11-21 09:06:06,310 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:06,310 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:06,310 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:06,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:06,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:06,310 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:06,313 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:06,313 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:06,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:06,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (299)] Ended with exit code 0 [2022-11-21 09:06:06,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:06,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:06,323 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:06,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (300)] Waiting until timeout for monitored process [2022-11-21 09:06:06,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:06,340 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:06,340 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:06,340 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:06,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:06,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:06,340 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:06,341 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:06,341 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:06,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:06,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (300)] Ended with exit code 0 [2022-11-21 09:06:06,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:06,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:06,348 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:06,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (301)] Waiting until timeout for monitored process [2022-11-21 09:06:06,351 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 [2022-11-21 09:06:06,361 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:06,361 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:06,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:06,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:06,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:06,362 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:06,366 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:06,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:06,377 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:06,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (301)] Ended with exit code 0 [2022-11-21 09:06:06,380 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-21 09:06:06,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:06,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:06,381 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:06,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (302)] Waiting until timeout for monitored process [2022-11-21 09:06:06,383 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 [2022-11-21 09:06:06,394 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:06,394 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:06,394 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:06,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:06,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:06,394 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:06,395 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:06:06,395 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:06,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:06,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (302)] Ended with exit code 0 [2022-11-21 09:06:06,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:06,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:06,403 INFO L229 MonitoredProcess]: Starting monitored process 303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:06,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (303)] Waiting until timeout for monitored process [2022-11-21 09:06:06,406 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 [2022-11-21 09:06:06,416 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:06,416 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:06,417 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:06,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:06,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:06,417 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:06,424 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:06:06,425 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:06,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:06,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (303)] Ended with exit code 0 [2022-11-21 09:06:06,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:06,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:06,443 INFO L229 MonitoredProcess]: Starting monitored process 304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:06,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (304)] Waiting until timeout for monitored process [2022-11-21 09:06:06,445 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:06,455 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:06,455 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:06,456 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:06,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:06,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:06,456 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:06,460 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:06:06,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:06,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:06,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (304)] Ended with exit code 0 [2022-11-21 09:06:06,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:06,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:06,473 INFO L229 MonitoredProcess]: Starting monitored process 305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:06,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (305)] Waiting until timeout for monitored process [2022-11-21 09:06:06,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:06,486 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:06,486 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:06,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:06,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:06,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:06,486 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:06,487 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:06:06,487 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:06,493 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:06,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (305)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:06,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:06,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:06,497 INFO L229 MonitoredProcess]: Starting monitored process 306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:06,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (306)] Waiting until timeout for monitored process [2022-11-21 09:06:06,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:06,509 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:06,510 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:06,510 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:06,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:06,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:06,510 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:06,518 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:06:06,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:06,533 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:06,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (306)] Ended with exit code 0 [2022-11-21 09:06:06,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:06:06,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-21 09:06:06,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2022-11-21 09:06:06,537 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) [2022-11-21 09:06:09,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:06:09,767 INFO L93 Difference]: Finished difference Result 2030 states and 2275 transitions. [2022-11-21 09:06:09,767 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2030 states and 2275 transitions. [2022-11-21 09:06:09,776 INFO L131 ngComponentsAnalysis]: Automaton has 19 accepting balls. 442 [2022-11-21 09:06:09,782 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2030 states to 1790 states and 1989 transitions. [2022-11-21 09:06:09,782 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1790 [2022-11-21 09:06:09,783 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1790 [2022-11-21 09:06:09,783 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1790 states and 1989 transitions. [2022-11-21 09:06:09,785 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:06:09,785 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1790 states and 1989 transitions. [2022-11-21 09:06:09,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1790 states and 1989 transitions. [2022-11-21 09:06:09,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1790 to 932. [2022-11-21 09:06:09,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 932 states, 932 states have (on average 1.1309012875536482) internal successors, (1054), 931 states have internal predecessors, (1054), 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) [2022-11-21 09:06:09,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 932 states and 1054 transitions. [2022-11-21 09:06:09,804 INFO L240 hiAutomatonCegarLoop]: Abstraction has 932 states and 1054 transitions. [2022-11-21 09:06:09,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-11-21 09:06:09,805 INFO L428 stractBuchiCegarLoop]: Abstraction has 932 states and 1054 transitions. [2022-11-21 09:06:09,805 INFO L335 stractBuchiCegarLoop]: ======== Iteration 29 ============ [2022-11-21 09:06:09,805 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 932 states and 1054 transitions. [2022-11-21 09:06:09,809 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 260 [2022-11-21 09:06:09,809 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:06:09,809 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:06:09,810 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] [2022-11-21 09:06:09,810 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:06:09,810 INFO L748 eck$LassoCheckResult]: Stem: 80111#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); 80098#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; 80080#L59 assume !(0 == mp_add_~a3~0#1 % 256); 80081#L59-1 mp_add_~nb~0#1 := 4; 80267#L69 assume 0 == mp_add_~b3~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 80268#L71 assume !(0 == mp_add_~b2~0#1 % 256); 80447#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 80657#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; 80656#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 80655#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; 80654#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 80653#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 80652#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 80651#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 80650#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; 80649#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 80648#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 80647#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 80644#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 80642#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 80641#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 80640#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 80639#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 80638#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 80637#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; 80636#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 80635#L84 assume !(0 == mp_add_~i~0#1 % 256); 80634#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; 80633#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 80632#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 80631#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 80554#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 80968#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 80967#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 80966#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 80965#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 80964#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 80962#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; 80963#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 80990#L84 assume !(0 == mp_add_~i~0#1 % 256); 80989#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 80840#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; 80841#L86-1 [2022-11-21 09:06:09,811 INFO L750 eck$LassoCheckResult]: Loop: 80841#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 80834#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 80533#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 80830#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 80825#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 80826#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 80821#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 80822#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 80817#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; 80818#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 80813#L84 assume !(0 == mp_add_~i~0#1 % 256); 80814#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 80809#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 80810#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; 80772#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 80512#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 80101#L96 assume !(0 == mp_add_~partial_sum~0#1); 80102#L96-2 assume 255 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := mp_add_~partial_sum~0#1; 80123#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; 80937#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 80934#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 80932#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 80929#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 80926#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 80923#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; 80912#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 80911#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 80471#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 80999#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 80998#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 80997#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 80996#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 80995#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 80994#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; 80993#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 80992#L84 assume !(0 == mp_add_~i~0#1 % 256); 80991#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 80988#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 80986#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 80984#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 80382#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 80983#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 80982#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 80980#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 80978#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 80970#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 80961#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; 80960#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 80959#L84 assume !(0 == mp_add_~i~0#1 % 256); 80956#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 80957#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; 80841#L86-1 [2022-11-21 09:06:09,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:06:09,811 INFO L85 PathProgramCache]: Analyzing trace with hash -1660016786, now seen corresponding path program 1 times [2022-11-21 09:06:09,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:06:09,811 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830551338] [2022-11-21 09:06:09,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:06:09,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:06:09,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:06:09,971 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:06:09,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:06:09,971 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830551338] [2022-11-21 09:06:09,971 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830551338] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 09:06:09,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [458693724] [2022-11-21 09:06:09,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:06:09,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 09:06:09,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:09,974 INFO L229 MonitoredProcess]: Starting monitored process 307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 09:06:09,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (307)] Waiting until timeout for monitored process [2022-11-21 09:06:10,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:06:10,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-21 09:06:10,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 09:06:10,220 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 09:06:10,220 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 09:06:10,525 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:06:10,525 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [458693724] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 09:06:10,525 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 09:06:10,525 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 8] total 20 [2022-11-21 09:06:10,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735512933] [2022-11-21 09:06:10,526 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 09:06:10,526 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 09:06:10,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:06:10,526 INFO L85 PathProgramCache]: Analyzing trace with hash -1738649352, now seen corresponding path program 1 times [2022-11-21 09:06:10,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:06:10,526 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282367382] [2022-11-21 09:06:10,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:06:10,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:06:10,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:06:10,682 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-11-21 09:06:10,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:06:10,682 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282367382] [2022-11-21 09:06:10,683 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282367382] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:06:10,683 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:06:10,683 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 09:06:10,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554230929] [2022-11-21 09:06:10,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:06:10,684 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:06:10,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:06:10,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-11-21 09:06:10,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2022-11-21 09:06:10,685 INFO L87 Difference]: Start difference. First operand 932 states and 1054 transitions. cyclomatic complexity: 130 Second operand has 20 states, 20 states have (on average 5.45) internal successors, (109), 20 states have internal predecessors, (109), 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) [2022-11-21 09:06:13,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:06:13,856 INFO L93 Difference]: Finished difference Result 2346 states and 2583 transitions. [2022-11-21 09:06:13,856 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2346 states and 2583 transitions. [2022-11-21 09:06:13,867 INFO L131 ngComponentsAnalysis]: Automaton has 36 accepting balls. 718 [2022-11-21 09:06:13,874 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2346 states to 2245 states and 2471 transitions. [2022-11-21 09:06:13,874 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2245 [2022-11-21 09:06:13,875 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2245 [2022-11-21 09:06:13,875 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2245 states and 2471 transitions. [2022-11-21 09:06:13,877 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:06:13,877 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2245 states and 2471 transitions. [2022-11-21 09:06:13,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2245 states and 2471 transitions. [2022-11-21 09:06:13,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2245 to 1406. [2022-11-21 09:06:13,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1406 states, 1406 states have (on average 1.1223328591749644) internal successors, (1578), 1405 states have internal predecessors, (1578), 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) [2022-11-21 09:06:13,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 1406 states and 1578 transitions. [2022-11-21 09:06:13,918 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1406 states and 1578 transitions. [2022-11-21 09:06:13,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-11-21 09:06:13,919 INFO L428 stractBuchiCegarLoop]: Abstraction has 1406 states and 1578 transitions. [2022-11-21 09:06:13,919 INFO L335 stractBuchiCegarLoop]: ======== Iteration 30 ============ [2022-11-21 09:06:13,919 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1406 states and 1578 transitions. [2022-11-21 09:06:13,925 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 316 [2022-11-21 09:06:13,925 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:06:13,925 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:06:13,926 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, 1] [2022-11-21 09:06:13,926 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:06:13,926 INFO L748 eck$LassoCheckResult]: Stem: 83758#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); 83744#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; 83732#L59 assume !(0 == mp_add_~a3~0#1 % 256); 83733#L59-1 mp_add_~nb~0#1 := 4; 84014#L69 assume 0 == mp_add_~b3~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 84013#L71 assume 0 == mp_add_~b2~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 84011#L73 assume 0 == mp_add_~b1~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 84010#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 84009#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; 84008#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 84007#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; 84006#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 84005#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 84004#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 84003#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 84002#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; 84001#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 84000#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 83997#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 83998#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 83989#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 83990#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 83985#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 83986#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 83981#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 83982#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; 83977#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 83978#L84 assume !(0 == mp_add_~i~0#1 % 256); 83973#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; 83974#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 83969#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 83970#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 84520#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 84766#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 84761#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 84762#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 84757#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 84758#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 84753#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; 84754#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 84749#L84 assume !(0 == mp_add_~i~0#1 % 256); 84750#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 84746#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; 84745#L86-1 [2022-11-21 09:06:13,926 INFO L750 eck$LassoCheckResult]: Loop: 84745#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 84808#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 83948#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 84804#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 85077#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 85076#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 85075#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 85074#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 85073#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; 85072#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 84716#L84 assume !(0 == mp_add_~i~0#1 % 256); 84717#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 84712#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 84713#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; 84514#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 84515#L89 assume mp_add_~partial_sum~0#1 % 65536 > 254; 85071#L96 assume !(0 == mp_add_~partial_sum~0#1); 84977#L96-2 assume 255 == mp_add_~partial_sum~0#1;mp_add_#t~nondet1#1 := mp_add_~partial_sum~0#1; 84978#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; 84969#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 84970#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 84961#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 84962#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 84956#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 84953#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; 84954#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 85064#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 85063#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 85062#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 85061#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 84938#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 84939#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 84934#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 84935#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; 84930#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 84931#L84 assume !(0 == mp_add_~i~0#1 % 256); 84926#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 84927#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 84507#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 84508#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 83791#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 83792#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 83787#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 83788#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 83783#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 83784#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 84777#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; 84778#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 84773#L84 assume !(0 == mp_add_~i~0#1 % 256); 84774#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 84744#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; 84745#L86-1 [2022-11-21 09:06:13,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:06:13,927 INFO L85 PathProgramCache]: Analyzing trace with hash -1424628940, now seen corresponding path program 1 times [2022-11-21 09:06:13,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:06:13,927 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408321072] [2022-11-21 09:06:13,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:06:13,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:06:13,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:06:13,942 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:06:13,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:06:13,963 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:06:13,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:06:13,964 INFO L85 PathProgramCache]: Analyzing trace with hash -1738649352, now seen corresponding path program 2 times [2022-11-21 09:06:13,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:06:13,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461838908] [2022-11-21 09:06:13,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:06:13,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:06:13,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:06:14,103 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-11-21 09:06:14,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:06:14,103 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461838908] [2022-11-21 09:06:14,103 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1461838908] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:06:14,103 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:06:14,104 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 09:06:14,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375219805] [2022-11-21 09:06:14,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:06:14,105 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:06:14,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:06:14,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-21 09:06:14,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-11-21 09:06:14,106 INFO L87 Difference]: Start difference. First operand 1406 states and 1578 transitions. cyclomatic complexity: 184 Second operand has 6 states, 5 states have (on average 7.4) internal successors, (37), 6 states have internal predecessors, (37), 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) [2022-11-21 09:06:14,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:06:14,293 INFO L93 Difference]: Finished difference Result 1394 states and 1557 transitions. [2022-11-21 09:06:14,294 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1394 states and 1557 transitions. [2022-11-21 09:06:14,300 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 165 [2022-11-21 09:06:14,304 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1394 states to 1394 states and 1557 transitions. [2022-11-21 09:06:14,304 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1394 [2022-11-21 09:06:14,305 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1394 [2022-11-21 09:06:14,305 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1394 states and 1557 transitions. [2022-11-21 09:06:14,306 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:06:14,306 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1394 states and 1557 transitions. [2022-11-21 09:06:14,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1394 states and 1557 transitions. [2022-11-21 09:06:14,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1394 to 1060. [2022-11-21 09:06:14,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1060 states, 1060 states have (on average 1.1264150943396227) internal successors, (1194), 1059 states have internal predecessors, (1194), 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) [2022-11-21 09:06:14,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 1060 states and 1194 transitions. [2022-11-21 09:06:14,322 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1060 states and 1194 transitions. [2022-11-21 09:06:14,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-21 09:06:14,322 INFO L428 stractBuchiCegarLoop]: Abstraction has 1060 states and 1194 transitions. [2022-11-21 09:06:14,323 INFO L335 stractBuchiCegarLoop]: ======== Iteration 31 ============ [2022-11-21 09:06:14,323 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1060 states and 1194 transitions. [2022-11-21 09:06:14,327 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 83 [2022-11-21 09:06:14,327 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:06:14,327 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:06:14,328 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 4, 4, 3, 3, 3, 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] [2022-11-21 09:06:14,328 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:06:14,328 INFO L748 eck$LassoCheckResult]: Stem: 86570#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); 86554#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; 86542#L59 assume !(0 == mp_add_~a3~0#1 % 256); 86543#L59-1 mp_add_~nb~0#1 := 4; 86792#L69 assume !(0 == mp_add_~b3~0#1 % 256); 86793#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 87179#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; 87180#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 87175#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; 87176#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 87171#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 87172#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 87167#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 87168#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; 87163#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 87164#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 87158#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 87159#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 87150#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 87151#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 87146#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 87147#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 87142#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 87143#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; 87138#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 87139#L84 assume !(0 == mp_add_~i~0#1 % 256); 87134#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; 87135#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 87130#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 87131#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 87126#L90 assume !(0 == mp_add_~i~0#1 % 256); 87127#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; 87220#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 87219#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 87216#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 87214#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 87213#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 87212#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 87211#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 87210#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 87209#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; 87208#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 87207#L84 assume !(0 == mp_add_~i~0#1 % 256); 87206#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 87205#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; 87204#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 87203#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 87202#L90 assume !(0 == mp_add_~i~0#1 % 256); 87201#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 87200#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; 87199#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 87196#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 87194#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 87193#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 87192#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 87191#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 87190#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 87189#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; 87188#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 87187#L84 assume !(0 == mp_add_~i~0#1 % 256); 87186#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 87185#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 87182#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; 87183#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 87260#L90 assume !(0 == mp_add_~i~0#1 % 256); 87258#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 87256#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 87254#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; 87251#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 87245#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 87242#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 87239#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 87236#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 87234#L102-1 [2022-11-21 09:06:14,329 INFO L750 eck$LassoCheckResult]: Loop: 87234#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 87232#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; 87230#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 87228#L84 assume !(0 == mp_add_~i~0#1 % 256); 87226#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 87223#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 87224#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 87262#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 87261#L90 assume !(0 == mp_add_~i~0#1 % 256); 87259#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 87257#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 87255#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 87253#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 87246#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 87243#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 87240#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 87237#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 87234#L102-1 [2022-11-21 09:06:14,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:06:14,329 INFO L85 PathProgramCache]: Analyzing trace with hash 740450825, now seen corresponding path program 1 times [2022-11-21 09:06:14,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:06:14,329 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465086644] [2022-11-21 09:06:14,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:06:14,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:06:14,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:06:14,348 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:06:14,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:06:14,372 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:06:14,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:06:14,373 INFO L85 PathProgramCache]: Analyzing trace with hash 1415962386, now seen corresponding path program 1 times [2022-11-21 09:06:14,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:06:14,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589470326] [2022-11-21 09:06:14,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:06:14,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:06:14,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:06:14,377 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:06:14,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:06:14,380 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:06:14,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:06:14,380 INFO L85 PathProgramCache]: Analyzing trace with hash -1381839350, now seen corresponding path program 2 times [2022-11-21 09:06:14,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:06:14,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223958075] [2022-11-21 09:06:14,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:06:14,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:06:14,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:06:14,627 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 56 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:06:14,627 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:06:14,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223958075] [2022-11-21 09:06:14,627 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1223958075] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 09:06:14,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1365186642] [2022-11-21 09:06:14,627 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-21 09:06:14,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 09:06:14,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:14,634 INFO L229 MonitoredProcess]: Starting monitored process 308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 09:06:14,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (308)] Waiting until timeout for monitored process [2022-11-21 09:06:14,688 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-21 09:06:14,688 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-21 09:06:14,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 09:06:14,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 09:06:15,131 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 40 proven. 16 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-11-21 09:06:15,132 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 09:06:15,317 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 40 proven. 16 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-11-21 09:06:15,317 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1365186642] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 09:06:15,317 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 09:06:15,317 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 7] total 14 [2022-11-21 09:06:15,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79113079] [2022-11-21 09:06:15,317 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 09:06:15,420 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 09:06:15,420 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 09:06:15,420 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 09:06:15,420 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 09:06:15,420 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-21 09:06:15,420 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:15,420 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 09:06:15,421 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 09:06:15,421 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration31_Loop [2022-11-21 09:06:15,421 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 09:06:15,421 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 09:06:15,422 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:15,437 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:15,730 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 09:06:15,730 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-21 09:06:15,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:15,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:15,737 INFO L229 MonitoredProcess]: Starting monitored process 309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:15,738 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 09:06:15,738 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 09:06:15,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (309)] Waiting until timeout for monitored process [2022-11-21 09:06:15,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (309)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:15,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:15,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:15,813 INFO L229 MonitoredProcess]: Starting monitored process 310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:15,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (310)] Waiting until timeout for monitored process [2022-11-21 09:06:15,815 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-21 09:06:15,815 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 09:06:16,738 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-21 09:06:16,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (310)] Ended with exit code 0 [2022-11-21 09:06:16,743 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 09:06:16,743 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 09:06:16,743 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 09:06:16,743 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 09:06:16,743 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-21 09:06:16,743 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:16,743 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 09:06:16,744 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 09:06:16,744 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration31_Loop [2022-11-21 09:06:16,744 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 09:06:16,744 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 09:06:16,745 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:16,751 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:17,031 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 09:06:17,031 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-21 09:06:17,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:17,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:17,032 INFO L229 MonitoredProcess]: Starting monitored process 311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:17,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (311)] Waiting until timeout for monitored process [2022-11-21 09:06:17,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:17,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:17,044 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:17,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:17,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:17,044 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:06:17,045 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:06:17,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:17,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:17,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (311)] Ended with exit code 0 [2022-11-21 09:06:17,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:17,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:17,052 INFO L229 MonitoredProcess]: Starting monitored process 312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:17,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (312)] Waiting until timeout for monitored process [2022-11-21 09:06:17,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:17,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:17,064 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:17,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:17,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:17,065 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:06:17,067 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:06:17,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:17,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:17,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (312)] Ended with exit code 0 [2022-11-21 09:06:17,074 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-21 09:06:17,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:17,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:17,075 INFO L229 MonitoredProcess]: Starting monitored process 313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:17,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (313)] Waiting until timeout for monitored process [2022-11-21 09:06:17,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:17,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:17,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:17,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:17,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:17,087 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:17,089 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:17,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:17,093 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:17,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (313)] Ended with exit code 0 [2022-11-21 09:06:17,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:17,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:17,096 INFO L229 MonitoredProcess]: Starting monitored process 314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:17,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (314)] Waiting until timeout for monitored process [2022-11-21 09:06:17,099 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 [2022-11-21 09:06:17,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:17,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:17,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:17,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:17,109 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:17,112 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:17,112 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:17,118 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:17,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (314)] Ended with exit code 0 [2022-11-21 09:06:17,121 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-21 09:06:17,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:17,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:17,122 INFO L229 MonitoredProcess]: Starting monitored process 315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:17,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (315)] Waiting until timeout for monitored process [2022-11-21 09:06:17,124 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:17,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:17,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:17,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:17,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:17,135 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:17,137 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:17,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:17,142 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:17,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (315)] Ended with exit code 0 [2022-11-21 09:06:17,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:17,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:17,146 INFO L229 MonitoredProcess]: Starting monitored process 316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:17,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (316)] Waiting until timeout for monitored process [2022-11-21 09:06:17,150 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:17,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:17,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:17,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:17,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:17,161 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:17,165 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:17,165 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:17,172 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:17,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (316)] Ended with exit code 0 [2022-11-21 09:06:17,175 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-21 09:06:17,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:17,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:17,182 INFO L229 MonitoredProcess]: Starting monitored process 317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:17,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:17,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (317)] Waiting until timeout for monitored process [2022-11-21 09:06:17,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:17,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:17,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:17,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:17,195 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:17,197 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:17,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:17,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:17,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (317)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:17,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:17,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:17,207 INFO L229 MonitoredProcess]: Starting monitored process 318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:17,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (318)] Waiting until timeout for monitored process [2022-11-21 09:06:17,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:17,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:17,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:17,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:17,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:17,220 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:17,225 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:17,225 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:17,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:17,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (318)] Ended with exit code 0 [2022-11-21 09:06:17,237 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-21 09:06:17,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:17,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:17,238 INFO L229 MonitoredProcess]: Starting monitored process 319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:17,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (319)] Waiting until timeout for monitored process [2022-11-21 09:06:17,244 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 [2022-11-21 09:06:17,254 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:17,254 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:17,254 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:17,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:17,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:17,255 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:17,256 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:17,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:17,262 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:17,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (319)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:17,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:17,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:17,266 INFO L229 MonitoredProcess]: Starting monitored process 320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:17,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (320)] Waiting until timeout for monitored process [2022-11-21 09:06:17,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:17,278 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:17,279 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:17,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:17,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:17,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:17,279 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:17,282 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:17,283 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:17,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:17,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (320)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:17,296 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-21 09:06:17,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:17,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:17,297 INFO L229 MonitoredProcess]: Starting monitored process 321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:17,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (321)] Waiting until timeout for monitored process [2022-11-21 09:06:17,299 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:17,309 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:17,309 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:06:17,309 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:17,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:17,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:17,310 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:17,312 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:17,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:17,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:17,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (321)] Ended with exit code 0 [2022-11-21 09:06:17,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:17,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:17,324 INFO L229 MonitoredProcess]: Starting monitored process 322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:17,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (322)] Waiting until timeout for monitored process [2022-11-21 09:06:17,326 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:17,337 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:17,337 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:06:17,337 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:17,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:17,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:17,337 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:17,342 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:17,342 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:17,357 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:17,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (322)] Ended with exit code 0 [2022-11-21 09:06:17,360 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-21 09:06:17,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:17,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:17,361 INFO L229 MonitoredProcess]: Starting monitored process 323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:17,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (323)] Waiting until timeout for monitored process [2022-11-21 09:06:17,363 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 [2022-11-21 09:06:17,374 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:17,374 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:17,374 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:17,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:17,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:17,374 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:17,378 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:17,378 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:17,389 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:17,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (323)] Ended with exit code 0 [2022-11-21 09:06:17,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:17,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:17,393 INFO L229 MonitoredProcess]: Starting monitored process 324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:17,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (324)] Waiting until timeout for monitored process [2022-11-21 09:06:17,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:17,406 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:17,406 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:17,406 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:17,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:17,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:17,406 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:17,413 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:17,413 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:17,432 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:17,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (324)] Ended with exit code 0 [2022-11-21 09:06:17,435 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-21 09:06:17,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:17,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:17,436 INFO L229 MonitoredProcess]: Starting monitored process 325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:17,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (325)] Waiting until timeout for monitored process [2022-11-21 09:06:17,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:17,449 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:17,449 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:17,449 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:17,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:17,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:17,449 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:17,451 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:17,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:17,458 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:17,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (325)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:17,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:17,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:17,462 INFO L229 MonitoredProcess]: Starting monitored process 326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:17,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (326)] Waiting until timeout for monitored process [2022-11-21 09:06:17,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:17,474 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:17,474 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:17,474 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:17,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:17,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:17,475 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:17,479 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:17,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:17,488 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:17,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (326)] Ended with exit code 0 [2022-11-21 09:06:17,491 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-21 09:06:17,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:17,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:17,492 INFO L229 MonitoredProcess]: Starting monitored process 327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:17,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (327)] Waiting until timeout for monitored process [2022-11-21 09:06:17,494 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 [2022-11-21 09:06:17,505 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:17,505 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:17,505 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:17,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:17,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:17,505 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:17,508 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:06:17,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:17,518 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:17,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (327)] Ended with exit code 0 [2022-11-21 09:06:17,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:17,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:17,521 INFO L229 MonitoredProcess]: Starting monitored process 328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:17,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (328)] Waiting until timeout for monitored process [2022-11-21 09:06:17,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:17,534 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:17,534 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:17,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:17,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:17,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:17,534 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:17,541 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:06:17,541 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:17,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:17,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (328)] Ended with exit code 0 [2022-11-21 09:06:17,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:06:17,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-21 09:06:17,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2022-11-21 09:06:17,559 INFO L87 Difference]: Start difference. First operand 1060 states and 1194 transitions. cyclomatic complexity: 140 Second operand has 14 states, 14 states have (on average 11.428571428571429) internal successors, (160), 14 states have internal predecessors, (160), 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) [2022-11-21 09:06:19,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:06:19,545 INFO L93 Difference]: Finished difference Result 1173 states and 1303 transitions. [2022-11-21 09:06:19,545 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1173 states and 1303 transitions. [2022-11-21 09:06:19,549 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 69 [2022-11-21 09:06:19,552 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1173 states to 928 states and 1026 transitions. [2022-11-21 09:06:19,552 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 928 [2022-11-21 09:06:19,553 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 928 [2022-11-21 09:06:19,553 INFO L73 IsDeterministic]: Start isDeterministic. Operand 928 states and 1026 transitions. [2022-11-21 09:06:19,554 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:06:19,554 INFO L218 hiAutomatonCegarLoop]: Abstraction has 928 states and 1026 transitions. [2022-11-21 09:06:19,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 928 states and 1026 transitions. [2022-11-21 09:06:19,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 928 to 609. [2022-11-21 09:06:19,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 609 states, 609 states have (on average 1.1346469622331692) internal successors, (691), 608 states have internal predecessors, (691), 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) [2022-11-21 09:06:19,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 609 states and 691 transitions. [2022-11-21 09:06:19,563 INFO L240 hiAutomatonCegarLoop]: Abstraction has 609 states and 691 transitions. [2022-11-21 09:06:19,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-21 09:06:19,564 INFO L428 stractBuchiCegarLoop]: Abstraction has 609 states and 691 transitions. [2022-11-21 09:06:19,564 INFO L335 stractBuchiCegarLoop]: ======== Iteration 32 ============ [2022-11-21 09:06:19,564 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 609 states and 691 transitions. [2022-11-21 09:06:19,566 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 43 [2022-11-21 09:06:19,566 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:06:19,566 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:06:19,567 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] [2022-11-21 09:06:19,567 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:06:19,567 INFO L748 eck$LassoCheckResult]: Stem: 89402#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); 89391#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; 89376#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 89378#L61 assume 0 == mp_add_~a2~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 89380#L63 assume 0 == mp_add_~a1~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 89381#L59-1 mp_add_~nb~0#1 := 4; 89396#L69 assume !(0 == mp_add_~b3~0#1 % 256); 89423#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 89804#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; 89802#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 89800#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; 89798#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 89796#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 89794#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 89792#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 89790#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; 89786#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 89784#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 89781#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 89782#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 89773#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 89774#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 89768#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 89766#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 89764#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 89761#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; 89762#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 89845#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 89844#L90 assume !(0 == mp_add_~i~0#1 % 256); 89843#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; 89842#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 89841#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 89838#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 89836#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 89835#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 89834#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 89833#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 89832#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 89831#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; 89830#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 89466#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 89828#L90 assume !(0 == mp_add_~i~0#1 % 256); 89827#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 89826#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; 89825#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 89822#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 89820#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 89819#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 89818#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 89817#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 89816#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 89815#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; 89670#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 89437#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 89436#L90 assume !(0 == mp_add_~i~0#1 % 256); 89435#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 89433#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 89434#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; 89425#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 89413#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 89984#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 89983#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 89982#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 89407#L102-1 [2022-11-21 09:06:19,568 INFO L750 eck$LassoCheckResult]: Loop: 89407#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 89403#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; 89404#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 89414#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 89408#L90 assume !(0 == mp_add_~i~0#1 % 256); 89409#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 89383#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 89384#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 89385#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 89386#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 89397#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 89389#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 89390#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 89407#L102-1 [2022-11-21 09:06:19,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:06:19,568 INFO L85 PathProgramCache]: Analyzing trace with hash 1043157970, now seen corresponding path program 1 times [2022-11-21 09:06:19,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:06:19,568 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211669340] [2022-11-21 09:06:19,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:06:19,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:06:19,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:06:19,584 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:06:19,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:06:19,605 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:06:19,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:06:19,605 INFO L85 PathProgramCache]: Analyzing trace with hash -447646624, now seen corresponding path program 1 times [2022-11-21 09:06:19,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:06:19,606 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767580936] [2022-11-21 09:06:19,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:06:19,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:06:19,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:06:19,609 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:06:19,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:06:19,612 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:06:19,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:06:19,613 INFO L85 PathProgramCache]: Analyzing trace with hash 649370671, now seen corresponding path program 2 times [2022-11-21 09:06:19,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:06:19,613 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153539389] [2022-11-21 09:06:19,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:06:19,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:06:19,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:06:19,883 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 36 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:06:19,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:06:19,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153539389] [2022-11-21 09:06:19,884 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153539389] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 09:06:19,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1389210484] [2022-11-21 09:06:19,884 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-21 09:06:19,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 09:06:19,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:19,886 INFO L229 MonitoredProcess]: Starting monitored process 329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 09:06:19,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (329)] Waiting until timeout for monitored process [2022-11-21 09:06:19,939 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-21 09:06:19,939 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-21 09:06:19,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 09:06:19,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 09:06:20,318 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 20 proven. 16 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-21 09:06:20,318 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 09:06:20,469 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 20 proven. 16 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-21 09:06:20,470 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1389210484] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 09:06:20,470 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 09:06:20,470 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 7] total 14 [2022-11-21 09:06:20,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360052775] [2022-11-21 09:06:20,470 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 09:06:20,574 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 09:06:20,574 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 09:06:20,574 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 09:06:20,574 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 09:06:20,574 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-21 09:06:20,574 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:20,574 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 09:06:20,574 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 09:06:20,574 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration32_Loop [2022-11-21 09:06:20,575 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 09:06:20,575 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 09:06:20,575 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:20,583 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:20,871 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 09:06:20,871 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-21 09:06:20,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:20,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:20,876 INFO L229 MonitoredProcess]: Starting monitored process 330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:20,879 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 09:06:20,879 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 09:06:20,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (330)] Waiting until timeout for monitored process [2022-11-21 09:06:20,906 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-21 09:06:20,906 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: [] [2022-11-21 09:06:20,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (330)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:20,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:20,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:20,912 INFO L229 MonitoredProcess]: Starting monitored process 331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:20,918 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 09:06:20,918 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 09:06:20,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (331)] Waiting until timeout for monitored process [2022-11-21 09:06:20,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (331)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:20,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:20,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:20,994 INFO L229 MonitoredProcess]: Starting monitored process 332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:20,998 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-21 09:06:20,998 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 09:06:21,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (332)] Waiting until timeout for monitored process [2022-11-21 09:06:21,528 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-21 09:06:21,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (332)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:21,533 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 09:06:21,533 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 09:06:21,533 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 09:06:21,533 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 09:06:21,533 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-21 09:06:21,533 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:21,533 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 09:06:21,533 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 09:06:21,533 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration32_Loop [2022-11-21 09:06:21,533 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 09:06:21,533 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 09:06:21,534 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:21,554 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:21,775 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 09:06:21,776 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-21 09:06:21,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:21,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:21,777 INFO L229 MonitoredProcess]: Starting monitored process 333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:21,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (333)] Waiting until timeout for monitored process [2022-11-21 09:06:21,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:21,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:21,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:21,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:21,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:21,793 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:06:21,798 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:06:21,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:21,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:21,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (333)] Ended with exit code 0 [2022-11-21 09:06:21,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:21,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:21,807 INFO L229 MonitoredProcess]: Starting monitored process 334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:21,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (334)] Waiting until timeout for monitored process [2022-11-21 09:06:21,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:21,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:21,819 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:21,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:21,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:21,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:06:21,821 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:06:21,821 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:21,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:21,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (334)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:21,827 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-21 09:06:21,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:21,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:21,828 INFO L229 MonitoredProcess]: Starting monitored process 335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:21,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (335)] Waiting until timeout for monitored process [2022-11-21 09:06:21,830 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:21,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:21,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:21,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:21,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:21,841 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:21,844 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:21,844 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:21,850 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:21,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (335)] Ended with exit code 0 [2022-11-21 09:06:21,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:21,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:21,854 INFO L229 MonitoredProcess]: Starting monitored process 336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:21,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (336)] Waiting until timeout for monitored process [2022-11-21 09:06:21,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:21,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:21,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:21,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:21,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:21,867 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:21,868 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:21,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:21,872 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:21,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (336)] Ended with exit code 0 [2022-11-21 09:06:21,875 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-21 09:06:21,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:21,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:21,876 INFO L229 MonitoredProcess]: Starting monitored process 337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:21,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (337)] Waiting until timeout for monitored process [2022-11-21 09:06:21,879 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 [2022-11-21 09:06:21,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:21,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:21,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:21,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:21,890 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:21,894 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:21,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:21,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:21,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (337)] Ended with exit code 0 [2022-11-21 09:06:21,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:21,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:21,905 INFO L229 MonitoredProcess]: Starting monitored process 338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:21,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (338)] Waiting until timeout for monitored process [2022-11-21 09:06:21,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:21,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:21,918 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:21,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:21,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:21,918 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:21,920 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:21,920 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:21,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:21,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (338)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:21,928 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-21 09:06:21,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:21,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:21,929 INFO L229 MonitoredProcess]: Starting monitored process 339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:21,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (339)] Waiting until timeout for monitored process [2022-11-21 09:06:21,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:21,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:21,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:21,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:21,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:21,943 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:21,948 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:21,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:21,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:21,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (339)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:21,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:21,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:21,984 INFO L229 MonitoredProcess]: Starting monitored process 340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:21,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (340)] Waiting until timeout for monitored process [2022-11-21 09:06:21,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:22,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:22,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:22,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:22,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:22,000 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:22,003 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:22,003 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:22,009 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:22,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (340)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:22,011 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-21 09:06:22,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:22,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:22,012 INFO L229 MonitoredProcess]: Starting monitored process 341 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:22,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (341)] Waiting until timeout for monitored process [2022-11-21 09:06:22,015 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 [2022-11-21 09:06:22,025 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:22,025 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:22,025 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:22,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:22,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:22,025 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:22,029 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:22,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:22,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:22,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (341)] Ended with exit code 0 [2022-11-21 09:06:22,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:22,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:22,042 INFO L229 MonitoredProcess]: Starting monitored process 342 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:22,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (342)] Waiting until timeout for monitored process [2022-11-21 09:06:22,044 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 [2022-11-21 09:06:22,054 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:22,054 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:22,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:22,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:22,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:22,055 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:22,056 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:22,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:22,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:22,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (342)] Ended with exit code 0 [2022-11-21 09:06:22,065 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-21 09:06:22,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:22,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:22,066 INFO L229 MonitoredProcess]: Starting monitored process 343 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:22,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (343)] Waiting until timeout for monitored process [2022-11-21 09:06:22,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:22,079 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:22,079 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:06:22,079 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:22,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:22,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:22,079 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:22,084 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:22,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:22,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:22,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (343)] Ended with exit code 0 [2022-11-21 09:06:22,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:22,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:22,101 INFO L229 MonitoredProcess]: Starting monitored process 344 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:22,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (344)] Waiting until timeout for monitored process [2022-11-21 09:06:22,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:22,114 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:22,114 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:06:22,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:22,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:22,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:22,114 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:22,117 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:22,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:22,125 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:22,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (344)] Ended with exit code 0 [2022-11-21 09:06:22,127 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-21 09:06:22,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:22,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:22,129 INFO L229 MonitoredProcess]: Starting monitored process 345 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:22,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (345)] Waiting until timeout for monitored process [2022-11-21 09:06:22,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:22,142 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:22,142 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:22,142 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:22,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:22,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:22,142 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:22,149 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:22,149 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:22,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:22,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (345)] Ended with exit code 0 [2022-11-21 09:06:22,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:22,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:22,173 INFO L229 MonitoredProcess]: Starting monitored process 346 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:22,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (346)] Waiting until timeout for monitored process [2022-11-21 09:06:22,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:22,186 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:22,186 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:22,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:22,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:22,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:22,186 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:22,190 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:22,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:22,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:22,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (346)] Ended with exit code 0 [2022-11-21 09:06:22,204 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-21 09:06:22,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:22,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:22,205 INFO L229 MonitoredProcess]: Starting monitored process 347 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:22,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (347)] Waiting until timeout for monitored process [2022-11-21 09:06:22,207 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 [2022-11-21 09:06:22,217 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:22,217 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:22,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:22,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:22,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:22,218 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:22,222 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:22,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:22,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:22,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (347)] Ended with exit code 0 [2022-11-21 09:06:22,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:22,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:22,236 INFO L229 MonitoredProcess]: Starting monitored process 348 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:22,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (348)] Waiting until timeout for monitored process [2022-11-21 09:06:22,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:22,248 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:22,248 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:22,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:22,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:22,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:22,249 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:22,251 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:22,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:22,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:22,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (348)] Ended with exit code 0 [2022-11-21 09:06:22,260 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-21 09:06:22,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:22,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:22,261 INFO L229 MonitoredProcess]: Starting monitored process 349 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:22,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (349)] Waiting until timeout for monitored process [2022-11-21 09:06:22,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:22,274 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:22,274 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:22,274 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:22,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:22,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:22,275 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:22,281 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:06:22,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:22,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:22,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (349)] Ended with exit code 0 [2022-11-21 09:06:22,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:22,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:22,298 INFO L229 MonitoredProcess]: Starting monitored process 350 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:22,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (350)] Waiting until timeout for monitored process [2022-11-21 09:06:22,301 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 [2022-11-21 09:06:22,311 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:22,311 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:22,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:22,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:22,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:22,311 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:22,315 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:06:22,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:22,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:22,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (350)] Ended with exit code 0 [2022-11-21 09:06:22,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:06:22,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-21 09:06:22,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2022-11-21 09:06:22,328 INFO L87 Difference]: Start difference. First operand 609 states and 691 transitions. cyclomatic complexity: 85 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) [2022-11-21 09:06:24,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:06:24,468 INFO L93 Difference]: Finished difference Result 877 states and 977 transitions. [2022-11-21 09:06:24,468 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 877 states and 977 transitions. [2022-11-21 09:06:24,471 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 69 [2022-11-21 09:06:24,473 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 877 states to 729 states and 807 transitions. [2022-11-21 09:06:24,473 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 729 [2022-11-21 09:06:24,473 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 729 [2022-11-21 09:06:24,473 INFO L73 IsDeterministic]: Start isDeterministic. Operand 729 states and 807 transitions. [2022-11-21 09:06:24,474 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:06:24,474 INFO L218 hiAutomatonCegarLoop]: Abstraction has 729 states and 807 transitions. [2022-11-21 09:06:24,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 729 states and 807 transitions. [2022-11-21 09:06:24,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 729 to 556. [2022-11-21 09:06:24,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 556 states, 556 states have (on average 1.1241007194244603) internal successors, (625), 555 states have internal predecessors, (625), 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) [2022-11-21 09:06:24,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 625 transitions. [2022-11-21 09:06:24,483 INFO L240 hiAutomatonCegarLoop]: Abstraction has 556 states and 625 transitions. [2022-11-21 09:06:24,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-11-21 09:06:24,484 INFO L428 stractBuchiCegarLoop]: Abstraction has 556 states and 625 transitions. [2022-11-21 09:06:24,484 INFO L335 stractBuchiCegarLoop]: ======== Iteration 33 ============ [2022-11-21 09:06:24,484 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 556 states and 625 transitions. [2022-11-21 09:06:24,485 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 43 [2022-11-21 09:06:24,486 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:06:24,486 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:06:24,486 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] [2022-11-21 09:06:24,486 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:06:24,487 INFO L748 eck$LassoCheckResult]: Stem: 91417#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); 91406#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; 91395#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 91397#L61 assume 0 == mp_add_~a2~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 91399#L63 assume 0 == mp_add_~a1~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 91400#L59-1 mp_add_~nb~0#1 := 4; 91433#L69 assume 0 == mp_add_~b3~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 91434#L71 assume 0 == mp_add_~b2~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 91527#L73 assume !(0 == mp_add_~b1~0#1 % 256); 91528#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 91887#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; 91886#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 91885#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; 91884#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 91883#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 91882#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 91881#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 91880#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; 91879#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 91878#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 91877#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 91875#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 91874#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 91873#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 91872#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 91871#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 91870#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 91474#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; 91475#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 91471#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 91547#L90 assume !(0 == mp_add_~i~0#1 % 256); 91546#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; 91545#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 91544#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 91542#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 91453#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 91454#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 91449#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 91450#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 91445#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 91446#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; 91442#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 91440#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 91438#L90 assume !(0 == mp_add_~i~0#1 % 256); 91439#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 91809#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; 91807#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 91804#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 91801#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 91799#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 91796#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 91797#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 91679#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 91680#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; 91614#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 91607#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 91422#L90 assume !(0 == mp_add_~i~0#1 % 256); 91423#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 91391#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 91392#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; 91792#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 91790#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 91789#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 91788#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 91785#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 91786#L102-1 [2022-11-21 09:06:24,487 INFO L750 eck$LassoCheckResult]: Loop: 91786#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 91626#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; 91627#L83 assume !(mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256); 91813#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 91812#L90 assume !(0 == mp_add_~i~0#1 % 256); 91810#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 91808#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 91806#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 91802#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 91800#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 91798#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 91795#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 91787#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 91786#L102-1 [2022-11-21 09:06:24,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:06:24,487 INFO L85 PathProgramCache]: Analyzing trace with hash 1413932073, now seen corresponding path program 1 times [2022-11-21 09:06:24,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:06:24,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191901022] [2022-11-21 09:06:24,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:06:24,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:06:24,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:06:24,763 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 43 proven. 20 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 09:06:24,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:06:24,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191901022] [2022-11-21 09:06:24,763 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [191901022] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 09:06:24,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1271714544] [2022-11-21 09:06:24,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:06:24,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 09:06:24,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:24,766 INFO L229 MonitoredProcess]: Starting monitored process 351 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 09:06:24,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (351)] Waiting until timeout for monitored process [2022-11-21 09:06:24,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:06:24,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-21 09:06:24,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 09:06:25,496 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 15 proven. 12 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-21 09:06:25,497 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 09:06:25,667 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 15 proven. 12 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-21 09:06:25,667 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1271714544] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 09:06:25,668 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 09:06:25,668 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8, 6] total 19 [2022-11-21 09:06:25,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271025444] [2022-11-21 09:06:25,668 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 09:06:25,668 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 09:06:25,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:06:25,668 INFO L85 PathProgramCache]: Analyzing trace with hash -447646624, now seen corresponding path program 2 times [2022-11-21 09:06:25,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:06:25,669 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377701049] [2022-11-21 09:06:25,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:06:25,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:06:25,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:06:25,672 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:06:25,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:06:25,675 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:06:25,780 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 09:06:25,780 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 09:06:25,780 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 09:06:25,780 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 09:06:25,780 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-21 09:06:25,780 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:25,780 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 09:06:25,780 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 09:06:25,781 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration33_Loop [2022-11-21 09:06:25,781 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 09:06:25,781 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 09:06:25,781 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:25,805 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:26,088 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 09:06:26,088 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-21 09:06:26,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:26,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:26,094 INFO L229 MonitoredProcess]: Starting monitored process 352 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:26,095 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 09:06:26,095 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 09:06:26,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (352)] Waiting until timeout for monitored process [2022-11-21 09:06:26,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (352)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:26,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:26,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:26,168 INFO L229 MonitoredProcess]: Starting monitored process 353 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:26,172 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-21 09:06:26,172 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 09:06:26,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (353)] Waiting until timeout for monitored process [2022-11-21 09:06:26,578 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-21 09:06:26,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (353)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:26,583 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 09:06:26,583 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 09:06:26,583 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 09:06:26,583 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 09:06:26,583 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-21 09:06:26,583 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:26,583 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 09:06:26,583 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 09:06:26,583 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration33_Loop [2022-11-21 09:06:26,583 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 09:06:26,584 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 09:06:26,584 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:26,615 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:26,839 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 09:06:26,840 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-21 09:06:26,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:26,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:26,841 INFO L229 MonitoredProcess]: Starting monitored process 354 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:26,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (354)] Waiting until timeout for monitored process [2022-11-21 09:06:26,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:26,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:26,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:26,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:26,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:26,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:06:26,856 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:06:26,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:26,861 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:26,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (354)] Ended with exit code 0 [2022-11-21 09:06:26,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:26,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:26,865 INFO L229 MonitoredProcess]: Starting monitored process 355 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:26,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (355)] Waiting until timeout for monitored process [2022-11-21 09:06:26,867 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:26,877 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:26,877 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:26,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:26,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:26,877 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:06:26,878 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:06:26,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:26,881 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:26,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (355)] Ended with exit code 0 [2022-11-21 09:06:26,884 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-21 09:06:26,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:26,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:26,885 INFO L229 MonitoredProcess]: Starting monitored process 356 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:26,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (356)] Waiting until timeout for monitored process [2022-11-21 09:06:26,888 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 [2022-11-21 09:06:26,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:26,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:26,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:26,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:26,899 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:26,902 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:26,902 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:26,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:26,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (356)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:26,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:26,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:26,912 INFO L229 MonitoredProcess]: Starting monitored process 357 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:26,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (357)] Waiting until timeout for monitored process [2022-11-21 09:06:26,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:26,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:26,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:26,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:26,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:26,925 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:26,931 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:26,931 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:26,935 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:26,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (357)] Ended with exit code 0 [2022-11-21 09:06:26,937 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-21 09:06:26,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:26,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:26,939 INFO L229 MonitoredProcess]: Starting monitored process 358 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:26,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (358)] Waiting until timeout for monitored process [2022-11-21 09:06:26,941 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 [2022-11-21 09:06:26,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:26,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:26,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:26,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:26,952 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:26,956 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:26,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:26,963 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:26,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (358)] Ended with exit code 0 [2022-11-21 09:06:26,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:26,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:26,968 INFO L229 MonitoredProcess]: Starting monitored process 359 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:26,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (359)] Waiting until timeout for monitored process [2022-11-21 09:06:26,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:26,980 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:26,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:26,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:26,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:26,981 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:26,983 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:26,983 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:26,988 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:26,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (359)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:26,991 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-21 09:06:26,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:26,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:26,992 INFO L229 MonitoredProcess]: Starting monitored process 360 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:26,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (360)] Waiting until timeout for monitored process [2022-11-21 09:06:26,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:27,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:27,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:27,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:27,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:27,005 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:27,011 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:27,011 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:27,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:27,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (360)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:27,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:27,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:27,040 INFO L229 MonitoredProcess]: Starting monitored process 361 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:27,046 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 [2022-11-21 09:06:27,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:27,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:27,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:27,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:27,059 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:27,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (361)] Waiting until timeout for monitored process [2022-11-21 09:06:27,062 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:27,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:27,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:27,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (361)] Ended with exit code 0 [2022-11-21 09:06:27,080 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-21 09:06:27,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:27,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:27,081 INFO L229 MonitoredProcess]: Starting monitored process 362 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:27,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (362)] Waiting until timeout for monitored process [2022-11-21 09:06:27,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:27,094 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:27,094 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:27,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:27,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:27,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:27,095 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:27,098 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:27,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:27,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:27,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (362)] Ended with exit code 0 [2022-11-21 09:06:27,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:27,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:27,112 INFO L229 MonitoredProcess]: Starting monitored process 363 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:27,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (363)] Waiting until timeout for monitored process [2022-11-21 09:06:27,114 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 [2022-11-21 09:06:27,124 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:27,124 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:27,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:27,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:27,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:27,125 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:27,127 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:27,127 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:27,132 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:27,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (363)] Ended with exit code 0 [2022-11-21 09:06:27,136 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-21 09:06:27,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:27,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:27,137 INFO L229 MonitoredProcess]: Starting monitored process 364 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:27,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (364)] Waiting until timeout for monitored process [2022-11-21 09:06:27,139 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:27,150 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:27,150 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:06:27,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:27,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:27,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:27,150 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:27,156 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:27,156 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:27,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:27,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (364)] Ended with exit code 0 [2022-11-21 09:06:27,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:27,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:27,173 INFO L229 MonitoredProcess]: Starting monitored process 365 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:27,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (365)] Waiting until timeout for monitored process [2022-11-21 09:06:27,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:27,186 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:27,186 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:06:27,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:27,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:27,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:27,187 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:27,189 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:27,189 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:27,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:27,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (365)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:27,201 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-21 09:06:27,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:27,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:27,202 INFO L229 MonitoredProcess]: Starting monitored process 366 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:27,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (366)] Waiting until timeout for monitored process [2022-11-21 09:06:27,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:27,241 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:27,242 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:27,242 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:27,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:27,242 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:27,242 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:27,249 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:27,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:27,269 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:27,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (366)] Ended with exit code 0 [2022-11-21 09:06:27,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:27,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:27,272 INFO L229 MonitoredProcess]: Starting monitored process 367 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:27,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (367)] Waiting until timeout for monitored process [2022-11-21 09:06:27,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:27,285 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:27,285 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:27,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:27,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:27,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:27,286 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:27,289 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:27,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:27,301 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:27,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (367)] Ended with exit code 0 [2022-11-21 09:06:27,304 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-21 09:06:27,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:27,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:27,305 INFO L229 MonitoredProcess]: Starting monitored process 368 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:27,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (368)] Waiting until timeout for monitored process [2022-11-21 09:06:27,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:27,317 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:27,317 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:27,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:27,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:27,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:27,318 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:27,322 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:27,322 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:27,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:27,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (368)] Ended with exit code 0 [2022-11-21 09:06:27,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:27,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:27,335 INFO L229 MonitoredProcess]: Starting monitored process 369 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:27,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (369)] Waiting until timeout for monitored process [2022-11-21 09:06:27,337 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:27,348 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:27,348 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:27,348 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:27,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:27,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:27,348 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:27,350 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:27,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:27,357 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:27,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (369)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:27,359 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-21 09:06:27,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:27,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:27,360 INFO L229 MonitoredProcess]: Starting monitored process 370 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:27,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (370)] Waiting until timeout for monitored process [2022-11-21 09:06:27,362 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:27,373 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:27,373 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:27,373 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:27,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:27,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:27,373 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:27,380 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:06:27,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:27,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:27,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (370)] Ended with exit code 0 [2022-11-21 09:06:27,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:27,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:27,398 INFO L229 MonitoredProcess]: Starting monitored process 371 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:27,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (371)] Waiting until timeout for monitored process [2022-11-21 09:06:27,401 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:27,411 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:27,411 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:27,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:27,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:27,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:27,412 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:27,415 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:06:27,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:27,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:27,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (371)] Ended with exit code 0 [2022-11-21 09:06:27,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:06:27,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-21 09:06:27,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=277, Unknown=0, NotChecked=0, Total=342 [2022-11-21 09:06:27,428 INFO L87 Difference]: Start difference. First operand 556 states and 625 transitions. cyclomatic complexity: 72 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) [2022-11-21 09:06:40,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-11-21 09:06:44,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:06:44,325 INFO L93 Difference]: Finished difference Result 737 states and 814 transitions. [2022-11-21 09:06:44,326 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 737 states and 814 transitions. [2022-11-21 09:06:44,328 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 65 [2022-11-21 09:06:44,329 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 737 states to 503 states and 558 transitions. [2022-11-21 09:06:44,330 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 503 [2022-11-21 09:06:44,330 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 503 [2022-11-21 09:06:44,330 INFO L73 IsDeterministic]: Start isDeterministic. Operand 503 states and 558 transitions. [2022-11-21 09:06:44,331 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:06:44,331 INFO L218 hiAutomatonCegarLoop]: Abstraction has 503 states and 558 transitions. [2022-11-21 09:06:44,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 503 states and 558 transitions. [2022-11-21 09:06:44,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 503 to 253. [2022-11-21 09:06:44,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 253 states, 253 states have (on average 1.1027667984189724) internal successors, (279), 252 states have internal predecessors, (279), 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) [2022-11-21 09:06:44,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 279 transitions. [2022-11-21 09:06:44,335 INFO L240 hiAutomatonCegarLoop]: Abstraction has 253 states and 279 transitions. [2022-11-21 09:06:44,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-11-21 09:06:44,336 INFO L428 stractBuchiCegarLoop]: Abstraction has 253 states and 279 transitions. [2022-11-21 09:06:44,336 INFO L335 stractBuchiCegarLoop]: ======== Iteration 34 ============ [2022-11-21 09:06:44,336 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 253 states and 279 transitions. [2022-11-21 09:06:44,337 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2022-11-21 09:06:44,337 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:06:44,337 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:06:44,338 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] [2022-11-21 09:06:44,338 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:06:44,339 INFO L748 eck$LassoCheckResult]: Stem: 93205#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); 93195#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; 93180#L59 assume 0 == mp_add_~a3~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 93181#L61 assume 0 == mp_add_~a2~0#1 % 256;mp_add_~na~0#1 := mp_add_~na~0#1 % 256 - 1; 93182#L63 assume !(0 == mp_add_~a1~0#1 % 256); 93183#L59-1 mp_add_~nb~0#1 := 4; 93200#L69 assume 0 == mp_add_~b3~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 93190#L71 assume 0 == mp_add_~b2~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 93192#L73 assume 0 == mp_add_~b1~0#1 % 256;mp_add_~nb~0#1 := mp_add_~nb~0#1 % 256 - 1; 93218#L69-1 mp_add_~carry~0#1 := 0;mp_add_~i~0#1 := 0; 93407#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; 93406#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 93405#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; 93404#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 93403#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 93402#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 93401#L83-1 assume mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256; 93400#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; 93399#L90-2 assume !(1 == mp_add_~i~0#1 % 256); 93398#L91-1 assume !(2 == mp_add_~i~0#1 % 256); 93397#L92-1 assume !(3 == mp_add_~i~0#1 % 256); 93366#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 93364#L95-1 assume 0 == mp_add_~i~0#1 % 256;mp_add_~r0~0#1 := mp_add_~partial_sum~0#1; 93363#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 93362#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 93361#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 93360#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 93359#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; 93357#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 93358#L84 assume !(0 == mp_add_~i~0#1 % 256); 93353#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; 93354#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 93349#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 93350#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 93385#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 93383#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 93382#L99-1 assume 1 == mp_add_~i~0#1 % 256;mp_add_~r1~0#1 := mp_add_~partial_sum~0#1; 93381#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 93380#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 93379#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 93378#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; 93377#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 93376#L84 assume !(0 == mp_add_~i~0#1 % 256); 93375#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 93373#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; 93374#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 93412#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 93187#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 93422#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 93421#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 93420#L100-1 assume 2 == mp_add_~i~0#1 % 256;mp_add_~r2~0#1 := mp_add_~partial_sum~0#1; 93419#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 93418#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 93417#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; 93416#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 93415#L84 assume !(0 == mp_add_~i~0#1 % 256); 93414#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 93413#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 93411#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; 93410#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 93408#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 93409#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 93432#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 93431#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 93430#L101-1 assume 3 == mp_add_~i~0#1 % 256;mp_add_~r3~0#1 := mp_add_~partial_sum~0#1; 93209#L102-1 [2022-11-21 09:06:44,339 INFO L750 eck$LassoCheckResult]: Loop: 93209#L102-1 mp_add_~i~0#1 := 1 + mp_add_~i~0#1 % 256; 93206#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; 93207#L83 assume mp_add_~i~0#1 % 256 < mp_add_~na~0#1 % 256; 93203#L84 assume !(0 == mp_add_~i~0#1 % 256); 93204#L84-2 assume !(1 == mp_add_~i~0#1 % 256); 93208#L85-1 assume !(2 == mp_add_~i~0#1 % 256); 93196#L86-1 assume !(3 == mp_add_~i~0#1 % 256); 93197#L83-1 assume !(mp_add_~i~0#1 % 256 < mp_add_~nb~0#1 % 256); 93188#L89 assume !(mp_add_~partial_sum~0#1 % 65536 > 254); 93189#L95-1 assume !(0 == mp_add_~i~0#1 % 256); 93201#L99-1 assume !(1 == mp_add_~i~0#1 % 256); 93193#L100-1 assume !(2 == mp_add_~i~0#1 % 256); 93194#L101-1 assume !(3 == mp_add_~i~0#1 % 256); 93209#L102-1 [2022-11-21 09:06:44,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:06:44,339 INFO L85 PathProgramCache]: Analyzing trace with hash 262674689, now seen corresponding path program 1 times [2022-11-21 09:06:44,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:06:44,340 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479966664] [2022-11-21 09:06:44,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:06:44,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:06:44,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:06:44,687 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 48 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 09:06:44,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:06:44,688 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479966664] [2022-11-21 09:06:44,688 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479966664] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 09:06:44,688 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [123825713] [2022-11-21 09:06:44,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:06:44,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 09:06:44,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:44,690 INFO L229 MonitoredProcess]: Starting monitored process 372 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 09:06:44,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (372)] Waiting until timeout for monitored process [2022-11-21 09:06:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:06:44,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 21 conjunts are in the unsatisfiable core [2022-11-21 09:06:44,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 09:06:45,862 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 18 proven. 46 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-21 09:06:45,862 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 09:06:46,568 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 52 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 09:06:46,569 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [123825713] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 09:06:46,569 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 09:06:46,569 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 12, 13] total 30 [2022-11-21 09:06:46,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113736650] [2022-11-21 09:06:46,569 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 09:06:46,569 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 09:06:46,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:06:46,570 INFO L85 PathProgramCache]: Analyzing trace with hash 1458413444, now seen corresponding path program 1 times [2022-11-21 09:06:46,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:06:46,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554047377] [2022-11-21 09:06:46,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:06:46,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:06:46,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:06:46,573 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:06:46,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:06:46,584 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:06:46,734 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 09:06:46,734 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 09:06:46,735 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 09:06:46,735 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 09:06:46,735 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-21 09:06:46,735 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:46,735 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 09:06:46,735 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 09:06:46,735 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration34_Loop [2022-11-21 09:06:46,735 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 09:06:46,735 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 09:06:46,736 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:46,758 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:47,044 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 09:06:47,045 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-21 09:06:47,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:47,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:47,047 INFO L229 MonitoredProcess]: Starting monitored process 373 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:47,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (373)] Waiting until timeout for monitored process [2022-11-21 09:06:47,049 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 09:06:47,049 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 09:06:47,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (373)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:47,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:47,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:47,088 INFO L229 MonitoredProcess]: Starting monitored process 374 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:47,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (374)] Waiting until timeout for monitored process [2022-11-21 09:06:47,090 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-21 09:06:47,090 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 09:06:47,720 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-21 09:06:47,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (374)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:47,724 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 09:06:47,724 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 09:06:47,724 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 09:06:47,724 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 09:06:47,724 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-21 09:06:47,724 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:47,724 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 09:06:47,724 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 09:06:47,725 INFO L133 ssoRankerPreferences]: Filename of dumped script: byte_add-1.i_Iteration34_Loop [2022-11-21 09:06:47,725 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 09:06:47,725 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 09:06:47,725 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:47,749 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:06:48,032 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 09:06:48,032 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-21 09:06:48,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:48,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:48,033 INFO L229 MonitoredProcess]: Starting monitored process 375 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:48,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (375)] Waiting until timeout for monitored process [2022-11-21 09:06:48,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:48,046 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:48,046 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:48,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:48,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:48,046 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:06:48,049 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:06:48,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:48,053 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:48,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (375)] Ended with exit code 0 [2022-11-21 09:06:48,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:48,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:48,056 INFO L229 MonitoredProcess]: Starting monitored process 376 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:48,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (376)] Waiting until timeout for monitored process [2022-11-21 09:06:48,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:48,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:48,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:48,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:48,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:48,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 09:06:48,070 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 09:06:48,070 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:48,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:48,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (376)] Ended with exit code 0 [2022-11-21 09:06:48,076 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-21 09:06:48,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:48,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:48,077 INFO L229 MonitoredProcess]: Starting monitored process 377 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:48,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (377)] Waiting until timeout for monitored process [2022-11-21 09:06:48,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:48,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:48,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:48,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:48,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:48,090 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:48,093 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:48,093 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:48,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:48,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (377)] Ended with exit code 0 [2022-11-21 09:06:48,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:48,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:48,103 INFO L229 MonitoredProcess]: Starting monitored process 378 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:48,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (378)] Waiting until timeout for monitored process [2022-11-21 09:06:48,105 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:48,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:48,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:48,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:48,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:48,115 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:48,117 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:48,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:48,121 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:48,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (378)] Ended with exit code 0 [2022-11-21 09:06:48,123 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-21 09:06:48,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:48,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:48,124 INFO L229 MonitoredProcess]: Starting monitored process 379 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:48,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (379)] Waiting until timeout for monitored process [2022-11-21 09:06:48,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:48,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:48,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:48,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:48,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:48,137 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:48,141 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:48,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:48,148 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:48,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (379)] Ended with exit code 0 [2022-11-21 09:06:48,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:48,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:48,152 INFO L229 MonitoredProcess]: Starting monitored process 380 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:48,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (380)] Waiting until timeout for monitored process [2022-11-21 09:06:48,154 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 [2022-11-21 09:06:48,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:48,165 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:48,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:48,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:48,165 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:48,167 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:48,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:48,172 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:48,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (380)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:48,175 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-21 09:06:48,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:48,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:48,176 INFO L229 MonitoredProcess]: Starting monitored process 381 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:48,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (381)] Waiting until timeout for monitored process [2022-11-21 09:06:48,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:48,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:48,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:48,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:48,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:48,190 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:48,195 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:48,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:48,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:48,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (381)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:48,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:48,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:48,208 INFO L229 MonitoredProcess]: Starting monitored process 382 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:48,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (382)] Waiting until timeout for monitored process [2022-11-21 09:06:48,210 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 [2022-11-21 09:06:48,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 09:06:48,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:48,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:48,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:48,221 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:48,223 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:48,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:48,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:48,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (382)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:48,232 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-21 09:06:48,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:48,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:48,233 INFO L229 MonitoredProcess]: Starting monitored process 383 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:48,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (383)] Waiting until timeout for monitored process [2022-11-21 09:06:48,235 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 [2022-11-21 09:06:48,245 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:48,246 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:48,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:48,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:48,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:48,246 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:48,249 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:48,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:48,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:48,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (383)] Ended with exit code 0 [2022-11-21 09:06:48,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:48,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:48,262 INFO L229 MonitoredProcess]: Starting monitored process 384 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:48,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:48,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (384)] Waiting until timeout for monitored process [2022-11-21 09:06:48,283 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:48,283 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:48,284 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:48,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:48,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:48,284 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-21 09:06:48,286 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-21 09:06:48,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:48,291 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:48,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (384)] Ended with exit code 0 [2022-11-21 09:06:48,294 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-21 09:06:48,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:48,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:48,295 INFO L229 MonitoredProcess]: Starting monitored process 385 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:48,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (385)] Waiting until timeout for monitored process [2022-11-21 09:06:48,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:48,309 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:48,309 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:06:48,309 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:48,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:48,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:48,309 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:48,314 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:48,314 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:48,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:48,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (385)] Ended with exit code 0 [2022-11-21 09:06:48,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:48,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:48,331 INFO L229 MonitoredProcess]: Starting monitored process 386 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:48,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (386)] Waiting until timeout for monitored process [2022-11-21 09:06:48,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:48,344 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:48,344 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-21 09:06:48,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:48,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:48,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:48,344 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:48,347 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:48,347 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:48,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:48,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (386)] Ended with exit code 0 [2022-11-21 09:06:48,358 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-21 09:06:48,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:48,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:48,359 INFO L229 MonitoredProcess]: Starting monitored process 387 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:48,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (387)] Waiting until timeout for monitored process [2022-11-21 09:06:48,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:48,372 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:48,372 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:48,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:48,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:48,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:48,373 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:48,379 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:48,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:48,398 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:48,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (387)] Ended with exit code 0 [2022-11-21 09:06:48,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:48,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:48,401 INFO L229 MonitoredProcess]: Starting monitored process 388 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:48,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (388)] Waiting until timeout for monitored process [2022-11-21 09:06:48,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:48,419 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:48,419 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:48,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:48,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:48,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:48,419 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-21 09:06:48,423 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-21 09:06:48,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:48,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:48,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (388)] Ended with exit code 0 [2022-11-21 09:06:48,439 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-21 09:06:48,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:48,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:48,440 INFO L229 MonitoredProcess]: Starting monitored process 389 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:48,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (389)] Waiting until timeout for monitored process [2022-11-21 09:06:48,443 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 [2022-11-21 09:06:48,453 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:48,453 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:48,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:48,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:48,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:48,453 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:48,458 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:48,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:48,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:48,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (389)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:48,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:48,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:48,471 INFO L229 MonitoredProcess]: Starting monitored process 390 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:48,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (390)] Waiting until timeout for monitored process [2022-11-21 09:06:48,473 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 [2022-11-21 09:06:48,483 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:48,483 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-21 09:06:48,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:48,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:48,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:48,484 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-21 09:06:48,486 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 09:06:48,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:48,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:48,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (390)] Ended with exit code 0 [2022-11-21 09:06:48,494 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-21 09:06:48,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:48,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:48,495 INFO L229 MonitoredProcess]: Starting monitored process 391 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:48,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (391)] Waiting until timeout for monitored process [2022-11-21 09:06:48,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 09:06:48,508 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:48,508 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:48,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:48,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:48,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:48,509 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:48,515 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:06:48,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:48,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:48,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (391)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:48,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:06:48,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:06:48,533 INFO L229 MonitoredProcess]: Starting monitored process 392 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:06:48,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (392)] Waiting until timeout for monitored process [2022-11-21 09:06:48,535 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 [2022-11-21 09:06:48,545 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-21 09:06:48,545 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-21 09:06:48,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 09:06:48,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 09:06:48,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 09:06:48,546 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-21 09:06:48,549 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 09:06:48,549 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 09:06:48,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 09:06:48,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (392)] Ended with exit code 0 [2022-11-21 09:06:48,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:06:48,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-11-21 09:06:48,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=232, Invalid=638, Unknown=0, NotChecked=0, Total=870 [2022-11-21 09:06:48,562 INFO L87 Difference]: Start difference. First operand 253 states and 279 transitions. cyclomatic complexity: 27 Second operand has 30 states, 30 states have (on average 5.4) internal successors, (162), 30 states have internal predecessors, (162), 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) [2022-11-21 09:06:51,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:06:51,791 INFO L93 Difference]: Finished difference Result 338 states and 369 transitions. [2022-11-21 09:06:51,791 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 338 states and 369 transitions. [2022-11-21 09:06:51,792 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-21 09:06:51,792 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 338 states to 0 states and 0 transitions. [2022-11-21 09:06:51,792 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-21 09:06:51,792 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-21 09:06:51,792 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-21 09:06:51,792 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:06:51,792 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 09:06:51,793 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 09:06:51,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-21 09:06:51,793 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 09:06:51,794 INFO L335 stractBuchiCegarLoop]: ======== Iteration 35 ============ [2022-11-21 09:06:51,794 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-21 09:06:51,794 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-21 09:06:51,794 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-21 09:06:51,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.11 09:06:51 BoogieIcfgContainer [2022-11-21 09:06:51,800 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-21 09:06:51,800 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 09:06:51,800 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 09:06:51,800 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 09:06:51,801 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:04:07" (3/4) ... [2022-11-21 09:06:51,803 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 09:06:51,804 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 09:06:51,804 INFO L158 Benchmark]: Toolchain (without parser) took 165514.60ms. Allocated memory was 138.4MB in the beginning and 1.1GB in the end (delta: 981.5MB). Free memory was 75.2MB in the beginning and 998.3MB in the end (delta: -923.1MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. [2022-11-21 09:06:51,804 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 138.4MB. Free memory is still 109.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 09:06:51,805 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.47ms. Allocated memory was 138.4MB in the beginning and 182.5MB in the end (delta: 44.0MB). Free memory was 75.1MB in the beginning and 151.6MB in the end (delta: -76.6MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2022-11-21 09:06:51,805 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.64ms. Allocated memory is still 182.5MB. Free memory was 151.6MB in the beginning and 148.3MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 09:06:51,805 INFO L158 Benchmark]: Boogie Preprocessor took 60.30ms. Allocated memory is still 182.5MB. Free memory was 148.3MB in the beginning and 146.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 09:06:51,806 INFO L158 Benchmark]: RCFGBuilder took 603.75ms. Allocated memory is still 182.5MB. Free memory was 146.2MB in the beginning and 125.6MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-21 09:06:51,806 INFO L158 Benchmark]: BuchiAutomizer took 164481.71ms. Allocated memory was 182.5MB in the beginning and 1.1GB in the end (delta: 937.4MB). Free memory was 125.6MB in the beginning and 998.3MB in the end (delta: -872.7MB). Peak memory consumption was 64.4MB. Max. memory is 16.1GB. [2022-11-21 09:06:51,806 INFO L158 Benchmark]: Witness Printer took 3.68ms. Allocated memory is still 1.1GB. Free memory is still 998.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 09:06:51,808 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 138.4MB. Free memory is still 109.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.47ms. Allocated memory was 138.4MB in the beginning and 182.5MB in the end (delta: 44.0MB). Free memory was 75.1MB in the beginning and 151.6MB in the end (delta: -76.6MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.64ms. Allocated memory is still 182.5MB. Free memory was 151.6MB in the beginning and 148.3MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.30ms. Allocated memory is still 182.5MB. Free memory was 148.3MB in the beginning and 146.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 603.75ms. Allocated memory is still 182.5MB. Free memory was 146.2MB in the beginning and 125.6MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * BuchiAutomizer took 164481.71ms. Allocated memory was 182.5MB in the beginning and 1.1GB in the end (delta: 937.4MB). Free memory was 125.6MB in the beginning and 998.3MB in the end (delta: -872.7MB). Peak memory consumption was 64.4MB. Max. memory is 16.1GB. * Witness Printer took 3.68ms. Allocated memory is still 1.1GB. Free memory is still 998.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 34 terminating modules (34 trivial, 0 deterministic, 0 nondeterministic). 34 modules have a trivial ranking function, the largest among these consists of 30 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 164.3s and 35 iterations. TraceHistogramMax:7. Analysis of lassos took 115.0s. Construction of modules took 31.2s. Büchi inclusion checks took 17.8s. Highest rank in rank-based complementation 0. Minimization of det autom 34. Minimization of nondet autom 0. Automata minimization 0.8s AutomataMinimizationTime, 33 MinimizatonAttempts, 21204 StatesRemovedByMinimization, 33 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: 1 mSolverCounterUnknown, 14501 SdHoareTripleChecker+Valid, 34.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14501 mSDsluCounter, 9057 SdHoareTripleChecker+Invalid, 31.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6772 mSDsCounter, 1240 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16654 IncrementalHoareTripleChecker+Invalid, 17895 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1240 mSolverCounterUnsat, 2285 mSDtfsCounter, 16654 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI19 SFLT0 conc3 concLT0 SILN0 SILU2 SILI10 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital66 mio100 ax100 hnf100 lsp75 ukn100 mio100 lsp100 div395 bol100 ite100 ukn100 eq145 hnf96 smp34 dnf100 smp100 tf102 neg98 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 19ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 5 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 3.9s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-21 09:06:51,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (372)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:52,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (351)] Ended with exit code 0 [2022-11-21 09:06:52,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (329)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:52,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (308)] Ended with exit code 0 [2022-11-21 09:06:52,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (307)] Ended with exit code 0 [2022-11-21 09:06:52,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (255)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:53,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:53,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:53,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:53,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:53,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:54,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:54,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:54,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:54,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:54,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:55,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-21 09:06:55,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-11-21 09:06:55,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-11-21 09:06:55,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-11-21 09:06:55,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-11-21 09:06:56,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-21 09:06:56,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-21 09:06:56,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fdd079c-9b5c-48f7-a5ef-135a9d98b5d4/bin/uautomizer-vX5HgA9Q3a/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