./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex5.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b834abf8dc1317d8271c7246f1223cb53b92d1ccf9f4021ff5d970b2c79106ab --- 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-dbf71c6-m [2022-10-17 10:22:45,376 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:22:45,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:22:45,415 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:22:45,416 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:22:45,417 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:22:45,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:22:45,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:22:45,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:22:45,427 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:22:45,428 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:22:45,430 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:22:45,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:22:45,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:22:45,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:22:45,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:22:45,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:22:45,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:22:45,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:22:45,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:22:45,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:22:45,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:22:45,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:22:45,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:22:45,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:22:45,474 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:22:45,475 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:22:45,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:22:45,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:22:45,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:22:45,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:22:45,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:22:45,484 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:22:45,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:22:45,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:22:45,489 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:22:45,491 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:22:45,491 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:22:45,492 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:22:45,493 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:22:45,494 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:22:45,495 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-10-17 10:22:45,553 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:22:45,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:22:45,555 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:22:45,555 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:22:45,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:22:45,557 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:22:45,557 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:22:45,558 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-10-17 10:22:45,558 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-10-17 10:22:45,558 INFO L138 SettingsManager]: * Use old map elimination=false [2022-10-17 10:22:45,560 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-10-17 10:22:45,560 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-10-17 10:22:45,561 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-10-17 10:22:45,561 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:22:45,561 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:22:45,562 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:22:45,562 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:22:45,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-10-17 10:22:45,563 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-10-17 10:22:45,563 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-10-17 10:22:45,563 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:22:45,564 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-10-17 10:22:45,564 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:22:45,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-10-17 10:22:45,565 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:22:45,565 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:22:45,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:22:45,568 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:22:45,569 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-10-17 10:22:45,569 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_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b834abf8dc1317d8271c7246f1223cb53b92d1ccf9f4021ff5d970b2c79106ab [2022-10-17 10:22:45,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:22:45,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:22:45,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:22:45,963 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:22:45,964 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:22:45,966 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex5.i [2022-10-17 10:22:46,066 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/data/9ec823103/922ea4549325414a9ef76a477e2bfcca/FLAG72fe55aa6 [2022-10-17 10:22:46,608 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:22:46,609 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex5.i [2022-10-17 10:22:46,617 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/data/9ec823103/922ea4549325414a9ef76a477e2bfcca/FLAG72fe55aa6 [2022-10-17 10:22:46,987 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/data/9ec823103/922ea4549325414a9ef76a477e2bfcca [2022-10-17 10:22:46,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:22:46,994 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:22:46,999 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:22:47,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:22:47,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:22:47,005 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:22:46" (1/1) ... [2022-10-17 10:22:47,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e2fdf01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:47, skipping insertion in model container [2022-10-17 10:22:47,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:22:46" (1/1) ... [2022-10-17 10:22:47,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:22:47,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:22:47,304 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:22:47,316 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:22:47,343 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:22:47,363 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:22:47,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:47 WrapperNode [2022-10-17 10:22:47,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:22:47,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:22:47,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:22:47,367 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:22:47,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:47" (1/1) ... [2022-10-17 10:22:47,390 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:47" (1/1) ... [2022-10-17 10:22:47,414 INFO L138 Inliner]: procedures = 12, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 34 [2022-10-17 10:22:47,414 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:22:47,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:22:47,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:22:47,415 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:22:47,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:47" (1/1) ... [2022-10-17 10:22:47,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:47" (1/1) ... [2022-10-17 10:22:47,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:47" (1/1) ... [2022-10-17 10:22:47,446 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:47" (1/1) ... [2022-10-17 10:22:47,452 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:47" (1/1) ... [2022-10-17 10:22:47,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:47" (1/1) ... [2022-10-17 10:22:47,461 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:47" (1/1) ... [2022-10-17 10:22:47,469 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:47" (1/1) ... [2022-10-17 10:22:47,472 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:22:47,482 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:22:47,483 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:22:47,483 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:22:47,484 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:47" (1/1) ... [2022-10-17 10:22:47,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:22:47,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:22:47,528 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:22:47,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-10-17 10:22:47,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:22:47,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:22:47,585 INFO L130 BoogieDeclarations]: Found specification of procedure f [2022-10-17 10:22:47,585 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2022-10-17 10:22:47,585 INFO L130 BoogieDeclarations]: Found specification of procedure g [2022-10-17 10:22:47,585 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2022-10-17 10:22:47,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:22:47,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:22:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:22:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:22:47,673 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:22:47,675 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:22:47,962 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:22:47,970 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:22:47,970 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 10:22:47,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:22:47 BoogieIcfgContainer [2022-10-17 10:22:47,972 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:22:47,973 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-10-17 10:22:47,974 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-10-17 10:22:47,995 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-10-17 10:22:47,995 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:22:47,996 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.10 10:22:46" (1/3) ... [2022-10-17 10:22:47,997 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1be49b52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:22:47, skipping insertion in model container [2022-10-17 10:22:47,997 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:22:47,997 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:22:47" (2/3) ... [2022-10-17 10:22:47,997 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1be49b52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:22:47, skipping insertion in model container [2022-10-17 10:22:47,998 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:22:47,998 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:22:47" (3/3) ... [2022-10-17 10:22:47,999 INFO L332 chiAutomizerObserver]: Analyzing ICFG rec_malloc_ex5.i [2022-10-17 10:22:48,088 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-10-17 10:22:48,088 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-10-17 10:22:48,089 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-10-17 10:22:48,089 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-10-17 10:22:48,089 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-10-17 10:22:48,089 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-10-17 10:22:48,089 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-10-17 10:22:48,090 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-10-17 10:22:48,095 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 22 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 15 states have internal predecessors, (19), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-10-17 10:22:48,121 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-10-17 10:22:48,121 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:22:48,122 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:22:48,129 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-10-17 10:22:48,130 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:22:48,130 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-10-17 10:22:48,130 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 22 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 15 states have internal predecessors, (19), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-10-17 10:22:48,138 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-10-17 10:22:48,138 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:22:48,139 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:22:48,140 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-10-17 10:22:48,140 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:22:48,151 INFO L748 eck$LassoCheckResult]: Stem: 7#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 15#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~short17#1, main_#t~mem18#1, main_#t~ret19#1.base, main_#t~ret19#1.offset, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;havoc main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;havoc main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call write~int(main_#t~nondet13#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet13#1;call write~int(main_#t~nondet14#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet14#1;call main_#t~mem15#1 := read~int(main_~p1~0#1.base, main_~p1~0#1.offset, 4);main_#t~short17#1 := main_#t~mem15#1 < 0; 13#L63true assume !main_#t~short17#1;call main_#t~mem16#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4);main_#t~short17#1 := main_#t~mem16#1 < 0; 11#L63-2true assume !main_#t~short17#1;havoc main_#t~mem15#1;havoc main_#t~mem16#1;havoc main_#t~short17#1;call main_#t~mem18#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4); 8#L66true call main_#t~ret19#1.base, main_#t~ret19#1.offset := f(main_~p1~0#1.base, main_~p1~0#1.offset, main_#t~mem18#1);< 16#fENTRYtrue [2022-10-17 10:22:48,153 INFO L750 eck$LassoCheckResult]: Loop: 16#fENTRYtrue ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 22#L17true assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 19#L25true call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 17#gENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 5#L34true assume #t~mem5 < 0;havoc #t~mem5;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc6.base, #t~malloc6.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc6.base, #t~malloc6.offset;havoc #t~malloc6.base, #t~malloc6.offset; 12#gFINALtrue assume true; 21#gEXITtrue >#37#return; 9#L25-1true call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 16#fENTRYtrue [2022-10-17 10:22:48,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:22:48,166 INFO L85 PathProgramCache]: Analyzing trace with hash 44919073, now seen corresponding path program 1 times [2022-10-17 10:22:48,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:22:48,181 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421753496] [2022-10-17 10:22:48,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:22:48,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:22:48,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:22:48,402 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:22:48,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:22:48,499 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:22:48,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:22:48,504 INFO L85 PathProgramCache]: Analyzing trace with hash -1513071857, now seen corresponding path program 1 times [2022-10-17 10:22:48,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:22:48,506 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256775551] [2022-10-17 10:22:48,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:22:48,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:22:48,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:49,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-17 10:22:49,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:49,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:22:49,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:22:49,218 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256775551] [2022-10-17 10:22:49,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256775551] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:22:49,219 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:22:49,219 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-17 10:22:49,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395875937] [2022-10-17 10:22:49,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:22:49,225 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 10:22:49,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:22:49,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-17 10:22:49,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-17 10:22:49,267 INFO L87 Difference]: Start difference. First operand has 22 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 15 states have internal predecessors, (19), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-17 10:22:49,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:22:49,426 INFO L93 Difference]: Finished difference Result 24 states and 29 transitions. [2022-10-17 10:22:49,428 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 29 transitions. [2022-10-17 10:22:49,431 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-10-17 10:22:49,452 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 17 states and 20 transitions. [2022-10-17 10:22:49,474 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2022-10-17 10:22:49,475 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-10-17 10:22:49,476 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 20 transitions. [2022-10-17 10:22:49,477 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:22:49,477 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 20 transitions. [2022-10-17 10:22:49,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 20 transitions. [2022-10-17 10:22:49,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2022-10-17 10:22:49,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 12 states have internal predecessors, (13), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-10-17 10:22:49,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 20 transitions. [2022-10-17 10:22:49,511 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 20 transitions. [2022-10-17 10:22:49,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-17 10:22:49,517 INFO L428 stractBuchiCegarLoop]: Abstraction has 17 states and 20 transitions. [2022-10-17 10:22:49,517 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-10-17 10:22:49,517 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 20 transitions. [2022-10-17 10:22:49,519 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-10-17 10:22:49,519 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:22:49,519 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:22:49,520 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-10-17 10:22:49,520 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:22:49,521 INFO L748 eck$LassoCheckResult]: Stem: 68#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 69#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~short17#1, main_#t~mem18#1, main_#t~ret19#1.base, main_#t~ret19#1.offset, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;havoc main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;havoc main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call write~int(main_#t~nondet13#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet13#1;call write~int(main_#t~nondet14#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet14#1;call main_#t~mem15#1 := read~int(main_~p1~0#1.base, main_~p1~0#1.offset, 4);main_#t~short17#1 := main_#t~mem15#1 < 0; 75#L63 assume !main_#t~short17#1;call main_#t~mem16#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4);main_#t~short17#1 := main_#t~mem16#1 < 0; 73#L63-2 assume !main_#t~short17#1;havoc main_#t~mem15#1;havoc main_#t~mem16#1;havoc main_#t~short17#1;call main_#t~mem18#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4); 70#L66 call main_#t~ret19#1.base, main_#t~ret19#1.offset := f(main_~p1~0#1.base, main_~p1~0#1.offset, main_#t~mem18#1);< 71#fENTRY [2022-10-17 10:22:49,521 INFO L750 eck$LassoCheckResult]: Loop: 71#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 78#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 65#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 79#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 64#L34 assume !(#t~mem5 < 0);havoc #t~mem5;call #t~mem7 := read~int(~p.base, ~p.offset, 4);#t~post8 := #t~mem7;call write~int(#t~post8 - 1, ~p.base, ~p.offset, 4);havoc #t~mem7;havoc #t~post8; 66#L42 call #t~ret9.base, #t~ret9.offset := g(~p.base, ~p.offset);< 79#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 64#L34 assume #t~mem5 < 0;havoc #t~mem5;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc6.base, #t~malloc6.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc6.base, #t~malloc6.offset;havoc #t~malloc6.base, #t~malloc6.offset; 67#gFINAL assume true; 74#gEXIT >#41#return; 76#L42-1 ~np~0.base, ~np~0.offset := #t~ret9.base, #t~ret9.offset;havoc #t~ret9.base, #t~ret9.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc10.base, #t~malloc10.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc10.base, #t~malloc10.offset;havoc #t~malloc10.base, #t~malloc10.offset; 77#gFINAL assume true; 80#gEXIT >#37#return; 72#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 71#fENTRY [2022-10-17 10:22:49,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:22:49,522 INFO L85 PathProgramCache]: Analyzing trace with hash 44919073, now seen corresponding path program 2 times [2022-10-17 10:22:49,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:22:49,523 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192596007] [2022-10-17 10:22:49,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:22:49,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:22:49,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:22:49,542 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:22:49,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:22:49,566 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:22:49,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:22:49,568 INFO L85 PathProgramCache]: Analyzing trace with hash 916774883, now seen corresponding path program 1 times [2022-10-17 10:22:49,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:22:49,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494779080] [2022-10-17 10:22:49,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:22:49,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:22:49,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:49,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-17 10:22:49,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:50,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-17 10:22:50,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:50,371 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 10:22:50,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:22:50,372 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494779080] [2022-10-17 10:22:50,372 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494779080] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-17 10:22:50,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1120790854] [2022-10-17 10:22:50,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:22:50,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:22:50,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:22:50,379 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:22:50,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-17 10:22:50,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:22:50,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 31 conjunts are in the unsatisfiable core [2022-10-17 10:22:50,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:22:50,597 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-10-17 10:22:54,514 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 10:22:54,514 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-17 10:22:55,028 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:22:55,029 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1120790854] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-17 10:22:55,029 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-17 10:22:55,030 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 10] total 21 [2022-10-17 10:22:55,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524635113] [2022-10-17 10:22:55,031 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-17 10:22:55,033 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 10:22:55,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:22:55,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-10-17 10:22:55,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=325, Unknown=4, NotChecked=0, Total=420 [2022-10-17 10:22:55,037 INFO L87 Difference]: Start difference. First operand 17 states and 20 transitions. cyclomatic complexity: 5 Second operand has 21 states, 15 states have (on average 1.4) internal successors, (21), 16 states have internal predecessors, (21), 6 states have call successors, (7), 5 states have call predecessors, (7), 4 states have return successors, (5), 3 states have call predecessors, (5), 5 states have call successors, (5) [2022-10-17 10:22:56,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:22:56,848 INFO L93 Difference]: Finished difference Result 20 states and 23 transitions. [2022-10-17 10:22:56,848 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 23 transitions. [2022-10-17 10:22:56,850 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-10-17 10:22:56,851 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 20 states and 23 transitions. [2022-10-17 10:22:56,852 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2022-10-17 10:22:56,852 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2022-10-17 10:22:56,852 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 23 transitions. [2022-10-17 10:22:56,852 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:22:56,853 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 23 transitions. [2022-10-17 10:22:56,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 23 transitions. [2022-10-17 10:22:56,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2022-10-17 10:22:56,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 14 states have internal predecessors, (15), 4 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2022-10-17 10:22:56,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 23 transitions. [2022-10-17 10:22:56,857 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 23 transitions. [2022-10-17 10:22:56,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-17 10:22:56,859 INFO L428 stractBuchiCegarLoop]: Abstraction has 20 states and 23 transitions. [2022-10-17 10:22:56,859 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-10-17 10:22:56,859 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 23 transitions. [2022-10-17 10:22:56,861 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-10-17 10:22:56,861 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:22:56,861 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:22:56,862 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-10-17 10:22:56,862 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-10-17 10:22:56,863 INFO L748 eck$LassoCheckResult]: Stem: 227#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 228#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~short17#1, main_#t~mem18#1, main_#t~ret19#1.base, main_#t~ret19#1.offset, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;havoc main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;havoc main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call write~int(main_#t~nondet13#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet13#1;call write~int(main_#t~nondet14#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet14#1;call main_#t~mem15#1 := read~int(main_~p1~0#1.base, main_~p1~0#1.offset, 4);main_#t~short17#1 := main_#t~mem15#1 < 0; 235#L63 assume !main_#t~short17#1;call main_#t~mem16#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4);main_#t~short17#1 := main_#t~mem16#1 < 0; 232#L63-2 assume !main_#t~short17#1;havoc main_#t~mem15#1;havoc main_#t~mem16#1;havoc main_#t~short17#1;call main_#t~mem18#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4); 229#L66 call main_#t~ret19#1.base, main_#t~ret19#1.offset := f(main_~p1~0#1.base, main_~p1~0#1.offset, main_#t~mem18#1);< 230#fENTRY [2022-10-17 10:22:56,863 INFO L750 eck$LassoCheckResult]: Loop: 230#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 237#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 224#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 238#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 223#L34 assume !(#t~mem5 < 0);havoc #t~mem5;call #t~mem7 := read~int(~p.base, ~p.offset, 4);#t~post8 := #t~mem7;call write~int(#t~post8 - 1, ~p.base, ~p.offset, 4);havoc #t~mem7;havoc #t~post8; 225#L42 call #t~ret9.base, #t~ret9.offset := g(~p.base, ~p.offset);< 238#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 223#L34 assume !(#t~mem5 < 0);havoc #t~mem5;call #t~mem7 := read~int(~p.base, ~p.offset, 4);#t~post8 := #t~mem7;call write~int(#t~post8 - 1, ~p.base, ~p.offset, 4);havoc #t~mem7;havoc #t~post8; 225#L42 call #t~ret9.base, #t~ret9.offset := g(~p.base, ~p.offset);< 238#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 223#L34 assume #t~mem5 < 0;havoc #t~mem5;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc6.base, #t~malloc6.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc6.base, #t~malloc6.offset;havoc #t~malloc6.base, #t~malloc6.offset; 226#gFINAL assume true; 239#gEXIT >#41#return; 236#L42-1 ~np~0.base, ~np~0.offset := #t~ret9.base, #t~ret9.offset;havoc #t~ret9.base, #t~ret9.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc10.base, #t~malloc10.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc10.base, #t~malloc10.offset;havoc #t~malloc10.base, #t~malloc10.offset; 233#gFINAL assume true; 234#gEXIT >#41#return; 241#L42-1 ~np~0.base, ~np~0.offset := #t~ret9.base, #t~ret9.offset;havoc #t~ret9.base, #t~ret9.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc10.base, #t~malloc10.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc10.base, #t~malloc10.offset;havoc #t~malloc10.base, #t~malloc10.offset; 242#gFINAL assume true; 240#gEXIT >#37#return; 231#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 230#fENTRY [2022-10-17 10:22:56,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:22:56,864 INFO L85 PathProgramCache]: Analyzing trace with hash 44919073, now seen corresponding path program 3 times [2022-10-17 10:22:56,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:22:56,865 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763369173] [2022-10-17 10:22:56,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:22:56,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:22:56,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:22:56,880 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:22:56,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:22:56,900 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:22:56,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:22:56,901 INFO L85 PathProgramCache]: Analyzing trace with hash 1267451407, now seen corresponding path program 2 times [2022-10-17 10:22:56,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:22:56,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908506026] [2022-10-17 10:22:56,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:22:56,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:22:56,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:22:56,946 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:22:56,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:22:56,983 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:22:56,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:22:56,984 INFO L85 PathProgramCache]: Analyzing trace with hash -2054594769, now seen corresponding path program 1 times [2022-10-17 10:22:56,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:22:56,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059282738] [2022-10-17 10:22:56,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:22:56,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:22:57,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:22:57,036 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:22:57,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:22:57,095 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:23:01,519 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:23:01,520 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:23:01,520 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:23:01,520 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:23:01,521 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:23:01,521 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:01,521 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:23:01,521 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:23:01,521 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex5.i_Iteration3_Lasso [2022-10-17 10:23:01,522 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:23:01,522 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:23:01,541 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,549 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,551 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,553 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,555 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,558 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,560 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,562 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,873 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,875 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,877 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,880 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,883 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,885 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,887 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,889 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,892 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,894 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,897 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,899 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,901 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,904 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,907 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,909 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,919 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,921 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,924 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,928 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,931 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,933 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,936 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,938 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,941 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,945 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:01,948 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:02,760 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:23:02,765 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:23:02,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:02,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:02,769 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:02,776 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 [2022-10-17 10:23:02,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:02,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:02,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:02,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:02,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:02,791 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:02,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:02,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-10-17 10:23:02,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:02,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:02,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:02,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:02,858 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:02,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:02,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:02,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:02,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:02,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:02,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:02,875 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:02,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:02,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-10-17 10:23:02,901 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:02,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:02,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:02,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:02,978 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:02,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-10-17 10:23:02,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:02,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:02,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:02,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:02,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:02,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:02,993 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:02,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:03,009 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:03,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:03,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:03,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:03,060 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:03,062 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 [2022-10-17 10:23:03,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-10-17 10:23:03,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:03,071 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:03,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:03,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:03,072 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:03,072 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:03,072 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:03,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:03,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:03,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:03,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:03,097 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:03,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-10-17 10:23:03,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:03,107 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:03,107 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:03,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:03,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:03,107 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:03,108 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:03,108 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:03,109 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:03,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2022-10-17 10:23:03,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:03,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:03,135 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:03,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-10-17 10:23:03,137 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:03,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:03,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:03,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:03,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:03,145 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:03,145 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:03,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:03,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:03,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:03,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:03,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:03,187 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:03,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-10-17 10:23:03,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:03,196 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:03,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:03,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:03,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:03,197 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:03,198 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:03,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:03,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:03,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:03,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:03,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:03,270 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:03,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:03,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:03,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:03,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:03,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:03,293 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:23:03,293 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:23:03,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-10-17 10:23:03,301 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:03,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-10-17 10:23:03,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:03,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:03,325 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:03,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-10-17 10:23:03,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:03,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:03,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:03,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:03,337 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:03,342 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:23:03,342 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:23:03,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:03,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2022-10-17 10:23:03,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:03,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:03,377 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:03,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-10-17 10:23:03,379 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 [2022-10-17 10:23:03,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:03,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:03,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:03,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:03,406 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:23:03,407 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:23:03,414 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:03,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:03,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:03,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:03,441 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:03,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-10-17 10:23:03,445 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 [2022-10-17 10:23:03,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:03,453 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2022-10-17 10:23:03,454 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2022-10-17 10:23:03,454 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:03,958 INFO L401 nArgumentSynthesizer]: We have 672 Motzkin's Theorem applications. [2022-10-17 10:23:03,959 INFO L402 nArgumentSynthesizer]: A total of 32 supporting invariants were added. [2022-10-17 10:23:05,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:05,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2022-10-17 10:23:05,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:05,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:05,126 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:05,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-10-17 10:23:05,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:05,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:05,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:05,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:05,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:05,139 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:23:05,139 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:23:05,145 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:23:05,181 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-10-17 10:23:05,181 INFO L444 ModelExtractionUtils]: 1 out of 7 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-10-17 10:23:05,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:05,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:05,194 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:05,196 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:23:05,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-10-17 10:23:05,211 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-10-17 10:23:05,211 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:23:05,212 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(f_#in~v) = 2*f_#in~v + 1 Supporting invariants [] [2022-10-17 10:23:05,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:05,259 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2022-10-17 10:23:05,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:05,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:23:05,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:23:05,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:23:05,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:23:05,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 13 conjunts are in the unsatisfiable core [2022-10-17 10:23:05,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:23:05,520 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 10:23:05,530 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2022-10-17 10:23:05,531 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 23 transitions. cyclomatic complexity: 5 Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-10-17 10:23:05,652 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 23 transitions. cyclomatic complexity: 5. Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 63 states and 72 transitions. Complement of second has 15 states. [2022-10-17 10:23:05,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2022-10-17 10:23:05,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-10-17 10:23:05,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 18 transitions. [2022-10-17 10:23:05,663 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 18 transitions. Stem has 5 letters. Loop has 20 letters. [2022-10-17 10:23:05,665 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:23:05,665 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 18 transitions. Stem has 25 letters. Loop has 20 letters. [2022-10-17 10:23:05,667 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:23:05,667 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 18 transitions. Stem has 5 letters. Loop has 40 letters. [2022-10-17 10:23:05,670 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:23:05,670 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 63 states and 72 transitions. [2022-10-17 10:23:05,681 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-10-17 10:23:05,684 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 63 states to 40 states and 47 transitions. [2022-10-17 10:23:05,684 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2022-10-17 10:23:05,686 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2022-10-17 10:23:05,686 INFO L73 IsDeterministic]: Start isDeterministic. Operand 40 states and 47 transitions. [2022-10-17 10:23:05,687 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:23:05,687 INFO L218 hiAutomatonCegarLoop]: Abstraction has 40 states and 47 transitions. [2022-10-17 10:23:05,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states and 47 transitions. [2022-10-17 10:23:05,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 29. [2022-10-17 10:23:05,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 20 states have internal predecessors, (23), 7 states have call successors, (7), 5 states have call predecessors, (7), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-10-17 10:23:05,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 34 transitions. [2022-10-17 10:23:05,696 INFO L240 hiAutomatonCegarLoop]: Abstraction has 29 states and 34 transitions. [2022-10-17 10:23:05,697 INFO L428 stractBuchiCegarLoop]: Abstraction has 29 states and 34 transitions. [2022-10-17 10:23:05,697 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-10-17 10:23:05,697 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states and 34 transitions. [2022-10-17 10:23:05,698 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-10-17 10:23:05,698 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:23:05,699 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:23:05,700 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:23:05,700 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-10-17 10:23:05,700 INFO L748 eck$LassoCheckResult]: Stem: 431#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 432#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~short17#1, main_#t~mem18#1, main_#t~ret19#1.base, main_#t~ret19#1.offset, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;havoc main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;havoc main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call write~int(main_#t~nondet13#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet13#1;call write~int(main_#t~nondet14#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet14#1;call main_#t~mem15#1 := read~int(main_~p1~0#1.base, main_~p1~0#1.offset, 4);main_#t~short17#1 := main_#t~mem15#1 < 0; 437#L63 assume !main_#t~short17#1;call main_#t~mem16#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4);main_#t~short17#1 := main_#t~mem16#1 < 0; 436#L63-2 assume !main_#t~short17#1;havoc main_#t~mem15#1;havoc main_#t~mem16#1;havoc main_#t~short17#1;call main_#t~mem18#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4); 430#L66 call main_#t~ret19#1.base, main_#t~ret19#1.offset := f(main_~p1~0#1.base, main_~p1~0#1.offset, main_#t~mem18#1);< 433#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 440#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 423#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 441#gENTRY [2022-10-17 10:23:05,700 INFO L750 eck$LassoCheckResult]: Loop: 441#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 421#L34 assume !(#t~mem5 < 0);havoc #t~mem5;call #t~mem7 := read~int(~p.base, ~p.offset, 4);#t~post8 := #t~mem7;call write~int(#t~post8 - 1, ~p.base, ~p.offset, 4);havoc #t~mem7;havoc #t~post8; 422#L42 call #t~ret9.base, #t~ret9.offset := g(~p.base, ~p.offset);< 441#gENTRY [2022-10-17 10:23:05,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:05,701 INFO L85 PathProgramCache]: Analyzing trace with hash -1845692449, now seen corresponding path program 1 times [2022-10-17 10:23:05,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:23:05,702 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154007555] [2022-10-17 10:23:05,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:23:05,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:23:05,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:05,735 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:23:05,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:05,752 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:23:05,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:05,753 INFO L85 PathProgramCache]: Analyzing trace with hash 38883, now seen corresponding path program 1 times [2022-10-17 10:23:05,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:23:05,754 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691251803] [2022-10-17 10:23:05,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:23:05,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:23:05,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:05,762 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:23:05,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:05,769 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:23:05,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:05,770 INFO L85 PathProgramCache]: Analyzing trace with hash -852415675, now seen corresponding path program 1 times [2022-10-17 10:23:05,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:23:05,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004747889] [2022-10-17 10:23:05,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:23:05,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:23:05,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:05,816 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:23:05,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:05,841 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:23:06,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:07,563 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:23:07,564 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:23:07,564 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:23:07,564 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:23:07,564 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:23:07,564 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:07,564 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:23:07,565 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:23:07,565 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex5.i_Iteration4_Lasso [2022-10-17 10:23:07,565 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:23:07,565 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:23:07,570 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,573 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,575 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,578 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,581 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,583 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,587 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,589 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,592 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,594 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,597 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,600 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,603 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,606 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,609 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,612 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,615 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,618 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,620 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,623 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,626 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,628 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,631 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,633 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,637 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,639 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,642 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,645 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,904 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,910 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,913 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,915 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,918 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,922 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,924 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,926 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,930 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,932 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,934 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,936 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,938 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,940 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,947 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,951 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,953 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,956 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,958 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,961 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,963 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,965 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:07,968 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:08,454 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:23:08,454 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:23:08,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:08,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:08,466 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:08,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-10-17 10:23:08,470 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 [2022-10-17 10:23:08,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:08,478 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:08,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:08,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:08,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:08,479 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:08,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:08,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:08,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:08,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:08,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:08,506 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:08,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-10-17 10:23:08,511 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:08,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:08,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:08,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:08,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:08,520 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:08,520 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:08,520 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:08,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:08,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:08,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:08,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:08,549 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:08,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-10-17 10:23:08,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:08,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:08,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:08,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:08,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:08,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:08,560 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:08,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:08,561 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:08,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:08,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:08,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:08,589 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:08,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-10-17 10:23:08,593 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 [2022-10-17 10:23:08,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:08,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:08,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:08,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:08,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:08,602 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:08,602 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:08,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:08,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:08,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:08,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:08,627 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:08,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-10-17 10:23:08,633 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 [2022-10-17 10:23:08,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:08,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:08,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:08,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:08,642 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:08,642 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:08,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:08,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:08,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:08,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:08,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:08,671 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:08,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-10-17 10:23:08,674 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:08,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:08,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:08,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:08,682 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:08,683 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:23:08,683 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:23:08,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:08,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:08,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:08,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:08,710 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:08,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-10-17 10:23:08,712 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 [2022-10-17 10:23:08,720 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:08,720 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:08,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:08,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:08,720 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:08,721 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:08,721 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:08,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:08,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:08,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:08,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:08,761 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:08,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-10-17 10:23:08,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:08,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:08,771 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:08,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:08,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:08,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:08,784 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:08,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:08,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:08,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-10-17 10:23:08,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:08,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:08,809 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:08,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-10-17 10:23:08,810 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:08,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:08,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:08,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:08,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:08,819 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:08,820 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:08,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:08,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:08,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:08,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:08,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:08,846 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:08,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-10-17 10:23:08,848 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 [2022-10-17 10:23:08,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:08,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:08,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:08,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:08,856 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:08,856 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:08,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:08,869 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:08,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-10-17 10:23:08,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:08,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:08,898 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:08,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-10-17 10:23:08,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:08,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:08,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:08,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:08,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:08,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:08,908 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:08,908 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:08,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:08,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:08,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:08,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:08,934 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:08,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-10-17 10:23:08,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:08,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:08,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:08,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:08,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:08,945 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:08,945 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:08,945 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:08,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:08,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-10-17 10:23:08,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:08,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:08,973 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:08,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:08,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-10-17 10:23:08,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:08,984 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:08,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:08,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:08,984 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:08,984 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:08,984 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:08,985 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:09,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:09,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:09,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:09,010 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:09,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-10-17 10:23:09,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:09,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:09,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:09,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:09,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:09,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:09,022 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:09,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:09,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:09,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:09,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:09,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:09,047 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:09,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-10-17 10:23:09,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:09,057 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:09,057 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:09,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:09,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:09,057 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:09,057 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:09,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:09,060 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:09,082 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-10-17 10:23:09,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:09,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:09,084 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:09,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:09,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-10-17 10:23:09,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:09,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:09,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:09,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:09,096 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:09,096 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:09,096 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:09,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:09,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-10-17 10:23:09,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:09,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:09,121 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:09,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-10-17 10:23:09,126 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 [2022-10-17 10:23:09,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:09,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:09,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:09,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:09,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:09,135 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:09,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:09,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:09,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-10-17 10:23:09,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:09,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:09,160 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:09,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-10-17 10:23:09,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:09,169 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:09,170 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:09,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:09,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:09,170 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:09,177 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:09,177 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:09,178 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:09,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:09,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:09,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:09,201 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:09,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-10-17 10:23:09,206 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:09,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:09,213 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:09,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:09,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:09,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:09,214 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:09,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:09,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:09,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:09,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:09,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:09,242 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:09,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-10-17 10:23:09,245 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 [2022-10-17 10:23:09,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:09,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:09,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:09,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:09,253 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:09,254 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:09,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:09,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:09,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:09,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:09,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:09,281 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:09,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-10-17 10:23:09,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:09,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:09,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:09,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:09,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:09,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:09,291 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:09,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:09,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:09,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-10-17 10:23:09,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:09,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:09,315 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:09,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-10-17 10:23:09,317 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 [2022-10-17 10:23:09,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:09,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:09,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:09,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:09,325 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:09,325 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:09,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:09,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:09,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-10-17 10:23:09,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:09,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:09,350 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:09,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-10-17 10:23:09,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:09,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:09,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:09,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:09,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:09,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:09,360 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:09,360 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:09,385 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:09,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:09,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:09,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:09,413 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:09,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-10-17 10:23:09,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:09,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:09,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:09,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:09,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:09,425 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:23:09,425 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:23:09,428 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:09,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:09,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:09,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:09,452 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:09,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-10-17 10:23:09,454 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:09,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:09,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:09,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:09,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:09,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:09,465 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:09,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:09,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:09,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:09,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:09,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:09,490 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:09,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-10-17 10:23:09,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:09,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:09,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:09,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:09,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:09,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:09,501 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:09,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:09,502 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:09,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-10-17 10:23:09,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:09,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:09,526 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:09,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-10-17 10:23:09,527 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:09,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:09,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:09,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:09,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:09,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:09,537 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:09,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:09,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:09,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:09,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:09,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:09,562 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:09,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-10-17 10:23:09,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:09,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:09,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:09,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:09,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:09,593 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:23:09,593 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:23:09,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:09,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:09,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:09,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:09,655 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:09,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:09,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-10-17 10:23:09,666 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:09,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:09,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:09,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:09,668 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:23:09,669 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:23:09,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:09,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:09,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:09,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:09,705 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:09,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-10-17 10:23:09,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:09,715 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:09,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:09,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:09,716 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:09,718 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:23:09,718 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:23:09,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:09,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-10-17 10:23:09,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:09,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:09,750 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:09,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-10-17 10:23:09,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:09,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:09,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:09,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:09,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:09,762 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:23:09,762 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:23:09,789 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:23:09,807 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2022-10-17 10:23:09,807 INFO L444 ModelExtractionUtils]: 0 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-10-17 10:23:09,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:09,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:09,810 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:09,818 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:23:09,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-10-17 10:23:09,843 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-10-17 10:23:09,843 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:23:09,843 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int g_#in~p.base) g_#in~p.offset)_1) = 2*v_rep(select (select #memory_int g_#in~p.base) g_#in~p.offset)_1 + 1 Supporting invariants [] [2022-10-17 10:23:09,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:09,890 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2022-10-17 10:23:09,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:09,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:23:09,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 10:23:09,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:23:09,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:23:09,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 19 conjunts are in the unsatisfiable core [2022-10-17 10:23:09,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:23:10,035 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 23 [2022-10-17 10:23:10,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:23:10,056 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-10-17 10:23:10,057 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 29 states and 34 transitions. cyclomatic complexity: 8 Second operand has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:23:10,184 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 29 states and 34 transitions. cyclomatic complexity: 8. Second operand has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 57 states and 66 transitions. Complement of second has 15 states. [2022-10-17 10:23:10,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2022-10-17 10:23:10,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:23:10,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 14 transitions. [2022-10-17 10:23:10,187 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 8 letters. Loop has 3 letters. [2022-10-17 10:23:10,187 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:23:10,187 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 11 letters. Loop has 3 letters. [2022-10-17 10:23:10,187 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:23:10,188 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 8 letters. Loop has 6 letters. [2022-10-17 10:23:10,188 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:23:10,188 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 57 states and 66 transitions. [2022-10-17 10:23:10,197 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-10-17 10:23:10,201 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 57 states to 40 states and 48 transitions. [2022-10-17 10:23:10,201 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2022-10-17 10:23:10,201 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-10-17 10:23:10,201 INFO L73 IsDeterministic]: Start isDeterministic. Operand 40 states and 48 transitions. [2022-10-17 10:23:10,202 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:23:10,202 INFO L218 hiAutomatonCegarLoop]: Abstraction has 40 states and 48 transitions. [2022-10-17 10:23:10,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states and 48 transitions. [2022-10-17 10:23:10,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2022-10-17 10:23:10,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 26 states have (on average 1.1538461538461537) internal successors, (30), 29 states have internal predecessors, (30), 10 states have call successors, (10), 7 states have call predecessors, (10), 4 states have return successors, (8), 3 states have call predecessors, (8), 6 states have call successors, (8) [2022-10-17 10:23:10,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 48 transitions. [2022-10-17 10:23:10,225 INFO L240 hiAutomatonCegarLoop]: Abstraction has 40 states and 48 transitions. [2022-10-17 10:23:10,225 INFO L428 stractBuchiCegarLoop]: Abstraction has 40 states and 48 transitions. [2022-10-17 10:23:10,225 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-10-17 10:23:10,226 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 48 transitions. [2022-10-17 10:23:10,227 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-10-17 10:23:10,228 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:23:10,228 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:23:10,230 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:23:10,230 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-10-17 10:23:10,231 INFO L748 eck$LassoCheckResult]: Stem: 589#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 590#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~short17#1, main_#t~mem18#1, main_#t~ret19#1.base, main_#t~ret19#1.offset, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;havoc main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;havoc main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call write~int(main_#t~nondet13#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet13#1;call write~int(main_#t~nondet14#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet14#1;call main_#t~mem15#1 := read~int(main_~p1~0#1.base, main_~p1~0#1.offset, 4);main_#t~short17#1 := main_#t~mem15#1 < 0; 597#L63 assume !main_#t~short17#1;call main_#t~mem16#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4);main_#t~short17#1 := main_#t~mem16#1 < 0; 596#L63-2 assume !main_#t~short17#1;havoc main_#t~mem15#1;havoc main_#t~mem16#1;havoc main_#t~short17#1;call main_#t~mem18#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4); 587#L66 call main_#t~ret19#1.base, main_#t~ret19#1.offset := f(main_~p1~0#1.base, main_~p1~0#1.offset, main_#t~mem18#1);< 591#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 603#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 606#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 607#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 613#L34 assume !(#t~mem5 < 0);havoc #t~mem5;call #t~mem7 := read~int(~p.base, ~p.offset, 4);#t~post8 := #t~mem7;call write~int(#t~post8 - 1, ~p.base, ~p.offset, 4);havoc #t~mem7;havoc #t~post8; 583#L42 call #t~ret9.base, #t~ret9.offset := g(~p.base, ~p.offset);< 615#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 614#L34 assume !(#t~mem5 < 0);havoc #t~mem5;call #t~mem7 := read~int(~p.base, ~p.offset, 4);#t~post8 := #t~mem7;call write~int(#t~post8 - 1, ~p.base, ~p.offset, 4);havoc #t~mem7;havoc #t~post8; 584#L42 call #t~ret9.base, #t~ret9.offset := g(~p.base, ~p.offset);< 615#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 582#L34 assume #t~mem5 < 0;havoc #t~mem5;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc6.base, #t~malloc6.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc6.base, #t~malloc6.offset;havoc #t~malloc6.base, #t~malloc6.offset; 585#gFINAL assume true; 617#gEXIT >#41#return; 598#L42-1 ~np~0.base, ~np~0.offset := #t~ret9.base, #t~ret9.offset;havoc #t~ret9.base, #t~ret9.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc10.base, #t~malloc10.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc10.base, #t~malloc10.offset;havoc #t~malloc10.base, #t~malloc10.offset; 599#gFINAL assume true; 612#gEXIT >#41#return; 611#L42-1 ~np~0.base, ~np~0.offset := #t~ret9.base, #t~ret9.offset;havoc #t~ret9.base, #t~ret9.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc10.base, #t~malloc10.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc10.base, #t~malloc10.offset;havoc #t~malloc10.base, #t~malloc10.offset; 610#gFINAL assume true; 608#gEXIT >#37#return; 586#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 588#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 605#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 581#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 600#gENTRY [2022-10-17 10:23:10,231 INFO L750 eck$LassoCheckResult]: Loop: 600#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4); 579#L34 assume !(#t~mem5 < 0);havoc #t~mem5;call #t~mem7 := read~int(~p.base, ~p.offset, 4);#t~post8 := #t~mem7;call write~int(#t~post8 - 1, ~p.base, ~p.offset, 4);havoc #t~mem7;havoc #t~post8; 580#L42 call #t~ret9.base, #t~ret9.offset := g(~p.base, ~p.offset);< 600#gENTRY [2022-10-17 10:23:10,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:10,231 INFO L85 PathProgramCache]: Analyzing trace with hash -853827823, now seen corresponding path program 2 times [2022-10-17 10:23:10,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:23:10,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728144379] [2022-10-17 10:23:10,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:23:10,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:23:10,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:10,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:23:10,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-17 10:23:11,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:23:11,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-17 10:23:11,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:23:11,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-17 10:23:11,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:23:11,604 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 10:23:11,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:23:11,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728144379] [2022-10-17 10:23:11,605 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728144379] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-17 10:23:11,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [187043715] [2022-10-17 10:23:11,605 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-17 10:23:11,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:23:11,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:11,610 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:23:11,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75548795-9164-467a-8a66-b92fd4addc41/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Waiting until timeout for monitored process [2022-10-17 10:23:11,740 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-10-17 10:23:11,740 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-17 10:23:11,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 46 conjunts are in the unsatisfiable core [2022-10-17 10:23:11,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:23:11,761 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-10-17 10:23:18,934 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2022-10-17 10:23:18,943 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 10:23:18,943 INFO L328 TraceCheckSpWp]: Computing backward predicates...