./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/string-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/string-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7c71ebd98a3b6e7de0397eeeb86fda8d96b2d4c8ea0b8e1766ce392ff80613de --- 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-2329fc7 [2022-12-13 21:01:05,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 21:01:05,055 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 21:01:05,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 21:01:05,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 21:01:05,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 21:01:05,087 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 21:01:05,089 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 21:01:05,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 21:01:05,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 21:01:05,091 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 21:01:05,097 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 21:01:05,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 21:01:05,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 21:01:05,098 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 21:01:05,099 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 21:01:05,100 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 21:01:05,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 21:01:05,101 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 21:01:05,102 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 21:01:05,103 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 21:01:05,104 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 21:01:05,105 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 21:01:05,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 21:01:05,111 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 21:01:05,112 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 21:01:05,112 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 21:01:05,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 21:01:05,113 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 21:01:05,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 21:01:05,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 21:01:05,115 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 21:01:05,116 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 21:01:05,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 21:01:05,117 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 21:01:05,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 21:01:05,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 21:01:05,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 21:01:05,118 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 21:01:05,119 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 21:01:05,120 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 21:01:05,121 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-12-13 21:01:05,141 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 21:01:05,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 21:01:05,141 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 21:01:05,141 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 21:01:05,142 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 21:01:05,143 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 21:01:05,143 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 21:01:05,143 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-12-13 21:01:05,143 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-12-13 21:01:05,143 INFO L138 SettingsManager]: * Use old map elimination=false [2022-12-13 21:01:05,143 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-12-13 21:01:05,143 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-12-13 21:01:05,144 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-12-13 21:01:05,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 21:01:05,144 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 21:01:05,144 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 21:01:05,144 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 21:01:05,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 21:01:05,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 21:01:05,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-12-13 21:01:05,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-12-13 21:01:05,145 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-12-13 21:01:05,145 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 21:01:05,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 21:01:05,145 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-12-13 21:01:05,145 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 21:01:05,146 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-12-13 21:01:05,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 21:01:05,146 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 21:01:05,146 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 21:01:05,146 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 21:01:05,147 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-12-13 21:01:05,147 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_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c71ebd98a3b6e7de0397eeeb86fda8d96b2d4c8ea0b8e1766ce392ff80613de [2022-12-13 21:01:05,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 21:01:05,356 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 21:01:05,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 21:01:05,359 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 21:01:05,360 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 21:01:05,361 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/loops/string-1.i [2022-12-13 21:01:07,907 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 21:01:08,032 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 21:01:08,032 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/sv-benchmarks/c/loops/string-1.i [2022-12-13 21:01:08,037 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/data/3f78561ff/fd4855cf5b3f402ba03da9d872edf4d3/FLAG80883730b [2022-12-13 21:01:08,047 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/data/3f78561ff/fd4855cf5b3f402ba03da9d872edf4d3 [2022-12-13 21:01:08,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 21:01:08,050 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 21:01:08,051 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 21:01:08,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 21:01:08,054 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 21:01:08,055 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:01:08" (1/1) ... [2022-12-13 21:01:08,056 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62521793 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:01:08, skipping insertion in model container [2022-12-13 21:01:08,056 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:01:08" (1/1) ... [2022-12-13 21:01:08,061 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 21:01:08,074 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 21:01:08,213 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/sv-benchmarks/c/loops/string-1.i[896,909] [2022-12-13 21:01:08,224 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:01:08,232 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 21:01:08,241 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/sv-benchmarks/c/loops/string-1.i[896,909] [2022-12-13 21:01:08,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:01:08,257 INFO L208 MainTranslator]: Completed translation [2022-12-13 21:01:08,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:01:08 WrapperNode [2022-12-13 21:01:08,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 21:01:08,258 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 21:01:08,258 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 21:01:08,258 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 21:01:08,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:01:08" (1/1) ... [2022-12-13 21:01:08,271 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:01:08" (1/1) ... [2022-12-13 21:01:08,291 INFO L138 Inliner]: procedures = 17, calls = 27, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 124 [2022-12-13 21:01:08,291 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 21:01:08,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 21:01:08,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 21:01:08,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 21:01:08,300 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:01:08" (1/1) ... [2022-12-13 21:01:08,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:01:08" (1/1) ... [2022-12-13 21:01:08,303 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:01:08" (1/1) ... [2022-12-13 21:01:08,303 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:01:08" (1/1) ... [2022-12-13 21:01:08,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:01:08" (1/1) ... [2022-12-13 21:01:08,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:01:08" (1/1) ... [2022-12-13 21:01:08,315 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:01:08" (1/1) ... [2022-12-13 21:01:08,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:01:08" (1/1) ... [2022-12-13 21:01:08,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 21:01:08,319 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 21:01:08,320 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 21:01:08,320 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 21:01:08,320 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:01:08" (1/1) ... [2022-12-13 21:01:08,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:08,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:08,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:08,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-12-13 21:01:08,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 21:01:08,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 21:01:08,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 21:01:08,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 21:01:08,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 21:01:08,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 21:01:08,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 21:01:08,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 21:01:08,445 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 21:01:08,447 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 21:01:08,595 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 21:01:08,599 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 21:01:08,599 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-13 21:01:08,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:01:08 BoogieIcfgContainer [2022-12-13 21:01:08,601 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 21:01:08,602 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-12-13 21:01:08,602 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-12-13 21:01:08,605 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-12-13 21:01:08,606 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 21:01:08,606 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.12 09:01:08" (1/3) ... [2022-12-13 21:01:08,607 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@67b5efe8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 09:01:08, skipping insertion in model container [2022-12-13 21:01:08,607 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 21:01:08,607 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:01:08" (2/3) ... [2022-12-13 21:01:08,607 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@67b5efe8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 09:01:08, skipping insertion in model container [2022-12-13 21:01:08,608 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 21:01:08,608 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:01:08" (3/3) ... [2022-12-13 21:01:08,609 INFO L332 chiAutomizerObserver]: Analyzing ICFG string-1.i [2022-12-13 21:01:08,656 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-12-13 21:01:08,656 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-12-13 21:01:08,656 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-12-13 21:01:08,656 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-12-13 21:01:08,657 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-12-13 21:01:08,657 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-12-13 21:01:08,657 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-12-13 21:01:08,657 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-12-13 21:01:08,661 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 25 states, 24 states have (on average 1.625) internal successors, (39), 24 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:08,679 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 10 [2022-12-13 21:01:08,679 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:01:08,679 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:01:08,683 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 21:01:08,683 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:01:08,684 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-12-13 21:01:08,684 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 25 states, 24 states have (on average 1.625) internal successors, (39), 24 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:08,688 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 10 [2022-12-13 21:01:08,688 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:01:08,688 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:01:08,688 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 21:01:08,689 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:01:08,695 INFO L748 eck$LassoCheckResult]: Stem: 21#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 23#L33-3true [2022-12-13 21:01:08,695 INFO L750 eck$LassoCheckResult]: Loop: 23#L33-3true assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 15#L33-2true main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 23#L33-3true [2022-12-13 21:01:08,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:08,700 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-12-13 21:01:08,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:08,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596478114] [2022-12-13 21:01:08,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:08,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:08,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:08,778 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:08,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:08,797 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:08,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:08,799 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2022-12-13 21:01:08,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:08,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133679583] [2022-12-13 21:01:08,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:08,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:08,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:08,806 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:08,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:08,811 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:08,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:08,812 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2022-12-13 21:01:08,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:08,813 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684892885] [2022-12-13 21:01:08,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:08,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:08,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:08,831 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:08,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:08,842 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:09,179 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:01:09,180 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:01:09,180 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:01:09,180 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:01:09,181 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:01:09,181 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:09,181 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:01:09,181 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:01:09,181 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration1_Lasso [2022-12-13 21:01:09,181 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:01:09,182 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:01:09,207 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:09,215 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:09,218 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:09,220 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:09,223 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:09,225 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:09,227 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:09,229 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:09,231 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:09,233 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:09,235 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:09,236 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:09,238 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:09,424 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:09,426 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:09,428 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:09,430 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:09,432 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:09,434 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:09,435 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:09,436 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:09,438 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:09,615 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:01:09,618 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:01:09,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:09,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:09,620 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:09,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-12-13 21:01:09,622 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:09,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:09,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:09,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:09,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:09,633 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:09,635 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:09,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:09,637 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:09,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:09,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:09,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:09,641 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:09,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-12-13 21:01:09,643 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:09,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:09,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:09,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:09,654 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:09,657 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:09,657 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:09,660 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:09,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-12-13 21:01:09,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:09,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:09,664 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:09,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-12-13 21:01:09,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:09,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:09,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:09,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:09,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:09,677 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:09,677 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:09,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:09,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:09,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-12-13 21:01:09,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:09,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:09,683 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:09,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-12-13 21:01:09,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:09,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:09,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:09,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:09,696 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:09,698 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:09,698 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:09,702 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:09,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-12-13 21:01:09,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:09,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:09,706 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:09,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-12-13 21:01:09,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:09,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:09,718 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:09,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:09,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:09,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:09,719 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:09,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:09,720 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:09,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-12-13 21:01:09,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:09,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:09,724 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:09,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-12-13 21:01:09,726 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:09,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:09,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:09,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:09,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:09,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:09,737 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:09,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:09,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:09,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2022-12-13 21:01:09,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:09,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:09,743 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:09,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-12-13 21:01:09,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:09,755 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:09,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:09,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:09,755 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:09,757 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:09,757 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:09,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:09,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-12-13 21:01:09,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:09,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:09,765 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:09,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-12-13 21:01:09,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:09,777 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:09,777 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:09,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:09,777 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:09,777 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:09,778 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:09,778 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:09,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:09,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-12-13 21:01:09,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:09,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:09,783 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:09,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-12-13 21:01:09,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:09,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:09,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:09,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:09,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:09,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:09,796 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:09,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:09,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:09,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:09,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:09,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:09,801 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:09,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-12-13 21:01:09,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:09,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:09,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:09,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:09,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:09,814 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:09,814 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:09,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:09,816 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:09,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2022-12-13 21:01:09,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:09,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:09,820 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:09,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-12-13 21:01:09,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:09,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:09,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:09,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:09,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:09,832 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:09,833 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:09,833 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:09,834 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:09,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-12-13 21:01:09,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:09,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:09,838 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:09,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-12-13 21:01:09,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:09,850 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:09,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:09,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:09,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:09,850 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:09,851 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:09,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:09,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:09,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2022-12-13 21:01:09,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:09,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:09,856 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:09,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-12-13 21:01:09,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:09,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:09,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:09,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:09,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:09,870 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:09,870 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:09,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:09,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2022-12-13 21:01:09,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:09,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:09,878 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:09,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-12-13 21:01:09,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:09,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:09,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:09,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:09,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:09,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:09,891 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:09,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:09,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:09,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2022-12-13 21:01:09,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:09,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:09,896 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:09,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-12-13 21:01:09,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:09,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:09,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:09,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:09,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:09,911 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:09,911 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:09,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:09,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2022-12-13 21:01:09,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:09,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:09,918 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:09,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-12-13 21:01:09,920 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:09,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:09,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:09,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:09,930 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:09,932 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:09,932 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:09,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:09,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-12-13 21:01:09,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:09,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:09,941 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:09,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-12-13 21:01:09,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:09,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:09,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:09,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:09,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:09,955 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:09,955 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:09,960 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:09,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-12-13 21:01:09,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:09,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:09,964 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:09,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-12-13 21:01:09,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:09,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:09,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:09,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:09,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:09,978 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:09,978 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:09,982 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:09,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2022-12-13 21:01:09,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:09,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:09,986 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:09,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-12-13 21:01:09,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:10,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:10,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:10,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:10,001 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:10,003 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:10,003 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:10,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:10,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-12-13 21:01:10,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:10,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:10,012 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:10,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-12-13 21:01:10,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:10,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:10,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:10,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:10,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:10,027 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:10,027 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:10,031 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:10,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:10,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:10,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:10,037 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:10,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-12-13 21:01:10,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:10,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:10,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:10,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:10,050 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:10,052 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:10,052 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:10,056 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:10,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-12-13 21:01:10,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:10,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:10,060 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:10,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-12-13 21:01:10,062 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 [2022-12-13 21:01:10,072 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:10,072 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:10,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:10,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:10,073 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:10,073 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:10,074 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:10,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:10,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-12-13 21:01:10,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:10,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:10,079 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:10,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-12-13 21:01:10,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:10,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:10,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:10,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:10,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:10,093 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:10,093 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:10,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:10,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-12-13 21:01:10,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:10,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:10,101 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:10,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-12-13 21:01:10,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:10,113 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:10,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:10,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:10,113 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:10,115 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:10,115 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:10,128 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:10,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-12-13 21:01:10,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:10,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:10,132 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:10,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-12-13 21:01:10,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:10,145 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:10,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:10,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:10,145 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:10,150 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:10,150 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:10,158 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:01:10,171 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-12-13 21:01:10,172 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 10 variables to zero. [2022-12-13 21:01:10,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:10,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:10,210 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:10,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-12-13 21:01:10,211 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:01:10,223 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 21:01:10,223 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:01:10,224 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_1, ULTIMATE.start_main_~i~0#1) = 9*v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_1 - 2*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2022-12-13 21:01:10,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-12-13 21:01:10,251 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2022-12-13 21:01:10,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:10,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:01:10,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 21:01:10,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:01:10,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:01:10,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 21:01:10,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:01:10,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:01:10,357 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-12-13 21:01:10,359 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 25 states, 24 states have (on average 1.625) internal successors, (39), 24 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:10,399 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 25 states, 24 states have (on average 1.625) internal successors, (39), 24 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 50 states and 80 transitions. Complement of second has 8 states. [2022-12-13 21:01:10,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-12-13 21:01:10,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:10,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 40 transitions. [2022-12-13 21:01:10,408 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 40 transitions. Stem has 2 letters. Loop has 2 letters. [2022-12-13 21:01:10,409 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:01:10,409 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 40 transitions. Stem has 4 letters. Loop has 2 letters. [2022-12-13 21:01:10,409 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:01:10,409 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 40 transitions. Stem has 2 letters. Loop has 4 letters. [2022-12-13 21:01:10,409 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:01:10,410 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 50 states and 80 transitions. [2022-12-13 21:01:10,413 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-12-13 21:01:10,416 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 50 states to 19 states and 28 transitions. [2022-12-13 21:01:10,417 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2022-12-13 21:01:10,417 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-12-13 21:01:10,418 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 28 transitions. [2022-12-13 21:01:10,418 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 21:01:10,418 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 28 transitions. [2022-12-13 21:01:10,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 28 transitions. [2022-12-13 21:01:10,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2022-12-13 21:01:10,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.4736842105263157) internal successors, (28), 18 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:10,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 28 transitions. [2022-12-13 21:01:10,436 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 28 transitions. [2022-12-13 21:01:10,437 INFO L428 stractBuchiCegarLoop]: Abstraction has 19 states and 28 transitions. [2022-12-13 21:01:10,437 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-12-13 21:01:10,437 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 28 transitions. [2022-12-13 21:01:10,437 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-12-13 21:01:10,437 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:01:10,437 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:01:10,438 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-12-13 21:01:10,438 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:01:10,438 INFO L748 eck$LassoCheckResult]: Stem: 164#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 159#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 160#L33-3 assume !(main_~i~0#1 < 5); 154#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 155#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 150#L37-3 [2022-12-13 21:01:10,438 INFO L750 eck$LassoCheckResult]: Loop: 150#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 149#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 150#L37-3 [2022-12-13 21:01:10,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:10,439 INFO L85 PathProgramCache]: Analyzing trace with hash 28696938, now seen corresponding path program 1 times [2022-12-13 21:01:10,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:10,439 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061069351] [2022-12-13 21:01:10,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:10,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:10,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:01:10,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:01:10,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:01:10,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061069351] [2022-12-13 21:01:10,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061069351] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:01:10,510 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:01:10,510 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 21:01:10,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186323184] [2022-12-13 21:01:10,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:01:10,512 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 21:01:10,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:10,512 INFO L85 PathProgramCache]: Analyzing trace with hash 1891, now seen corresponding path program 1 times [2022-12-13 21:01:10,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:10,512 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473150145] [2022-12-13 21:01:10,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:10,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:10,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:10,518 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:10,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:10,524 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:10,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:01:10,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 21:01:10,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:01:10,561 INFO L87 Difference]: Start difference. First operand 19 states and 28 transitions. cyclomatic complexity: 14 Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:10,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:01:10,585 INFO L93 Difference]: Finished difference Result 24 states and 30 transitions. [2022-12-13 21:01:10,585 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 30 transitions. [2022-12-13 21:01:10,586 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-12-13 21:01:10,588 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 24 states and 30 transitions. [2022-12-13 21:01:10,588 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2022-12-13 21:01:10,588 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21 [2022-12-13 21:01:10,588 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 30 transitions. [2022-12-13 21:01:10,588 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 21:01:10,589 INFO L218 hiAutomatonCegarLoop]: Abstraction has 24 states and 30 transitions. [2022-12-13 21:01:10,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 30 transitions. [2022-12-13 21:01:10,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 20. [2022-12-13 21:01:10,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.25) internal successors, (25), 19 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:10,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 25 transitions. [2022-12-13 21:01:10,591 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 25 transitions. [2022-12-13 21:01:10,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 21:01:10,592 INFO L428 stractBuchiCegarLoop]: Abstraction has 20 states and 25 transitions. [2022-12-13 21:01:10,592 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-12-13 21:01:10,592 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 25 transitions. [2022-12-13 21:01:10,593 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-12-13 21:01:10,593 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:01:10,593 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:01:10,593 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:01:10,594 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:01:10,594 INFO L748 eck$LassoCheckResult]: Stem: 213#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 208#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 209#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 206#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 207#L33-3 assume !(main_~i~0#1 < 5); 203#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 204#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 214#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 198#L37-2 [2022-12-13 21:01:10,594 INFO L750 eck$LassoCheckResult]: Loop: 198#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 199#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 198#L37-2 [2022-12-13 21:01:10,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:10,594 INFO L85 PathProgramCache]: Analyzing trace with hash 265181045, now seen corresponding path program 1 times [2022-12-13 21:01:10,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:10,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718378303] [2022-12-13 21:01:10,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:10,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:10,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:01:10,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:01:10,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:01:10,650 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718378303] [2022-12-13 21:01:10,651 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718378303] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 21:01:10,651 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [140264662] [2022-12-13 21:01:10,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:10,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:01:10,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:10,652 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 21:01:10,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2022-12-13 21:01:10,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:01:10,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 21:01:10,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:01:10,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:01:10,708 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 21:01:10,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:01:10,724 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [140264662] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 21:01:10,724 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 21:01:10,724 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-12-13 21:01:10,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255141585] [2022-12-13 21:01:10,724 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 21:01:10,725 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 21:01:10,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:10,725 INFO L85 PathProgramCache]: Analyzing trace with hash 1951, now seen corresponding path program 2 times [2022-12-13 21:01:10,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:10,725 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444996468] [2022-12-13 21:01:10,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:10,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:10,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:10,730 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:10,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:10,733 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:10,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:01:10,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 21:01:10,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-12-13 21:01:10,765 INFO L87 Difference]: Start difference. First operand 20 states and 25 transitions. cyclomatic complexity: 10 Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:10,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:01:10,821 INFO L93 Difference]: Finished difference Result 40 states and 49 transitions. [2022-12-13 21:01:10,821 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40 states and 49 transitions. [2022-12-13 21:01:10,822 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-12-13 21:01:10,823 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40 states to 40 states and 49 transitions. [2022-12-13 21:01:10,823 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2022-12-13 21:01:10,823 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2022-12-13 21:01:10,823 INFO L73 IsDeterministic]: Start isDeterministic. Operand 40 states and 49 transitions. [2022-12-13 21:01:10,823 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 21:01:10,824 INFO L218 hiAutomatonCegarLoop]: Abstraction has 40 states and 49 transitions. [2022-12-13 21:01:10,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states and 49 transitions. [2022-12-13 21:01:10,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 32. [2022-12-13 21:01:10,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.15625) internal successors, (37), 31 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:10,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 37 transitions. [2022-12-13 21:01:10,826 INFO L240 hiAutomatonCegarLoop]: Abstraction has 32 states and 37 transitions. [2022-12-13 21:01:10,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 21:01:10,827 INFO L428 stractBuchiCegarLoop]: Abstraction has 32 states and 37 transitions. [2022-12-13 21:01:10,827 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-12-13 21:01:10,827 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 37 transitions. [2022-12-13 21:01:10,828 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-12-13 21:01:10,828 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:01:10,828 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:01:10,828 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 4, 3, 1, 1, 1, 1, 1] [2022-12-13 21:01:10,828 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:01:10,828 INFO L748 eck$LassoCheckResult]: Stem: 325#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 320#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 321#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 318#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 319#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 327#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 335#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 334#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 331#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 330#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 329#L33-3 assume !(main_~i~0#1 < 5); 315#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 316#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 328#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 310#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 311#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 326#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 338#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 337#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 336#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 333#L37-2 [2022-12-13 21:01:10,829 INFO L750 eck$LassoCheckResult]: Loop: 333#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 332#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 333#L37-2 [2022-12-13 21:01:10,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:10,829 INFO L85 PathProgramCache]: Analyzing trace with hash 213314517, now seen corresponding path program 1 times [2022-12-13 21:01:10,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:10,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209777367] [2022-12-13 21:01:10,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:10,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:10,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:01:10,924 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-13 21:01:10,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:01:10,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209777367] [2022-12-13 21:01:10,924 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209777367] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 21:01:10,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1053459082] [2022-12-13 21:01:10,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:10,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:01:10,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:10,926 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 21:01:10,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2022-12-13 21:01:10,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:01:10,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 21:01:10,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:01:11,004 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-13 21:01:11,004 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 21:01:11,034 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-13 21:01:11,034 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1053459082] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 21:01:11,034 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 21:01:11,035 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2022-12-13 21:01:11,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141796214] [2022-12-13 21:01:11,035 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 21:01:11,035 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 21:01:11,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:11,035 INFO L85 PathProgramCache]: Analyzing trace with hash 1951, now seen corresponding path program 3 times [2022-12-13 21:01:11,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:11,035 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042104848] [2022-12-13 21:01:11,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:11,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:11,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:11,039 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:11,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:11,041 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:11,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:01:11,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 21:01:11,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2022-12-13 21:01:11,079 INFO L87 Difference]: Start difference. First operand 32 states and 37 transitions. cyclomatic complexity: 10 Second operand has 8 states, 8 states have (on average 2.25) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:11,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-12-13 21:01:11,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:01:11,138 INFO L93 Difference]: Finished difference Result 46 states and 56 transitions. [2022-12-13 21:01:11,138 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46 states and 56 transitions. [2022-12-13 21:01:11,140 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-12-13 21:01:11,141 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46 states to 46 states and 56 transitions. [2022-12-13 21:01:11,141 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 36 [2022-12-13 21:01:11,141 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36 [2022-12-13 21:01:11,141 INFO L73 IsDeterministic]: Start isDeterministic. Operand 46 states and 56 transitions. [2022-12-13 21:01:11,142 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 21:01:11,142 INFO L218 hiAutomatonCegarLoop]: Abstraction has 46 states and 56 transitions. [2022-12-13 21:01:11,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states and 56 transitions. [2022-12-13 21:01:11,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 36. [2022-12-13 21:01:11,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 36 states have (on average 1.1388888888888888) internal successors, (41), 35 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:11,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 41 transitions. [2022-12-13 21:01:11,146 INFO L240 hiAutomatonCegarLoop]: Abstraction has 36 states and 41 transitions. [2022-12-13 21:01:11,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:01:11,147 INFO L428 stractBuchiCegarLoop]: Abstraction has 36 states and 41 transitions. [2022-12-13 21:01:11,147 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-12-13 21:01:11,147 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 41 transitions. [2022-12-13 21:01:11,147 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-12-13 21:01:11,147 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:01:11,147 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:01:11,148 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 4, 1, 1, 1, 1, 1] [2022-12-13 21:01:11,148 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:01:11,148 INFO L748 eck$LassoCheckResult]: Stem: 528#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 523#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 524#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 521#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 522#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 530#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 542#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 540#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 538#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 537#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 534#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 533#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 532#L33-3 assume !(main_~i~0#1 < 5); 518#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 519#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 531#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 513#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 514#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 529#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 545#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 544#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 543#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 541#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 539#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 536#L37-2 [2022-12-13 21:01:11,148 INFO L750 eck$LassoCheckResult]: Loop: 536#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 535#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 536#L37-2 [2022-12-13 21:01:11,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:11,148 INFO L85 PathProgramCache]: Analyzing trace with hash 1212159477, now seen corresponding path program 2 times [2022-12-13 21:01:11,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:11,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949382528] [2022-12-13 21:01:11,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:11,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:11,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:11,170 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:11,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:11,187 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:11,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:11,187 INFO L85 PathProgramCache]: Analyzing trace with hash 1951, now seen corresponding path program 4 times [2022-12-13 21:01:11,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:11,188 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473362707] [2022-12-13 21:01:11,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:11,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:11,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:11,191 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:11,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:11,194 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:11,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:11,194 INFO L85 PathProgramCache]: Analyzing trace with hash 949121171, now seen corresponding path program 3 times [2022-12-13 21:01:11,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:11,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736376057] [2022-12-13 21:01:11,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:11,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:11,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:01:11,341 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-12-13 21:01:11,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:01:11,342 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736376057] [2022-12-13 21:01:11,342 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736376057] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 21:01:11,342 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1157988172] [2022-12-13 21:01:11,342 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-13 21:01:11,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:01:11,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:11,343 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 21:01:11,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2022-12-13 21:01:11,429 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2022-12-13 21:01:11,429 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 21:01:11,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-13 21:01:11,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:01:11,453 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-12-13 21:01:11,453 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:01:11,453 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1157988172] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:01:11,453 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 21:01:11,453 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2022-12-13 21:01:11,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40176347] [2022-12-13 21:01:11,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:01:11,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:01:11,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 21:01:11,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2022-12-13 21:01:11,481 INFO L87 Difference]: Start difference. First operand 36 states and 41 transitions. cyclomatic complexity: 10 Second operand has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:11,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:01:11,554 INFO L93 Difference]: Finished difference Result 48 states and 57 transitions. [2022-12-13 21:01:11,554 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 57 transitions. [2022-12-13 21:01:11,555 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-12-13 21:01:11,556 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 48 states and 57 transitions. [2022-12-13 21:01:11,556 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 38 [2022-12-13 21:01:11,556 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 48 [2022-12-13 21:01:11,556 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48 states and 57 transitions. [2022-12-13 21:01:11,557 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 21:01:11,557 INFO L218 hiAutomatonCegarLoop]: Abstraction has 48 states and 57 transitions. [2022-12-13 21:01:11,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states and 57 transitions. [2022-12-13 21:01:11,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 36. [2022-12-13 21:01:11,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 36 states have (on average 1.0833333333333333) internal successors, (39), 35 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:11,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 39 transitions. [2022-12-13 21:01:11,559 INFO L240 hiAutomatonCegarLoop]: Abstraction has 36 states and 39 transitions. [2022-12-13 21:01:11,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 21:01:11,560 INFO L428 stractBuchiCegarLoop]: Abstraction has 36 states and 39 transitions. [2022-12-13 21:01:11,560 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-12-13 21:01:11,561 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 39 transitions. [2022-12-13 21:01:11,561 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2022-12-13 21:01:11,561 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:01:11,561 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:01:11,562 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:01:11,562 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:01:11,562 INFO L748 eck$LassoCheckResult]: Stem: 701#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 696#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 697#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 694#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 695#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 715#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 713#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 711#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 709#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 707#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 706#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 705#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 704#L33-3 assume !(main_~i~0#1 < 5); 691#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 692#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 703#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 686#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 687#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 702#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 718#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 717#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 716#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 714#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 712#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 710#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 708#L37-3 assume !(main_~i~0#1 < 5); 699#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 700#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 685#L42-3 [2022-12-13 21:01:11,562 INFO L750 eck$LassoCheckResult]: Loop: 685#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 683#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 685#L42-3 [2022-12-13 21:01:11,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:11,563 INFO L85 PathProgramCache]: Analyzing trace with hash 1572377782, now seen corresponding path program 1 times [2022-12-13 21:01:11,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:11,563 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586645683] [2022-12-13 21:01:11,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:11,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:11,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:11,585 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:11,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:11,600 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:11,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:11,600 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 1 times [2022-12-13 21:01:11,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:11,600 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939760638] [2022-12-13 21:01:11,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:11,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:11,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:11,603 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:11,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:11,605 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:11,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:11,605 INFO L85 PathProgramCache]: Analyzing trace with hash -773438245, now seen corresponding path program 1 times [2022-12-13 21:01:11,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:11,606 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48680639] [2022-12-13 21:01:11,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:11,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:11,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:11,621 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:11,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:11,632 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:16,689 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:01:16,689 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:01:16,689 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:01:16,689 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:01:16,689 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:01:16,690 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:16,690 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:01:16,690 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:01:16,690 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration6_Lasso [2022-12-13 21:01:16,690 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:01:16,690 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:01:16,694 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:16,695 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:16,697 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:16,699 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:16,700 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:16,701 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:17,850 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:17,852 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:17,854 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:17,855 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:17,857 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:17,858 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:17,860 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:17,861 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:17,863 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:17,864 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:17,865 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:17,867 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:17,868 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:17,870 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:17,871 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:18,133 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:01:18,133 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:01:18,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:18,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:18,134 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:18,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-12-13 21:01:18,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:18,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:18,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:18,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:18,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:18,146 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:18,147 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:18,147 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:18,148 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:18,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-12-13 21:01:18,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:18,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:18,151 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:18,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-12-13 21:01:18,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:18,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:18,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:18,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:18,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:18,163 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:18,164 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:18,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:18,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:18,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-12-13 21:01:18,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:18,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:18,168 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:18,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-12-13 21:01:18,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:18,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:18,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:18,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:18,180 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:18,182 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:18,182 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:18,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:18,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2022-12-13 21:01:18,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:18,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:18,187 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:18,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-12-13 21:01:18,189 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 [2022-12-13 21:01:18,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:18,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:18,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:18,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:18,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:18,200 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:18,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:18,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:18,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2022-12-13 21:01:18,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:18,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:18,204 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:18,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-12-13 21:01:18,206 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 [2022-12-13 21:01:18,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:18,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:18,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:18,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:18,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:18,216 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:18,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:18,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:18,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-12-13 21:01:18,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:18,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:18,221 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:18,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-12-13 21:01:18,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:18,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:18,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:18,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:18,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:18,235 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:18,235 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:18,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:18,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:18,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:18,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:18,242 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:18,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-12-13 21:01:18,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:18,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:18,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:18,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:18,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:18,256 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:18,257 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:18,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:18,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-12-13 21:01:18,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:18,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:18,263 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:18,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-12-13 21:01:18,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:18,276 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:18,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:18,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:18,276 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:18,277 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:18,277 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:18,280 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:18,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-12-13 21:01:18,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:18,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:18,283 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:18,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-12-13 21:01:18,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:18,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:18,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:18,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:18,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:18,296 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:18,296 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:18,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:18,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-12-13 21:01:18,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:18,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:18,302 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:18,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-12-13 21:01:18,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:18,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:18,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:18,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:18,314 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:18,316 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:18,316 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:18,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:18,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:18,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:18,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:18,322 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:18,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-12-13 21:01:18,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:18,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:18,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:18,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:18,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:18,336 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:18,336 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:18,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:18,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-12-13 21:01:18,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:18,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:18,342 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:18,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-12-13 21:01:18,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:18,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:18,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:18,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:18,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:18,355 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:18,356 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:18,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:18,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-12-13 21:01:18,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:18,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:18,362 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:18,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-12-13 21:01:18,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:18,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:18,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:18,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:18,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:18,376 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:18,376 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:18,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:18,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-12-13 21:01:18,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:18,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:18,382 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:18,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-12-13 21:01:18,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:18,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:18,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:18,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:18,395 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:18,396 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:18,396 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:18,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:18,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-12-13 21:01:18,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:18,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:18,404 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:18,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-12-13 21:01:18,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:18,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:18,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:18,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:18,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:18,420 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:18,420 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:18,430 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:01:18,446 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2022-12-13 21:01:18,446 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2022-12-13 21:01:18,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:18,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:18,447 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:18,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-12-13 21:01:18,449 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:01:18,460 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 21:01:18,460 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:01:18,460 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_2, ULTIMATE.start_main_~nc_A~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_2 - 1*ULTIMATE.start_main_~nc_A~0#1 Supporting invariants [] [2022-12-13 21:01:18,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:18,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:18,620 INFO L156 tatePredicateManager]: 43 out of 44 supporting invariants were superfluous and have been removed [2022-12-13 21:01:18,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:18,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:01:18,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 21:01:18,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:01:18,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:01:18,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 21:01:18,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:01:18,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:01:18,742 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-12-13 21:01:18,742 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 36 states and 39 transitions. cyclomatic complexity: 6 Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:18,768 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 36 states and 39 transitions. cyclomatic complexity: 6. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 44 states and 51 transitions. Complement of second has 5 states. [2022-12-13 21:01:18,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-12-13 21:01:18,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:18,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2022-12-13 21:01:18,769 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 28 letters. Loop has 2 letters. [2022-12-13 21:01:18,770 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:01:18,770 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 30 letters. Loop has 2 letters. [2022-12-13 21:01:18,770 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:01:18,770 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 28 letters. Loop has 4 letters. [2022-12-13 21:01:18,770 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:01:18,770 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 51 transitions. [2022-12-13 21:01:18,771 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-12-13 21:01:18,771 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 38 states and 42 transitions. [2022-12-13 21:01:18,771 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35 [2022-12-13 21:01:18,771 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36 [2022-12-13 21:01:18,771 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38 states and 42 transitions. [2022-12-13 21:01:18,772 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:01:18,772 INFO L218 hiAutomatonCegarLoop]: Abstraction has 38 states and 42 transitions. [2022-12-13 21:01:18,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states and 42 transitions. [2022-12-13 21:01:18,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2022-12-13 21:01:18,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 38 states have (on average 1.105263157894737) internal successors, (42), 37 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:18,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 42 transitions. [2022-12-13 21:01:18,773 INFO L240 hiAutomatonCegarLoop]: Abstraction has 38 states and 42 transitions. [2022-12-13 21:01:18,773 INFO L428 stractBuchiCegarLoop]: Abstraction has 38 states and 42 transitions. [2022-12-13 21:01:18,773 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-12-13 21:01:18,773 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 42 transitions. [2022-12-13 21:01:18,773 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-12-13 21:01:18,773 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:01:18,774 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:01:18,774 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:01:18,774 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:01:18,774 INFO L748 eck$LassoCheckResult]: Stem: 1075#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 1070#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 1071#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1067#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1068#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1077#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1087#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1085#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1083#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1081#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1080#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1079#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1078#L33-3 assume !(main_~i~0#1 < 5); 1064#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 1065#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 1076#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1059#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1060#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1092#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1091#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1090#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1089#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1088#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1086#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1084#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1082#L37-3 assume !(main_~i~0#1 < 5); 1073#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 1074#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 1069#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1055#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 1056#L42-4 main_~nc_B~0#1 := 0; 1062#L46-3 [2022-12-13 21:01:18,774 INFO L750 eck$LassoCheckResult]: Loop: 1062#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 1061#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 1062#L46-3 [2022-12-13 21:01:18,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:18,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1793218173, now seen corresponding path program 1 times [2022-12-13 21:01:18,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:18,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200408309] [2022-12-13 21:01:18,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:18,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:18,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:18,790 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:18,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:18,809 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:18,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:18,810 INFO L85 PathProgramCache]: Analyzing trace with hash 2854, now seen corresponding path program 1 times [2022-12-13 21:01:18,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:18,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746889297] [2022-12-13 21:01:18,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:18,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:18,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:18,813 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:18,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:18,816 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:18,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:18,816 INFO L85 PathProgramCache]: Analyzing trace with hash 1000780450, now seen corresponding path program 1 times [2022-12-13 21:01:18,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:18,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889218327] [2022-12-13 21:01:18,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:18,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:18,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:18,829 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:18,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:18,840 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:24,146 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:01:24,146 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:01:24,146 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:01:24,146 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:01:24,146 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:01:24,146 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:24,146 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:01:24,146 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:01:24,147 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration7_Lasso [2022-12-13 21:01:24,147 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:01:24,147 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:01:24,150 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:24,151 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:24,153 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:24,154 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:24,156 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:24,157 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:24,158 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:24,159 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:24,160 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:24,162 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:24,163 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:24,164 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:24,166 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:24,167 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:24,168 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:24,170 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:24,171 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:25,265 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:25,266 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:25,267 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:25,453 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:01:25,453 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:01:25,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,454 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-12-13 21:01:25,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:25,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,466 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,467 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:25,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:25,468 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:25,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,471 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-12-13 21:01:25,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,483 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:25,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,483 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,483 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:25,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:25,485 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:25,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,488 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-12-13 21:01:25,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:25,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,500 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:25,500 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:25,501 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:25,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,504 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-12-13 21:01:25,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,516 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,517 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:25,517 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:25,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-12-13 21:01:25,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,524 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-12-13 21:01:25,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:25,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,537 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:25,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:25,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:25,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,541 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-12-13 21:01:25,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:25,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:25,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:25,556 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:25,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,559 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-12-13 21:01:25,560 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,571 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:25,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,571 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,571 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:25,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:25,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:25,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,576 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-12-13 21:01:25,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:25,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,588 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:25,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:25,589 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:25,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,592 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-12-13 21:01:25,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,605 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:25,605 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:25,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:25,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,611 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-12-13 21:01:25,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:25,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,623 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:25,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:25,625 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-12-13 21:01:25,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,628 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-12-13 21:01:25,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:25,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,640 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,640 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:25,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:25,642 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-12-13 21:01:25,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,645 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-12-13 21:01:25,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,657 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,658 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:25,658 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:25,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-12-13 21:01:25,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,664 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-12-13 21:01:25,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:25,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,677 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:25,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:25,678 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-12-13 21:01:25,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,681 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-12-13 21:01:25,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:25,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,693 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:25,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:25,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:25,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,698 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-12-13 21:01:25,700 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,709 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:25,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,710 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:25,710 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:25,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:25,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,714 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-12-13 21:01:25,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,726 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:25,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,726 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,727 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:25,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:25,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:25,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,731 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-12-13 21:01:25,733 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,744 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:25,744 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:25,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-12-13 21:01:25,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,750 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-12-13 21:01:25,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,761 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,763 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:25,763 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:25,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-12-13 21:01:25,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,770 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-12-13 21:01:25,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,781 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,782 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:25,783 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:25,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-12-13 21:01:25,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,789 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-12-13 21:01:25,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,802 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:25,802 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:25,806 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:25,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,809 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-12-13 21:01:25,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,822 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,822 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,824 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:25,824 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:25,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-12-13 21:01:25,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,833 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-12-13 21:01:25,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,846 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:25,846 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:25,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-12-13 21:01:25,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,852 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-12-13 21:01:25,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,865 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 21:01:25,865 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,868 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-12-13 21:01:25,868 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-12-13 21:01:25,881 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-12-13 21:01:25,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,884 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-12-13 21:01:25,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,897 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,898 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:25,898 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:25,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-12-13 21:01:25,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,905 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-12-13 21:01:25,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,919 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:25,919 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:25,922 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-12-13 21:01:25,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,925 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-12-13 21:01:25,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,939 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:25,939 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:25,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:25,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,945 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-12-13 21:01:25,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,959 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:25,959 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:25,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-12-13 21:01:25,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,965 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-12-13 21:01:25,967 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,977 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,978 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:25,978 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:25,981 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:25,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-12-13 21:01:25,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:25,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:25,984 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:25,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-12-13 21:01:25,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:25,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:25,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:25,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:25,996 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:25,997 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:25,997 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:26,000 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:26,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2022-12-13 21:01:26,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:26,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:26,003 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:26,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-12-13 21:01:26,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:26,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:26,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:26,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:26,014 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:26,015 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:26,015 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:26,018 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:26,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2022-12-13 21:01:26,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:26,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:26,021 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:26,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-12-13 21:01:26,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:26,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:26,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:26,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:26,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:26,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:26,033 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:26,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:26,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:26,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-12-13 21:01:26,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:26,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:26,037 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:26,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-12-13 21:01:26,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:26,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:26,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:26,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:26,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:26,051 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:26,051 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:26,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:26,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-12-13 21:01:26,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:26,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:26,058 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:26,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-12-13 21:01:26,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:26,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:26,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:26,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:26,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:26,071 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:26,071 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:26,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:26,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2022-12-13 21:01:26,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:26,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:26,078 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:26,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-12-13 21:01:26,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:26,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:26,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:26,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:26,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:26,093 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:26,094 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:26,104 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:01:26,130 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2022-12-13 21:01:26,130 INFO L444 ModelExtractionUtils]: 0 out of 19 variables were initially zero. Simplification set additionally 16 variables to zero. [2022-12-13 21:01:26,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:26,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:26,131 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:26,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-12-13 21:01:26,133 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:01:26,143 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 21:01:26,143 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:01:26,144 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_3, ULTIMATE.start_main_~nc_B~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_3 - 1*ULTIMATE.start_main_~nc_B~0#1 Supporting invariants [] [2022-12-13 21:01:26,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:26,289 INFO L156 tatePredicateManager]: 38 out of 41 supporting invariants were superfluous and have been removed [2022-12-13 21:01:26,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:26,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:01:26,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-13 21:01:26,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:01:26,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:01:26,446 WARN L261 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 21:01:26,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:01:26,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:01:26,468 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-12-13 21:01:26,468 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 42 transitions. cyclomatic complexity: 7 Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:26,519 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 42 transitions. cyclomatic complexity: 7. Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 53 states and 61 transitions. Complement of second has 9 states. [2022-12-13 21:01:26,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 3 stem states 1 non-accepting loop states 2 accepting loop states [2022-12-13 21:01:26,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:26,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 28 transitions. [2022-12-13 21:01:26,520 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 28 transitions. Stem has 31 letters. Loop has 2 letters. [2022-12-13 21:01:26,520 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:01:26,520 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 28 transitions. Stem has 33 letters. Loop has 2 letters. [2022-12-13 21:01:26,521 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:01:26,521 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 28 transitions. Stem has 31 letters. Loop has 4 letters. [2022-12-13 21:01:26,521 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:01:26,521 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 53 states and 61 transitions. [2022-12-13 21:01:26,522 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-12-13 21:01:26,522 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 53 states to 41 states and 45 transitions. [2022-12-13 21:01:26,522 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 37 [2022-12-13 21:01:26,522 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2022-12-13 21:01:26,523 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41 states and 45 transitions. [2022-12-13 21:01:26,523 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:01:26,523 INFO L218 hiAutomatonCegarLoop]: Abstraction has 41 states and 45 transitions. [2022-12-13 21:01:26,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states and 45 transitions. [2022-12-13 21:01:26,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 38. [2022-12-13 21:01:26,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 38 states have (on average 1.0789473684210527) internal successors, (41), 37 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:26,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 41 transitions. [2022-12-13 21:01:26,525 INFO L240 hiAutomatonCegarLoop]: Abstraction has 38 states and 41 transitions. [2022-12-13 21:01:26,525 INFO L428 stractBuchiCegarLoop]: Abstraction has 38 states and 41 transitions. [2022-12-13 21:01:26,525 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-12-13 21:01:26,525 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 41 transitions. [2022-12-13 21:01:26,526 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-12-13 21:01:26,526 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:01:26,526 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:01:26,527 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:01:26,527 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:01:26,527 INFO L748 eck$LassoCheckResult]: Stem: 1464#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 1459#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 1460#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1456#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1457#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1473#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1472#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1471#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1470#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1469#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1468#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1467#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1466#L33-3 assume !(main_~i~0#1 < 5); 1453#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 1454#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 1465#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1448#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1449#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1481#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1480#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1479#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1478#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1477#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1476#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1475#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1474#L37-3 assume !(main_~i~0#1 < 5); 1462#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 1463#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 1458#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1446#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 1447#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1444#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 1445#L42-4 main_~nc_B~0#1 := 0; 1451#L46-3 [2022-12-13 21:01:26,527 INFO L750 eck$LassoCheckResult]: Loop: 1451#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 1450#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 1451#L46-3 [2022-12-13 21:01:26,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:26,528 INFO L85 PathProgramCache]: Analyzing trace with hash 1000831032, now seen corresponding path program 1 times [2022-12-13 21:01:26,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:26,528 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548038576] [2022-12-13 21:01:26,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:26,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:26,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:26,542 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:26,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:26,555 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:26,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:26,555 INFO L85 PathProgramCache]: Analyzing trace with hash 2854, now seen corresponding path program 2 times [2022-12-13 21:01:26,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:26,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701508236] [2022-12-13 21:01:26,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:26,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:26,558 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:26,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:26,560 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:26,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:26,561 INFO L85 PathProgramCache]: Analyzing trace with hash -274050659, now seen corresponding path program 1 times [2022-12-13 21:01:26,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:26,561 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361791142] [2022-12-13 21:01:26,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:26,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:26,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:26,576 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:26,591 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:27,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2022-12-13 21:01:31,423 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:01:31,424 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:01:31,424 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:01:31,424 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:01:31,424 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:01:31,424 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:31,424 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:01:31,424 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:01:31,424 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration8_Lasso [2022-12-13 21:01:31,424 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:01:31,424 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:01:31,425 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:31,427 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:31,428 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:31,430 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:31,431 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:31,432 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:31,433 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:31,434 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:31,435 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:31,436 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:31,437 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:31,438 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:31,440 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:31,441 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:31,442 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:32,431 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:32,432 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:32,433 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:32,434 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:32,435 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:32,699 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:01:32,699 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:01:32,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:32,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:32,700 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:32,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-12-13 21:01:32,702 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:32,712 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:32,712 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:32,712 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:32,712 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:32,712 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:32,712 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:32,712 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:32,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:32,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2022-12-13 21:01:32,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:32,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:32,716 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:32,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-12-13 21:01:32,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:32,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:32,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:32,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:32,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:32,728 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:32,728 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:32,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:32,729 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:32,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:32,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:32,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:32,733 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:32,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-12-13 21:01:32,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:32,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:32,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:32,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:32,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:32,746 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:32,747 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:32,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:32,748 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:32,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:32,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:32,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:32,751 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:32,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-12-13 21:01:32,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:32,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:32,763 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:32,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:32,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:32,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:32,763 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:32,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:32,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:32,766 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:32,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:32,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:32,767 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:32,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-12-13 21:01:32,770 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:32,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:32,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:32,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:32,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:32,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:32,780 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:32,780 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:32,781 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:32,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:32,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:32,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:32,784 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:32,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-12-13 21:01:32,786 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:32,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:32,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:32,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:32,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:32,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:32,797 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:32,797 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:32,798 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:32,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:32,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:32,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:32,801 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:32,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-12-13 21:01:32,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:32,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:32,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:32,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:32,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:32,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:32,814 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:32,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:32,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:32,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2022-12-13 21:01:32,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:32,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:32,818 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:32,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-12-13 21:01:32,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:32,830 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:32,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:32,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:32,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:32,831 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:32,831 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:32,831 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:32,832 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:32,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:32,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:32,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:32,835 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:32,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-12-13 21:01:32,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:32,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:32,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:32,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:32,848 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:32,849 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:32,849 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:32,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:32,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2022-12-13 21:01:32,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:32,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:32,855 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:32,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-12-13 21:01:32,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:32,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:32,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:32,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:32,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:32,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:32,867 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:32,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:32,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:32,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2022-12-13 21:01:32,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:32,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:32,871 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:32,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-12-13 21:01:32,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:32,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:32,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:32,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:32,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:32,884 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:32,885 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:32,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:32,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2022-12-13 21:01:32,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:32,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:32,890 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:32,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-12-13 21:01:32,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:32,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:32,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:32,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:32,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:32,904 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:32,904 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:32,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:32,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:32,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:32,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:32,910 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:32,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-12-13 21:01:32,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:32,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:32,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:32,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:32,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:32,925 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:32,925 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:32,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:32,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:32,929 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2022-12-13 21:01:32,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:32,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:32,930 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:32,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-12-13 21:01:32,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:32,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:32,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:32,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:32,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:32,942 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:32,943 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:32,943 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:32,944 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:32,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2022-12-13 21:01:32,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:32,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:32,947 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:32,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-12-13 21:01:32,950 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:32,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:32,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:32,960 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:32,960 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:32,961 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:32,961 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:32,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:32,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:32,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:32,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:32,967 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:32,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-12-13 21:01:32,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:32,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:32,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:32,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:32,979 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:32,980 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:32,980 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:32,983 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:32,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2022-12-13 21:01:32,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:32,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:32,985 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:32,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-12-13 21:01:32,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:32,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:32,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:32,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:32,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:32,998 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:32,998 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:33,001 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:33,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2022-12-13 21:01:33,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:33,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:33,004 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:33,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-12-13 21:01:33,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:33,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:33,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:33,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:33,017 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:33,021 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:33,021 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:33,033 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:01:33,055 INFO L443 ModelExtractionUtils]: Simplification made 15 calls to the SMT solver. [2022-12-13 21:01:33,055 INFO L444 ModelExtractionUtils]: 1 out of 22 variables were initially zero. Simplification set additionally 16 variables to zero. [2022-12-13 21:01:33,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:33,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:33,056 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:33,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-12-13 21:01:33,058 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:01:33,070 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-12-13 21:01:33,070 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:01:33,070 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nc_B~0#1, ULTIMATE.start_main_~nc_A~0#1) = -2*ULTIMATE.start_main_~nc_B~0#1 + 9*ULTIMATE.start_main_~nc_A~0#1 Supporting invariants [5*ULTIMATE.start_main_~nc_A~0#1 - 1*v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_4 >= 0] [2022-12-13 21:01:33,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2022-12-13 21:01:33,223 INFO L156 tatePredicateManager]: 38 out of 43 supporting invariants were superfluous and have been removed [2022-12-13 21:01:33,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:33,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:01:33,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-13 21:01:33,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:01:33,297 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-12-13 21:01:33,298 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2022-12-13 21:01:33,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2022-12-13 21:01:33,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:01:33,524 WARN L261 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-13 21:01:33,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:01:33,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:01:33,559 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2022-12-13 21:01:33,559 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 41 transitions. cyclomatic complexity: 6 Second operand has 12 states, 12 states have (on average 2.25) internal successors, (27), 12 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:33,751 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 41 transitions. cyclomatic complexity: 6. Second operand has 12 states, 12 states have (on average 2.25) internal successors, (27), 12 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 51 states and 58 transitions. Complement of second has 14 states. [2022-12-13 21:01:33,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 12 states 9 stem states 1 non-accepting loop states 2 accepting loop states [2022-12-13 21:01:33,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.25) internal successors, (27), 12 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:33,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 41 transitions. [2022-12-13 21:01:33,753 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 41 transitions. Stem has 33 letters. Loop has 2 letters. [2022-12-13 21:01:33,753 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:01:33,753 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 41 transitions. Stem has 35 letters. Loop has 2 letters. [2022-12-13 21:01:33,753 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:01:33,753 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 41 transitions. Stem has 33 letters. Loop has 4 letters. [2022-12-13 21:01:33,754 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:01:33,754 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 51 states and 58 transitions. [2022-12-13 21:01:33,754 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-12-13 21:01:33,755 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 51 states to 50 states and 57 transitions. [2022-12-13 21:01:33,755 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 41 [2022-12-13 21:01:33,755 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 43 [2022-12-13 21:01:33,755 INFO L73 IsDeterministic]: Start isDeterministic. Operand 50 states and 57 transitions. [2022-12-13 21:01:33,755 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:01:33,755 INFO L218 hiAutomatonCegarLoop]: Abstraction has 50 states and 57 transitions. [2022-12-13 21:01:33,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states and 57 transitions. [2022-12-13 21:01:33,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 46. [2022-12-13 21:01:33,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 46 states have (on average 1.1304347826086956) internal successors, (52), 45 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:33,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 52 transitions. [2022-12-13 21:01:33,758 INFO L240 hiAutomatonCegarLoop]: Abstraction has 46 states and 52 transitions. [2022-12-13 21:01:33,758 INFO L428 stractBuchiCegarLoop]: Abstraction has 46 states and 52 transitions. [2022-12-13 21:01:33,758 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-12-13 21:01:33,758 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 52 transitions. [2022-12-13 21:01:33,758 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-12-13 21:01:33,758 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:01:33,759 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:01:33,759 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:01:33,759 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:01:33,759 INFO L748 eck$LassoCheckResult]: Stem: 1888#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 1881#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 1882#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1876#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1877#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1908#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1906#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1904#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1902#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1900#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1898#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1896#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1894#L33-3 assume !(main_~i~0#1 < 5); 1873#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 1874#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 1889#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1867#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1868#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1907#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1905#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1903#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1901#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1899#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1897#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1895#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1893#L37-3 assume !(main_~i~0#1 < 5); 1884#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 1885#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 1878#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1865#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 1866#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1880#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 1879#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1863#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 1864#L42-4 main_~nc_B~0#1 := 0; 1886#L46-3 [2022-12-13 21:01:33,759 INFO L750 eck$LassoCheckResult]: Loop: 1886#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 1887#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 1886#L46-3 [2022-12-13 21:01:33,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:33,760 INFO L85 PathProgramCache]: Analyzing trace with hash -274000077, now seen corresponding path program 2 times [2022-12-13 21:01:33,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:33,760 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768018351] [2022-12-13 21:01:33,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:33,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:33,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:33,775 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:33,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:33,785 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:33,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:33,786 INFO L85 PathProgramCache]: Analyzing trace with hash 2854, now seen corresponding path program 3 times [2022-12-13 21:01:33,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:33,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501962005] [2022-12-13 21:01:33,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:33,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:33,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:33,788 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:33,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:33,790 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:33,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:33,791 INFO L85 PathProgramCache]: Analyzing trace with hash -1321067048, now seen corresponding path program 2 times [2022-12-13 21:01:33,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:33,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441402742] [2022-12-13 21:01:33,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:33,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:33,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:33,807 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:33,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:33,820 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:40,066 WARN L233 SmtUtils]: Spent 6.22s on a formula simplification. DAG size of input: 267 DAG size of output: 202 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 21:01:40,850 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:01:40,850 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:01:40,850 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:01:40,851 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:01:40,851 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:01:40,851 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:40,851 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:01:40,851 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:01:40,851 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration9_Lasso [2022-12-13 21:01:40,851 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:01:40,851 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:01:40,852 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:40,854 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:40,854 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:40,855 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:40,856 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:40,858 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:40,859 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:40,860 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:40,861 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:40,862 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:40,863 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:40,864 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:40,865 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:40,866 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:40,867 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:40,868 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:40,869 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:42,203 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:42,205 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:42,206 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:42,490 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:01:42,490 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:01:42,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,491 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-12-13 21:01:42,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:42,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,504 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:42,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,504 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,504 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:42,504 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:42,505 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:42,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,508 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-12-13 21:01:42,511 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 [2022-12-13 21:01:42,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:42,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,522 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,522 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:42,522 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:42,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2022-12-13 21:01:42,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,527 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-12-13 21:01:42,529 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:42,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:42,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,540 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:42,540 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:42,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2022-12-13 21:01:42,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,544 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-12-13 21:01:42,546 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:42,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:42,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,556 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:42,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:42,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2022-12-13 21:01:42,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,560 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-12-13 21:01:42,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:42,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,578 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:42,578 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:42,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2022-12-13 21:01:42,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,584 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-12-13 21:01:42,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:42,596 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,596 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:42,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,596 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,596 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,596 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:42,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:42,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2022-12-13 21:01:42,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,600 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2022-12-13 21:01:42,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:42,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:42,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,613 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:42,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:42,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2022-12-13 21:01:42,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,617 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2022-12-13 21:01:42,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:42,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,628 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:42,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,628 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,629 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:42,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:42,630 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2022-12-13 21:01:42,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,633 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2022-12-13 21:01:42,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:42,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:42,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,646 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:42,646 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:42,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2022-12-13 21:01:42,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,650 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2022-12-13 21:01:42,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:42,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,662 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,663 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:42,663 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:42,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2022-12-13 21:01:42,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,669 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2022-12-13 21:01:42,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:42,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,682 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:42,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,682 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,682 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:42,682 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:42,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2022-12-13 21:01:42,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,686 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2022-12-13 21:01:42,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:42,699 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,699 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:42,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,699 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,700 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:42,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:42,701 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2022-12-13 21:01:42,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,704 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2022-12-13 21:01:42,706 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:42,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:42,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,717 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,717 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:42,717 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:42,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Ended with exit code 0 [2022-12-13 21:01:42,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,722 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2022-12-13 21:01:42,724 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:42,734 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:42,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,734 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,735 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:42,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:42,736 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Ended with exit code 0 [2022-12-13 21:01:42,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,739 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2022-12-13 21:01:42,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:42,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,752 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:42,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,752 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:42,752 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:42,754 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2022-12-13 21:01:42,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,757 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2022-12-13 21:01:42,759 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:42,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:42,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,770 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,770 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:42,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:42,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2022-12-13 21:01:42,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,775 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2022-12-13 21:01:42,776 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 [2022-12-13 21:01:42,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,787 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,788 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:42,788 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:42,791 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2022-12-13 21:01:42,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,795 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2022-12-13 21:01:42,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:42,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,807 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 21:01:42,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,807 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,809 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 21:01:42,809 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:42,813 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2022-12-13 21:01:42,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,816 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2022-12-13 21:01:42,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:42,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,828 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,829 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:42,829 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:42,832 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2022-12-13 21:01:42,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,835 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2022-12-13 21:01:42,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:42,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,848 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:42,848 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:42,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Ended with exit code 0 [2022-12-13 21:01:42,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,854 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2022-12-13 21:01:42,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:42,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,868 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:42,868 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:42,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Ended with exit code 0 [2022-12-13 21:01:42,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,874 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2022-12-13 21:01:42,876 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:42,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:01:42,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,888 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:01:42,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:01:42,889 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Ended with exit code 0 [2022-12-13 21:01:42,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,892 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2022-12-13 21:01:42,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:42,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,904 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,905 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:42,905 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:42,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:42,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,911 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2022-12-13 21:01:42,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:42,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,922 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,924 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:42,924 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:42,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:42,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,930 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2022-12-13 21:01:42,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:42,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,944 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:42,944 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:42,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:42,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Ended with exit code 0 [2022-12-13 21:01:42,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:42,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:42,950 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:42,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2022-12-13 21:01:42,952 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:42,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:42,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:42,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:42,963 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:42,967 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:42,967 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:42,984 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:01:43,000 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-12-13 21:01:43,000 INFO L444 ModelExtractionUtils]: 10 out of 22 variables were initially zero. Simplification set additionally 9 variables to zero. [2022-12-13 21:01:43,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:43,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:43,001 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:43,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2022-12-13 21:01:43,003 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:01:43,015 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 21:01:43,015 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:01:43,015 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_5, ULTIMATE.start_main_~nc_B~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_5 - 1*ULTIMATE.start_main_~nc_B~0#1 Supporting invariants [] [2022-12-13 21:01:43,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Ended with exit code 0 [2022-12-13 21:01:43,319 INFO L156 tatePredicateManager]: 58 out of 61 supporting invariants were superfluous and have been removed [2022-12-13 21:01:43,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Ended with exit code 0 [2022-12-13 21:01:43,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:43,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:01:43,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-13 21:01:43,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:01:43,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:01:43,489 WARN L261 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 21:01:43,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:01:43,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:01:43,509 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2022-12-13 21:01:43,509 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 46 states and 52 transitions. cyclomatic complexity: 10 Second operand has 7 states, 7 states have (on average 3.0) internal successors, (21), 7 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:43,567 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 46 states and 52 transitions. cyclomatic complexity: 10. Second operand has 7 states, 7 states have (on average 3.0) internal successors, (21), 7 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 65 states and 78 transitions. Complement of second has 10 states. [2022-12-13 21:01:43,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 5 stem states 1 non-accepting loop states 2 accepting loop states [2022-12-13 21:01:43,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 3.0) internal successors, (21), 7 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:43,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 33 transitions. [2022-12-13 21:01:43,569 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 33 transitions. Stem has 35 letters. Loop has 2 letters. [2022-12-13 21:01:43,569 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:01:43,569 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 33 transitions. Stem has 37 letters. Loop has 2 letters. [2022-12-13 21:01:43,569 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:01:43,569 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 33 transitions. Stem has 35 letters. Loop has 4 letters. [2022-12-13 21:01:43,570 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:01:43,570 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 65 states and 78 transitions. [2022-12-13 21:01:43,570 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2022-12-13 21:01:43,571 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 65 states to 62 states and 73 transitions. [2022-12-13 21:01:43,571 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 47 [2022-12-13 21:01:43,571 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 50 [2022-12-13 21:01:43,571 INFO L73 IsDeterministic]: Start isDeterministic. Operand 62 states and 73 transitions. [2022-12-13 21:01:43,571 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:01:43,571 INFO L218 hiAutomatonCegarLoop]: Abstraction has 62 states and 73 transitions. [2022-12-13 21:01:43,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states and 73 transitions. [2022-12-13 21:01:43,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 48. [2022-12-13 21:01:43,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 48 states have (on average 1.1458333333333333) internal successors, (55), 47 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:43,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 55 transitions. [2022-12-13 21:01:43,574 INFO L240 hiAutomatonCegarLoop]: Abstraction has 48 states and 55 transitions. [2022-12-13 21:01:43,574 INFO L428 stractBuchiCegarLoop]: Abstraction has 48 states and 55 transitions. [2022-12-13 21:01:43,574 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-12-13 21:01:43,574 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 48 states and 55 transitions. [2022-12-13 21:01:43,574 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-12-13 21:01:43,574 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:01:43,574 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:01:43,575 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:01:43,575 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:01:43,575 INFO L748 eck$LassoCheckResult]: Stem: 2393#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 2386#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 2387#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2382#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2383#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2395#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2406#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2404#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2402#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2400#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2399#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2398#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2397#L33-3 assume !(main_~i~0#1 < 5); 2379#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 2380#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 2394#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2373#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2374#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2411#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2410#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2409#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2408#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2407#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2405#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2403#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2401#L37-3 assume !(main_~i~0#1 < 5); 2389#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 2390#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 2384#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2371#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 2372#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2369#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 2370#L42-4 main_~nc_B~0#1 := 0; 2412#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2375#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 2376#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 2381#L55-2 [2022-12-13 21:01:43,575 INFO L750 eck$LassoCheckResult]: Loop: 2381#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 2388#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 2381#L55-2 [2022-12-13 21:01:43,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:43,576 INFO L85 PathProgramCache]: Analyzing trace with hash 94364173, now seen corresponding path program 1 times [2022-12-13 21:01:43,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:43,576 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056033072] [2022-12-13 21:01:43,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:43,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:43,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:01:43,638 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-13 21:01:43,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:01:43,638 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056033072] [2022-12-13 21:01:43,638 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056033072] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 21:01:43,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1086794778] [2022-12-13 21:01:43,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:43,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:01:43,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:43,640 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 21:01:43,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (128)] Waiting until timeout for monitored process [2022-12-13 21:01:43,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:01:43,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 21:01:43,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:01:43,720 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-13 21:01:43,720 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:01:43,720 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1086794778] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:01:43,720 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 21:01:43,720 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2022-12-13 21:01:43,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866767564] [2022-12-13 21:01:43,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:01:43,720 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 21:01:43,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:43,721 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 1 times [2022-12-13 21:01:43,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:43,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154614331] [2022-12-13 21:01:43,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:43,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:43,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:43,723 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:43,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:43,725 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:43,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:01:43,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 21:01:43,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-12-13 21:01:43,779 INFO L87 Difference]: Start difference. First operand 48 states and 55 transitions. cyclomatic complexity: 11 Second operand has 5 states, 4 states have (on average 5.0) internal successors, (20), 5 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:43,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:01:43,793 INFO L93 Difference]: Finished difference Result 53 states and 60 transitions. [2022-12-13 21:01:43,793 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 53 states and 60 transitions. [2022-12-13 21:01:43,793 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-12-13 21:01:43,794 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 53 states to 51 states and 57 transitions. [2022-12-13 21:01:43,794 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 42 [2022-12-13 21:01:43,794 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 42 [2022-12-13 21:01:43,794 INFO L73 IsDeterministic]: Start isDeterministic. Operand 51 states and 57 transitions. [2022-12-13 21:01:43,794 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:01:43,794 INFO L218 hiAutomatonCegarLoop]: Abstraction has 51 states and 57 transitions. [2022-12-13 21:01:43,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states and 57 transitions. [2022-12-13 21:01:43,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 50. [2022-12-13 21:01:43,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 50 states have (on average 1.12) internal successors, (56), 49 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:43,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 56 transitions. [2022-12-13 21:01:43,797 INFO L240 hiAutomatonCegarLoop]: Abstraction has 50 states and 56 transitions. [2022-12-13 21:01:43,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 21:01:43,798 INFO L428 stractBuchiCegarLoop]: Abstraction has 50 states and 56 transitions. [2022-12-13 21:01:43,798 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-12-13 21:01:43,798 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 50 states and 56 transitions. [2022-12-13 21:01:43,798 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-12-13 21:01:43,799 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:01:43,799 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:01:43,799 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:01:43,799 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:01:43,799 INFO L748 eck$LassoCheckResult]: Stem: 2610#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 2603#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 2604#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2599#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2600#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2621#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2619#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2618#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2617#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2616#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2615#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2614#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2613#L33-3 assume !(main_~i~0#1 < 5); 2595#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 2596#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 2611#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2589#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2590#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2629#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2627#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2626#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2625#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2624#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2623#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2622#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2620#L37-3 assume !(main_~i~0#1 < 5); 2606#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 2607#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 2601#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2587#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 2588#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2585#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 2586#L42-4 main_~nc_B~0#1 := 0; 2612#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2593#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 2594#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2609#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 2597#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 2598#L55-2 [2022-12-13 21:01:43,799 INFO L750 eck$LassoCheckResult]: Loop: 2598#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 2605#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 2598#L55-2 [2022-12-13 21:01:43,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:43,800 INFO L85 PathProgramCache]: Analyzing trace with hash 489706120, now seen corresponding path program 1 times [2022-12-13 21:01:43,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:43,800 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149771011] [2022-12-13 21:01:43,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:43,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:43,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:43,816 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:43,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:43,830 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:43,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:43,830 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 2 times [2022-12-13 21:01:43,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:43,831 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303283954] [2022-12-13 21:01:43,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:43,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:43,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:43,834 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:43,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:43,836 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:43,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:43,836 INFO L85 PathProgramCache]: Analyzing trace with hash -1838818645, now seen corresponding path program 1 times [2022-12-13 21:01:43,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:43,836 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835004033] [2022-12-13 21:01:43,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:43,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:43,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:43,852 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:43,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:43,876 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:50,247 WARN L233 SmtUtils]: Spent 6.31s on a formula simplification. DAG size of input: 280 DAG size of output: 214 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 21:01:51,447 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:01:51,447 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:01:51,447 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:01:51,447 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:01:51,447 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:01:51,447 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:51,447 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:01:51,447 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:01:51,447 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration11_Lasso [2022-12-13 21:01:51,447 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:01:51,447 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:01:51,449 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:51,451 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:52,855 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:52,856 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:52,857 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:52,859 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:52,859 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:52,860 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:52,861 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:52,862 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:52,863 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:52,864 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:52,865 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:52,866 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:52,867 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:52,868 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:52,869 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:52,870 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:52,870 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:01:53,251 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:01:53,251 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:01:53,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:53,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:53,252 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:53,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2022-12-13 21:01:53,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:53,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:53,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:53,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:53,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:53,266 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:53,266 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:53,269 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:53,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Ended with exit code 0 [2022-12-13 21:01:53,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:53,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:53,272 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:53,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2022-12-13 21:01:53,274 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:53,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:53,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:53,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:53,285 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:53,286 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:53,286 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:53,290 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:53,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2022-12-13 21:01:53,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:53,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:53,293 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:53,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2022-12-13 21:01:53,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:53,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:53,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:53,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:53,304 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:53,306 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:53,306 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:53,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:53,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2022-12-13 21:01:53,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:53,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:53,311 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:53,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2022-12-13 21:01:53,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:53,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:53,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:53,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:53,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:53,324 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:53,325 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:53,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:53,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:53,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:53,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:53,331 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:53,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2022-12-13 21:01:53,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:53,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:53,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:53,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:53,343 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:53,344 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:53,344 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:53,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:53,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2022-12-13 21:01:53,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:53,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:53,350 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:53,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2022-12-13 21:01:53,352 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 [2022-12-13 21:01:53,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:53,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:53,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:53,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:53,364 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:53,364 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:53,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:53,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Forceful destruction successful, exit code 0 [2022-12-13 21:01:53,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:53,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:53,371 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:53,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2022-12-13 21:01:53,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:53,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:53,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:53,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:53,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:53,390 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:53,390 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:53,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:01:53,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Ended with exit code 0 [2022-12-13 21:01:53,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:53,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:53,396 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:53,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2022-12-13 21:01:53,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:01:53,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:01:53,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:01:53,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:01:53,409 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:01:53,414 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:01:53,414 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:01:53,428 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:01:53,455 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2022-12-13 21:01:53,455 INFO L444 ModelExtractionUtils]: 3 out of 28 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-12-13 21:01:53,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:01:53,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:01:53,456 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:01:53,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2022-12-13 21:01:53,458 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:01:53,469 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 21:01:53,469 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:01:53,470 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_6, ULTIMATE.start_main_~i~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_6 - 2*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2022-12-13 21:01:53,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Ended with exit code 0 [2022-12-13 21:01:53,638 INFO L156 tatePredicateManager]: 36 out of 38 supporting invariants were superfluous and have been removed [2022-12-13 21:01:53,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:53,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:01:53,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-13 21:01:53,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:01:53,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:01:53,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-13 21:01:53,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:01:53,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:01:53,862 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.6 stem predicates 2 loop predicates [2022-12-13 21:01:53,862 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 50 states and 56 transitions. cyclomatic complexity: 10 Second operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:53,924 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 50 states and 56 transitions. cyclomatic complexity: 10. Second operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 68 states and 79 transitions. Complement of second has 11 states. [2022-12-13 21:01:53,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 6 stem states 1 non-accepting loop states 2 accepting loop states [2022-12-13 21:01:53,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:53,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 38 transitions. [2022-12-13 21:01:53,925 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 38 transitions. Stem has 38 letters. Loop has 2 letters. [2022-12-13 21:01:53,925 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:01:53,925 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 38 transitions. Stem has 40 letters. Loop has 2 letters. [2022-12-13 21:01:53,925 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:01:53,925 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 38 transitions. Stem has 38 letters. Loop has 4 letters. [2022-12-13 21:01:53,926 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:01:53,926 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 68 states and 79 transitions. [2022-12-13 21:01:53,926 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-12-13 21:01:53,926 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 68 states to 68 states and 79 transitions. [2022-12-13 21:01:53,926 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 51 [2022-12-13 21:01:53,926 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 53 [2022-12-13 21:01:53,926 INFO L73 IsDeterministic]: Start isDeterministic. Operand 68 states and 79 transitions. [2022-12-13 21:01:53,927 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:01:53,927 INFO L218 hiAutomatonCegarLoop]: Abstraction has 68 states and 79 transitions. [2022-12-13 21:01:53,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states and 79 transitions. [2022-12-13 21:01:53,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 61. [2022-12-13 21:01:53,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 61 states have (on average 1.1475409836065573) internal successors, (70), 60 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:01:53,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 70 transitions. [2022-12-13 21:01:53,928 INFO L240 hiAutomatonCegarLoop]: Abstraction has 61 states and 70 transitions. [2022-12-13 21:01:53,928 INFO L428 stractBuchiCegarLoop]: Abstraction has 61 states and 70 transitions. [2022-12-13 21:01:53,929 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-12-13 21:01:53,929 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 61 states and 70 transitions. [2022-12-13 21:01:53,929 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-12-13 21:01:53,929 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:01:53,929 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:01:53,929 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:01:53,929 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:01:53,929 INFO L748 eck$LassoCheckResult]: Stem: 3049#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 3039#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 3040#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3033#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3034#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3067#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3065#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3063#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3061#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3059#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3057#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3055#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3052#L33-3 assume !(main_~i~0#1 < 5); 3029#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 3030#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 3050#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3023#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3024#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3077#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3076#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3075#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3074#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3073#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3072#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3071#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3070#L37-3 assume !(main_~i~0#1 < 5); 3044#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 3045#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 3035#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3036#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 3068#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3069#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 3037#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3021#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 3022#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3019#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 3020#L42-4 main_~nc_B~0#1 := 0; 3078#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 3025#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 3026#L46-3 [2022-12-13 21:01:53,929 INFO L750 eck$LassoCheckResult]: Loop: 3026#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 3079#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 3026#L46-3 [2022-12-13 21:01:53,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:53,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1813497683, now seen corresponding path program 3 times [2022-12-13 21:01:53,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:53,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917180050] [2022-12-13 21:01:53,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:53,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:53,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:53,945 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:53,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:53,958 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:53,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:53,959 INFO L85 PathProgramCache]: Analyzing trace with hash 2854, now seen corresponding path program 4 times [2022-12-13 21:01:53,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:53,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435937557] [2022-12-13 21:01:53,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:53,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:53,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:53,961 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:53,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:53,963 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:01:53,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:01:53,963 INFO L85 PathProgramCache]: Analyzing trace with hash -985446920, now seen corresponding path program 4 times [2022-12-13 21:01:53,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:01:53,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517442323] [2022-12-13 21:01:53,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:01:53,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:01:53,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Ended with exit code 0 [2022-12-13 21:01:53,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:53,990 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:01:54,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:01:54,009 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:01,042 WARN L233 SmtUtils]: Spent 7.01s on a formula simplification. DAG size of input: 291 DAG size of output: 221 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 21:02:02,157 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:02:02,157 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:02:02,157 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:02:02,158 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:02:02,158 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:02:02,158 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:02,158 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:02:02,158 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:02:02,158 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration12_Lasso [2022-12-13 21:02:02,158 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:02:02,158 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:02:02,159 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:02,161 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:02,162 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:02,163 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:02,165 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:02,166 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:02,167 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:02,168 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:02,170 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:02,171 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:02,172 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:02,173 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:02,174 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:02,175 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:02,176 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:04,244 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:04,245 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:04,246 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:04,247 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:04,248 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:04,535 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:02:04,536 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:02:04,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,536 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2022-12-13 21:02:04,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:04,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:04,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:04,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,550 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,550 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:04,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:04,552 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2022-12-13 21:02:04,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,555 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2022-12-13 21:02:04,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:04,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:04,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,566 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,567 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:04,567 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:04,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2022-12-13 21:02:04,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,572 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2022-12-13 21:02:04,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:04,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,585 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:04,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:04,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,585 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,585 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:04,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:04,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2022-12-13 21:02:04,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,590 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2022-12-13 21:02:04,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:04,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:04,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:04,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,602 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:04,602 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:04,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Ended with exit code 0 [2022-12-13 21:02:04,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,606 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2022-12-13 21:02:04,608 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:04,618 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:04,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,619 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:04,619 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:04,623 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:04,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,626 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2022-12-13 21:02:04,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:04,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:04,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:04,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,639 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:04,639 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:04,640 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Ended with exit code 0 [2022-12-13 21:02:04,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,643 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2022-12-13 21:02:04,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:04,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:04,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:04,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,656 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:04,656 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:04,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2022-12-13 21:02:04,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,660 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2022-12-13 21:02:04,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:04,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:04,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,673 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:04,673 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:04,676 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2022-12-13 21:02:04,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,679 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2022-12-13 21:02:04,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:04,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,691 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:04,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:04,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,691 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,691 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:04,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:04,692 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2022-12-13 21:02:04,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,695 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2022-12-13 21:02:04,702 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:04,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,711 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:04,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:04,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,711 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,712 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:04,712 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:04,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2022-12-13 21:02:04,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,716 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2022-12-13 21:02:04,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:04,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:04,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:04,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,728 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,728 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:04,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:04,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Ended with exit code 0 [2022-12-13 21:02:04,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,733 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2022-12-13 21:02:04,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:04,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:04,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:04,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,745 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:04,745 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:04,746 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,748 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Ended with exit code 0 [2022-12-13 21:02:04,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,749 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2022-12-13 21:02:04,751 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 [2022-12-13 21:02:04,761 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,761 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:04,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:04,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,762 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:04,762 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:04,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Ended with exit code 0 [2022-12-13 21:02:04,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,766 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2022-12-13 21:02:04,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:04,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,778 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:04,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:04,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,779 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:04,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:04,780 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Ended with exit code 0 [2022-12-13 21:02:04,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,783 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2022-12-13 21:02:04,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:04,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:04,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,796 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:04,796 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:04,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Ended with exit code 0 [2022-12-13 21:02:04,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,802 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2022-12-13 21:02:04,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:04,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,814 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 21:02:04,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,814 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,816 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 21:02:04,816 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:04,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Ended with exit code 0 [2022-12-13 21:02:04,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,822 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2022-12-13 21:02:04,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:04,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:04,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,835 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:04,836 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:04,840 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Ended with exit code 0 [2022-12-13 21:02:04,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,843 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2022-12-13 21:02:04,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:04,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:04,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,856 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:04,857 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:04,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Ended with exit code 0 [2022-12-13 21:02:04,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,863 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2022-12-13 21:02:04,864 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 [2022-12-13 21:02:04,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:04,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,876 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:04,876 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:04,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Ended with exit code 0 [2022-12-13 21:02:04,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,882 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2022-12-13 21:02:04,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:04,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:04,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,894 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,895 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:04,895 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:04,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Ended with exit code 0 [2022-12-13 21:02:04,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,902 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2022-12-13 21:02:04,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:04,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:04,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,914 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,915 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:04,915 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:04,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:04,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,921 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2022-12-13 21:02:04,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:04,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:04,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,933 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,935 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:04,935 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:04,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Ended with exit code 0 [2022-12-13 21:02:04,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,940 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2022-12-13 21:02:04,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:04,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,953 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 21:02:04,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,955 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 21:02:04,955 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:04,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Ended with exit code 0 [2022-12-13 21:02:04,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,962 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2022-12-13 21:02:04,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:04,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:04,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,975 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:04,975 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:04,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Ended with exit code 0 [2022-12-13 21:02:04,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,981 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:04,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Waiting until timeout for monitored process [2022-12-13 21:02:04,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:04,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:04,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:04,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:04,993 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:04,994 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:04,994 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:04,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:04,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Ended with exit code 0 [2022-12-13 21:02:04,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:04,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:04,999 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:05,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2022-12-13 21:02:05,002 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:05,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:05,011 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:05,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:05,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:05,012 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:05,012 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:05,012 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:05,013 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:05,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Ended with exit code 0 [2022-12-13 21:02:05,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:05,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:05,016 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:05,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2022-12-13 21:02:05,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:05,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:05,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:05,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:05,028 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:05,029 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:05,029 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:05,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:05,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:05,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:05,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:05,036 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:05,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2022-12-13 21:02:05,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:05,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:05,048 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 21:02:05,048 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 21:02:05,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:05,053 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2022-12-13 21:02:05,053 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-12-13 21:02:05,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:05,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Ended with exit code 0 [2022-12-13 21:02:05,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:05,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:05,074 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:05,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Waiting until timeout for monitored process [2022-12-13 21:02:05,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:05,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:05,086 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 21:02:05,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:05,087 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:05,089 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 21:02:05,089 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:05,093 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:05,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Ended with exit code 0 [2022-12-13 21:02:05,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:05,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:05,096 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:05,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Waiting until timeout for monitored process [2022-12-13 21:02:05,098 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 [2022-12-13 21:02:05,107 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:05,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:05,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:05,108 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:05,109 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:05,109 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:05,113 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:05,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:05,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:05,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:05,116 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:05,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Waiting until timeout for monitored process [2022-12-13 21:02:05,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:05,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:05,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:05,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:05,129 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:05,132 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:05,132 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:05,144 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:02:05,183 INFO L443 ModelExtractionUtils]: Simplification made 28 calls to the SMT solver. [2022-12-13 21:02:05,183 INFO L444 ModelExtractionUtils]: 2 out of 22 variables were initially zero. Simplification set additionally 17 variables to zero. [2022-12-13 21:02:05,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:05,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:05,184 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:05,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Waiting until timeout for monitored process [2022-12-13 21:02:05,186 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:02:05,197 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 21:02:05,197 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:02:05,197 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_7, ULTIMATE.start_main_~nc_B~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_7 - 1*ULTIMATE.start_main_~nc_B~0#1 Supporting invariants [] [2022-12-13 21:02:05,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Ended with exit code 0 [2022-12-13 21:02:05,391 INFO L156 tatePredicateManager]: 45 out of 47 supporting invariants were superfluous and have been removed [2022-12-13 21:02:05,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:05,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:02:05,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-13 21:02:05,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:02:05,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Ended with exit code 0 [2022-12-13 21:02:05,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:02:05,585 WARN L261 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-13 21:02:05,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:02:05,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:02:05,604 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.8 stem predicates 2 loop predicates [2022-12-13 21:02:05,605 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 61 states and 70 transitions. cyclomatic complexity: 14 Second operand has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:05,708 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 61 states and 70 transitions. cyclomatic complexity: 14. Second operand has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 69 states and 81 transitions. Complement of second has 11 states. [2022-12-13 21:02:05,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 7 stem states 1 non-accepting loop states 1 accepting loop states [2022-12-13 21:02:05,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:05,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 37 transitions. [2022-12-13 21:02:05,709 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 37 transitions. Stem has 39 letters. Loop has 2 letters. [2022-12-13 21:02:05,709 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:02:05,709 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 37 transitions. Stem has 41 letters. Loop has 2 letters. [2022-12-13 21:02:05,709 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:02:05,709 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 37 transitions. Stem has 39 letters. Loop has 4 letters. [2022-12-13 21:02:05,709 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:02:05,709 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 69 states and 81 transitions. [2022-12-13 21:02:05,710 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 21:02:05,710 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 69 states to 64 states and 74 transitions. [2022-12-13 21:02:05,710 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 48 [2022-12-13 21:02:05,710 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 49 [2022-12-13 21:02:05,710 INFO L73 IsDeterministic]: Start isDeterministic. Operand 64 states and 74 transitions. [2022-12-13 21:02:05,710 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:02:05,710 INFO L218 hiAutomatonCegarLoop]: Abstraction has 64 states and 74 transitions. [2022-12-13 21:02:05,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states and 74 transitions. [2022-12-13 21:02:05,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 60. [2022-12-13 21:02:05,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 60 states have (on average 1.15) internal successors, (69), 59 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:05,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 69 transitions. [2022-12-13 21:02:05,712 INFO L240 hiAutomatonCegarLoop]: Abstraction has 60 states and 69 transitions. [2022-12-13 21:02:05,712 INFO L428 stractBuchiCegarLoop]: Abstraction has 60 states and 69 transitions. [2022-12-13 21:02:05,712 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-12-13 21:02:05,712 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 60 states and 69 transitions. [2022-12-13 21:02:05,713 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 21:02:05,713 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:02:05,713 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:02:05,713 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:02:05,713 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:02:05,713 INFO L748 eck$LassoCheckResult]: Stem: 3532#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 3521#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 3522#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3517#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3518#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3548#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3546#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3544#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3542#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3540#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3538#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3536#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3535#L33-3 assume !(main_~i~0#1 < 5); 3513#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 3514#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 3533#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3507#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3508#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3550#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3549#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3547#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3545#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3543#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3541#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3539#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3537#L37-3 assume !(main_~i~0#1 < 5); 3527#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 3528#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 3519#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3505#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 3506#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3520#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 3561#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3562#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 3534#L42-4 main_~nc_B~0#1 := 0; 3529#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 3511#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 3512#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 3530#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 3552#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 3524#L55-2 [2022-12-13 21:02:05,713 INFO L750 eck$LassoCheckResult]: Loop: 3524#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 3531#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 3524#L55-2 [2022-12-13 21:02:05,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:05,713 INFO L85 PathProgramCache]: Analyzing trace with hash -1123035027, now seen corresponding path program 2 times [2022-12-13 21:02:05,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:05,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256675584] [2022-12-13 21:02:05,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:05,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:05,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:02:05,812 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-13 21:02:05,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:02:05,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256675584] [2022-12-13 21:02:05,812 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256675584] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 21:02:05,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1206546000] [2022-12-13 21:02:05,812 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 21:02:05,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:02:05,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:05,813 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 21:02:05,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (170)] Waiting until timeout for monitored process [2022-12-13 21:02:05,899 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-13 21:02:05,899 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 21:02:05,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 21:02:05,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:02:05,936 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-13 21:02:05,936 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 21:02:05,967 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-13 21:02:05,967 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1206546000] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 21:02:05,967 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 21:02:05,967 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2022-12-13 21:02:05,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054208531] [2022-12-13 21:02:05,967 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 21:02:05,968 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 21:02:05,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:05,968 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 3 times [2022-12-13 21:02:05,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:05,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789980655] [2022-12-13 21:02:05,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:05,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:05,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:05,972 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:05,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:05,974 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:06,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:02:06,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-13 21:02:06,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2022-12-13 21:02:06,034 INFO L87 Difference]: Start difference. First operand 60 states and 69 transitions. cyclomatic complexity: 13 Second operand has 11 states, 10 states have (on average 3.6) internal successors, (36), 11 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:06,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:02:06,069 INFO L93 Difference]: Finished difference Result 71 states and 82 transitions. [2022-12-13 21:02:06,069 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 71 states and 82 transitions. [2022-12-13 21:02:06,070 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-12-13 21:02:06,070 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 71 states to 69 states and 79 transitions. [2022-12-13 21:02:06,070 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 52 [2022-12-13 21:02:06,070 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 52 [2022-12-13 21:02:06,070 INFO L73 IsDeterministic]: Start isDeterministic. Operand 69 states and 79 transitions. [2022-12-13 21:02:06,071 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:02:06,071 INFO L218 hiAutomatonCegarLoop]: Abstraction has 69 states and 79 transitions. [2022-12-13 21:02:06,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states and 79 transitions. [2022-12-13 21:02:06,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 62. [2022-12-13 21:02:06,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 62 states have (on average 1.1290322580645162) internal successors, (70), 61 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:06,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 70 transitions. [2022-12-13 21:02:06,074 INFO L240 hiAutomatonCegarLoop]: Abstraction has 62 states and 70 transitions. [2022-12-13 21:02:06,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 21:02:06,075 INFO L428 stractBuchiCegarLoop]: Abstraction has 62 states and 70 transitions. [2022-12-13 21:02:06,075 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-12-13 21:02:06,075 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 62 states and 70 transitions. [2022-12-13 21:02:06,075 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 21:02:06,075 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:02:06,075 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:02:06,076 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:02:06,076 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:02:06,076 INFO L748 eck$LassoCheckResult]: Stem: 3913#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 3904#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 3905#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3898#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3899#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3932#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3930#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3928#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3926#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3924#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3922#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3920#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3917#L33-3 assume !(main_~i~0#1 < 5); 3894#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 3895#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 3914#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3888#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3889#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3942#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3941#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3940#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3939#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3938#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3937#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3936#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3935#L37-3 assume !(main_~i~0#1 < 5); 3909#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 3910#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 3900#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3901#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 3933#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3931#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 3929#L42-4 main_~nc_B~0#1 := 0; 3927#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 3925#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 3923#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 3921#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 3919#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 3918#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 3906#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 3897#L55-2 [2022-12-13 21:02:06,076 INFO L750 eck$LassoCheckResult]: Loop: 3897#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 3912#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 3897#L55-2 [2022-12-13 21:02:06,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:06,077 INFO L85 PathProgramCache]: Analyzing trace with hash -1838818643, now seen corresponding path program 1 times [2022-12-13 21:02:06,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:06,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437467956] [2022-12-13 21:02:06,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:06,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:06,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:06,094 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:06,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:06,111 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:06,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:06,111 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 4 times [2022-12-13 21:02:06,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:06,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462994372] [2022-12-13 21:02:06,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:06,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:06,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:06,115 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:06,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:06,126 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:06,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:06,127 INFO L85 PathProgramCache]: Analyzing trace with hash -1873154672, now seen corresponding path program 1 times [2022-12-13 21:02:06,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:06,127 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374747049] [2022-12-13 21:02:06,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:06,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:06,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:02:06,268 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-13 21:02:06,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:02:06,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374747049] [2022-12-13 21:02:06,269 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374747049] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 21:02:06,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [729453586] [2022-12-13 21:02:06,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:06,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:02:06,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:06,270 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 21:02:06,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (171)] Waiting until timeout for monitored process [2022-12-13 21:02:06,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:02:06,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 21:02:06,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:02:06,385 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-12-13 21:02:06,385 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 21:02:06,413 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-12-13 21:02:06,414 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [729453586] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 21:02:06,414 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 21:02:06,414 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6, 6] total 13 [2022-12-13 21:02:06,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273892281] [2022-12-13 21:02:06,414 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 21:02:06,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:02:06,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-12-13 21:02:06,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-12-13 21:02:06,474 INFO L87 Difference]: Start difference. First operand 62 states and 70 transitions. cyclomatic complexity: 12 Second operand has 13 states, 13 states have (on average 3.076923076923077) internal successors, (40), 13 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:06,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:02:06,585 INFO L93 Difference]: Finished difference Result 71 states and 77 transitions. [2022-12-13 21:02:06,586 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 71 states and 77 transitions. [2022-12-13 21:02:06,586 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 21:02:06,586 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 71 states to 51 states and 55 transitions. [2022-12-13 21:02:06,586 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 41 [2022-12-13 21:02:06,587 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 41 [2022-12-13 21:02:06,587 INFO L73 IsDeterministic]: Start isDeterministic. Operand 51 states and 55 transitions. [2022-12-13 21:02:06,587 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:02:06,587 INFO L218 hiAutomatonCegarLoop]: Abstraction has 51 states and 55 transitions. [2022-12-13 21:02:06,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states and 55 transitions. [2022-12-13 21:02:06,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2022-12-13 21:02:06,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 51 states have (on average 1.0784313725490196) internal successors, (55), 50 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:06,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 55 transitions. [2022-12-13 21:02:06,590 INFO L240 hiAutomatonCegarLoop]: Abstraction has 51 states and 55 transitions. [2022-12-13 21:02:06,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-13 21:02:06,591 INFO L428 stractBuchiCegarLoop]: Abstraction has 51 states and 55 transitions. [2022-12-13 21:02:06,591 INFO L335 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2022-12-13 21:02:06,591 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 51 states and 55 transitions. [2022-12-13 21:02:06,592 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 21:02:06,592 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:02:06,592 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:02:06,593 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:02:06,593 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:02:06,593 INFO L748 eck$LassoCheckResult]: Stem: 4316#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 4309#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 4310#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4305#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4306#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4328#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4327#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4325#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4323#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4322#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4321#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4320#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4319#L33-3 assume !(main_~i~0#1 < 5); 4301#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 4302#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 4317#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4295#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4296#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4340#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4339#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4336#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4334#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4333#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4331#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4330#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4329#L37-3 assume !(main_~i~0#1 < 5); 4312#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 4313#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 4307#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4293#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 4294#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4308#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 4341#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4291#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 4292#L42-4 main_~nc_B~0#1 := 0; 4332#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4299#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 4300#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4315#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 4326#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4324#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 4303#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 4304#L55-2 [2022-12-13 21:02:06,593 INFO L750 eck$LassoCheckResult]: Loop: 4304#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 4311#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 4304#L55-2 [2022-12-13 21:02:06,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:06,594 INFO L85 PathProgramCache]: Analyzing trace with hash -1199820568, now seen corresponding path program 3 times [2022-12-13 21:02:06,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:06,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561560990] [2022-12-13 21:02:06,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:06,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:06,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:06,611 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:06,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:06,625 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:06,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:06,625 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 5 times [2022-12-13 21:02:06,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:06,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532895899] [2022-12-13 21:02:06,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:06,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:06,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:06,628 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:06,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:06,630 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:06,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:06,631 INFO L85 PathProgramCache]: Analyzing trace with hash -1976327925, now seen corresponding path program 2 times [2022-12-13 21:02:06,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:06,631 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055699724] [2022-12-13 21:02:06,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:06,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:06,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:06,645 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:06,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:06,659 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:13,686 WARN L233 SmtUtils]: Spent 6.96s on a formula simplification. DAG size of input: 304 DAG size of output: 231 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 21:02:14,463 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:02:14,464 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:02:14,464 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:02:14,464 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:02:14,464 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:02:14,464 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:14,464 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:02:14,464 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:02:14,464 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration15_Lasso [2022-12-13 21:02:14,464 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:02:14,464 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:02:14,466 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:14,467 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:14,468 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:14,469 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:14,470 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:14,472 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:14,473 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:14,474 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:14,476 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:14,477 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:14,478 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:14,479 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:14,480 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:14,481 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:14,482 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:14,483 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:14,484 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:15,892 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:15,894 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:16,261 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:02:16,261 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:02:16,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,262 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Waiting until timeout for monitored process [2022-12-13 21:02:16,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:16,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,273 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:16,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,274 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:16,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:16,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Ended with exit code 0 [2022-12-13 21:02:16,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,278 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Waiting until timeout for monitored process [2022-12-13 21:02:16,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:16,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:16,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,290 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,291 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:16,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:16,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Ended with exit code 0 [2022-12-13 21:02:16,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,295 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Waiting until timeout for monitored process [2022-12-13 21:02:16,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:16,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:16,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,307 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,307 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:16,307 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:16,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Ended with exit code 0 [2022-12-13 21:02:16,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,311 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Waiting until timeout for monitored process [2022-12-13 21:02:16,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:16,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:16,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,324 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:16,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:16,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Ended with exit code 0 [2022-12-13 21:02:16,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,328 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Waiting until timeout for monitored process [2022-12-13 21:02:16,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:16,340 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,340 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:16,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,340 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,341 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:16,341 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:16,342 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:16,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,345 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Waiting until timeout for monitored process [2022-12-13 21:02:16,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:16,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:16,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,357 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,357 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:16,357 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:16,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Ended with exit code 0 [2022-12-13 21:02:16,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,362 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Waiting until timeout for monitored process [2022-12-13 21:02:16,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:16,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,374 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,376 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:16,376 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:16,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Ended with exit code 0 [2022-12-13 21:02:16,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,382 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Waiting until timeout for monitored process [2022-12-13 21:02:16,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:16,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,395 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:16,395 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:16,398 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Ended with exit code 0 [2022-12-13 21:02:16,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,401 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Waiting until timeout for monitored process [2022-12-13 21:02:16,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:16,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:16,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,413 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:16,413 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:16,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:16,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,418 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Waiting until timeout for monitored process [2022-12-13 21:02:16,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:16,430 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,430 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:16,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,430 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,431 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:16,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:16,432 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Ended with exit code 0 [2022-12-13 21:02:16,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,435 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Waiting until timeout for monitored process [2022-12-13 21:02:16,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:16,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:16,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,448 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:16,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:16,449 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Ended with exit code 0 [2022-12-13 21:02:16,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,452 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Waiting until timeout for monitored process [2022-12-13 21:02:16,454 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 [2022-12-13 21:02:16,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:16,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,464 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:16,464 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:16,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Ended with exit code 0 [2022-12-13 21:02:16,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,468 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Waiting until timeout for monitored process [2022-12-13 21:02:16,470 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 [2022-12-13 21:02:16,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:16,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,480 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,480 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:16,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:16,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Ended with exit code 0 [2022-12-13 21:02:16,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,485 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Waiting until timeout for monitored process [2022-12-13 21:02:16,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:16,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:16,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,498 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:16,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:16,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Ended with exit code 0 [2022-12-13 21:02:16,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,502 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Waiting until timeout for monitored process [2022-12-13 21:02:16,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:16,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:16,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,515 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:16,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:16,517 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:16,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,520 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Waiting until timeout for monitored process [2022-12-13 21:02:16,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:16,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:16,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,532 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:16,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:16,533 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Ended with exit code 0 [2022-12-13 21:02:16,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,536 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Waiting until timeout for monitored process [2022-12-13 21:02:16,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:16,548 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,549 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,551 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:16,551 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:16,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Ended with exit code 0 [2022-12-13 21:02:16,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,557 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Waiting until timeout for monitored process [2022-12-13 21:02:16,559 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:16,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,570 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:16,570 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:16,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Ended with exit code 0 [2022-12-13 21:02:16,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,578 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Waiting until timeout for monitored process [2022-12-13 21:02:16,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:16,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,589 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 21:02:16,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,590 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,591 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 21:02:16,591 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:16,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Ended with exit code 0 [2022-12-13 21:02:16,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,598 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Waiting until timeout for monitored process [2022-12-13 21:02:16,600 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:16,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,610 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,611 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:16,611 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:16,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Ended with exit code 0 [2022-12-13 21:02:16,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,616 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Waiting until timeout for monitored process [2022-12-13 21:02:16,618 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:16,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,628 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,630 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:16,630 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:16,633 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Ended with exit code 0 [2022-12-13 21:02:16,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,636 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Waiting until timeout for monitored process [2022-12-13 21:02:16,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:16,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,649 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:16,649 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:16,652 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Ended with exit code 0 [2022-12-13 21:02:16,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,655 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Waiting until timeout for monitored process [2022-12-13 21:02:16,657 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 [2022-12-13 21:02:16,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:16,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,668 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,668 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:16,668 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:16,670 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Ended with exit code 0 [2022-12-13 21:02:16,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,672 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Waiting until timeout for monitored process [2022-12-13 21:02:16,675 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:16,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,685 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:16,685 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:16,688 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Ended with exit code 0 [2022-12-13 21:02:16,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,691 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Waiting until timeout for monitored process [2022-12-13 21:02:16,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:16,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,704 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:16,704 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:16,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Ended with exit code 0 [2022-12-13 21:02:16,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,710 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Waiting until timeout for monitored process [2022-12-13 21:02:16,712 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 [2022-12-13 21:02:16,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,723 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,724 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:16,724 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:16,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Ended with exit code 0 [2022-12-13 21:02:16,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,731 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Waiting until timeout for monitored process [2022-12-13 21:02:16,733 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:16,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,744 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:16,744 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:16,748 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:16,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Ended with exit code 0 [2022-12-13 21:02:16,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,751 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Waiting until timeout for monitored process [2022-12-13 21:02:16,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:16,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:16,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:16,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:16,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:16,768 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:16,768 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:16,781 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:02:16,818 INFO L443 ModelExtractionUtils]: Simplification made 26 calls to the SMT solver. [2022-12-13 21:02:16,818 INFO L444 ModelExtractionUtils]: 4 out of 28 variables were initially zero. Simplification set additionally 21 variables to zero. [2022-12-13 21:02:16,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:16,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:16,819 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:16,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Waiting until timeout for monitored process [2022-12-13 21:02:16,821 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:02:16,831 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 21:02:16,831 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:02:16,831 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~j~0#1) = -2*ULTIMATE.start_main_~j~0#1 + 3 Supporting invariants [] [2022-12-13 21:02:16,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:17,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Ended with exit code 0 [2022-12-13 21:02:17,068 INFO L156 tatePredicateManager]: 47 out of 50 supporting invariants were superfluous and have been removed [2022-12-13 21:02:17,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:17,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:02:17,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-13 21:02:17,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:02:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:02:17,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-13 21:02:17,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:02:17,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:02:17,330 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.8 stem predicates 2 loop predicates [2022-12-13 21:02:17,330 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 51 states and 55 transitions. cyclomatic complexity: 7 Second operand has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:17,404 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 51 states and 55 transitions. cyclomatic complexity: 7. Second operand has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 67 states and 76 transitions. Complement of second has 13 states. [2022-12-13 21:02:17,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 8 stem states 1 non-accepting loop states 2 accepting loop states [2022-12-13 21:02:17,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:17,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 42 transitions. [2022-12-13 21:02:17,405 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 42 transitions. Stem has 42 letters. Loop has 2 letters. [2022-12-13 21:02:17,405 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:02:17,405 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 42 transitions. Stem has 44 letters. Loop has 2 letters. [2022-12-13 21:02:17,405 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:02:17,405 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 42 transitions. Stem has 42 letters. Loop has 4 letters. [2022-12-13 21:02:17,405 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:02:17,405 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 67 states and 76 transitions. [2022-12-13 21:02:17,406 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 21:02:17,406 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 67 states to 67 states and 76 transitions. [2022-12-13 21:02:17,406 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 47 [2022-12-13 21:02:17,406 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 49 [2022-12-13 21:02:17,406 INFO L73 IsDeterministic]: Start isDeterministic. Operand 67 states and 76 transitions. [2022-12-13 21:02:17,407 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:02:17,407 INFO L218 hiAutomatonCegarLoop]: Abstraction has 67 states and 76 transitions. [2022-12-13 21:02:17,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states and 76 transitions. [2022-12-13 21:02:17,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 59. [2022-12-13 21:02:17,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 59 states have (on average 1.11864406779661) internal successors, (66), 58 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:17,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 66 transitions. [2022-12-13 21:02:17,409 INFO L240 hiAutomatonCegarLoop]: Abstraction has 59 states and 66 transitions. [2022-12-13 21:02:17,409 INFO L428 stractBuchiCegarLoop]: Abstraction has 59 states and 66 transitions. [2022-12-13 21:02:17,409 INFO L335 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2022-12-13 21:02:17,409 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 59 states and 66 transitions. [2022-12-13 21:02:17,409 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 21:02:17,410 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:02:17,410 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:02:17,410 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:02:17,410 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:02:17,410 INFO L748 eck$LassoCheckResult]: Stem: 4819#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 4810#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 4811#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4804#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4805#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4837#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4835#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4833#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4831#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4829#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4827#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4825#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4822#L33-3 assume !(main_~i~0#1 < 5); 4801#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 4802#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 4820#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4795#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4796#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4848#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4847#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4846#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4845#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4844#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4843#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4842#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4841#L37-3 assume !(main_~i~0#1 < 5); 4815#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 4816#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 4806#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4807#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 4808#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4809#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 4840#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4839#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 4838#L42-4 main_~nc_B~0#1 := 0; 4836#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4834#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 4832#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4830#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 4828#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4826#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 4824#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 4823#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 4812#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 4803#L55-2 [2022-12-13 21:02:17,411 INFO L750 eck$LassoCheckResult]: Loop: 4803#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 4818#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 4803#L55-2 [2022-12-13 21:02:17,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:17,411 INFO L85 PathProgramCache]: Analyzing trace with hash -1976327923, now seen corresponding path program 2 times [2022-12-13 21:02:17,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:17,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775518538] [2022-12-13 21:02:17,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:17,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:17,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:17,428 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:17,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:17,445 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:17,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:17,445 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 6 times [2022-12-13 21:02:17,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:17,446 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780853372] [2022-12-13 21:02:17,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:17,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:17,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:17,449 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:17,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:17,452 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:17,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:17,453 INFO L85 PathProgramCache]: Analyzing trace with hash -875586576, now seen corresponding path program 2 times [2022-12-13 21:02:17,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:17,453 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957129566] [2022-12-13 21:02:17,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:17,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:17,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:17,468 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:17,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:17,479 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:22,513 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:02:22,513 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:02:22,513 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:02:22,513 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:02:22,513 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:02:22,513 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:22,513 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:02:22,514 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:02:22,514 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration16_Lasso [2022-12-13 21:02:22,514 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:02:22,514 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:02:22,516 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:22,518 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:22,519 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:22,521 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:22,522 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:22,523 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:22,524 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:22,526 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:22,528 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:22,529 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:22,530 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:22,532 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:22,533 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:22,534 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:22,535 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:23,844 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:23,845 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:23,846 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:23,847 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:26,793 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:02:26,793 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:02:26,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:26,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:26,794 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:26,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Waiting until timeout for monitored process [2022-12-13 21:02:26,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:26,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:26,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:26,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:26,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:26,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:26,806 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:26,806 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:26,808 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:26,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Ended with exit code 0 [2022-12-13 21:02:26,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:26,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:26,811 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:26,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (202)] Waiting until timeout for monitored process [2022-12-13 21:02:26,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:26,822 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:26,822 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:26,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:26,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:26,823 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:26,823 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:26,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:26,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:26,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (202)] Ended with exit code 0 [2022-12-13 21:02:26,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:26,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:26,827 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:26,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Waiting until timeout for monitored process [2022-12-13 21:02:26,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:26,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:26,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:26,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:26,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:26,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:26,840 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:26,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:26,841 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:26,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Ended with exit code 0 [2022-12-13 21:02:26,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:26,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:26,844 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:26,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Waiting until timeout for monitored process [2022-12-13 21:02:26,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:26,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:26,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:26,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:26,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:26,856 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:26,857 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:26,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:26,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:26,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Ended with exit code 0 [2022-12-13 21:02:26,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:26,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:26,861 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:26,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (205)] Waiting until timeout for monitored process [2022-12-13 21:02:26,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:26,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:26,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:26,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:26,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:26,873 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:26,873 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:26,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:26,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:26,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (205)] Ended with exit code 0 [2022-12-13 21:02:26,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:26,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:26,878 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:26,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (206)] Waiting until timeout for monitored process [2022-12-13 21:02:26,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:26,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:26,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:26,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:26,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:26,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:26,890 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:26,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:26,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:26,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (206)] Ended with exit code 0 [2022-12-13 21:02:26,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:26,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:26,894 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:26,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (207)] Waiting until timeout for monitored process [2022-12-13 21:02:26,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:26,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:26,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:26,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:26,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:26,907 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:26,907 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:26,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:26,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (207)] Ended with exit code 0 [2022-12-13 21:02:26,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:26,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:26,913 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:26,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (208)] Waiting until timeout for monitored process [2022-12-13 21:02:26,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:26,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:26,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:26,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:26,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:26,925 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:26,926 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:26,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:26,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:26,929 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (208)] Ended with exit code 0 [2022-12-13 21:02:26,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:26,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:26,930 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:26,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (209)] Waiting until timeout for monitored process [2022-12-13 21:02:26,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:26,941 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:26,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:26,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:26,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:26,942 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:26,942 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:26,942 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:26,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:26,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (209)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:26,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:26,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:26,946 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:26,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (210)] Waiting until timeout for monitored process [2022-12-13 21:02:26,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:26,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:26,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:26,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:26,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:26,959 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:26,959 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:26,961 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:26,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (210)] Ended with exit code 0 [2022-12-13 21:02:26,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:26,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:26,964 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:26,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (211)] Waiting until timeout for monitored process [2022-12-13 21:02:26,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:26,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:26,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:26,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:26,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:26,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:26,977 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:26,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:26,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:26,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (211)] Ended with exit code 0 [2022-12-13 21:02:26,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:26,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:26,981 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:26,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (212)] Waiting until timeout for monitored process [2022-12-13 21:02:26,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:26,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:26,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:26,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:26,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:26,993 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:26,993 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:26,993 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:26,994 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:26,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (212)] Ended with exit code 0 [2022-12-13 21:02:26,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:26,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:26,997 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:26,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (213)] Waiting until timeout for monitored process [2022-12-13 21:02:26,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:27,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:27,009 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:27,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:27,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:27,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:27,009 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:27,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:27,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:27,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (213)] Ended with exit code 0 [2022-12-13 21:02:27,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:27,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:27,013 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:27,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (214)] Waiting until timeout for monitored process [2022-12-13 21:02:27,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:27,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:27,025 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:27,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:27,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:27,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:27,026 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:27,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:27,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:27,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (214)] Ended with exit code 0 [2022-12-13 21:02:27,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:27,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:27,030 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:27,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (215)] Waiting until timeout for monitored process [2022-12-13 21:02:27,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:27,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:27,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:27,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:27,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:27,044 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:27,044 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:27,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:27,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (215)] Ended with exit code 0 [2022-12-13 21:02:27,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:27,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:27,051 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:27,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (216)] Waiting until timeout for monitored process [2022-12-13 21:02:27,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:27,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:27,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:27,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:27,064 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:27,066 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:27,066 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:27,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:27,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (216)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:27,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:27,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:27,074 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:27,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (217)] Waiting until timeout for monitored process [2022-12-13 21:02:27,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:27,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:27,087 INFO L203 nArgumentSynthesizer]: 24 stem disjuncts [2022-12-13 21:02:27,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:27,088 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:27,122 INFO L401 nArgumentSynthesizer]: We have 52 Motzkin's Theorem applications. [2022-12-13 21:02:27,122 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:27,205 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:27,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (217)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:27,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:27,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:27,209 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:27,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (218)] Waiting until timeout for monitored process [2022-12-13 21:02:27,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:27,221 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:27,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:27,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:27,222 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:27,222 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:27,223 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:27,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:27,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (218)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:27,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:27,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:27,229 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:27,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (219)] Waiting until timeout for monitored process [2022-12-13 21:02:27,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:27,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:27,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:27,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:27,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:27,242 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:27,242 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:27,245 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:27,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (219)] Ended with exit code 0 [2022-12-13 21:02:27,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:27,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:27,248 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:27,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (220)] Waiting until timeout for monitored process [2022-12-13 21:02:27,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:27,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:27,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:27,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:27,260 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:27,261 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:27,261 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:27,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:27,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (220)] Ended with exit code 0 [2022-12-13 21:02:27,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:27,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:27,266 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:27,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (221)] Waiting until timeout for monitored process [2022-12-13 21:02:27,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:27,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:27,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:27,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:27,278 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:27,280 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:27,280 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:27,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:27,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (221)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:27,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:27,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:27,286 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:27,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (222)] Waiting until timeout for monitored process [2022-12-13 21:02:27,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:27,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:27,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:27,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:27,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:27,299 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:27,299 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:27,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:27,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (222)] Ended with exit code 0 [2022-12-13 21:02:27,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:27,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:27,306 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:27,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (223)] Waiting until timeout for monitored process [2022-12-13 21:02:27,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:27,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:27,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:27,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:27,318 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:27,319 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:27,319 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:27,322 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:27,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (223)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:27,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:27,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:27,325 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:27,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (224)] Waiting until timeout for monitored process [2022-12-13 21:02:27,327 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:27,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:27,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:27,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:27,337 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:27,338 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:27,338 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:27,342 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:27,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (224)] Ended with exit code 0 [2022-12-13 21:02:27,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:27,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:27,345 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:27,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (225)] Waiting until timeout for monitored process [2022-12-13 21:02:27,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:27,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:27,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:27,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:27,357 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:27,363 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:27,363 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:27,379 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:02:27,416 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2022-12-13 21:02:27,416 INFO L444 ModelExtractionUtils]: 3 out of 28 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-12-13 21:02:27,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:27,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:27,417 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:27,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (226)] Waiting until timeout for monitored process [2022-12-13 21:02:27,419 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:02:27,430 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 21:02:27,430 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:02:27,430 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nc_B~0#1, ULTIMATE.start_main_~j~0#1) = 1*ULTIMATE.start_main_~nc_B~0#1 - 4*ULTIMATE.start_main_~j~0#1 Supporting invariants [] [2022-12-13 21:02:27,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (225)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:27,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (226)] Ended with exit code 0 [2022-12-13 21:02:27,702 INFO L156 tatePredicateManager]: 51 out of 55 supporting invariants were superfluous and have been removed [2022-12-13 21:02:27,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:27,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:02:27,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-13 21:02:27,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:02:28,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:02:28,020 WARN L261 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-13 21:02:28,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:02:28,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:02:28,063 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2022-12-13 21:02:28,063 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 59 states and 66 transitions. cyclomatic complexity: 11 Second operand has 12 states, 12 states have (on average 2.6666666666666665) internal successors, (32), 12 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:28,198 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 59 states and 66 transitions. cyclomatic complexity: 11. Second operand has 12 states, 12 states have (on average 2.6666666666666665) internal successors, (32), 12 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 84 states and 100 transitions. Complement of second has 18 states. [2022-12-13 21:02:28,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 15 states 11 stem states 2 non-accepting loop states 2 accepting loop states [2022-12-13 21:02:28,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.6666666666666665) internal successors, (32), 12 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:28,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 66 transitions. [2022-12-13 21:02:28,199 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states and 66 transitions. Stem has 44 letters. Loop has 2 letters. [2022-12-13 21:02:28,199 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:02:28,199 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states and 66 transitions. Stem has 46 letters. Loop has 2 letters. [2022-12-13 21:02:28,199 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:02:28,199 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states and 66 transitions. Stem has 44 letters. Loop has 4 letters. [2022-12-13 21:02:28,199 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:02:28,199 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 84 states and 100 transitions. [2022-12-13 21:02:28,200 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-12-13 21:02:28,201 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 84 states to 84 states and 100 transitions. [2022-12-13 21:02:28,201 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 60 [2022-12-13 21:02:28,201 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 62 [2022-12-13 21:02:28,201 INFO L73 IsDeterministic]: Start isDeterministic. Operand 84 states and 100 transitions. [2022-12-13 21:02:28,201 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:02:28,201 INFO L218 hiAutomatonCegarLoop]: Abstraction has 84 states and 100 transitions. [2022-12-13 21:02:28,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states and 100 transitions. [2022-12-13 21:02:28,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 66. [2022-12-13 21:02:28,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 66 states have (on average 1.1515151515151516) internal successors, (76), 65 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:28,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 76 transitions. [2022-12-13 21:02:28,204 INFO L240 hiAutomatonCegarLoop]: Abstraction has 66 states and 76 transitions. [2022-12-13 21:02:28,204 INFO L428 stractBuchiCegarLoop]: Abstraction has 66 states and 76 transitions. [2022-12-13 21:02:28,204 INFO L335 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2022-12-13 21:02:28,204 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 66 states and 76 transitions. [2022-12-13 21:02:28,204 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-12-13 21:02:28,204 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:02:28,204 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:02:28,205 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:02:28,205 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:02:28,205 INFO L748 eck$LassoCheckResult]: Stem: 5381#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 5372#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 5373#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5368#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5369#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5400#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5398#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5396#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5394#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5392#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5390#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5388#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5385#L33-3 assume !(main_~i~0#1 < 5); 5364#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 5365#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 5382#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5358#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5359#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5399#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5397#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5395#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5393#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5391#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5389#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5387#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5386#L37-3 assume !(main_~i~0#1 < 5); 5377#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 5378#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 5370#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 5356#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 5357#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 5371#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 5418#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 5417#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 5383#L42-4 main_~nc_B~0#1 := 0; 5384#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 5416#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 5414#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 5413#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 5412#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 5362#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 5363#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 5379#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 5366#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 5367#L55-2 [2022-12-13 21:02:28,205 INFO L750 eck$LassoCheckResult]: Loop: 5367#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 5380#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 5367#L55-2 [2022-12-13 21:02:28,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:28,205 INFO L85 PathProgramCache]: Analyzing trace with hash -1976281437, now seen corresponding path program 4 times [2022-12-13 21:02:28,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:28,205 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010041123] [2022-12-13 21:02:28,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:28,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:28,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:28,222 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:28,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:28,239 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:28,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:28,240 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 7 times [2022-12-13 21:02:28,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:28,240 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217729465] [2022-12-13 21:02:28,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:28,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:28,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:28,242 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:28,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:28,245 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:28,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:28,245 INFO L85 PathProgramCache]: Analyzing trace with hash -830913530, now seen corresponding path program 3 times [2022-12-13 21:02:28,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:28,245 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923267650] [2022-12-13 21:02:28,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:28,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:28,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:28,263 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:28,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:28,275 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:35,108 WARN L233 SmtUtils]: Spent 6.77s on a formula simplification. DAG size of input: 316 DAG size of output: 240 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 21:02:35,624 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:02:35,624 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:02:35,624 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:02:35,624 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:02:35,624 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:02:35,624 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:35,624 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:02:35,624 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:02:35,625 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration17_Lasso [2022-12-13 21:02:35,625 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:02:35,625 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:02:35,626 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:35,628 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:35,629 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:35,630 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:35,631 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:35,632 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:35,634 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:35,635 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:37,406 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:37,407 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:37,409 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:37,410 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:37,412 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:37,413 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:37,414 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:37,415 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:37,416 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:37,418 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:37,419 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:37,885 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:02:37,885 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:02:37,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:37,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:37,886 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:37,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (227)] Waiting until timeout for monitored process [2022-12-13 21:02:37,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:37,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:37,898 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:37,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:37,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:37,898 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:37,899 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:37,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:37,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:37,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (227)] Ended with exit code 0 [2022-12-13 21:02:37,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:37,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:37,903 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:37,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (228)] Waiting until timeout for monitored process [2022-12-13 21:02:37,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:37,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:37,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:37,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:37,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:37,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:37,915 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:37,915 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:37,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:37,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (228)] Ended with exit code 0 [2022-12-13 21:02:37,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:37,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:37,919 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:37,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (229)] Waiting until timeout for monitored process [2022-12-13 21:02:37,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:37,931 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:37,931 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:37,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:37,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:37,931 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:37,931 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:37,932 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:37,933 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:37,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (229)] Ended with exit code 0 [2022-12-13 21:02:37,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:37,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:37,936 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:37,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (230)] Waiting until timeout for monitored process [2022-12-13 21:02:37,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:37,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:37,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:37,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:37,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:37,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:37,948 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:37,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:37,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:37,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (230)] Ended with exit code 0 [2022-12-13 21:02:37,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:37,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:37,952 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:37,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (231)] Waiting until timeout for monitored process [2022-12-13 21:02:37,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:37,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:37,965 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:37,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:37,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:37,965 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:37,965 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:37,965 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:37,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:37,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (231)] Ended with exit code 0 [2022-12-13 21:02:37,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:37,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:37,970 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:37,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (232)] Waiting until timeout for monitored process [2022-12-13 21:02:37,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:37,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:37,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:37,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:37,982 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:37,984 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:37,984 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:37,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:37,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (232)] Ended with exit code 0 [2022-12-13 21:02:37,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:37,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:37,990 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:37,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (233)] Waiting until timeout for monitored process [2022-12-13 21:02:37,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:38,002 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:38,002 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:38,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:38,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:38,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:38,003 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:38,003 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:38,004 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:38,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (233)] Ended with exit code 0 [2022-12-13 21:02:38,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:38,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:38,007 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:38,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (234)] Waiting until timeout for monitored process [2022-12-13 21:02:38,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:38,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:38,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:38,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:38,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:38,020 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:38,020 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:38,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:38,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (234)] Ended with exit code 0 [2022-12-13 21:02:38,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:38,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:38,026 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:38,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (235)] Waiting until timeout for monitored process [2022-12-13 21:02:38,028 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:38,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:38,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:38,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:38,039 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:38,043 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:38,043 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:38,057 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:02:38,086 INFO L443 ModelExtractionUtils]: Simplification made 17 calls to the SMT solver. [2022-12-13 21:02:38,086 INFO L444 ModelExtractionUtils]: 4 out of 28 variables were initially zero. Simplification set additionally 21 variables to zero. [2022-12-13 21:02:38,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:38,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:38,087 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:38,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (236)] Waiting until timeout for monitored process [2022-12-13 21:02:38,089 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:02:38,100 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 21:02:38,101 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:02:38,101 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~nc_A~0#1) = -4*ULTIMATE.start_main_~i~0#1 + 3*ULTIMATE.start_main_~nc_A~0#1 Supporting invariants [] [2022-12-13 21:02:38,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (235)] Ended with exit code 0 [2022-12-13 21:02:38,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (236)] Ended with exit code 0 [2022-12-13 21:02:38,453 INFO L156 tatePredicateManager]: 70 out of 71 supporting invariants were superfluous and have been removed [2022-12-13 21:02:38,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:38,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:02:38,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-13 21:02:38,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:02:38,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:02:38,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 21:02:38,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:02:38,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:02:38,579 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2022-12-13 21:02:38,579 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 66 states and 76 transitions. cyclomatic complexity: 16 Second operand has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 6 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:38,615 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 66 states and 76 transitions. cyclomatic complexity: 16. Second operand has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 6 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 80 states and 95 transitions. Complement of second has 9 states. [2022-12-13 21:02:38,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 4 stem states 1 non-accepting loop states 2 accepting loop states [2022-12-13 21:02:38,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 6 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:38,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 34 transitions. [2022-12-13 21:02:38,616 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 34 transitions. Stem has 44 letters. Loop has 2 letters. [2022-12-13 21:02:38,616 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:02:38,616 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 34 transitions. Stem has 46 letters. Loop has 2 letters. [2022-12-13 21:02:38,617 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:02:38,617 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 34 transitions. Stem has 44 letters. Loop has 4 letters. [2022-12-13 21:02:38,617 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:02:38,617 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 80 states and 95 transitions. [2022-12-13 21:02:38,618 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-12-13 21:02:38,618 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 80 states to 77 states and 91 transitions. [2022-12-13 21:02:38,618 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 51 [2022-12-13 21:02:38,619 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 55 [2022-12-13 21:02:38,619 INFO L73 IsDeterministic]: Start isDeterministic. Operand 77 states and 91 transitions. [2022-12-13 21:02:38,619 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:02:38,619 INFO L218 hiAutomatonCegarLoop]: Abstraction has 77 states and 91 transitions. [2022-12-13 21:02:38,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states and 91 transitions. [2022-12-13 21:02:38,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 71. [2022-12-13 21:02:38,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 71 states have (on average 1.1690140845070423) internal successors, (83), 70 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:38,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 83 transitions. [2022-12-13 21:02:38,621 INFO L240 hiAutomatonCegarLoop]: Abstraction has 71 states and 83 transitions. [2022-12-13 21:02:38,621 INFO L428 stractBuchiCegarLoop]: Abstraction has 71 states and 83 transitions. [2022-12-13 21:02:38,621 INFO L335 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2022-12-13 21:02:38,621 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 71 states and 83 transitions. [2022-12-13 21:02:38,621 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-12-13 21:02:38,621 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:02:38,621 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:02:38,622 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:02:38,622 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:02:38,622 INFO L748 eck$LassoCheckResult]: Stem: 5991#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 5979#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 5980#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5973#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5974#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5993#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6009#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6007#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6005#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6003#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6001#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5999#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5996#L33-3 assume !(main_~i~0#1 < 5); 5969#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 5970#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 5992#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5963#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5964#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6010#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6008#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6006#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6004#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6002#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6000#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5998#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5997#L37-3 assume !(main_~i~0#1 < 5); 5984#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 5985#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 5975#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 5976#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 5977#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 5978#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 6017#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 5961#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 5962#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 5959#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 5960#L42-4 main_~nc_B~0#1 := 0; 6014#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 5965#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 5966#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 5986#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 6023#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 6021#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 5971#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 5972#L55-2 [2022-12-13 21:02:38,622 INFO L750 eck$LassoCheckResult]: Loop: 5972#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 6026#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 5972#L55-2 [2022-12-13 21:02:38,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:38,622 INFO L85 PathProgramCache]: Analyzing trace with hash -1347666867, now seen corresponding path program 5 times [2022-12-13 21:02:38,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:38,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844253593] [2022-12-13 21:02:38,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:38,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:38,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:02:38,705 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-13 21:02:38,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:02:38,705 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844253593] [2022-12-13 21:02:38,705 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844253593] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 21:02:38,705 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [185765732] [2022-12-13 21:02:38,706 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-12-13 21:02:38,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:02:38,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:38,707 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 21:02:38,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (237)] Waiting until timeout for monitored process [2022-12-13 21:02:38,875 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2022-12-13 21:02:38,875 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 21:02:38,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-13 21:02:38,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:02:38,928 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-13 21:02:38,929 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 21:02:38,977 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-13 21:02:38,977 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [185765732] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 21:02:38,977 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 21:02:38,977 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 13 [2022-12-13 21:02:38,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710804280] [2022-12-13 21:02:38,977 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 21:02:38,978 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 21:02:38,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:38,978 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 8 times [2022-12-13 21:02:38,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:38,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456923862] [2022-12-13 21:02:38,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:38,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:38,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:38,981 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:38,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:38,983 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:39,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:02:39,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-12-13 21:02:39,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=116, Unknown=0, NotChecked=0, Total=182 [2022-12-13 21:02:39,035 INFO L87 Difference]: Start difference. First operand 71 states and 83 transitions. cyclomatic complexity: 19 Second operand has 14 states, 13 states have (on average 3.230769230769231) internal successors, (42), 14 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:39,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:02:39,091 INFO L93 Difference]: Finished difference Result 79 states and 92 transitions. [2022-12-13 21:02:39,091 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 79 states and 92 transitions. [2022-12-13 21:02:39,092 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2022-12-13 21:02:39,093 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 79 states to 77 states and 90 transitions. [2022-12-13 21:02:39,093 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 54 [2022-12-13 21:02:39,093 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 54 [2022-12-13 21:02:39,093 INFO L73 IsDeterministic]: Start isDeterministic. Operand 77 states and 90 transitions. [2022-12-13 21:02:39,093 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:02:39,093 INFO L218 hiAutomatonCegarLoop]: Abstraction has 77 states and 90 transitions. [2022-12-13 21:02:39,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states and 90 transitions. [2022-12-13 21:02:39,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 73. [2022-12-13 21:02:39,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 73 states have (on average 1.1643835616438356) internal successors, (85), 72 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:39,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 85 transitions. [2022-12-13 21:02:39,094 INFO L240 hiAutomatonCegarLoop]: Abstraction has 73 states and 85 transitions. [2022-12-13 21:02:39,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 21:02:39,095 INFO L428 stractBuchiCegarLoop]: Abstraction has 73 states and 85 transitions. [2022-12-13 21:02:39,095 INFO L335 stractBuchiCegarLoop]: ======== Iteration 19 ============ [2022-12-13 21:02:39,095 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 73 states and 85 transitions. [2022-12-13 21:02:39,095 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-12-13 21:02:39,095 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:02:39,095 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:02:39,095 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:02:39,096 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:02:39,096 INFO L748 eck$LassoCheckResult]: Stem: 6419#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 6403#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 6404#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6401#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6402#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6421#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6437#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6435#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6433#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6431#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6429#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6427#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6424#L33-3 assume !(main_~i~0#1 < 5); 6398#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 6399#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 6420#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6392#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6393#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6438#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6436#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6434#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6432#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6430#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6428#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6426#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6425#L37-3 assume !(main_~i~0#1 < 5); 6410#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 6411#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 6405#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 6390#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 6391#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 6406#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 6441#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 6442#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 6422#L42-4 main_~nc_B~0#1 := 0; 6423#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 6456#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 6414#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 6415#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 6454#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 6451#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 6449#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 6450#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 6457#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 6439#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 6440#L55 [2022-12-13 21:02:39,096 INFO L750 eck$LassoCheckResult]: Loop: 6440#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 6460#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 6440#L55 [2022-12-13 21:02:39,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:39,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1136623388, now seen corresponding path program 3 times [2022-12-13 21:02:39,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:39,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173919605] [2022-12-13 21:02:39,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:39,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:39,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:39,109 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:39,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:39,119 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:39,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:39,120 INFO L85 PathProgramCache]: Analyzing trace with hash 3708, now seen corresponding path program 1 times [2022-12-13 21:02:39,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:39,120 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627050862] [2022-12-13 21:02:39,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:39,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:39,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:39,122 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:39,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:39,124 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:39,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:39,125 INFO L85 PathProgramCache]: Analyzing trace with hash -1373379937, now seen corresponding path program 4 times [2022-12-13 21:02:39,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:39,125 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306525446] [2022-12-13 21:02:39,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:39,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:39,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:02:39,204 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-12-13 21:02:39,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:02:39,204 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306525446] [2022-12-13 21:02:39,204 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306525446] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 21:02:39,204 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2072995722] [2022-12-13 21:02:39,204 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-12-13 21:02:39,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:02:39,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:39,205 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 21:02:39,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (238)] Waiting until timeout for monitored process [2022-12-13 21:02:39,303 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-12-13 21:02:39,303 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 21:02:39,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-13 21:02:39,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:02:39,355 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-12-13 21:02:39,355 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 21:02:39,403 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-12-13 21:02:39,403 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2072995722] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 21:02:39,403 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 21:02:39,403 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2022-12-13 21:02:39,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161553708] [2022-12-13 21:02:39,403 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 21:02:39,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:02:39,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-12-13 21:02:39,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2022-12-13 21:02:39,469 INFO L87 Difference]: Start difference. First operand 73 states and 85 transitions. cyclomatic complexity: 19 Second operand has 14 states, 13 states have (on average 3.230769230769231) internal successors, (42), 14 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:39,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:02:39,564 INFO L93 Difference]: Finished difference Result 78 states and 85 transitions. [2022-12-13 21:02:39,564 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 78 states and 85 transitions. [2022-12-13 21:02:39,565 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 21:02:39,565 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 78 states to 49 states and 52 transitions. [2022-12-13 21:02:39,565 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 38 [2022-12-13 21:02:39,565 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2022-12-13 21:02:39,565 INFO L73 IsDeterministic]: Start isDeterministic. Operand 49 states and 52 transitions. [2022-12-13 21:02:39,565 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:02:39,565 INFO L218 hiAutomatonCegarLoop]: Abstraction has 49 states and 52 transitions. [2022-12-13 21:02:39,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states and 52 transitions. [2022-12-13 21:02:39,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 48. [2022-12-13 21:02:39,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 48 states have (on average 1.0625) internal successors, (51), 47 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:39,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 51 transitions. [2022-12-13 21:02:39,566 INFO L240 hiAutomatonCegarLoop]: Abstraction has 48 states and 51 transitions. [2022-12-13 21:02:39,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 21:02:39,567 INFO L428 stractBuchiCegarLoop]: Abstraction has 48 states and 51 transitions. [2022-12-13 21:02:39,567 INFO L335 stractBuchiCegarLoop]: ======== Iteration 20 ============ [2022-12-13 21:02:39,567 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 48 states and 51 transitions. [2022-12-13 21:02:39,567 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 21:02:39,567 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:02:39,567 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:02:39,568 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:02:39,568 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:02:39,568 INFO L748 eck$LassoCheckResult]: Stem: 6865#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 6859#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 6860#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6854#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6855#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6885#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6883#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6878#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6876#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6875#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6874#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6871#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6870#L33-3 assume !(main_~i~0#1 < 5); 6850#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 6851#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 6866#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6844#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6845#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6887#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6886#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6884#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6882#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6881#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6880#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6877#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6872#L37-3 assume !(main_~i~0#1 < 5); 6862#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 6863#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 6856#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 6857#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 6858#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 6842#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 6843#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 6869#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 6868#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 6840#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 6841#L42-4 main_~nc_B~0#1 := 0; 6867#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 6846#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 6847#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 6848#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 6849#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 6864#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 6879#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 6873#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 6852#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 6853#L55-2 [2022-12-13 21:02:39,568 INFO L750 eck$LassoCheckResult]: Loop: 6853#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 6861#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 6853#L55-2 [2022-12-13 21:02:39,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:39,568 INFO L85 PathProgramCache]: Analyzing trace with hash 1972313288, now seen corresponding path program 6 times [2022-12-13 21:02:39,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:39,568 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280528851] [2022-12-13 21:02:39,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:39,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:39,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:39,582 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:39,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:39,595 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:39,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:39,596 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 9 times [2022-12-13 21:02:39,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:39,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688000098] [2022-12-13 21:02:39,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:39,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:39,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:39,598 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:39,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:39,600 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:39,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:39,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1312494827, now seen corresponding path program 4 times [2022-12-13 21:02:39,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:39,600 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844587394] [2022-12-13 21:02:39,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:39,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:39,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:39,614 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:39,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:39,625 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:44,753 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:02:44,753 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:02:44,753 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:02:44,753 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:02:44,753 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:02:44,753 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:44,753 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:02:44,753 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:02:44,753 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration20_Lasso [2022-12-13 21:02:44,753 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:02:44,753 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:02:44,755 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:44,756 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:44,757 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:44,758 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:44,759 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:44,767 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:44,768 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:44,769 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:44,770 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:44,771 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:44,772 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:44,773 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:44,774 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:44,776 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:46,012 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:46,013 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:46,014 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:46,015 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:46,016 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:46,367 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:02:46,368 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:02:46,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,369 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (239)] Waiting until timeout for monitored process [2022-12-13 21:02:46,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:46,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:46,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,381 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:46,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:46,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (239)] Ended with exit code 0 [2022-12-13 21:02:46,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,385 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (240)] Waiting until timeout for monitored process [2022-12-13 21:02:46,387 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,397 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,397 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:46,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:46,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,397 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,397 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:46,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:46,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (240)] Ended with exit code 0 [2022-12-13 21:02:46,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,403 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (241)] Waiting until timeout for monitored process [2022-12-13 21:02:46,405 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:46,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,415 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,416 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:46,416 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:46,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (241)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:46,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,422 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (242)] Waiting until timeout for monitored process [2022-12-13 21:02:46,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:46,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:46,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,434 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,434 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:46,434 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:46,435 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (242)] Ended with exit code 0 [2022-12-13 21:02:46,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,439 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (243)] Waiting until timeout for monitored process [2022-12-13 21:02:46,440 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:46,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:46,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,450 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,451 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:46,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:46,452 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (243)] Ended with exit code 0 [2022-12-13 21:02:46,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,455 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (244)] Waiting until timeout for monitored process [2022-12-13 21:02:46,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,467 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,467 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:46,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:46,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,467 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,468 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:46,468 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:46,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (244)] Ended with exit code 0 [2022-12-13 21:02:46,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,472 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (245)] Waiting until timeout for monitored process [2022-12-13 21:02:46,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:46,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:46,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,484 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,485 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:46,485 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:46,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (245)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:46,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,489 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (246)] Waiting until timeout for monitored process [2022-12-13 21:02:46,491 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,501 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:46,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:46,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,501 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,501 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:46,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:46,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (246)] Ended with exit code 0 [2022-12-13 21:02:46,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,506 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (247)] Waiting until timeout for monitored process [2022-12-13 21:02:46,508 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:46,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:46,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,518 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,518 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:46,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:46,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (247)] Ended with exit code 0 [2022-12-13 21:02:46,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,523 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (248)] Waiting until timeout for monitored process [2022-12-13 21:02:46,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:46,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,536 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:46,537 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:46,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (248)] Ended with exit code 0 [2022-12-13 21:02:46,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,543 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (249)] Waiting until timeout for monitored process [2022-12-13 21:02:46,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,554 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:46,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:46,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,555 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:46,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:46,556 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (249)] Ended with exit code 0 [2022-12-13 21:02:46,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,559 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (250)] Waiting until timeout for monitored process [2022-12-13 21:02:46,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:46,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:46,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,572 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:46,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:46,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (250)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:46,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,577 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (251)] Waiting until timeout for monitored process [2022-12-13 21:02:46,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:46,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:46,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,591 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:46,591 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:46,593 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (251)] Ended with exit code 0 [2022-12-13 21:02:46,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,596 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (252)] Waiting until timeout for monitored process [2022-12-13 21:02:46,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:46,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,608 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,609 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:46,609 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:46,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (252)] Ended with exit code 0 [2022-12-13 21:02:46,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,615 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (253)] Waiting until timeout for monitored process [2022-12-13 21:02:46,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,627 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:46,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,627 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,628 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:46,628 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:46,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (253)] Ended with exit code 0 [2022-12-13 21:02:46,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,634 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (254)] Waiting until timeout for monitored process [2022-12-13 21:02:46,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:46,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,646 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,647 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:46,647 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:46,651 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (254)] Ended with exit code 0 [2022-12-13 21:02:46,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,654 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (255)] Waiting until timeout for monitored process [2022-12-13 21:02:46,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,666 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,666 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 21:02:46,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,668 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 21:02:46,668 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:46,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (255)] Ended with exit code 0 [2022-12-13 21:02:46,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,676 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (256)] Waiting until timeout for monitored process [2022-12-13 21:02:46,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:46,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,687 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,688 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:46,688 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:46,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (256)] Ended with exit code 0 [2022-12-13 21:02:46,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,695 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (257)] Waiting until timeout for monitored process [2022-12-13 21:02:46,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,707 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 21:02:46,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,708 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 21:02:46,708 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:46,712 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (257)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:46,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,715 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (258)] Waiting until timeout for monitored process [2022-12-13 21:02:46,717 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:46,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,727 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,728 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:46,728 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:46,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (258)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:46,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,735 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (259)] Waiting until timeout for monitored process [2022-12-13 21:02:46,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,747 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 21:02:46,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,749 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 21:02:46,749 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:46,754 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (259)] Ended with exit code 0 [2022-12-13 21:02:46,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,757 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (260)] Waiting until timeout for monitored process [2022-12-13 21:02:46,759 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,769 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2022-12-13 21:02:46,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,770 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,773 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-12-13 21:02:46,773 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:46,782 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (260)] Ended with exit code 0 [2022-12-13 21:02:46,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,785 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (261)] Waiting until timeout for monitored process [2022-12-13 21:02:46,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:46,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,798 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,798 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:46,798 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:46,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (261)] Ended with exit code 0 [2022-12-13 21:02:46,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,804 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (262)] Waiting until timeout for monitored process [2022-12-13 21:02:46,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:46,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,816 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,817 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:46,817 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:46,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (262)] Ended with exit code 0 [2022-12-13 21:02:46,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,823 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (263)] Waiting until timeout for monitored process [2022-12-13 21:02:46,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:46,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,835 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,836 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:46,836 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:46,840 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (263)] Ended with exit code 0 [2022-12-13 21:02:46,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,843 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (264)] Waiting until timeout for monitored process [2022-12-13 21:02:46,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:46,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,855 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:46,855 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:46,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:46,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (264)] Ended with exit code 0 [2022-12-13 21:02:46,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,862 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (265)] Waiting until timeout for monitored process [2022-12-13 21:02:46,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:46,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:46,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:46,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:46,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:46,879 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:46,880 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:46,894 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:02:46,927 INFO L443 ModelExtractionUtils]: Simplification made 19 calls to the SMT solver. [2022-12-13 21:02:46,927 INFO L444 ModelExtractionUtils]: 3 out of 28 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-12-13 21:02:46,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:46,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:46,929 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:46,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (266)] Waiting until timeout for monitored process [2022-12-13 21:02:46,930 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:02:46,941 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 21:02:46,941 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:02:46,942 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1) = -2*ULTIMATE.start_main_~i~0#1 + 5 Supporting invariants [] [2022-12-13 21:02:46,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (265)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:47,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (266)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:47,204 INFO L156 tatePredicateManager]: 58 out of 59 supporting invariants were superfluous and have been removed [2022-12-13 21:02:47,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:47,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:02:47,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 21:02:47,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:02:47,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:02:47,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 21:02:47,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:02:47,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:02:47,306 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2022-12-13 21:02:47,306 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 48 states and 51 transitions. cyclomatic complexity: 6 Second operand has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 7 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:47,345 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 48 states and 51 transitions. cyclomatic complexity: 6. Second operand has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 7 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 68 states and 76 transitions. Complement of second has 10 states. [2022-12-13 21:02:47,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 5 stem states 1 non-accepting loop states 2 accepting loop states [2022-12-13 21:02:47,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 7 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:47,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 36 transitions. [2022-12-13 21:02:47,346 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 36 transitions. Stem has 46 letters. Loop has 2 letters. [2022-12-13 21:02:47,346 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:02:47,346 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 36 transitions. Stem has 48 letters. Loop has 2 letters. [2022-12-13 21:02:47,346 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:02:47,346 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 36 transitions. Stem has 46 letters. Loop has 4 letters. [2022-12-13 21:02:47,347 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:02:47,347 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 68 states and 76 transitions. [2022-12-13 21:02:47,347 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 21:02:47,348 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 68 states to 68 states and 76 transitions. [2022-12-13 21:02:47,348 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 47 [2022-12-13 21:02:47,348 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 49 [2022-12-13 21:02:47,348 INFO L73 IsDeterministic]: Start isDeterministic. Operand 68 states and 76 transitions. [2022-12-13 21:02:47,348 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:02:47,348 INFO L218 hiAutomatonCegarLoop]: Abstraction has 68 states and 76 transitions. [2022-12-13 21:02:47,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states and 76 transitions. [2022-12-13 21:02:47,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 65. [2022-12-13 21:02:47,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 65 states have (on average 1.1076923076923078) internal successors, (72), 64 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:47,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 72 transitions. [2022-12-13 21:02:47,349 INFO L240 hiAutomatonCegarLoop]: Abstraction has 65 states and 72 transitions. [2022-12-13 21:02:47,349 INFO L428 stractBuchiCegarLoop]: Abstraction has 65 states and 72 transitions. [2022-12-13 21:02:47,349 INFO L335 stractBuchiCegarLoop]: ======== Iteration 21 ============ [2022-12-13 21:02:47,349 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 65 states and 72 transitions. [2022-12-13 21:02:47,349 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 21:02:47,349 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:02:47,349 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:02:47,350 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:02:47,350 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:02:47,350 INFO L748 eck$LassoCheckResult]: Stem: 7404#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 7394#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 7395#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 7390#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 7391#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 7421#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 7419#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 7417#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 7415#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 7414#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 7411#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 7409#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 7406#L33-3 assume !(main_~i~0#1 < 5); 7386#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 7387#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 7405#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 7380#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7381#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 7440#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7439#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 7438#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7437#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 7435#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7433#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 7430#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7427#L37-3 assume !(main_~i~0#1 < 5); 7399#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 7400#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 7392#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 7393#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 7436#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 7434#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 7432#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 7429#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 7426#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 7425#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 7424#L42-4 main_~nc_B~0#1 := 0; 7423#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 7422#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 7420#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 7418#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 7416#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 7413#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 7412#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 7410#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 7408#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 7407#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 7396#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 7389#L55-2 [2022-12-13 21:02:47,350 INFO L750 eck$LassoCheckResult]: Loop: 7389#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 7403#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 7389#L55-2 [2022-12-13 21:02:47,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:47,350 INFO L85 PathProgramCache]: Analyzing trace with hash 1312494829, now seen corresponding path program 5 times [2022-12-13 21:02:47,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:47,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139261755] [2022-12-13 21:02:47,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:47,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:47,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:47,363 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:47,373 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:47,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:47,374 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 10 times [2022-12-13 21:02:47,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:47,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461425609] [2022-12-13 21:02:47,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:47,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:47,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:47,376 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:47,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:47,378 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:47,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:47,378 INFO L85 PathProgramCache]: Analyzing trace with hash -1412851760, now seen corresponding path program 3 times [2022-12-13 21:02:47,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:47,378 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233848904] [2022-12-13 21:02:47,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:47,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:47,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:47,395 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:47,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:47,408 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:52,749 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:02:52,749 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:02:52,749 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:02:52,749 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:02:52,750 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:02:52,750 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:52,750 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:02:52,750 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:02:52,750 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration21_Lasso [2022-12-13 21:02:52,750 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:02:52,750 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:02:52,752 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:52,753 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:52,754 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:52,755 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:52,756 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:52,757 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:52,758 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:52,759 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:52,760 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:52,761 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:52,762 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:52,762 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:52,763 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:52,764 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:52,765 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:52,766 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:52,767 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:52,767 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:54,320 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:02:55,006 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:02:55,006 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:02:55,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,007 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (267)] Waiting until timeout for monitored process [2022-12-13 21:02:55,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,019 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:55,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,019 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:55,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:55,020 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (267)] Ended with exit code 0 [2022-12-13 21:02:55,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,023 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (268)] Waiting until timeout for monitored process [2022-12-13 21:02:55,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,035 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,035 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:55,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,036 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,036 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:55,036 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:55,037 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (268)] Ended with exit code 0 [2022-12-13 21:02:55,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,040 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (269)] Waiting until timeout for monitored process [2022-12-13 21:02:55,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:55,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,052 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,052 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:55,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:55,053 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (269)] Ended with exit code 0 [2022-12-13 21:02:55,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,056 INFO L229 MonitoredProcess]: Starting monitored process 270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (270)] Waiting until timeout for monitored process [2022-12-13 21:02:55,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,068 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:55,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,068 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,068 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:55,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:55,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (270)] Ended with exit code 0 [2022-12-13 21:02:55,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,073 INFO L229 MonitoredProcess]: Starting monitored process 271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (271)] Waiting until timeout for monitored process [2022-12-13 21:02:55,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,084 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:55,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,085 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,085 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:55,085 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:55,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (271)] Ended with exit code 0 [2022-12-13 21:02:55,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,089 INFO L229 MonitoredProcess]: Starting monitored process 272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (272)] Waiting until timeout for monitored process [2022-12-13 21:02:55,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:55,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,101 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:55,101 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:55,102 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (272)] Ended with exit code 0 [2022-12-13 21:02:55,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,105 INFO L229 MonitoredProcess]: Starting monitored process 273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (273)] Waiting until timeout for monitored process [2022-12-13 21:02:55,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:55,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,117 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,117 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:55,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:55,118 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (273)] Ended with exit code 0 [2022-12-13 21:02:55,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,121 INFO L229 MonitoredProcess]: Starting monitored process 274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (274)] Waiting until timeout for monitored process [2022-12-13 21:02:55,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,134 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:55,134 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:55,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (274)] Ended with exit code 0 [2022-12-13 21:02:55,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,139 INFO L229 MonitoredProcess]: Starting monitored process 275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (275)] Waiting until timeout for monitored process [2022-12-13 21:02:55,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:55,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,152 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,152 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:55,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:55,153 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (275)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:55,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,156 INFO L229 MonitoredProcess]: Starting monitored process 276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (276)] Waiting until timeout for monitored process [2022-12-13 21:02:55,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,168 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:55,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,168 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:55,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:55,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (276)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:55,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,173 INFO L229 MonitoredProcess]: Starting monitored process 277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (277)] Waiting until timeout for monitored process [2022-12-13 21:02:55,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,184 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:55,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,185 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,185 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:55,185 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:55,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (277)] Ended with exit code 0 [2022-12-13 21:02:55,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,189 INFO L229 MonitoredProcess]: Starting monitored process 278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (278)] Waiting until timeout for monitored process [2022-12-13 21:02:55,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,201 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:55,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,201 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:55,202 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:55,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (278)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:55,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,206 INFO L229 MonitoredProcess]: Starting monitored process 279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (279)] Waiting until timeout for monitored process [2022-12-13 21:02:55,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:55,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,218 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,218 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:55,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:55,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (279)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:55,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,223 INFO L229 MonitoredProcess]: Starting monitored process 280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (280)] Waiting until timeout for monitored process [2022-12-13 21:02:55,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:55,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,235 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:55,235 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:55,237 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (280)] Ended with exit code 0 [2022-12-13 21:02:55,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,240 INFO L229 MonitoredProcess]: Starting monitored process 281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (281)] Waiting until timeout for monitored process [2022-12-13 21:02:55,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,253 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:55,253 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:55,256 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (281)] Ended with exit code 0 [2022-12-13 21:02:55,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,259 INFO L229 MonitoredProcess]: Starting monitored process 282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (282)] Waiting until timeout for monitored process [2022-12-13 21:02:55,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:55,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,270 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,271 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:55,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:55,272 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (282)] Ended with exit code 0 [2022-12-13 21:02:55,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,275 INFO L229 MonitoredProcess]: Starting monitored process 283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (283)] Waiting until timeout for monitored process [2022-12-13 21:02:55,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:02:55,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,286 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,287 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:02:55,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:02:55,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (283)] Ended with exit code 0 [2022-12-13 21:02:55,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,291 INFO L229 MonitoredProcess]: Starting monitored process 284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (284)] Waiting until timeout for monitored process [2022-12-13 21:02:55,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,303 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,304 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:55,304 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:55,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (284)] Ended with exit code 0 [2022-12-13 21:02:55,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,311 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (285)] Waiting until timeout for monitored process [2022-12-13 21:02:55,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,322 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,323 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:55,323 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:55,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (285)] Ended with exit code 0 [2022-12-13 21:02:55,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,329 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (286)] Waiting until timeout for monitored process [2022-12-13 21:02:55,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,342 INFO L203 nArgumentSynthesizer]: 12 stem disjuncts [2022-12-13 21:02:55,342 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,342 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,351 INFO L401 nArgumentSynthesizer]: We have 28 Motzkin's Theorem applications. [2022-12-13 21:02:55,351 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:55,377 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (286)] Ended with exit code 0 [2022-12-13 21:02:55,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,380 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (287)] Waiting until timeout for monitored process [2022-12-13 21:02:55,382 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,393 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:55,393 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:55,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (287)] Ended with exit code 0 [2022-12-13 21:02:55,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,400 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (288)] Waiting until timeout for monitored process [2022-12-13 21:02:55,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,413 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 21:02:55,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,414 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 21:02:55,414 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:55,418 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (288)] Ended with exit code 0 [2022-12-13 21:02:55,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,421 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (289)] Waiting until timeout for monitored process [2022-12-13 21:02:55,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,433 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,434 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:55,434 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:55,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (289)] Ended with exit code 0 [2022-12-13 21:02:55,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,440 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (290)] Waiting until timeout for monitored process [2022-12-13 21:02:55,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,452 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,453 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:55,453 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:55,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (290)] Ended with exit code 0 [2022-12-13 21:02:55,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,460 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (291)] Waiting until timeout for monitored process [2022-12-13 21:02:55,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,473 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:55,473 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:55,477 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (291)] Ended with exit code 0 [2022-12-13 21:02:55,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,480 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (292)] Waiting until timeout for monitored process [2022-12-13 21:02:55,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,492 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,492 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,493 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:55,493 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:55,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (292)] Ended with exit code 0 [2022-12-13 21:02:55,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,499 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (293)] Waiting until timeout for monitored process [2022-12-13 21:02:55,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,510 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,510 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,512 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:55,512 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:55,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (293)] Ended with exit code 0 [2022-12-13 21:02:55,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,524 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (294)] Waiting until timeout for monitored process [2022-12-13 21:02:55,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,535 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 21:02:55,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,536 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 21:02:55,536 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:55,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (294)] Forceful destruction successful, exit code 0 [2022-12-13 21:02:55,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,543 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (295)] Waiting until timeout for monitored process [2022-12-13 21:02:55,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,556 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:55,556 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:55,558 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (295)] Ended with exit code 0 [2022-12-13 21:02:55,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,561 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (296)] Waiting until timeout for monitored process [2022-12-13 21:02:55,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,574 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:55,574 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:55,579 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:02:55,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (296)] Ended with exit code 0 [2022-12-13 21:02:55,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,582 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (297)] Waiting until timeout for monitored process [2022-12-13 21:02:55,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:02:55,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:02:55,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:02:55,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:02:55,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:02:55,599 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:02:55,600 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:02:55,613 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:02:55,634 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-12-13 21:02:55,634 INFO L444 ModelExtractionUtils]: 3 out of 28 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-12-13 21:02:55,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:02:55,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:55,635 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:02:55,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (298)] Waiting until timeout for monitored process [2022-12-13 21:02:55,637 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:02:55,648 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 21:02:55,649 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:02:55,649 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nc_A~0#1, ULTIMATE.start_main_~i~0#1) = 5*ULTIMATE.start_main_~nc_A~0#1 - 6*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2022-12-13 21:02:55,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (297)] Ended with exit code 0 [2022-12-13 21:02:55,936 INFO L156 tatePredicateManager]: 63 out of 64 supporting invariants were superfluous and have been removed [2022-12-13 21:02:55,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:55,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:02:55,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 21:02:55,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:02:56,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (298)] Ended with exit code 0 [2022-12-13 21:02:56,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:02:56,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 21:02:56,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:02:56,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:02:56,080 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2022-12-13 21:02:56,080 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 65 states and 72 transitions. cyclomatic complexity: 12 Second operand has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 7 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:56,135 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 65 states and 72 transitions. cyclomatic complexity: 12. Second operand has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 7 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 74 states and 85 transitions. Complement of second has 10 states. [2022-12-13 21:02:56,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 5 stem states 1 non-accepting loop states 2 accepting loop states [2022-12-13 21:02:56,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 7 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:56,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 42 transitions. [2022-12-13 21:02:56,136 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 42 transitions. Stem has 48 letters. Loop has 2 letters. [2022-12-13 21:02:56,136 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:02:56,136 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 42 transitions. Stem has 50 letters. Loop has 2 letters. [2022-12-13 21:02:56,136 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:02:56,136 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 42 transitions. Stem has 48 letters. Loop has 4 letters. [2022-12-13 21:02:56,136 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:02:56,136 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 74 states and 85 transitions. [2022-12-13 21:02:56,136 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-12-13 21:02:56,137 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 74 states to 74 states and 85 transitions. [2022-12-13 21:02:56,137 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 51 [2022-12-13 21:02:56,137 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 53 [2022-12-13 21:02:56,137 INFO L73 IsDeterministic]: Start isDeterministic. Operand 74 states and 85 transitions. [2022-12-13 21:02:56,137 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:02:56,137 INFO L218 hiAutomatonCegarLoop]: Abstraction has 74 states and 85 transitions. [2022-12-13 21:02:56,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states and 85 transitions. [2022-12-13 21:02:56,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 69. [2022-12-13 21:02:56,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 69 states have (on average 1.1304347826086956) internal successors, (78), 68 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:56,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 78 transitions. [2022-12-13 21:02:56,138 INFO L240 hiAutomatonCegarLoop]: Abstraction has 69 states and 78 transitions. [2022-12-13 21:02:56,138 INFO L428 stractBuchiCegarLoop]: Abstraction has 69 states and 78 transitions. [2022-12-13 21:02:56,138 INFO L335 stractBuchiCegarLoop]: ======== Iteration 22 ============ [2022-12-13 21:02:56,138 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 69 states and 78 transitions. [2022-12-13 21:02:56,138 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 21:02:56,138 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:02:56,138 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:02:56,139 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:02:56,139 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:02:56,139 INFO L748 eck$LassoCheckResult]: Stem: 7994#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 7977#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 7978#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 7975#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 7976#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8011#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8009#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8007#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8005#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8003#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8001#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 7999#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 7996#L33-3 assume !(main_~i~0#1 < 5); 7971#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 7972#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 7995#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 7965#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7966#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8010#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8008#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8006#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8004#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8002#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8000#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 7998#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7997#L37-3 assume !(main_~i~0#1 < 5); 7986#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 7987#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 7979#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 7980#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 7981#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 7982#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 8029#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 7963#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 7964#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 8013#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 8028#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 8027#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 8026#L42-4 main_~nc_B~0#1 := 0; 8025#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 7967#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 7968#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 7969#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 7970#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 7993#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 8021#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 8020#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 7973#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 7974#L55-2 [2022-12-13 21:02:56,139 INFO L750 eck$LassoCheckResult]: Loop: 7974#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 7988#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 7974#L55-2 [2022-12-13 21:02:56,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:56,139 INFO L85 PathProgramCache]: Analyzing trace with hash -179245651, now seen corresponding path program 7 times [2022-12-13 21:02:56,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:56,139 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008579104] [2022-12-13 21:02:56,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:56,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:56,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:02:56,234 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 20 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-13 21:02:56,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:02:56,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008579104] [2022-12-13 21:02:56,234 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008579104] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 21:02:56,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1866007722] [2022-12-13 21:02:56,234 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-12-13 21:02:56,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:02:56,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:02:56,235 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 21:02:56,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (299)] Waiting until timeout for monitored process [2022-12-13 21:02:56,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:02:56,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 21:02:56,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:02:56,387 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 20 proven. 12 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-13 21:02:56,387 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 21:02:56,434 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 20 proven. 12 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-13 21:02:56,434 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1866007722] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 21:02:56,434 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 21:02:56,434 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 16 [2022-12-13 21:02:56,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230888237] [2022-12-13 21:02:56,434 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 21:02:56,435 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 21:02:56,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:56,435 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 11 times [2022-12-13 21:02:56,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:56,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465326047] [2022-12-13 21:02:56,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:56,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:56,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:56,439 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:56,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:56,441 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:56,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:02:56,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-12-13 21:02:56,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=175, Unknown=0, NotChecked=0, Total=272 [2022-12-13 21:02:56,489 INFO L87 Difference]: Start difference. First operand 69 states and 78 transitions. cyclomatic complexity: 15 Second operand has 17 states, 16 states have (on average 3.0) internal successors, (48), 17 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:56,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:02:56,580 INFO L93 Difference]: Finished difference Result 78 states and 88 transitions. [2022-12-13 21:02:56,599 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 78 states and 88 transitions. [2022-12-13 21:02:56,599 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-12-13 21:02:56,599 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 78 states to 76 states and 86 transitions. [2022-12-13 21:02:56,600 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 51 [2022-12-13 21:02:56,600 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 51 [2022-12-13 21:02:56,600 INFO L73 IsDeterministic]: Start isDeterministic. Operand 76 states and 86 transitions. [2022-12-13 21:02:56,600 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:02:56,600 INFO L218 hiAutomatonCegarLoop]: Abstraction has 76 states and 86 transitions. [2022-12-13 21:02:56,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states and 86 transitions. [2022-12-13 21:02:56,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 71. [2022-12-13 21:02:56,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 71 states have (on average 1.1267605633802817) internal successors, (80), 70 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:02:56,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 80 transitions. [2022-12-13 21:02:56,601 INFO L240 hiAutomatonCegarLoop]: Abstraction has 71 states and 80 transitions. [2022-12-13 21:02:56,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-12-13 21:02:56,602 INFO L428 stractBuchiCegarLoop]: Abstraction has 71 states and 80 transitions. [2022-12-13 21:02:56,602 INFO L335 stractBuchiCegarLoop]: ======== Iteration 23 ============ [2022-12-13 21:02:56,603 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 71 states and 80 transitions. [2022-12-13 21:02:56,603 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 21:02:56,603 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:02:56,603 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:02:56,604 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:02:56,604 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:02:56,604 INFO L748 eck$LassoCheckResult]: Stem: 8447#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 8432#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 8433#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8430#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8431#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8465#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8463#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8461#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8459#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8457#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8455#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8453#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8450#L33-3 assume !(main_~i~0#1 < 5); 8426#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 8427#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 8448#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8420#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8421#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8464#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8462#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8460#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8458#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8456#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8454#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8452#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8451#L37-3 assume !(main_~i~0#1 < 5); 8440#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 8441#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 8434#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 8435#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 8477#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 8478#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 8436#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 8418#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 8419#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 8416#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 8417#L42-4 main_~nc_B~0#1 := 0; 8449#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 8479#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 8482#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 8481#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 8480#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 8476#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 8475#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 8474#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 8469#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 8470#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 8468#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 8466#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 8437#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 8429#L55-2 [2022-12-13 21:02:56,604 INFO L750 eck$LassoCheckResult]: Loop: 8429#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 8444#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 8429#L55-2 [2022-12-13 21:02:56,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:56,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1412851758, now seen corresponding path program 6 times [2022-12-13 21:02:56,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:56,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638199350] [2022-12-13 21:02:56,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:56,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:56,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:56,622 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:56,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:56,635 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:56,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:56,635 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 12 times [2022-12-13 21:02:56,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:56,635 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053156098] [2022-12-13 21:02:56,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:56,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:56,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:56,638 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:56,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:56,639 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:02:56,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:02:56,640 INFO L85 PathProgramCache]: Analyzing trace with hash -540871307, now seen corresponding path program 4 times [2022-12-13 21:02:56,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:02:56,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276089841] [2022-12-13 21:02:56,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:02:56,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:02:56,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:56,665 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:02:56,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:02:56,686 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:03:02,169 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:03:02,169 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:03:02,169 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:03:02,170 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:03:02,170 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:03:02,170 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:02,170 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:03:02,170 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:03:02,170 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration23_Lasso [2022-12-13 21:03:02,170 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:03:02,170 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:03:02,171 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:02,173 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:02,174 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:02,175 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:02,176 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:02,177 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:02,179 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:04,044 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:04,046 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:04,047 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:04,048 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:04,049 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:04,050 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:04,051 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:04,052 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:04,053 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:04,055 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:04,055 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:04,056 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:04,336 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-12-13 21:03:15,942 WARN L233 SmtUtils]: Spent 11.49s on a formula simplification. DAG size of input: 196 DAG size of output: 140 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2022-12-13 21:03:16,005 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:03:16,005 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:03:16,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:16,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:16,006 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:16,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (300)] Waiting until timeout for monitored process [2022-12-13 21:03:16,008 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:16,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:16,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:03:16,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:16,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:16,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:16,019 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:03:16,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:03:16,020 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:16,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (300)] Forceful destruction successful, exit code 0 [2022-12-13 21:03:16,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:16,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:16,023 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:16,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (301)] Waiting until timeout for monitored process [2022-12-13 21:03:16,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:16,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:16,034 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:03:16,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:16,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:16,035 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:16,035 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:03:16,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:03:16,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:16,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (301)] Ended with exit code 0 [2022-12-13 21:03:16,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:16,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:16,039 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:16,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (302)] Waiting until timeout for monitored process [2022-12-13 21:03:16,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:16,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:16,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:03:16,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:16,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:16,052 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:16,052 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:03:16,053 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:03:16,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:16,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (302)] Ended with exit code 0 [2022-12-13 21:03:16,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:16,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:16,057 INFO L229 MonitoredProcess]: Starting monitored process 303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:16,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (303)] Waiting until timeout for monitored process [2022-12-13 21:03:16,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:16,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:16,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:03:16,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:16,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:16,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:16,069 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:03:16,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:03:16,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:16,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (303)] Ended with exit code 0 [2022-12-13 21:03:16,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:16,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:16,073 INFO L229 MonitoredProcess]: Starting monitored process 304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:16,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (304)] Waiting until timeout for monitored process [2022-12-13 21:03:16,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:16,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:16,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:03:16,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:16,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:16,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:16,086 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:03:16,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:03:16,088 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:16,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (304)] Ended with exit code 0 [2022-12-13 21:03:16,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:16,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:16,091 INFO L229 MonitoredProcess]: Starting monitored process 305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:16,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (305)] Waiting until timeout for monitored process [2022-12-13 21:03:16,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:16,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:16,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:16,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:16,103 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:16,104 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:03:16,104 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:03:16,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:16,109 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (305)] Ended with exit code 0 [2022-12-13 21:03:16,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:16,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:16,110 INFO L229 MonitoredProcess]: Starting monitored process 306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:16,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (306)] Waiting until timeout for monitored process [2022-12-13 21:03:16,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:16,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:16,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:16,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:16,123 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:16,124 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:03:16,124 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:03:16,128 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:16,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (306)] Ended with exit code 0 [2022-12-13 21:03:16,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:16,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:16,131 INFO L229 MonitoredProcess]: Starting monitored process 307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:16,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (307)] Waiting until timeout for monitored process [2022-12-13 21:03:16,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:16,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:16,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:16,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:16,144 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:16,145 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:03:16,145 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:03:16,148 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:16,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (307)] Ended with exit code 0 [2022-12-13 21:03:16,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:16,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:16,151 INFO L229 MonitoredProcess]: Starting monitored process 308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:16,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (308)] Waiting until timeout for monitored process [2022-12-13 21:03:16,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:16,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:16,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:16,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:16,163 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:16,164 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:03:16,164 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:03:16,168 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:16,170 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (308)] Ended with exit code 0 [2022-12-13 21:03:16,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:16,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:16,171 INFO L229 MonitoredProcess]: Starting monitored process 309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:16,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (309)] Waiting until timeout for monitored process [2022-12-13 21:03:16,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:16,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:16,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:16,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:16,183 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:16,187 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:03:16,187 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:03:16,201 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:03:16,224 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2022-12-13 21:03:16,224 INFO L444 ModelExtractionUtils]: 4 out of 28 variables were initially zero. Simplification set additionally 21 variables to zero. [2022-12-13 21:03:16,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:16,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:16,225 INFO L229 MonitoredProcess]: Starting monitored process 310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:16,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (310)] Waiting until timeout for monitored process [2022-12-13 21:03:16,227 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:03:16,237 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 21:03:16,237 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:03:16,237 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~nc_B~0#1) = -6*ULTIMATE.start_main_~i~0#1 + 5*ULTIMATE.start_main_~nc_B~0#1 Supporting invariants [] [2022-12-13 21:03:16,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (309)] Ended with exit code 0 [2022-12-13 21:03:16,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (310)] Ended with exit code 0 [2022-12-13 21:03:16,510 INFO L156 tatePredicateManager]: 53 out of 56 supporting invariants were superfluous and have been removed [2022-12-13 21:03:16,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:03:16,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:03:16,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-13 21:03:16,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:03:16,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:03:16,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 21:03:16,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:03:16,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:03:16,849 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2022-12-13 21:03:16,850 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 71 states and 80 transitions. cyclomatic complexity: 15 Second operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:03:16,956 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 71 states and 80 transitions. cyclomatic complexity: 15. Second operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 93 states and 111 transitions. Complement of second has 15 states. [2022-12-13 21:03:16,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 10 stem states 1 non-accepting loop states 2 accepting loop states [2022-12-13 21:03:16,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:03:16,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 55 transitions. [2022-12-13 21:03:16,957 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 55 transitions. Stem has 50 letters. Loop has 2 letters. [2022-12-13 21:03:16,957 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:03:16,957 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-12-13 21:03:16,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:03:17,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:03:17,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-13 21:03:17,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:03:17,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:03:17,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 21:03:17,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:03:17,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:03:17,252 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.10 stem predicates 2 loop predicates [2022-12-13 21:03:17,253 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 71 states and 80 transitions. cyclomatic complexity: 15 Second operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:03:17,359 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 71 states and 80 transitions. cyclomatic complexity: 15. Second operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 93 states and 111 transitions. Complement of second has 15 states. [2022-12-13 21:03:17,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 10 stem states 1 non-accepting loop states 2 accepting loop states [2022-12-13 21:03:17,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:03:17,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 55 transitions. [2022-12-13 21:03:17,360 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 55 transitions. Stem has 50 letters. Loop has 2 letters. [2022-12-13 21:03:17,360 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:03:17,360 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-12-13 21:03:17,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:03:17,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:03:17,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-13 21:03:17,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:03:17,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:03:17,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 21:03:17,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:03:17,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:03:17,644 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2022-12-13 21:03:17,644 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 71 states and 80 transitions. cyclomatic complexity: 15 Second operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:03:17,741 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 71 states and 80 transitions. cyclomatic complexity: 15. Second operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 99 states and 120 transitions. Complement of second has 15 states. [2022-12-13 21:03:17,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 10 stem states 1 non-accepting loop states 2 accepting loop states [2022-12-13 21:03:17,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:03:17,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 58 transitions. [2022-12-13 21:03:17,742 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 58 transitions. Stem has 50 letters. Loop has 2 letters. [2022-12-13 21:03:17,742 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:03:17,742 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 58 transitions. Stem has 52 letters. Loop has 2 letters. [2022-12-13 21:03:17,742 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:03:17,742 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 58 transitions. Stem has 50 letters. Loop has 4 letters. [2022-12-13 21:03:17,742 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:03:17,742 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 99 states and 120 transitions. [2022-12-13 21:03:17,743 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 12 [2022-12-13 21:03:17,744 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 99 states to 97 states and 116 transitions. [2022-12-13 21:03:17,744 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 59 [2022-12-13 21:03:17,744 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 64 [2022-12-13 21:03:17,744 INFO L73 IsDeterministic]: Start isDeterministic. Operand 97 states and 116 transitions. [2022-12-13 21:03:17,744 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:03:17,744 INFO L218 hiAutomatonCegarLoop]: Abstraction has 97 states and 116 transitions. [2022-12-13 21:03:17,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states and 116 transitions. [2022-12-13 21:03:17,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 79. [2022-12-13 21:03:17,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 79 states have (on average 1.1518987341772151) internal successors, (91), 78 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:03:17,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 91 transitions. [2022-12-13 21:03:17,746 INFO L240 hiAutomatonCegarLoop]: Abstraction has 79 states and 91 transitions. [2022-12-13 21:03:17,746 INFO L428 stractBuchiCegarLoop]: Abstraction has 79 states and 91 transitions. [2022-12-13 21:03:17,746 INFO L335 stractBuchiCegarLoop]: ======== Iteration 24 ============ [2022-12-13 21:03:17,747 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 79 states and 91 transitions. [2022-12-13 21:03:17,747 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-12-13 21:03:17,747 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:03:17,747 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:03:17,747 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:03:17,748 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:03:17,748 INFO L748 eck$LassoCheckResult]: Stem: 9627#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 9615#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 9616#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 9610#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 9611#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 9629#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 9645#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 9643#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 9641#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 9639#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 9637#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 9635#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 9632#L33-3 assume !(main_~i~0#1 < 5); 9606#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 9607#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 9628#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 9600#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 9601#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 9646#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 9644#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 9642#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 9640#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 9638#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 9636#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 9634#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 9633#L37-3 assume !(main_~i~0#1 < 5); 9620#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 9621#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 9612#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 9613#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 9650#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 9651#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 9614#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 9598#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 9599#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 9596#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 9597#L42-4 main_~nc_B~0#1 := 0; 9656#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 9657#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 9622#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 9623#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 9658#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 9659#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 9674#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 9673#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 9608#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 9609#L55-2 [2022-12-13 21:03:17,748 INFO L750 eck$LassoCheckResult]: Loop: 9609#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 9617#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 9609#L55-2 [2022-12-13 21:03:17,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:03:17,748 INFO L85 PathProgramCache]: Analyzing trace with hash 1972313288, now seen corresponding path program 8 times [2022-12-13 21:03:17,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:03:17,748 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333011962] [2022-12-13 21:03:17,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:03:17,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:03:17,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:03:17,766 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:03:17,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:03:17,784 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:03:17,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:03:17,784 INFO L85 PathProgramCache]: Analyzing trace with hash 3558, now seen corresponding path program 2 times [2022-12-13 21:03:17,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:03:17,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545188564] [2022-12-13 21:03:17,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:03:17,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:03:17,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:03:17,788 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:03:17,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:03:17,790 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:03:17,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:03:17,791 INFO L85 PathProgramCache]: Analyzing trace with hash 1312494829, now seen corresponding path program 7 times [2022-12-13 21:03:17,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:03:17,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165904373] [2022-12-13 21:03:17,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:03:17,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:03:17,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:03:17,817 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:03:17,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:03:17,833 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:03:24,732 WARN L233 SmtUtils]: Spent 6.84s on a formula simplification. DAG size of input: 328 DAG size of output: 248 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 21:03:25,662 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:03:25,662 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:03:25,662 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:03:25,662 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:03:25,662 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:03:25,663 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:25,663 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:03:25,663 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:03:25,663 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration24_Lasso [2022-12-13 21:03:25,663 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:03:25,663 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:03:25,665 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:25,667 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:25,668 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:25,670 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:25,671 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:25,672 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:27,074 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:27,075 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:27,076 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:27,077 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:27,078 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:27,078 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:27,079 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:27,080 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:27,081 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:27,082 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:27,083 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:27,084 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:27,085 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:27,398 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:03:27,398 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:03:27,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:27,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:27,399 INFO L229 MonitoredProcess]: Starting monitored process 311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:27,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (311)] Waiting until timeout for monitored process [2022-12-13 21:03:27,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:27,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:27,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:03:27,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:27,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:27,412 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:27,412 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:03:27,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:03:27,413 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:27,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (311)] Forceful destruction successful, exit code 0 [2022-12-13 21:03:27,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:27,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:27,416 INFO L229 MonitoredProcess]: Starting monitored process 312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:27,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (312)] Waiting until timeout for monitored process [2022-12-13 21:03:27,419 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:27,428 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:27,428 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:03:27,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:27,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:27,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:27,429 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:03:27,429 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:03:27,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:27,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (312)] Ended with exit code 0 [2022-12-13 21:03:27,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:27,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:27,433 INFO L229 MonitoredProcess]: Starting monitored process 313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:27,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (313)] Waiting until timeout for monitored process [2022-12-13 21:03:27,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:27,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:27,446 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:03:27,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:27,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:27,446 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:27,446 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:03:27,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:03:27,447 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:27,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (313)] Ended with exit code 0 [2022-12-13 21:03:27,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:27,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:27,450 INFO L229 MonitoredProcess]: Starting monitored process 314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:27,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (314)] Waiting until timeout for monitored process [2022-12-13 21:03:27,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:27,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:27,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:03:27,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:27,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:27,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:27,463 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:03:27,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:03:27,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:27,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (314)] Ended with exit code 0 [2022-12-13 21:03:27,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:27,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:27,468 INFO L229 MonitoredProcess]: Starting monitored process 315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:27,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (315)] Waiting until timeout for monitored process [2022-12-13 21:03:27,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:27,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:27,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:03:27,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:27,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:27,480 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:27,481 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:03:27,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:03:27,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:27,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (315)] Ended with exit code 0 [2022-12-13 21:03:27,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:27,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:27,485 INFO L229 MonitoredProcess]: Starting monitored process 316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:27,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (316)] Waiting until timeout for monitored process [2022-12-13 21:03:27,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:27,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:27,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:27,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:27,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:27,499 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:03:27,499 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:03:27,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:27,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (316)] Ended with exit code 0 [2022-12-13 21:03:27,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:27,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:27,510 INFO L229 MonitoredProcess]: Starting monitored process 317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:27,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (317)] Waiting until timeout for monitored process [2022-12-13 21:03:27,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:27,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:27,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:27,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:27,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:27,524 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:03:27,524 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:03:27,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:27,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (317)] Forceful destruction successful, exit code 0 [2022-12-13 21:03:27,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:27,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:27,530 INFO L229 MonitoredProcess]: Starting monitored process 318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:27,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (318)] Waiting until timeout for monitored process [2022-12-13 21:03:27,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:27,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:27,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:27,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:27,542 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:27,544 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:03:27,544 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:03:27,547 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:27,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (318)] Ended with exit code 0 [2022-12-13 21:03:27,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:27,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:27,550 INFO L229 MonitoredProcess]: Starting monitored process 319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:27,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (319)] Waiting until timeout for monitored process [2022-12-13 21:03:27,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:27,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:27,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:27,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:27,562 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:27,563 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:03:27,563 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:03:27,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:27,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (319)] Ended with exit code 0 [2022-12-13 21:03:27,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:27,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:27,568 INFO L229 MonitoredProcess]: Starting monitored process 320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:27,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (320)] Waiting until timeout for monitored process [2022-12-13 21:03:27,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:27,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:27,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:27,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:27,580 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:27,581 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:03:27,581 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:03:27,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:27,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (320)] Ended with exit code 0 [2022-12-13 21:03:27,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:27,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:27,587 INFO L229 MonitoredProcess]: Starting monitored process 321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:27,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (321)] Waiting until timeout for monitored process [2022-12-13 21:03:27,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:27,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:27,598 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 21:03:27,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:27,599 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:27,600 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 21:03:27,600 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:03:27,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:27,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (321)] Ended with exit code 0 [2022-12-13 21:03:27,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:27,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:27,607 INFO L229 MonitoredProcess]: Starting monitored process 322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:27,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (322)] Waiting until timeout for monitored process [2022-12-13 21:03:27,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:27,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:27,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:27,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:27,619 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:27,620 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:03:27,620 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:03:27,624 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:27,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (322)] Forceful destruction successful, exit code 0 [2022-12-13 21:03:27,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:27,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:27,627 INFO L229 MonitoredProcess]: Starting monitored process 323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:27,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (323)] Waiting until timeout for monitored process [2022-12-13 21:03:27,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:27,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:27,639 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 21:03:27,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:27,639 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:27,640 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 21:03:27,641 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:03:27,645 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:27,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (323)] Forceful destruction successful, exit code 0 [2022-12-13 21:03:27,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:27,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:27,648 INFO L229 MonitoredProcess]: Starting monitored process 324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:27,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (324)] Waiting until timeout for monitored process [2022-12-13 21:03:27,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:27,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:27,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:27,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:27,660 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:27,662 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:03:27,662 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:03:27,665 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:27,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (324)] Ended with exit code 0 [2022-12-13 21:03:27,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:27,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:27,668 INFO L229 MonitoredProcess]: Starting monitored process 325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:27,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (325)] Waiting until timeout for monitored process [2022-12-13 21:03:27,670 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:27,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:27,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:27,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:27,680 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:27,684 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:03:27,684 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:03:27,697 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:03:27,737 INFO L443 ModelExtractionUtils]: Simplification made 27 calls to the SMT solver. [2022-12-13 21:03:27,737 INFO L444 ModelExtractionUtils]: 4 out of 28 variables were initially zero. Simplification set additionally 21 variables to zero. [2022-12-13 21:03:27,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:27,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:27,738 INFO L229 MonitoredProcess]: Starting monitored process 326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:27,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (326)] Waiting until timeout for monitored process [2022-12-13 21:03:27,740 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:03:27,751 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 21:03:27,751 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:03:27,751 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1) = -2*ULTIMATE.start_main_~i~0#1 + 5 Supporting invariants [] [2022-12-13 21:03:27,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (325)] Ended with exit code 0 [2022-12-13 21:03:27,955 INFO L156 tatePredicateManager]: 46 out of 49 supporting invariants were superfluous and have been removed [2022-12-13 21:03:27,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:03:27,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:03:27,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 24 conjunts are in the unsatisfiable core [2022-12-13 21:03:27,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:03:28,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (326)] Ended with exit code 0 [2022-12-13 21:03:28,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:03:28,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-13 21:03:28,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:03:28,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:03:28,233 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2022-12-13 21:03:28,234 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 79 states and 91 transitions. cyclomatic complexity: 19 Second operand has 12 states, 12 states have (on average 2.6666666666666665) internal successors, (32), 12 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:03:28,319 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 79 states and 91 transitions. cyclomatic complexity: 19. Second operand has 12 states, 12 states have (on average 2.6666666666666665) internal successors, (32), 12 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 94 states and 112 transitions. Complement of second has 15 states. [2022-12-13 21:03:28,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 10 stem states 1 non-accepting loop states 2 accepting loop states [2022-12-13 21:03:28,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.6666666666666665) internal successors, (32), 12 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:03:28,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 47 transitions. [2022-12-13 21:03:28,320 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 47 transitions. Stem has 46 letters. Loop has 2 letters. [2022-12-13 21:03:28,320 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:03:28,320 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 47 transitions. Stem has 48 letters. Loop has 2 letters. [2022-12-13 21:03:28,320 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:03:28,320 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 47 transitions. Stem has 46 letters. Loop has 4 letters. [2022-12-13 21:03:28,320 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:03:28,320 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 94 states and 112 transitions. [2022-12-13 21:03:28,321 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-12-13 21:03:28,321 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 94 states to 92 states and 108 transitions. [2022-12-13 21:03:28,321 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 55 [2022-12-13 21:03:28,321 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 58 [2022-12-13 21:03:28,321 INFO L73 IsDeterministic]: Start isDeterministic. Operand 92 states and 108 transitions. [2022-12-13 21:03:28,321 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:03:28,321 INFO L218 hiAutomatonCegarLoop]: Abstraction has 92 states and 108 transitions. [2022-12-13 21:03:28,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states and 108 transitions. [2022-12-13 21:03:28,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 82. [2022-12-13 21:03:28,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 82 states have (on average 1.170731707317073) internal successors, (96), 81 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:03:28,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 96 transitions. [2022-12-13 21:03:28,322 INFO L240 hiAutomatonCegarLoop]: Abstraction has 82 states and 96 transitions. [2022-12-13 21:03:28,322 INFO L428 stractBuchiCegarLoop]: Abstraction has 82 states and 96 transitions. [2022-12-13 21:03:28,322 INFO L335 stractBuchiCegarLoop]: ======== Iteration 25 ============ [2022-12-13 21:03:28,323 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 82 states and 96 transitions. [2022-12-13 21:03:28,323 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-12-13 21:03:28,323 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:03:28,323 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:03:28,323 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:03:28,323 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:03:28,323 INFO L748 eck$LassoCheckResult]: Stem: 10197#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 10181#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 10182#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10179#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10180#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10199#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10215#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10213#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10211#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10209#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10207#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10205#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10202#L33-3 assume !(main_~i~0#1 < 5); 10175#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 10176#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 10198#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10169#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10170#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10216#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10214#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10212#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10210#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10208#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10206#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10204#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10203#L37-3 assume !(main_~i~0#1 < 5); 10190#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 10191#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 10183#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 10184#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 10220#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 10221#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 10185#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 10167#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 10168#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 10165#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 10166#L42-4 main_~nc_B~0#1 := 0; 10225#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 10226#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 10192#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 10173#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 10174#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 10238#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 10237#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 10236#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 10235#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 10234#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 10195#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 10196#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 10186#L55 [2022-12-13 21:03:28,323 INFO L750 eck$LassoCheckResult]: Loop: 10186#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 10187#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 10186#L55 [2022-12-13 21:03:28,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:03:28,324 INFO L85 PathProgramCache]: Analyzing trace with hash 2032634054, now seen corresponding path program 5 times [2022-12-13 21:03:28,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:03:28,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329113362] [2022-12-13 21:03:28,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:03:28,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:03:28,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:03:28,336 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:03:28,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:03:28,349 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:03:28,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:03:28,350 INFO L85 PathProgramCache]: Analyzing trace with hash 3708, now seen corresponding path program 3 times [2022-12-13 21:03:28,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:03:28,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361016832] [2022-12-13 21:03:28,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:03:28,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:03:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:03:28,352 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:03:28,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:03:28,354 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:03:28,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:03:28,354 INFO L85 PathProgramCache]: Analyzing trace with hash -848791039, now seen corresponding path program 5 times [2022-12-13 21:03:28,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:03:28,354 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184936033] [2022-12-13 21:03:28,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:03:28,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:03:28,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:03:28,369 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:03:28,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:03:28,383 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:03:35,721 WARN L233 SmtUtils]: Spent 7.26s on a formula simplification. DAG size of input: 367 DAG size of output: 266 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 21:03:36,413 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:03:36,413 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:03:36,413 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:03:36,414 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:03:36,414 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:03:36,414 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:36,414 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:03:36,414 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:03:36,414 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration25_Lasso [2022-12-13 21:03:36,414 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:03:36,414 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:03:36,417 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:36,418 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:36,419 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:36,420 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:37,852 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:37,853 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:37,854 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:37,855 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:37,856 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:37,857 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:37,858 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:37,859 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:37,859 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:37,861 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:37,862 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:37,862 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:37,863 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:38,524 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:03:38,524 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:03:38,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:38,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:38,525 INFO L229 MonitoredProcess]: Starting monitored process 327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:38,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (327)] Waiting until timeout for monitored process [2022-12-13 21:03:38,527 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 [2022-12-13 21:03:38,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:38,537 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:03:38,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:38,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:38,537 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:38,537 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:03:38,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:03:38,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:38,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (327)] Ended with exit code 0 [2022-12-13 21:03:38,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:38,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:38,541 INFO L229 MonitoredProcess]: Starting monitored process 328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:38,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (328)] Waiting until timeout for monitored process [2022-12-13 21:03:38,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:38,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:38,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:03:38,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:38,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:38,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:38,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:03:38,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:03:38,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:38,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (328)] Ended with exit code 0 [2022-12-13 21:03:38,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:38,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:38,558 INFO L229 MonitoredProcess]: Starting monitored process 329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:38,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (329)] Waiting until timeout for monitored process [2022-12-13 21:03:38,560 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:38,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:38,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:03:38,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:38,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:38,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:38,570 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:03:38,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:03:38,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:38,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (329)] Ended with exit code 0 [2022-12-13 21:03:38,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:38,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:38,574 INFO L229 MonitoredProcess]: Starting monitored process 330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:38,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (330)] Waiting until timeout for monitored process [2022-12-13 21:03:38,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:38,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:38,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:38,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:38,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:38,587 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:03:38,587 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:03:38,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:38,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (330)] Ended with exit code 0 [2022-12-13 21:03:38,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:38,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:38,593 INFO L229 MonitoredProcess]: Starting monitored process 331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:38,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (331)] Waiting until timeout for monitored process [2022-12-13 21:03:38,596 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:38,606 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:38,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:38,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:38,606 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:38,607 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:03:38,607 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:03:38,610 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:38,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (331)] Ended with exit code 0 [2022-12-13 21:03:38,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:38,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:38,613 INFO L229 MonitoredProcess]: Starting monitored process 332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:38,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (332)] Waiting until timeout for monitored process [2022-12-13 21:03:38,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:38,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:38,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:38,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:38,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:38,631 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:03:38,631 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:03:38,648 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:03:38,677 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2022-12-13 21:03:38,677 INFO L444 ModelExtractionUtils]: 15 out of 28 variables were initially zero. Simplification set additionally 9 variables to zero. [2022-12-13 21:03:38,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:38,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:38,678 INFO L229 MonitoredProcess]: Starting monitored process 333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:38,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (333)] Waiting until timeout for monitored process [2022-12-13 21:03:38,680 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:03:38,692 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 21:03:38,692 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:03:38,692 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~j~0#1, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~nc_A~0#1) = 2*ULTIMATE.start_main_~j~0#1 - 2*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~nc_A~0#1 Supporting invariants [] [2022-12-13 21:03:38,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (332)] Ended with exit code 0 [2022-12-13 21:03:38,930 INFO L156 tatePredicateManager]: 52 out of 54 supporting invariants were superfluous and have been removed [2022-12-13 21:03:38,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:03:38,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:03:38,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-13 21:03:38,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:03:39,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (333)] Ended with exit code 0 [2022-12-13 21:03:39,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:03:39,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-13 21:03:39,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:03:39,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:03:39,270 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2022-12-13 21:03:39,271 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 82 states and 96 transitions. cyclomatic complexity: 22 Second operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:03:39,389 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 82 states and 96 transitions. cyclomatic complexity: 22. Second operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 103 states and 123 transitions. Complement of second has 17 states. [2022-12-13 21:03:39,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 14 states 10 stem states 2 non-accepting loop states 2 accepting loop states [2022-12-13 21:03:39,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:03:39,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 53 transitions. [2022-12-13 21:03:39,390 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 53 transitions. Stem has 49 letters. Loop has 2 letters. [2022-12-13 21:03:39,390 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:03:39,390 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 53 transitions. Stem has 51 letters. Loop has 2 letters. [2022-12-13 21:03:39,391 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:03:39,391 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 53 transitions. Stem has 49 letters. Loop has 4 letters. [2022-12-13 21:03:39,391 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:03:39,391 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 103 states and 123 transitions. [2022-12-13 21:03:39,392 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 21:03:39,392 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 103 states to 81 states and 92 transitions. [2022-12-13 21:03:39,392 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 52 [2022-12-13 21:03:39,392 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 53 [2022-12-13 21:03:39,392 INFO L73 IsDeterministic]: Start isDeterministic. Operand 81 states and 92 transitions. [2022-12-13 21:03:39,392 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:03:39,393 INFO L218 hiAutomatonCegarLoop]: Abstraction has 81 states and 92 transitions. [2022-12-13 21:03:39,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states and 92 transitions. [2022-12-13 21:03:39,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 74. [2022-12-13 21:03:39,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 74 states have (on average 1.1216216216216217) internal successors, (83), 73 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:03:39,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 83 transitions. [2022-12-13 21:03:39,394 INFO L240 hiAutomatonCegarLoop]: Abstraction has 74 states and 83 transitions. [2022-12-13 21:03:39,394 INFO L428 stractBuchiCegarLoop]: Abstraction has 74 states and 83 transitions. [2022-12-13 21:03:39,394 INFO L335 stractBuchiCegarLoop]: ======== Iteration 26 ============ [2022-12-13 21:03:39,395 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 74 states and 83 transitions. [2022-12-13 21:03:39,395 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 21:03:39,395 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:03:39,395 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:03:39,395 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:03:39,396 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:03:39,396 INFO L748 eck$LassoCheckResult]: Stem: 10806#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 10794#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 10795#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10792#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10793#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10824#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10822#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10820#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10818#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10816#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10814#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10812#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10809#L33-3 assume !(main_~i~0#1 < 5); 10788#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 10789#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 10807#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10782#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10783#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10823#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10821#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10819#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10817#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10815#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10813#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10811#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10810#L37-3 assume !(main_~i~0#1 < 5); 10802#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 10803#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 10796#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 10797#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 10798#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 10780#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 10781#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 10836#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 10848#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 10826#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 10825#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 10778#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 10779#L42-4 main_~nc_B~0#1 := 0; 10808#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 10784#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 10785#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 10786#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 10787#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 10805#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 10835#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 10830#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 10829#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 10831#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 10790#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 10791#L55-2 [2022-12-13 21:03:39,396 INFO L750 eck$LassoCheckResult]: Loop: 10791#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 10804#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 10791#L55-2 [2022-12-13 21:03:39,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:03:39,396 INFO L85 PathProgramCache]: Analyzing trace with hash -456329688, now seen corresponding path program 9 times [2022-12-13 21:03:39,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:03:39,396 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070645382] [2022-12-13 21:03:39,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:03:39,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:03:39,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:03:39,418 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:03:39,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:03:39,434 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:03:39,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:03:39,435 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 13 times [2022-12-13 21:03:39,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:03:39,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524661170] [2022-12-13 21:03:39,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:03:39,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:03:39,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:03:39,438 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:03:39,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:03:39,440 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:03:39,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:03:39,441 INFO L85 PathProgramCache]: Analyzing trace with hash -446163381, now seen corresponding path program 6 times [2022-12-13 21:03:39,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:03:39,441 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270096181] [2022-12-13 21:03:39,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:03:39,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:03:39,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:03:39,464 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:03:39,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:03:39,473 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:03:49,915 WARN L233 SmtUtils]: Spent 10.39s on a formula simplification. DAG size of input: 352 DAG size of output: 264 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 21:03:51,063 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:03:51,063 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:03:51,063 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:03:51,063 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:03:51,063 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:03:51,063 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:51,063 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:03:51,063 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:03:51,063 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration26_Lasso [2022-12-13 21:03:51,063 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:03:51,063 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:03:51,065 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:51,066 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:51,067 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:53,162 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:53,163 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:53,165 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:53,166 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:53,168 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:53,169 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:53,170 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:53,171 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:53,173 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:53,174 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:53,175 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:53,176 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:53,178 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:53,179 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:53,180 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:53,182 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:03:53,565 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:03:53,565 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:03:53,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:53,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:53,566 INFO L229 MonitoredProcess]: Starting monitored process 334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:53,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (334)] Waiting until timeout for monitored process [2022-12-13 21:03:53,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:53,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:53,578 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:03:53,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:53,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:53,578 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:53,579 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:03:53,579 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:03:53,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:53,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (334)] Ended with exit code 0 [2022-12-13 21:03:53,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:53,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:53,583 INFO L229 MonitoredProcess]: Starting monitored process 335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:53,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (335)] Waiting until timeout for monitored process [2022-12-13 21:03:53,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:53,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:53,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:53,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:53,594 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:53,595 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:03:53,595 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:03:53,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:53,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (335)] Ended with exit code 0 [2022-12-13 21:03:53,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:53,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:53,601 INFO L229 MonitoredProcess]: Starting monitored process 336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:53,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (336)] Waiting until timeout for monitored process [2022-12-13 21:03:53,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:53,613 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:53,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:53,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:53,613 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:53,614 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:03:53,614 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:03:53,617 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:53,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (336)] Ended with exit code 0 [2022-12-13 21:03:53,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:53,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:53,620 INFO L229 MonitoredProcess]: Starting monitored process 337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:53,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (337)] Waiting until timeout for monitored process [2022-12-13 21:03:53,622 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:53,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:53,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:53,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:53,632 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:53,633 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:03:53,633 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:03:53,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:53,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (337)] Ended with exit code 0 [2022-12-13 21:03:53,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:53,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:53,639 INFO L229 MonitoredProcess]: Starting monitored process 338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:53,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (338)] Waiting until timeout for monitored process [2022-12-13 21:03:53,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:53,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:53,651 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 21:03:53,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:53,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:53,652 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 21:03:53,652 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:03:53,656 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:53,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (338)] Ended with exit code 0 [2022-12-13 21:03:53,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:53,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:53,659 INFO L229 MonitoredProcess]: Starting monitored process 339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:53,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (339)] Waiting until timeout for monitored process [2022-12-13 21:03:53,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:53,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:53,670 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 21:03:53,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:53,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:53,672 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 21:03:53,672 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:03:53,676 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:03:53,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (339)] Forceful destruction successful, exit code 0 [2022-12-13 21:03:53,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:53,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:53,679 INFO L229 MonitoredProcess]: Starting monitored process 340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:53,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (340)] Waiting until timeout for monitored process [2022-12-13 21:03:53,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:03:53,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:03:53,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:03:53,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:03:53,692 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:03:53,695 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:03:53,695 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:03:53,709 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:03:53,759 INFO L443 ModelExtractionUtils]: Simplification made 32 calls to the SMT solver. [2022-12-13 21:03:53,759 INFO L444 ModelExtractionUtils]: 4 out of 28 variables were initially zero. Simplification set additionally 21 variables to zero. [2022-12-13 21:03:53,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:03:53,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:03:53,760 INFO L229 MonitoredProcess]: Starting monitored process 341 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:03:53,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (341)] Waiting until timeout for monitored process [2022-12-13 21:03:53,762 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:03:53,773 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 21:03:53,773 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:03:53,773 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_16, ULTIMATE.start_main_~j~0#1) = 7*v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_16 - 8*ULTIMATE.start_main_~j~0#1 Supporting invariants [] [2022-12-13 21:03:53,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (340)] Ended with exit code 0 [2022-12-13 21:03:53,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (341)] Forceful destruction successful, exit code 0 [2022-12-13 21:03:54,074 INFO L156 tatePredicateManager]: 47 out of 51 supporting invariants were superfluous and have been removed [2022-12-13 21:03:54,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:03:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:03:54,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 20 conjunts are in the unsatisfiable core [2022-12-13 21:03:54,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:03:54,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:03:54,302 WARN L261 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 16 conjunts are in the unsatisfiable core [2022-12-13 21:03:54,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:03:54,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:03:54,329 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.7 stem predicates 2 loop predicates [2022-12-13 21:03:54,329 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 74 states and 83 transitions. cyclomatic complexity: 15 Second operand has 9 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 9 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:03:54,409 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 74 states and 83 transitions. cyclomatic complexity: 15. Second operand has 9 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 9 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 97 states and 111 transitions. Complement of second has 12 states. [2022-12-13 21:03:54,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 7 stem states 1 non-accepting loop states 2 accepting loop states [2022-12-13 21:03:54,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 9 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:03:54,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 44 transitions. [2022-12-13 21:03:54,410 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 44 transitions. Stem has 50 letters. Loop has 2 letters. [2022-12-13 21:03:54,410 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:03:54,410 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 44 transitions. Stem has 52 letters. Loop has 2 letters. [2022-12-13 21:03:54,410 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:03:54,410 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 44 transitions. Stem has 50 letters. Loop has 4 letters. [2022-12-13 21:03:54,411 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:03:54,411 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 97 states and 111 transitions. [2022-12-13 21:03:54,411 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 21:03:54,412 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 97 states to 97 states and 111 transitions. [2022-12-13 21:03:54,412 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 58 [2022-12-13 21:03:54,412 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 60 [2022-12-13 21:03:54,412 INFO L73 IsDeterministic]: Start isDeterministic. Operand 97 states and 111 transitions. [2022-12-13 21:03:54,412 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:03:54,413 INFO L218 hiAutomatonCegarLoop]: Abstraction has 97 states and 111 transitions. [2022-12-13 21:03:54,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states and 111 transitions. [2022-12-13 21:03:54,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 89. [2022-12-13 21:03:54,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 89 states have (on average 1.1235955056179776) internal successors, (100), 88 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:03:54,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 100 transitions. [2022-12-13 21:03:54,414 INFO L240 hiAutomatonCegarLoop]: Abstraction has 89 states and 100 transitions. [2022-12-13 21:03:54,414 INFO L428 stractBuchiCegarLoop]: Abstraction has 89 states and 100 transitions. [2022-12-13 21:03:54,414 INFO L335 stractBuchiCegarLoop]: ======== Iteration 27 ============ [2022-12-13 21:03:54,414 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 89 states and 100 transitions. [2022-12-13 21:03:54,415 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 21:03:54,415 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:03:54,415 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:03:54,415 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 4, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:03:54,415 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:03:54,415 INFO L748 eck$LassoCheckResult]: Stem: 11386#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 11374#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 11375#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11370#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11371#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11404#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11402#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11400#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11398#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11396#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11394#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11392#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11389#L33-3 assume !(main_~i~0#1 < 5); 11366#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 11367#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 11387#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11360#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11361#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11403#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11401#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11399#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11397#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11395#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11393#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11391#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11390#L37-3 assume !(main_~i~0#1 < 5); 11379#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 11380#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 11372#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 11358#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 11359#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 11373#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 11425#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 11424#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 11422#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 11421#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 11420#L42-4 main_~nc_B~0#1 := 0; 11419#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 11418#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 11417#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 11416#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 11415#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 11414#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 11413#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 11412#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 11411#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 11410#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 11409#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 11407#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 11377#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 11378#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 11385#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 11382#L55-2 [2022-12-13 21:03:54,415 INFO L750 eck$LassoCheckResult]: Loop: 11382#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 11383#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 11382#L55-2 [2022-12-13 21:03:54,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:03:54,416 INFO L85 PathProgramCache]: Analyzing trace with hash -559747059, now seen corresponding path program 8 times [2022-12-13 21:03:54,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:03:54,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332026476] [2022-12-13 21:03:54,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:03:54,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:03:54,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:03:54,433 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:03:54,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:03:54,445 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:03:54,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:03:54,446 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 14 times [2022-12-13 21:03:54,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:03:54,446 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012253756] [2022-12-13 21:03:54,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:03:54,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:03:54,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:03:54,449 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:03:54,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:03:54,451 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:03:54,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:03:54,451 INFO L85 PathProgramCache]: Analyzing trace with hash -1046009104, now seen corresponding path program 6 times [2022-12-13 21:03:54,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:03:54,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356673504] [2022-12-13 21:03:54,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:03:54,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:03:54,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:03:54,466 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:03:54,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:03:54,480 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:04:00,936 WARN L233 SmtUtils]: Spent 6.38s on a formula simplification. DAG size of input: 388 DAG size of output: 291 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 21:04:02,051 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:04:02,051 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:04:02,051 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:04:02,052 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:04:02,052 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:04:02,052 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:02,052 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:04:02,052 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:04:02,052 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration27_Lasso [2022-12-13 21:04:02,052 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:04:02,052 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:04:02,055 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:02,056 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:02,058 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:02,059 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:02,060 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:02,061 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:02,063 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:02,064 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:02,065 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:02,066 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:02,067 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:02,068 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:02,069 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:04,693 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:04,695 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:04,696 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:04,697 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:04,698 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:04,699 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:04,970 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-12-13 21:04:19,260 WARN L233 SmtUtils]: Spent 14.24s on a formula simplification. DAG size of input: 202 DAG size of output: 146 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2022-12-13 21:04:19,362 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:04:19,363 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:04:19,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:19,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:19,364 INFO L229 MonitoredProcess]: Starting monitored process 342 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:19,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (342)] Waiting until timeout for monitored process [2022-12-13 21:04:19,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:19,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:19,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:04:19,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:19,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:19,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:19,376 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:04:19,376 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:04:19,377 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:19,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (342)] Ended with exit code 0 [2022-12-13 21:04:19,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:19,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:19,380 INFO L229 MonitoredProcess]: Starting monitored process 343 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:19,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (343)] Waiting until timeout for monitored process [2022-12-13 21:04:19,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:19,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:19,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:19,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:19,393 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:19,394 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:04:19,394 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:04:19,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:19,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (343)] Ended with exit code 0 [2022-12-13 21:04:19,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:19,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:19,400 INFO L229 MonitoredProcess]: Starting monitored process 344 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:19,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (344)] Waiting until timeout for monitored process [2022-12-13 21:04:19,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:19,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:19,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:04:19,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:19,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:19,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:19,413 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:04:19,413 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:04:19,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:19,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (344)] Ended with exit code 0 [2022-12-13 21:04:19,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:19,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:19,418 INFO L229 MonitoredProcess]: Starting monitored process 345 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:19,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (345)] Waiting until timeout for monitored process [2022-12-13 21:04:19,419 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:19,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:19,429 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:04:19,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:19,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:19,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:19,430 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:04:19,430 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:04:19,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:19,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (345)] Ended with exit code 0 [2022-12-13 21:04:19,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:19,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:19,434 INFO L229 MonitoredProcess]: Starting monitored process 346 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:19,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (346)] Waiting until timeout for monitored process [2022-12-13 21:04:19,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:19,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:19,446 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:04:19,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:19,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:19,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:19,447 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:04:19,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:04:19,448 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:19,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (346)] Ended with exit code 0 [2022-12-13 21:04:19,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:19,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:19,451 INFO L229 MonitoredProcess]: Starting monitored process 347 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:19,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (347)] Waiting until timeout for monitored process [2022-12-13 21:04:19,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:19,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:19,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:19,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:19,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:19,464 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:04:19,464 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:04:19,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:19,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (347)] Forceful destruction successful, exit code 0 [2022-12-13 21:04:19,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:19,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:19,469 INFO L229 MonitoredProcess]: Starting monitored process 348 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:19,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (348)] Waiting until timeout for monitored process [2022-12-13 21:04:19,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:19,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:19,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:04:19,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:19,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:19,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:19,481 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:04:19,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:04:19,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:19,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (348)] Ended with exit code 0 [2022-12-13 21:04:19,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:19,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:19,486 INFO L229 MonitoredProcess]: Starting monitored process 349 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:19,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (349)] Waiting until timeout for monitored process [2022-12-13 21:04:19,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:19,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:19,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:19,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:19,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:19,499 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:04:19,499 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:04:19,501 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:19,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (349)] Ended with exit code 0 [2022-12-13 21:04:19,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:19,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:19,504 INFO L229 MonitoredProcess]: Starting monitored process 350 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:19,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (350)] Waiting until timeout for monitored process [2022-12-13 21:04:19,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:19,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:19,517 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:04:19,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:19,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:19,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:19,517 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:04:19,517 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:04:19,519 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:19,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (350)] Ended with exit code 0 [2022-12-13 21:04:19,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:19,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:19,522 INFO L229 MonitoredProcess]: Starting monitored process 351 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:19,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (351)] Waiting until timeout for monitored process [2022-12-13 21:04:19,523 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:19,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:19,533 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:04:19,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:19,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:19,533 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:19,533 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:04:19,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:04:19,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:19,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (351)] Ended with exit code 0 [2022-12-13 21:04:19,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:19,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:19,537 INFO L229 MonitoredProcess]: Starting monitored process 352 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:19,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (352)] Waiting until timeout for monitored process [2022-12-13 21:04:19,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:19,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:19,550 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:04:19,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:19,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:19,550 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:19,551 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:04:19,551 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:04:19,552 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:19,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (352)] Ended with exit code 0 [2022-12-13 21:04:19,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:19,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:19,555 INFO L229 MonitoredProcess]: Starting monitored process 353 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:19,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (353)] Waiting until timeout for monitored process [2022-12-13 21:04:19,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:19,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:19,566 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:04:19,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:19,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:19,567 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:19,567 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:04:19,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:04:19,568 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:19,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (353)] Forceful destruction successful, exit code 0 [2022-12-13 21:04:19,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:19,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:19,571 INFO L229 MonitoredProcess]: Starting monitored process 354 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:19,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (354)] Waiting until timeout for monitored process [2022-12-13 21:04:19,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:19,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:19,584 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 21:04:19,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:19,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:19,585 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 21:04:19,585 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:04:19,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:19,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (354)] Forceful destruction successful, exit code 0 [2022-12-13 21:04:19,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:19,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:19,591 INFO L229 MonitoredProcess]: Starting monitored process 355 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:19,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (355)] Waiting until timeout for monitored process [2022-12-13 21:04:19,593 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 [2022-12-13 21:04:19,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:19,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:19,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:19,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:19,605 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:04:19,605 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:04:19,608 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:19,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (355)] Ended with exit code 0 [2022-12-13 21:04:19,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:19,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:19,611 INFO L229 MonitoredProcess]: Starting monitored process 356 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:19,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (356)] Waiting until timeout for monitored process [2022-12-13 21:04:19,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:19,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:19,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:19,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:19,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:19,624 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:04:19,624 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:04:19,626 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:19,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (356)] Ended with exit code 0 [2022-12-13 21:04:19,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:19,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:19,630 INFO L229 MonitoredProcess]: Starting monitored process 357 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:19,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (357)] Waiting until timeout for monitored process [2022-12-13 21:04:19,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:19,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:19,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:19,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:19,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:19,642 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:04:19,642 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:04:19,644 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:19,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (357)] Ended with exit code 0 [2022-12-13 21:04:19,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:19,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:19,647 INFO L229 MonitoredProcess]: Starting monitored process 358 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:19,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (358)] Waiting until timeout for monitored process [2022-12-13 21:04:19,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:19,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:19,659 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 21:04:19,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:19,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:19,661 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 21:04:19,661 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:04:19,665 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:19,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (358)] Ended with exit code 0 [2022-12-13 21:04:19,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:19,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:19,668 INFO L229 MonitoredProcess]: Starting monitored process 359 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:19,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (359)] Waiting until timeout for monitored process [2022-12-13 21:04:19,670 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:19,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:19,680 INFO L203 nArgumentSynthesizer]: 72 stem disjuncts [2022-12-13 21:04:19,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:19,680 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:19,831 INFO L401 nArgumentSynthesizer]: We have 148 Motzkin's Theorem applications. [2022-12-13 21:04:19,832 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:04:20,168 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:20,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (359)] Ended with exit code 0 [2022-12-13 21:04:20,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:20,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:20,175 INFO L229 MonitoredProcess]: Starting monitored process 360 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:20,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (360)] Waiting until timeout for monitored process [2022-12-13 21:04:20,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:20,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:20,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:20,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:20,188 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:20,189 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:04:20,189 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:04:20,192 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:20,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (360)] Ended with exit code 0 [2022-12-13 21:04:20,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:20,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:20,195 INFO L229 MonitoredProcess]: Starting monitored process 361 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:20,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (361)] Waiting until timeout for monitored process [2022-12-13 21:04:20,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:20,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:20,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:20,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:20,207 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:20,208 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:04:20,208 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:04:20,212 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:20,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (361)] Ended with exit code 0 [2022-12-13 21:04:20,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:20,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:20,216 INFO L229 MonitoredProcess]: Starting monitored process 362 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:20,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (362)] Waiting until timeout for monitored process [2022-12-13 21:04:20,218 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:20,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:20,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:20,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:20,228 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:20,229 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:04:20,229 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:04:20,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:20,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (362)] Ended with exit code 0 [2022-12-13 21:04:20,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:20,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:20,235 INFO L229 MonitoredProcess]: Starting monitored process 363 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:20,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (363)] Waiting until timeout for monitored process [2022-12-13 21:04:20,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:20,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:20,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:04:20,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:20,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:20,247 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:20,247 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:04:20,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:04:20,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:20,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (363)] Ended with exit code 0 [2022-12-13 21:04:20,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:20,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:20,251 INFO L229 MonitoredProcess]: Starting monitored process 364 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:20,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (364)] Waiting until timeout for monitored process [2022-12-13 21:04:20,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:20,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:20,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:20,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:20,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:20,265 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:04:20,265 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:04:20,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:20,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (364)] Ended with exit code 0 [2022-12-13 21:04:20,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:20,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:20,271 INFO L229 MonitoredProcess]: Starting monitored process 365 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:20,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (365)] Waiting until timeout for monitored process [2022-12-13 21:04:20,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:20,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:20,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:20,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:20,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:20,287 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:04:20,287 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:04:20,301 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:04:20,346 INFO L443 ModelExtractionUtils]: Simplification made 27 calls to the SMT solver. [2022-12-13 21:04:20,347 INFO L444 ModelExtractionUtils]: 1 out of 28 variables were initially zero. Simplification set additionally 24 variables to zero. [2022-12-13 21:04:20,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:20,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:20,347 INFO L229 MonitoredProcess]: Starting monitored process 366 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:20,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (366)] Waiting until timeout for monitored process [2022-12-13 21:04:20,350 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:04:20,361 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 21:04:20,361 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:04:20,361 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~j~0#1, ULTIMATE.start_main_~nc_A~0#1) = -6*ULTIMATE.start_main_~j~0#1 + 1*ULTIMATE.start_main_~nc_A~0#1 Supporting invariants [] [2022-12-13 21:04:20,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (365)] Ended with exit code 0 [2022-12-13 21:04:20,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (366)] Ended with exit code 0 [2022-12-13 21:04:20,673 INFO L156 tatePredicateManager]: 53 out of 56 supporting invariants were superfluous and have been removed [2022-12-13 21:04:20,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:04:20,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:04:20,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 24 conjunts are in the unsatisfiable core [2022-12-13 21:04:20,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:04:20,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:04:20,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-13 21:04:20,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:04:20,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:04:20,933 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.8 stem predicates 2 loop predicates [2022-12-13 21:04:20,933 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 89 states and 100 transitions. cyclomatic complexity: 18 Second operand has 10 states, 10 states have (on average 3.1) internal successors, (31), 10 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:04:20,981 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 89 states and 100 transitions. cyclomatic complexity: 18. Second operand has 10 states, 10 states have (on average 3.1) internal successors, (31), 10 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 100 states and 116 transitions. Complement of second has 9 states. [2022-12-13 21:04:20,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 7 stem states 0 non-accepting loop states 1 accepting loop states [2022-12-13 21:04:20,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 3.1) internal successors, (31), 10 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:04:20,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 40 transitions. [2022-12-13 21:04:20,982 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 40 transitions. Stem has 52 letters. Loop has 2 letters. [2022-12-13 21:04:20,982 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:04:20,982 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-12-13 21:04:20,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:04:21,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:04:21,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 24 conjunts are in the unsatisfiable core [2022-12-13 21:04:21,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:04:21,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:04:21,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-13 21:04:21,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:04:21,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:04:21,340 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.8 stem predicates 2 loop predicates [2022-12-13 21:04:21,340 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 89 states and 100 transitions. cyclomatic complexity: 18 Second operand has 10 states, 10 states have (on average 3.1) internal successors, (31), 10 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:04:21,412 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 89 states and 100 transitions. cyclomatic complexity: 18. Second operand has 10 states, 10 states have (on average 3.1) internal successors, (31), 10 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 100 states and 116 transitions. Complement of second has 9 states. [2022-12-13 21:04:21,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 7 stem states 0 non-accepting loop states 1 accepting loop states [2022-12-13 21:04:21,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 3.1) internal successors, (31), 10 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:04:21,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 40 transitions. [2022-12-13 21:04:21,413 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 40 transitions. Stem has 52 letters. Loop has 2 letters. [2022-12-13 21:04:21,413 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:04:21,413 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-12-13 21:04:21,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:04:21,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:04:21,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 24 conjunts are in the unsatisfiable core [2022-12-13 21:04:21,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:04:21,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:04:21,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-13 21:04:21,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:04:21,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:04:21,798 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.8 stem predicates 2 loop predicates [2022-12-13 21:04:21,798 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 89 states and 100 transitions. cyclomatic complexity: 18 Second operand has 10 states, 10 states have (on average 3.1) internal successors, (31), 10 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:04:21,883 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 89 states and 100 transitions. cyclomatic complexity: 18. Second operand has 10 states, 10 states have (on average 3.1) internal successors, (31), 10 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 108 states and 127 transitions. Complement of second has 14 states. [2022-12-13 21:04:21,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 8 stem states 1 non-accepting loop states 2 accepting loop states [2022-12-13 21:04:21,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 3.1) internal successors, (31), 10 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:04:21,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 52 transitions. [2022-12-13 21:04:21,884 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 52 transitions. Stem has 52 letters. Loop has 2 letters. [2022-12-13 21:04:21,884 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:04:21,884 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 52 transitions. Stem has 54 letters. Loop has 2 letters. [2022-12-13 21:04:21,884 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:04:21,884 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 52 transitions. Stem has 52 letters. Loop has 4 letters. [2022-12-13 21:04:21,884 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:04:21,884 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 108 states and 127 transitions. [2022-12-13 21:04:21,885 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-12-13 21:04:21,885 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 108 states to 108 states and 127 transitions. [2022-12-13 21:04:21,885 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 64 [2022-12-13 21:04:21,885 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 68 [2022-12-13 21:04:21,885 INFO L73 IsDeterministic]: Start isDeterministic. Operand 108 states and 127 transitions. [2022-12-13 21:04:21,885 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:04:21,885 INFO L218 hiAutomatonCegarLoop]: Abstraction has 108 states and 127 transitions. [2022-12-13 21:04:21,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states and 127 transitions. [2022-12-13 21:04:21,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 92. [2022-12-13 21:04:21,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 92 states have (on average 1.141304347826087) internal successors, (105), 91 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:04:21,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 105 transitions. [2022-12-13 21:04:21,886 INFO L240 hiAutomatonCegarLoop]: Abstraction has 92 states and 105 transitions. [2022-12-13 21:04:21,887 INFO L428 stractBuchiCegarLoop]: Abstraction has 92 states and 105 transitions. [2022-12-13 21:04:21,887 INFO L335 stractBuchiCegarLoop]: ======== Iteration 28 ============ [2022-12-13 21:04:21,887 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 92 states and 105 transitions. [2022-12-13 21:04:21,887 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 21:04:21,887 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:04:21,887 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:04:21,887 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:04:21,887 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:04:21,887 INFO L748 eck$LassoCheckResult]: Stem: 12592#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 12576#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 12577#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 12574#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 12575#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 12611#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 12609#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 12607#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 12605#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 12603#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 12601#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 12599#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 12596#L33-3 assume !(main_~i~0#1 < 5); 12570#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 12571#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 12593#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 12564#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 12565#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 12610#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 12608#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 12606#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 12604#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 12602#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 12600#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 12598#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 12597#L37-3 assume !(main_~i~0#1 < 5); 12583#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 12584#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 12578#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 12562#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 12563#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 12579#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 12618#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 12619#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 12640#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 12641#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 12612#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 12613#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 12594#L42-4 main_~nc_B~0#1 := 0; 12595#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 12566#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 12567#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 12568#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 12569#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 12643#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 12644#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 12623#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 12624#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 12616#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 12617#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 12647#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 12580#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 12573#L55-2 [2022-12-13 21:04:21,887 INFO L750 eck$LassoCheckResult]: Loop: 12573#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 12585#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 12573#L55-2 [2022-12-13 21:04:21,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:04:21,888 INFO L85 PathProgramCache]: Analyzing trace with hash -446163379, now seen corresponding path program 9 times [2022-12-13 21:04:21,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:04:21,888 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847049410] [2022-12-13 21:04:21,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:04:21,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:04:21,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:04:21,898 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:04:21,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:04:21,908 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:04:21,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:04:21,908 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 15 times [2022-12-13 21:04:21,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:04:21,908 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325437155] [2022-12-13 21:04:21,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:04:21,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:04:21,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:04:21,910 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:04:21,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:04:21,912 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:04:21,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:04:21,912 INFO L85 PathProgramCache]: Analyzing trace with hash 733724976, now seen corresponding path program 7 times [2022-12-13 21:04:21,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:04:21,913 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075604355] [2022-12-13 21:04:21,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:04:21,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:04:21,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:04:21,928 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:04:21,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:04:21,941 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:04:29,874 WARN L233 SmtUtils]: Spent 7.86s on a formula simplification. DAG size of input: 376 DAG size of output: 280 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 21:04:31,550 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:04:31,550 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:04:31,550 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:04:31,550 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:04:31,550 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:04:31,551 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:31,551 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:04:31,551 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:04:31,551 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration28_Lasso [2022-12-13 21:04:31,551 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:04:31,551 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:04:31,552 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:31,555 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:31,555 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:31,556 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:31,558 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:31,559 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:31,560 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:34,779 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:34,780 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:34,781 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:34,782 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:34,782 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:34,783 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:34,784 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:34,785 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:34,786 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:34,787 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:34,788 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:34,789 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:35,716 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:04:35,716 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:04:35,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:35,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:35,717 INFO L229 MonitoredProcess]: Starting monitored process 367 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:35,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (367)] Waiting until timeout for monitored process [2022-12-13 21:04:35,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:35,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:35,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:04:35,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:35,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:35,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:35,730 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:04:35,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:04:35,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:35,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (367)] Ended with exit code 0 [2022-12-13 21:04:35,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:35,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:35,734 INFO L229 MonitoredProcess]: Starting monitored process 368 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:35,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (368)] Waiting until timeout for monitored process [2022-12-13 21:04:35,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:35,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:35,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:04:35,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:35,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:35,746 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:35,746 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:04:35,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:04:35,748 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:35,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (368)] Ended with exit code 0 [2022-12-13 21:04:35,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:35,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:35,751 INFO L229 MonitoredProcess]: Starting monitored process 369 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:35,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (369)] Waiting until timeout for monitored process [2022-12-13 21:04:35,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:35,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:35,762 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:04:35,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:35,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:35,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:35,763 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:04:35,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:04:35,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:35,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (369)] Ended with exit code 0 [2022-12-13 21:04:35,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:35,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:35,767 INFO L229 MonitoredProcess]: Starting monitored process 370 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:35,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (370)] Waiting until timeout for monitored process [2022-12-13 21:04:35,770 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:35,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:35,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:35,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:35,780 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:35,780 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:04:35,780 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:04:35,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:35,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (370)] Ended with exit code 0 [2022-12-13 21:04:35,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:35,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:35,786 INFO L229 MonitoredProcess]: Starting monitored process 371 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:35,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (371)] Waiting until timeout for monitored process [2022-12-13 21:04:35,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:35,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:35,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:35,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:35,798 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:35,799 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:04:35,799 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:04:35,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:35,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (371)] Ended with exit code 0 [2022-12-13 21:04:35,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:35,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:35,805 INFO L229 MonitoredProcess]: Starting monitored process 372 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:35,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (372)] Waiting until timeout for monitored process [2022-12-13 21:04:35,807 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:35,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:35,817 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:04:35,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:35,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:35,818 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:35,818 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:04:35,818 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:04:35,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:35,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (372)] Ended with exit code 0 [2022-12-13 21:04:35,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:35,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:35,822 INFO L229 MonitoredProcess]: Starting monitored process 373 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:35,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (373)] Waiting until timeout for monitored process [2022-12-13 21:04:35,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:35,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:35,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:35,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:35,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:35,835 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:04:35,835 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:04:35,838 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:35,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (373)] Ended with exit code 0 [2022-12-13 21:04:35,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:35,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:35,841 INFO L229 MonitoredProcess]: Starting monitored process 374 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:35,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (374)] Waiting until timeout for monitored process [2022-12-13 21:04:35,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:35,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:35,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:35,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:35,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:35,858 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:04:35,858 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:04:35,872 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:04:35,909 INFO L443 ModelExtractionUtils]: Simplification made 24 calls to the SMT solver. [2022-12-13 21:04:35,909 INFO L444 ModelExtractionUtils]: 3 out of 28 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-12-13 21:04:35,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:35,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:35,910 INFO L229 MonitoredProcess]: Starting monitored process 375 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:35,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (375)] Waiting until timeout for monitored process [2022-12-13 21:04:35,912 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:04:35,922 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 21:04:35,923 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:04:35,923 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~nc_B~0#1) = -8*ULTIMATE.start_main_~i~0#1 + 7*ULTIMATE.start_main_~nc_B~0#1 Supporting invariants [] [2022-12-13 21:04:35,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (374)] Ended with exit code 0 [2022-12-13 21:04:36,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (375)] Ended with exit code 0 [2022-12-13 21:04:36,288 INFO L156 tatePredicateManager]: 54 out of 60 supporting invariants were superfluous and have been removed [2022-12-13 21:04:36,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:04:36,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:04:36,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 36 conjunts are in the unsatisfiable core [2022-12-13 21:04:36,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:04:36,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:04:36,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-13 21:04:36,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:04:36,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:04:36,746 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.16 stem predicates 2 loop predicates [2022-12-13 21:04:36,746 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 92 states and 105 transitions. cyclomatic complexity: 20 Second operand has 18 states, 18 states have (on average 2.5555555555555554) internal successors, (46), 18 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:04:37,340 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 92 states and 105 transitions. cyclomatic complexity: 20. Second operand has 18 states, 18 states have (on average 2.5555555555555554) internal successors, (46), 18 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 162 states and 201 transitions. Complement of second has 34 states. [2022-12-13 21:04:37,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 32 states 28 stem states 1 non-accepting loop states 2 accepting loop states [2022-12-13 21:04:37,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 2.5555555555555554) internal successors, (46), 18 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:04:37,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 130 transitions. [2022-12-13 21:04:37,341 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 32 states and 130 transitions. Stem has 52 letters. Loop has 2 letters. [2022-12-13 21:04:37,341 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:04:37,341 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 32 states and 130 transitions. Stem has 54 letters. Loop has 2 letters. [2022-12-13 21:04:37,341 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:04:37,341 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 32 states and 130 transitions. Stem has 52 letters. Loop has 4 letters. [2022-12-13 21:04:37,341 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:04:37,341 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 162 states and 201 transitions. [2022-12-13 21:04:37,342 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-12-13 21:04:37,342 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 162 states to 149 states and 181 transitions. [2022-12-13 21:04:37,342 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 85 [2022-12-13 21:04:37,342 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 92 [2022-12-13 21:04:37,342 INFO L73 IsDeterministic]: Start isDeterministic. Operand 149 states and 181 transitions. [2022-12-13 21:04:37,342 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:04:37,342 INFO L218 hiAutomatonCegarLoop]: Abstraction has 149 states and 181 transitions. [2022-12-13 21:04:37,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states and 181 transitions. [2022-12-13 21:04:37,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 101. [2022-12-13 21:04:37,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 101 states have (on average 1.1584158415841583) internal successors, (117), 100 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:04:37,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 117 transitions. [2022-12-13 21:04:37,344 INFO L240 hiAutomatonCegarLoop]: Abstraction has 101 states and 117 transitions. [2022-12-13 21:04:37,344 INFO L428 stractBuchiCegarLoop]: Abstraction has 101 states and 117 transitions. [2022-12-13 21:04:37,344 INFO L335 stractBuchiCegarLoop]: ======== Iteration 29 ============ [2022-12-13 21:04:37,344 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 101 states and 117 transitions. [2022-12-13 21:04:37,345 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 21:04:37,345 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:04:37,345 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:04:37,345 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [6, 5, 5, 5, 5, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:04:37,345 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:04:37,345 INFO L748 eck$LassoCheckResult]: Stem: 13361#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 13343#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 13344#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 13341#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 13342#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 13363#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 13379#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 13377#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 13375#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 13373#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 13371#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 13369#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 13366#L33-3 assume !(main_~i~0#1 < 5); 13337#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 13338#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 13362#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 13331#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 13332#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 13380#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 13378#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 13376#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 13374#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 13372#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 13370#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 13368#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 13367#L37-3 assume !(main_~i~0#1 < 5); 13352#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 13353#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 13345#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 13346#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 13384#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 13385#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 13347#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 13348#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 13413#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 13329#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 13330#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 13383#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 13381#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 13382#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 13364#L42-4 main_~nc_B~0#1 := 0; 13365#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 13333#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 13334#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 13335#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 13336#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 13396#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 13397#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 13419#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 13418#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 13417#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 13339#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 13340#L55-2 [2022-12-13 21:04:37,345 INFO L750 eck$LassoCheckResult]: Loop: 13340#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 13354#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 13340#L55-2 [2022-12-13 21:04:37,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:04:37,345 INFO L85 PathProgramCache]: Analyzing trace with hash 465685645, now seen corresponding path program 10 times [2022-12-13 21:04:37,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:04:37,345 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027870719] [2022-12-13 21:04:37,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:04:37,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:04:37,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:04:37,472 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 20 proven. 30 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-13 21:04:37,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:04:37,472 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027870719] [2022-12-13 21:04:37,472 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027870719] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 21:04:37,472 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [854968161] [2022-12-13 21:04:37,472 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-12-13 21:04:37,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:04:37,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:37,473 INFO L229 MonitoredProcess]: Starting monitored process 376 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 21:04:37,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (376)] Waiting until timeout for monitored process [2022-12-13 21:04:37,604 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-12-13 21:04:37,604 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 21:04:37,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-13 21:04:37,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:04:37,678 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 30 proven. 20 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-13 21:04:37,678 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 21:04:37,745 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 30 proven. 20 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-13 21:04:37,745 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [854968161] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 21:04:37,746 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 21:04:37,746 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 19 [2022-12-13 21:04:37,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973232463] [2022-12-13 21:04:37,746 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 21:04:37,746 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 21:04:37,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:04:37,746 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 16 times [2022-12-13 21:04:37,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:04:37,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148346494] [2022-12-13 21:04:37,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:04:37,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:04:37,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:04:37,749 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:04:37,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:04:37,751 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:04:37,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:04:37,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-12-13 21:04:37,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=246, Unknown=0, NotChecked=0, Total=380 [2022-12-13 21:04:37,812 INFO L87 Difference]: Start difference. First operand 101 states and 117 transitions. cyclomatic complexity: 23 Second operand has 20 states, 19 states have (on average 2.8421052631578947) internal successors, (54), 20 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:04:37,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:04:37,936 INFO L93 Difference]: Finished difference Result 116 states and 136 transitions. [2022-12-13 21:04:37,936 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 116 states and 136 transitions. [2022-12-13 21:04:37,937 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2022-12-13 21:04:37,938 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 116 states to 114 states and 134 transitions. [2022-12-13 21:04:37,938 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 72 [2022-12-13 21:04:37,938 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 72 [2022-12-13 21:04:37,938 INFO L73 IsDeterministic]: Start isDeterministic. Operand 114 states and 134 transitions. [2022-12-13 21:04:37,938 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:04:37,938 INFO L218 hiAutomatonCegarLoop]: Abstraction has 114 states and 134 transitions. [2022-12-13 21:04:37,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states and 134 transitions. [2022-12-13 21:04:37,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 103. [2022-12-13 21:04:37,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 103 states have (on average 1.1553398058252426) internal successors, (119), 102 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:04:37,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 119 transitions. [2022-12-13 21:04:37,941 INFO L240 hiAutomatonCegarLoop]: Abstraction has 103 states and 119 transitions. [2022-12-13 21:04:37,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-12-13 21:04:37,941 INFO L428 stractBuchiCegarLoop]: Abstraction has 103 states and 119 transitions. [2022-12-13 21:04:37,941 INFO L335 stractBuchiCegarLoop]: ======== Iteration 30 ============ [2022-12-13 21:04:37,942 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 103 states and 119 transitions. [2022-12-13 21:04:37,942 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 21:04:37,942 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:04:37,942 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:04:37,943 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:04:37,943 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:04:37,943 INFO L748 eck$LassoCheckResult]: Stem: 13918#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 13903#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 13904#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 13901#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 13902#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 13920#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 13936#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 13934#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 13932#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 13930#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 13928#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 13926#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 13923#L33-3 assume !(main_~i~0#1 < 5); 13897#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 13898#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 13919#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 13891#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 13892#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 13937#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 13935#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 13933#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 13931#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 13929#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 13927#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 13925#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 13924#L37-3 assume !(main_~i~0#1 < 5); 13911#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 13912#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 13905#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 13906#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 13907#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 13889#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 13890#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 13959#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 13957#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 13956#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 13955#L42-4 main_~nc_B~0#1 := 0; 13954#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 13953#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 13952#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 13951#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 13950#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 13949#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 13948#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 13947#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 13946#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 13945#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 13944#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 13942#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 13909#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 13910#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 13984#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 13965#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 13908#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 13900#L55-2 [2022-12-13 21:04:37,943 INFO L750 eck$LassoCheckResult]: Loop: 13900#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 13915#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 13900#L55-2 [2022-12-13 21:04:37,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:04:37,943 INFO L85 PathProgramCache]: Analyzing trace with hash -1046009102, now seen corresponding path program 10 times [2022-12-13 21:04:37,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:04:37,944 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197019581] [2022-12-13 21:04:37,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:04:37,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:04:37,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:04:37,959 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:04:37,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:04:37,972 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:04:37,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:04:37,972 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 17 times [2022-12-13 21:04:37,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:04:37,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979296254] [2022-12-13 21:04:37,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:04:37,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:04:37,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:04:37,975 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:04:37,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:04:37,976 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:04:37,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:04:37,977 INFO L85 PathProgramCache]: Analyzing trace with hash -192397163, now seen corresponding path program 8 times [2022-12-13 21:04:37,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:04:37,977 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904352592] [2022-12-13 21:04:37,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:04:37,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:04:37,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:04:38,091 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-12-13 21:04:38,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:04:38,091 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904352592] [2022-12-13 21:04:38,091 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904352592] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 21:04:38,091 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [134160670] [2022-12-13 21:04:38,091 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 21:04:38,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:04:38,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:38,092 INFO L229 MonitoredProcess]: Starting monitored process 377 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 21:04:38,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (377)] Waiting until timeout for monitored process [2022-12-13 21:04:38,192 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-13 21:04:38,192 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 21:04:38,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-13 21:04:38,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:04:38,251 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-12-13 21:04:38,251 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 21:04:38,305 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-12-13 21:04:38,305 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [134160670] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 21:04:38,305 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 21:04:38,306 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 18 [2022-12-13 21:04:38,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300435507] [2022-12-13 21:04:38,306 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 21:04:38,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:04:38,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-12-13 21:04:38,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=237, Unknown=0, NotChecked=0, Total=306 [2022-12-13 21:04:38,365 INFO L87 Difference]: Start difference. First operand 103 states and 119 transitions. cyclomatic complexity: 23 Second operand has 18 states, 18 states have (on average 2.8333333333333335) internal successors, (51), 18 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:04:38,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:04:38,518 INFO L93 Difference]: Finished difference Result 117 states and 132 transitions. [2022-12-13 21:04:38,518 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 117 states and 132 transitions. [2022-12-13 21:04:38,518 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 21:04:38,518 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 117 states to 81 states and 91 transitions. [2022-12-13 21:04:38,518 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 51 [2022-12-13 21:04:38,518 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 51 [2022-12-13 21:04:38,518 INFO L73 IsDeterministic]: Start isDeterministic. Operand 81 states and 91 transitions. [2022-12-13 21:04:38,519 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:04:38,519 INFO L218 hiAutomatonCegarLoop]: Abstraction has 81 states and 91 transitions. [2022-12-13 21:04:38,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states and 91 transitions. [2022-12-13 21:04:38,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2022-12-13 21:04:38,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 81 states have (on average 1.123456790123457) internal successors, (91), 80 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:04:38,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 91 transitions. [2022-12-13 21:04:38,520 INFO L240 hiAutomatonCegarLoop]: Abstraction has 81 states and 91 transitions. [2022-12-13 21:04:38,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-13 21:04:38,520 INFO L428 stractBuchiCegarLoop]: Abstraction has 81 states and 91 transitions. [2022-12-13 21:04:38,520 INFO L335 stractBuchiCegarLoop]: ======== Iteration 31 ============ [2022-12-13 21:04:38,520 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 81 states and 91 transitions. [2022-12-13 21:04:38,520 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 21:04:38,521 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:04:38,521 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:04:38,521 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:04:38,521 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:04:38,521 INFO L748 eck$LassoCheckResult]: Stem: 14504#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 14491#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 14492#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 14489#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 14490#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 14521#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 14520#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 14518#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 14516#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 14514#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 14512#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 14510#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 14507#L33-3 assume !(main_~i~0#1 < 5); 14486#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 14487#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 14506#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 14480#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 14481#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 14505#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 14519#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 14517#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 14515#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 14513#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 14511#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 14509#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 14508#L37-3 assume !(main_~i~0#1 < 5); 14498#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 14499#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 14493#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 14478#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 14479#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 14494#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 14556#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 14555#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 14554#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 14553#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 14550#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 14549#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 14548#L42-4 main_~nc_B~0#1 := 0; 14547#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 14546#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 14544#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 14542#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 14540#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 14538#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 14536#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 14534#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 14532#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 14531#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 14528#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 14522#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 14495#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 14488#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 14523#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 14500#L55-2 [2022-12-13 21:04:38,521 INFO L750 eck$LassoCheckResult]: Loop: 14500#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 14501#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 14500#L55-2 [2022-12-13 21:04:38,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:04:38,522 INFO L85 PathProgramCache]: Analyzing trace with hash 733724978, now seen corresponding path program 11 times [2022-12-13 21:04:38,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:04:38,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081205699] [2022-12-13 21:04:38,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:04:38,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:04:38,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:04:38,543 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:04:38,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:04:38,563 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:04:38,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:04:38,563 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 18 times [2022-12-13 21:04:38,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:04:38,563 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476888499] [2022-12-13 21:04:38,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:04:38,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:04:38,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:04:38,567 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:04:38,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:04:38,569 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:04:38,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:04:38,570 INFO L85 PathProgramCache]: Analyzing trace with hash 735069909, now seen corresponding path program 9 times [2022-12-13 21:04:38,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:04:38,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010562735] [2022-12-13 21:04:38,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:04:38,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:04:38,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:04:38,592 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:04:38,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:04:38,613 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:04:45,416 WARN L233 SmtUtils]: Spent 6.74s on a formula simplification. DAG size of input: 400 DAG size of output: 298 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 21:04:46,921 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:04:46,921 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:04:46,921 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:04:46,921 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:04:46,921 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:04:46,921 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:46,921 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:04:46,921 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:04:46,922 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration31_Lasso [2022-12-13 21:04:46,922 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:04:46,922 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:04:46,924 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:46,932 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:50,123 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:50,124 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:50,125 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:50,126 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:50,127 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:50,128 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:50,129 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:50,130 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:50,131 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:50,132 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:50,133 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:50,133 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:50,134 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:50,135 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:50,136 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:50,137 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:50,138 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:04:50,358 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-12-13 21:04:54,228 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:04:54,228 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:04:54,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:54,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:54,229 INFO L229 MonitoredProcess]: Starting monitored process 378 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:54,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (378)] Waiting until timeout for monitored process [2022-12-13 21:04:54,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:54,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:54,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:04:54,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:54,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:54,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:54,241 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:04:54,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:04:54,243 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:54,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (378)] Ended with exit code 0 [2022-12-13 21:04:54,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:54,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:54,246 INFO L229 MonitoredProcess]: Starting monitored process 379 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:54,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (379)] Waiting until timeout for monitored process [2022-12-13 21:04:54,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:54,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:54,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:54,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:54,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:54,260 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:04:54,260 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:04:54,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:04:54,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (379)] Ended with exit code 0 [2022-12-13 21:04:54,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:54,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:54,266 INFO L229 MonitoredProcess]: Starting monitored process 380 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:54,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (380)] Waiting until timeout for monitored process [2022-12-13 21:04:54,267 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:04:54,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:04:54,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:04:54,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:04:54,277 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:04:54,281 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:04:54,281 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:04:54,294 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:04:54,318 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2022-12-13 21:04:54,318 INFO L444 ModelExtractionUtils]: 6 out of 28 variables were initially zero. Simplification set additionally 19 variables to zero. [2022-12-13 21:04:54,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:04:54,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:04:54,319 INFO L229 MonitoredProcess]: Starting monitored process 381 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:04:54,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (381)] Waiting until timeout for monitored process [2022-12-13 21:04:54,321 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:04:54,331 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 21:04:54,331 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:04:54,331 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_19) = -8*ULTIMATE.start_main_~i~0#1 + 7*v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_19 Supporting invariants [] [2022-12-13 21:04:54,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (380)] Forceful destruction successful, exit code 0 [2022-12-13 21:04:54,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (381)] Ended with exit code 0 [2022-12-13 21:04:54,617 INFO L156 tatePredicateManager]: 57 out of 59 supporting invariants were superfluous and have been removed [2022-12-13 21:04:54,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:04:54,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:04:54,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-13 21:04:54,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:04:54,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:04:54,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-13 21:04:54,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:04:54,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:04:54,825 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.7 stem predicates 2 loop predicates [2022-12-13 21:04:54,825 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 81 states and 91 transitions. cyclomatic complexity: 16 Second operand has 9 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 9 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:04:54,888 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 81 states and 91 transitions. cyclomatic complexity: 16. Second operand has 9 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 9 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 96 states and 114 transitions. Complement of second has 12 states. [2022-12-13 21:04:54,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 7 stem states 1 non-accepting loop states 2 accepting loop states [2022-12-13 21:04:54,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 9 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:04:54,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 44 transitions. [2022-12-13 21:04:54,889 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 44 transitions. Stem has 54 letters. Loop has 2 letters. [2022-12-13 21:04:54,889 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:04:54,890 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-12-13 21:04:54,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:04:54,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:04:54,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-13 21:04:54,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:04:55,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:04:55,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-13 21:04:55,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:04:55,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:04:55,125 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.7 stem predicates 2 loop predicates [2022-12-13 21:04:55,125 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 81 states and 91 transitions. cyclomatic complexity: 16 Second operand has 9 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 9 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:04:55,201 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 81 states and 91 transitions. cyclomatic complexity: 16. Second operand has 9 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 9 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 96 states and 114 transitions. Complement of second has 12 states. [2022-12-13 21:04:55,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 7 stem states 1 non-accepting loop states 2 accepting loop states [2022-12-13 21:04:55,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 9 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:04:55,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 44 transitions. [2022-12-13 21:04:55,202 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 44 transitions. Stem has 54 letters. Loop has 2 letters. [2022-12-13 21:04:55,202 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:04:55,202 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-12-13 21:04:55,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:04:55,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:04:55,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-13 21:04:55,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:04:55,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:04:55,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-13 21:04:55,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:04:55,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:04:55,436 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.7 stem predicates 2 loop predicates [2022-12-13 21:04:55,436 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 81 states and 91 transitions. cyclomatic complexity: 16 Second operand has 9 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 9 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:04:55,503 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 81 states and 91 transitions. cyclomatic complexity: 16. Second operand has 9 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 9 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 94 states and 111 transitions. Complement of second has 11 states. [2022-12-13 21:04:55,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 7 stem states 1 non-accepting loop states 2 accepting loop states [2022-12-13 21:04:55,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 9 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:04:55,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 46 transitions. [2022-12-13 21:04:55,504 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 46 transitions. Stem has 54 letters. Loop has 2 letters. [2022-12-13 21:04:55,504 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:04:55,504 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 46 transitions. Stem has 56 letters. Loop has 2 letters. [2022-12-13 21:04:55,504 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:04:55,504 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 46 transitions. Stem has 54 letters. Loop has 4 letters. [2022-12-13 21:04:55,504 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:04:55,504 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 94 states and 111 transitions. [2022-12-13 21:04:55,505 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-12-13 21:04:55,505 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 94 states to 92 states and 107 transitions. [2022-12-13 21:04:55,505 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 54 [2022-12-13 21:04:55,506 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 57 [2022-12-13 21:04:55,506 INFO L73 IsDeterministic]: Start isDeterministic. Operand 92 states and 107 transitions. [2022-12-13 21:04:55,506 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:04:55,506 INFO L218 hiAutomatonCegarLoop]: Abstraction has 92 states and 107 transitions. [2022-12-13 21:04:55,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states and 107 transitions. [2022-12-13 21:04:55,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 73. [2022-12-13 21:04:55,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 73 states have (on average 1.095890410958904) internal successors, (80), 72 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:04:55,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 80 transitions. [2022-12-13 21:04:55,507 INFO L240 hiAutomatonCegarLoop]: Abstraction has 73 states and 80 transitions. [2022-12-13 21:04:55,507 INFO L428 stractBuchiCegarLoop]: Abstraction has 73 states and 80 transitions. [2022-12-13 21:04:55,507 INFO L335 stractBuchiCegarLoop]: ======== Iteration 32 ============ [2022-12-13 21:04:55,507 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 73 states and 80 transitions. [2022-12-13 21:04:55,507 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-12-13 21:04:55,507 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:04:55,507 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:04:55,507 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:04:55,507 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:04:55,508 INFO L748 eck$LassoCheckResult]: Stem: 15714#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 15702#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 15703#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 15698#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 15699#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 15716#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 15732#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 15730#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 15728#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 15726#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 15724#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 15722#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 15719#L33-3 assume !(main_~i~0#1 < 5); 15694#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 15695#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 15715#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 15688#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 15689#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 15733#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 15731#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 15729#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 15727#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 15725#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 15723#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 15721#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 15720#L37-3 assume !(main_~i~0#1 < 5); 15707#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 15708#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 15700#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 15686#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 15687#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 15701#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 15742#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 15741#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 15740#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 15737#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 15738#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 15684#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 15685#L42-4 main_~nc_B~0#1 := 0; 15745#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 15746#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 15709#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 15710#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 15750#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 15751#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 15747#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 15744#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 15743#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 15739#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 15696#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 15697#L55-2 [2022-12-13 21:04:55,508 INFO L750 eck$LassoCheckResult]: Loop: 15697#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 15704#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 15697#L55-2 [2022-12-13 21:04:55,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:04:55,508 INFO L85 PathProgramCache]: Analyzing trace with hash -456329688, now seen corresponding path program 11 times [2022-12-13 21:04:55,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:04:55,508 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85327686] [2022-12-13 21:04:55,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:04:55,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:04:55,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:04:55,521 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:04:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:04:55,533 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:04:55,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:04:55,533 INFO L85 PathProgramCache]: Analyzing trace with hash 3558, now seen corresponding path program 4 times [2022-12-13 21:04:55,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:04:55,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569575885] [2022-12-13 21:04:55,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:04:55,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:04:55,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:04:55,536 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:04:55,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:04:55,537 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:04:55,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:04:55,538 INFO L85 PathProgramCache]: Analyzing trace with hash -446163379, now seen corresponding path program 12 times [2022-12-13 21:04:55,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:04:55,538 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010573200] [2022-12-13 21:04:55,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:04:55,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:04:55,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:04:55,549 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:04:55,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:04:55,558 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:05:01,173 WARN L233 SmtUtils]: Spent 5.55s on a formula simplification. DAG size of input: 352 DAG size of output: 265 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 21:05:01,886 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:05:01,886 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:05:01,886 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:05:01,886 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:05:01,886 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:05:01,886 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:01,886 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:05:01,886 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:05:01,886 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration32_Lasso [2022-12-13 21:05:01,887 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:05:01,887 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:05:01,888 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:01,890 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:01,891 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:01,892 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:01,893 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:01,894 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:01,895 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:01,896 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:01,898 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:01,899 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:01,900 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:01,901 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:01,903 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:03,505 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:03,506 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:03,507 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:03,508 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:03,509 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:03,511 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:03,952 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:05:03,952 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:05:03,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:03,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:03,953 INFO L229 MonitoredProcess]: Starting monitored process 382 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:03,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (382)] Waiting until timeout for monitored process [2022-12-13 21:05:03,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:03,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:03,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:05:03,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:03,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:03,965 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:03,965 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:05:03,965 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:05:03,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:03,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (382)] Ended with exit code 0 [2022-12-13 21:05:03,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:03,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:03,969 INFO L229 MonitoredProcess]: Starting monitored process 383 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:03,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (383)] Waiting until timeout for monitored process [2022-12-13 21:05:03,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:03,980 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:03,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:05:03,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:03,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:03,981 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:03,981 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:05:03,981 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:05:03,982 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:03,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (383)] Ended with exit code 0 [2022-12-13 21:05:03,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:03,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:03,985 INFO L229 MonitoredProcess]: Starting monitored process 384 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:03,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (384)] Waiting until timeout for monitored process [2022-12-13 21:05:03,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:03,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:03,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:05:03,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:03,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:03,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:03,997 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:05:03,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:05:03,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:04,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (384)] Ended with exit code 0 [2022-12-13 21:05:04,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:04,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:04,002 INFO L229 MonitoredProcess]: Starting monitored process 385 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:04,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (385)] Waiting until timeout for monitored process [2022-12-13 21:05:04,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:04,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:04,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:05:04,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:04,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:04,014 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:04,014 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:05:04,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:05:04,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:04,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (385)] Forceful destruction successful, exit code 0 [2022-12-13 21:05:04,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:04,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:04,018 INFO L229 MonitoredProcess]: Starting monitored process 386 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:04,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (386)] Waiting until timeout for monitored process [2022-12-13 21:05:04,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:04,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:04,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:05:04,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:04,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:04,030 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:04,031 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:05:04,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:05:04,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:04,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (386)] Ended with exit code 0 [2022-12-13 21:05:04,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:04,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:04,035 INFO L229 MonitoredProcess]: Starting monitored process 387 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:04,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (387)] Waiting until timeout for monitored process [2022-12-13 21:05:04,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:04,046 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:04,046 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:05:04,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:04,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:04,046 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:04,047 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:05:04,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:05:04,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:04,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (387)] Ended with exit code 0 [2022-12-13 21:05:04,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:04,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:04,051 INFO L229 MonitoredProcess]: Starting monitored process 388 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:04,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (388)] Waiting until timeout for monitored process [2022-12-13 21:05:04,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:04,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:04,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:05:04,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:04,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:04,062 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:04,062 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:05:04,062 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:05:04,063 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:04,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (388)] Ended with exit code 0 [2022-12-13 21:05:04,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:04,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:04,066 INFO L229 MonitoredProcess]: Starting monitored process 389 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:04,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (389)] Waiting until timeout for monitored process [2022-12-13 21:05:04,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:04,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:04,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:04,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:04,078 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:04,080 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:05:04,080 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:05:04,083 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:04,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (389)] Ended with exit code 0 [2022-12-13 21:05:04,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:04,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:04,086 INFO L229 MonitoredProcess]: Starting monitored process 390 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:04,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (390)] Waiting until timeout for monitored process [2022-12-13 21:05:04,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:04,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:04,097 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:05:04,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:04,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:04,097 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:04,098 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:05:04,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:05:04,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:04,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (390)] Ended with exit code 0 [2022-12-13 21:05:04,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:04,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:04,102 INFO L229 MonitoredProcess]: Starting monitored process 391 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:04,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (391)] Waiting until timeout for monitored process [2022-12-13 21:05:04,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:04,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:04,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:05:04,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:04,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:04,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:04,114 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:05:04,114 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:05:04,116 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:04,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (391)] Ended with exit code 0 [2022-12-13 21:05:04,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:04,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:04,119 INFO L229 MonitoredProcess]: Starting monitored process 392 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:04,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (392)] Waiting until timeout for monitored process [2022-12-13 21:05:04,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:04,130 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:04,130 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:05:04,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:04,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:04,131 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:04,131 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:05:04,131 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:05:04,132 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:04,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (392)] Forceful destruction successful, exit code 0 [2022-12-13 21:05:04,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:04,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:04,135 INFO L229 MonitoredProcess]: Starting monitored process 393 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:04,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (393)] Waiting until timeout for monitored process [2022-12-13 21:05:04,137 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 [2022-12-13 21:05:04,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:04,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:04,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:04,147 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:04,148 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:05:04,149 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:05:04,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:04,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (393)] Forceful destruction successful, exit code 0 [2022-12-13 21:05:04,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:04,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:04,154 INFO L229 MonitoredProcess]: Starting monitored process 394 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:04,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (394)] Waiting until timeout for monitored process [2022-12-13 21:05:04,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:04,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:04,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:04,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:04,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:04,167 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:05:04,167 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:05:04,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:04,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (394)] Forceful destruction successful, exit code 0 [2022-12-13 21:05:04,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:04,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:04,173 INFO L229 MonitoredProcess]: Starting monitored process 395 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:04,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (395)] Waiting until timeout for monitored process [2022-12-13 21:05:04,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:04,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:04,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:04,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:04,185 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:04,186 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:05:04,186 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:05:04,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:04,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (395)] Ended with exit code 0 [2022-12-13 21:05:04,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:04,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:04,192 INFO L229 MonitoredProcess]: Starting monitored process 396 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:04,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (396)] Waiting until timeout for monitored process [2022-12-13 21:05:04,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:04,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:04,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:04,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:04,205 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:04,205 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:05:04,206 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:05:04,209 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:04,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (396)] Forceful destruction successful, exit code 0 [2022-12-13 21:05:04,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:04,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:04,212 INFO L229 MonitoredProcess]: Starting monitored process 397 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:04,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (397)] Waiting until timeout for monitored process [2022-12-13 21:05:04,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:04,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:04,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:04,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:04,224 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:04,225 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:05:04,225 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:05:04,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:04,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (397)] Ended with exit code 0 [2022-12-13 21:05:04,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:04,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:04,231 INFO L229 MonitoredProcess]: Starting monitored process 398 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:04,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (398)] Waiting until timeout for monitored process [2022-12-13 21:05:04,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:04,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:04,243 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 21:05:04,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:04,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:04,244 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 21:05:04,244 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:05:04,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:04,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (398)] Ended with exit code 0 [2022-12-13 21:05:04,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:04,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:04,251 INFO L229 MonitoredProcess]: Starting monitored process 399 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:04,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (399)] Waiting until timeout for monitored process [2022-12-13 21:05:04,253 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:04,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:04,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:04,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:04,263 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:04,264 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:05:04,264 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:05:04,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:04,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (399)] Ended with exit code 0 [2022-12-13 21:05:04,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:04,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:04,270 INFO L229 MonitoredProcess]: Starting monitored process 400 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:04,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (400)] Waiting until timeout for monitored process [2022-12-13 21:05:04,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:04,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:04,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:04,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:04,282 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:04,284 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:05:04,284 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:05:04,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:04,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (400)] Ended with exit code 0 [2022-12-13 21:05:04,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:04,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:04,290 INFO L229 MonitoredProcess]: Starting monitored process 401 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:04,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (401)] Waiting until timeout for monitored process [2022-12-13 21:05:04,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:04,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:04,301 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 21:05:04,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:04,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:04,302 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 21:05:04,302 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:05:04,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:04,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (401)] Ended with exit code 0 [2022-12-13 21:05:04,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:04,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:04,310 INFO L229 MonitoredProcess]: Starting monitored process 402 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:04,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (402)] Waiting until timeout for monitored process [2022-12-13 21:05:04,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:04,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:04,322 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2022-12-13 21:05:04,322 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 21:05:04,322 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:04,329 INFO L401 nArgumentSynthesizer]: We have 28 Motzkin's Theorem applications. [2022-12-13 21:05:04,329 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-12-13 21:05:04,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:04,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (402)] Ended with exit code 0 [2022-12-13 21:05:04,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:04,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:04,358 INFO L229 MonitoredProcess]: Starting monitored process 403 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:04,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (403)] Waiting until timeout for monitored process [2022-12-13 21:05:04,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:04,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:04,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:04,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:04,370 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:04,372 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:05:04,372 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:05:04,374 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:04,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (403)] Ended with exit code 0 [2022-12-13 21:05:04,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:04,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:04,377 INFO L229 MonitoredProcess]: Starting monitored process 404 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:04,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (404)] Waiting until timeout for monitored process [2022-12-13 21:05:04,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:04,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:04,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:04,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:04,388 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:04,391 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:05:04,391 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:05:04,394 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:04,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (404)] Ended with exit code 0 [2022-12-13 21:05:04,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:04,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:04,397 INFO L229 MonitoredProcess]: Starting monitored process 405 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:04,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (405)] Waiting until timeout for monitored process [2022-12-13 21:05:04,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:04,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:04,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:04,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:04,409 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:04,412 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:05:04,412 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:05:04,425 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:05:04,472 INFO L443 ModelExtractionUtils]: Simplification made 28 calls to the SMT solver. [2022-12-13 21:05:04,472 INFO L444 ModelExtractionUtils]: 5 out of 28 variables were initially zero. Simplification set additionally 20 variables to zero. [2022-12-13 21:05:04,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:04,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:04,473 INFO L229 MonitoredProcess]: Starting monitored process 406 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:04,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (406)] Waiting until timeout for monitored process [2022-12-13 21:05:04,475 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:05:04,486 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 21:05:04,486 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:05:04,486 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~nc_A~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~nc_A~0#1 Supporting invariants [] [2022-12-13 21:05:04,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (405)] Ended with exit code 0 [2022-12-13 21:05:04,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (406)] Ended with exit code 0 [2022-12-13 21:05:04,658 INFO L156 tatePredicateManager]: 44 out of 45 supporting invariants were superfluous and have been removed [2022-12-13 21:05:04,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:05:04,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:05:04,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 21:05:04,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:05:04,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:05:04,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-13 21:05:04,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:05:04,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:05:04,735 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-12-13 21:05:04,735 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 73 states and 80 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:05:04,754 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 73 states and 80 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 88 states and 103 transitions. Complement of second has 6 states. [2022-12-13 21:05:04,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 2 accepting loop states [2022-12-13 21:05:04,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:05:04,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2022-12-13 21:05:04,754 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 50 letters. Loop has 2 letters. [2022-12-13 21:05:04,754 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:05:04,755 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 52 letters. Loop has 2 letters. [2022-12-13 21:05:04,755 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:05:04,755 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 50 letters. Loop has 4 letters. [2022-12-13 21:05:04,755 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:05:04,755 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 88 states and 103 transitions. [2022-12-13 21:05:04,755 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-12-13 21:05:04,755 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 88 states to 85 states and 97 transitions. [2022-12-13 21:05:04,755 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 49 [2022-12-13 21:05:04,756 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 52 [2022-12-13 21:05:04,756 INFO L73 IsDeterministic]: Start isDeterministic. Operand 85 states and 97 transitions. [2022-12-13 21:05:04,756 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:05:04,756 INFO L218 hiAutomatonCegarLoop]: Abstraction has 85 states and 97 transitions. [2022-12-13 21:05:04,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states and 97 transitions. [2022-12-13 21:05:04,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 79. [2022-12-13 21:05:04,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 79 states have (on average 1.1265822784810127) internal successors, (89), 78 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:05:04,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 89 transitions. [2022-12-13 21:05:04,757 INFO L240 hiAutomatonCegarLoop]: Abstraction has 79 states and 89 transitions. [2022-12-13 21:05:04,757 INFO L428 stractBuchiCegarLoop]: Abstraction has 79 states and 89 transitions. [2022-12-13 21:05:04,757 INFO L335 stractBuchiCegarLoop]: ======== Iteration 33 ============ [2022-12-13 21:05:04,757 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 79 states and 89 transitions. [2022-12-13 21:05:04,757 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-12-13 21:05:04,757 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:05:04,757 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:05:04,757 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:05:04,757 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:05:04,758 INFO L748 eck$LassoCheckResult]: Stem: 16242#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 16228#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 16229#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 16224#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 16225#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 16244#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 16260#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 16258#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 16256#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 16254#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 16252#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 16250#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 16247#L33-3 assume !(main_~i~0#1 < 5); 16220#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 16221#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 16243#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 16214#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 16215#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 16261#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 16259#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 16257#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 16255#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 16253#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 16251#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 16249#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 16248#L37-3 assume !(main_~i~0#1 < 5); 16234#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 16235#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 16226#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 16212#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 16213#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 16227#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 16270#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 16269#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 16268#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 16265#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 16266#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 16210#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 16211#L42-4 main_~nc_B~0#1 := 0; 16273#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 16274#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 16236#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 16218#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 16219#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 16276#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 16275#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 16272#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 16271#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 16267#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 16222#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 16223#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 16232#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 16233#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 16278#L55 [2022-12-13 21:05:04,758 INFO L750 eck$LassoCheckResult]: Loop: 16278#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 16280#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 16278#L55 [2022-12-13 21:05:04,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:05:04,758 INFO L85 PathProgramCache]: Analyzing trace with hash -946162842, now seen corresponding path program 7 times [2022-12-13 21:05:04,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:05:04,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319367184] [2022-12-13 21:05:04,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:05:04,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:05:04,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:05:04,771 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:05:04,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:05:04,787 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:05:04,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:05:04,788 INFO L85 PathProgramCache]: Analyzing trace with hash 3708, now seen corresponding path program 5 times [2022-12-13 21:05:04,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:05:04,788 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075228426] [2022-12-13 21:05:04,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:05:04,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:05:04,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:05:04,790 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:05:04,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:05:04,792 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:05:04,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:05:04,792 INFO L85 PathProgramCache]: Analyzing trace with hash 1270578337, now seen corresponding path program 10 times [2022-12-13 21:05:04,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:05:04,792 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125055906] [2022-12-13 21:05:04,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:05:04,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:05:04,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:05:04,806 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:05:04,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:05:04,818 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:05:13,913 WARN L233 SmtUtils]: Spent 9.04s on a formula simplification. DAG size of input: 391 DAG size of output: 283 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 21:05:14,768 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:05:14,768 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:05:14,768 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:05:14,768 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:05:14,768 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:05:14,768 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:14,768 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:05:14,768 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:05:14,768 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration33_Lasso [2022-12-13 21:05:14,768 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:05:14,768 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:05:14,770 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:14,771 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:16,758 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:16,759 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:16,760 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:16,761 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:16,761 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:16,762 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:16,763 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:16,764 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:16,765 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:16,766 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:16,767 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:16,768 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:16,768 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:16,769 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:16,770 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:05:17,542 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:05:17,542 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:05:17,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:17,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:17,543 INFO L229 MonitoredProcess]: Starting monitored process 407 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:17,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (407)] Waiting until timeout for monitored process [2022-12-13 21:05:17,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:17,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:17,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:05:17,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:17,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:17,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:17,555 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:05:17,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:05:17,556 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:17,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (407)] Ended with exit code 0 [2022-12-13 21:05:17,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:17,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:17,559 INFO L229 MonitoredProcess]: Starting monitored process 408 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:17,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (408)] Waiting until timeout for monitored process [2022-12-13 21:05:17,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:17,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:17,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:17,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:17,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:17,573 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:05:17,573 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:05:17,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:17,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (408)] Ended with exit code 0 [2022-12-13 21:05:17,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:17,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:17,579 INFO L229 MonitoredProcess]: Starting monitored process 409 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:17,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (409)] Waiting until timeout for monitored process [2022-12-13 21:05:17,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:17,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:17,592 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 21:05:17,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:17,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:17,593 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 21:05:17,593 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:05:17,596 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:17,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (409)] Ended with exit code 0 [2022-12-13 21:05:17,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:17,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:17,599 INFO L229 MonitoredProcess]: Starting monitored process 410 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:17,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (410)] Waiting until timeout for monitored process [2022-12-13 21:05:17,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:17,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:17,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:17,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:17,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:17,612 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:05:17,612 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:05:17,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:17,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (410)] Ended with exit code 0 [2022-12-13 21:05:17,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:17,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:17,619 INFO L229 MonitoredProcess]: Starting monitored process 411 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:17,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (411)] Waiting until timeout for monitored process [2022-12-13 21:05:17,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:17,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:17,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:17,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:17,630 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:17,631 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:05:17,631 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:05:17,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:17,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (411)] Ended with exit code 0 [2022-12-13 21:05:17,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:17,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:17,638 INFO L229 MonitoredProcess]: Starting monitored process 412 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:17,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (412)] Waiting until timeout for monitored process [2022-12-13 21:05:17,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:17,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:17,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:17,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:17,650 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:17,652 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:05:17,652 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:05:17,655 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:17,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (412)] Ended with exit code 0 [2022-12-13 21:05:17,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:17,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:17,658 INFO L229 MonitoredProcess]: Starting monitored process 413 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:17,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (413)] Waiting until timeout for monitored process [2022-12-13 21:05:17,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:17,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:17,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:17,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:17,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:17,671 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:05:17,671 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:05:17,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:17,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (413)] Ended with exit code 0 [2022-12-13 21:05:17,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:17,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:17,677 INFO L229 MonitoredProcess]: Starting monitored process 414 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:17,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (414)] Waiting until timeout for monitored process [2022-12-13 21:05:17,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:17,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:17,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:17,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:17,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:17,689 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:05:17,690 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:05:17,692 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:17,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (414)] Ended with exit code 0 [2022-12-13 21:05:17,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:17,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:17,695 INFO L229 MonitoredProcess]: Starting monitored process 415 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:17,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (415)] Waiting until timeout for monitored process [2022-12-13 21:05:17,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:17,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:17,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:17,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:17,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:17,708 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:05:17,708 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:05:17,712 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:17,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (415)] Ended with exit code 0 [2022-12-13 21:05:17,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:17,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:17,715 INFO L229 MonitoredProcess]: Starting monitored process 416 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:17,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (416)] Waiting until timeout for monitored process [2022-12-13 21:05:17,717 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:17,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:17,728 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 21:05:17,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:17,728 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:17,729 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 21:05:17,729 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:05:17,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:17,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (416)] Forceful destruction successful, exit code 0 [2022-12-13 21:05:17,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:17,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:17,735 INFO L229 MonitoredProcess]: Starting monitored process 417 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:17,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (417)] Waiting until timeout for monitored process [2022-12-13 21:05:17,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:17,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:17,748 INFO L203 nArgumentSynthesizer]: 8 stem disjuncts [2022-12-13 21:05:17,748 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 21:05:17,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:17,779 INFO L401 nArgumentSynthesizer]: We have 44 Motzkin's Theorem applications. [2022-12-13 21:05:17,779 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-12-13 21:05:17,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:17,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (417)] Ended with exit code 0 [2022-12-13 21:05:17,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:17,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:17,851 INFO L229 MonitoredProcess]: Starting monitored process 418 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:17,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (418)] Waiting until timeout for monitored process [2022-12-13 21:05:17,853 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:17,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:17,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:17,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:17,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:17,864 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:05:17,864 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:05:17,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:05:17,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (418)] Ended with exit code 0 [2022-12-13 21:05:17,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:17,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:17,870 INFO L229 MonitoredProcess]: Starting monitored process 419 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:17,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (419)] Waiting until timeout for monitored process [2022-12-13 21:05:17,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:05:17,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:05:17,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:05:17,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:05:17,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:05:17,886 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:05:17,886 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:05:17,899 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:05:17,938 INFO L443 ModelExtractionUtils]: Simplification made 23 calls to the SMT solver. [2022-12-13 21:05:17,938 INFO L444 ModelExtractionUtils]: 3 out of 28 variables were initially zero. Simplification set additionally 21 variables to zero. [2022-12-13 21:05:17,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:05:17,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:17,939 INFO L229 MonitoredProcess]: Starting monitored process 420 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:05:17,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (420)] Waiting until timeout for monitored process [2022-12-13 21:05:17,941 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:05:17,952 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 21:05:17,952 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:05:17,952 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~j~0#1, ULTIMATE.start_main_~i~0#1, v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_21) = 1*ULTIMATE.start_main_~j~0#1 - 1*ULTIMATE.start_main_~i~0#1 + 1*v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_21 Supporting invariants [] [2022-12-13 21:05:17,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (419)] Ended with exit code 0 [2022-12-13 21:05:17,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (420)] Forceful destruction successful, exit code 0 [2022-12-13 21:05:18,197 INFO L156 tatePredicateManager]: 50 out of 51 supporting invariants were superfluous and have been removed [2022-12-13 21:05:18,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:05:18,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:05:18,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 21:05:18,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:05:18,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:05:18,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-13 21:05:18,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:05:18,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:05:18,329 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-12-13 21:05:18,329 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 79 states and 89 transitions. cyclomatic complexity: 17 Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:05:18,353 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 79 states and 89 transitions. cyclomatic complexity: 17. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 101 states and 118 transitions. Complement of second has 7 states. [2022-12-13 21:05:18,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2022-12-13 21:05:18,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:05:18,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 27 transitions. [2022-12-13 21:05:18,354 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 27 transitions. Stem has 53 letters. Loop has 2 letters. [2022-12-13 21:05:18,354 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:05:18,354 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 27 transitions. Stem has 55 letters. Loop has 2 letters. [2022-12-13 21:05:18,354 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:05:18,354 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 27 transitions. Stem has 53 letters. Loop has 4 letters. [2022-12-13 21:05:18,355 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:05:18,355 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 101 states and 118 transitions. [2022-12-13 21:05:18,355 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 21:05:18,356 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 101 states to 65 states and 72 transitions. [2022-12-13 21:05:18,356 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 40 [2022-12-13 21:05:18,356 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 41 [2022-12-13 21:05:18,356 INFO L73 IsDeterministic]: Start isDeterministic. Operand 65 states and 72 transitions. [2022-12-13 21:05:18,356 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 21:05:18,356 INFO L218 hiAutomatonCegarLoop]: Abstraction has 65 states and 72 transitions. [2022-12-13 21:05:18,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states and 72 transitions. [2022-12-13 21:05:18,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 64. [2022-12-13 21:05:18,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 64 states have (on average 1.109375) internal successors, (71), 63 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:05:18,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 71 transitions. [2022-12-13 21:05:18,357 INFO L240 hiAutomatonCegarLoop]: Abstraction has 64 states and 71 transitions. [2022-12-13 21:05:18,357 INFO L428 stractBuchiCegarLoop]: Abstraction has 64 states and 71 transitions. [2022-12-13 21:05:18,357 INFO L335 stractBuchiCegarLoop]: ======== Iteration 34 ============ [2022-12-13 21:05:18,357 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 64 states and 71 transitions. [2022-12-13 21:05:18,357 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 21:05:18,357 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:05:18,357 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:05:18,357 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [6, 6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:05:18,357 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:05:18,357 INFO L748 eck$LassoCheckResult]: Stem: 16819#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 16804#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 16805#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 16802#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 16803#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 16836#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 16835#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 16834#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 16833#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 16832#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 16830#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 16828#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 16826#L33-3 assume !(main_~i~0#1 < 5); 16798#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 16799#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 16821#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 16792#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 16793#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 16820#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 16849#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 16848#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 16846#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 16844#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 16842#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 16841#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 16838#L37-3 assume !(main_~i~0#1 < 5); 16813#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 16814#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 16806#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 16790#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 16791#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 16807#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 16831#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 16829#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 16827#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 16825#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 16824#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 16823#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 16822#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 16788#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 16789#L42-4 main_~nc_B~0#1 := 0; 16817#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 16794#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 16795#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 16796#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 16797#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 16818#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 16847#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 16845#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 16843#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 16840#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 16839#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 16837#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 16800#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 16801#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 16815#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 16809#L55-2 [2022-12-13 21:05:18,358 INFO L750 eck$LassoCheckResult]: Loop: 16809#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 16808#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 16809#L55-2 [2022-12-13 21:05:18,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:05:18,358 INFO L85 PathProgramCache]: Analyzing trace with hash -1735490261, now seen corresponding path program 8 times [2022-12-13 21:05:18,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:05:18,358 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630084324] [2022-12-13 21:05:18,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:05:18,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:05:18,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:05:18,533 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 20 proven. 15 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-12-13 21:05:18,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:05:18,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630084324] [2022-12-13 21:05:18,538 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630084324] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 21:05:18,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [437988462] [2022-12-13 21:05:18,538 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 21:05:18,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:05:18,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:05:18,539 INFO L229 MonitoredProcess]: Starting monitored process 421 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 21:05:18,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (421)] Waiting until timeout for monitored process [2022-12-13 21:05:18,654 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-13 21:05:18,654 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 21:05:18,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-13 21:05:18,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:05:18,768 INFO L350 Elim1Store]: Elim1 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 15 treesize of output 7 [2022-12-13 21:05:18,774 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 10 proven. 20 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-12-13 21:05:18,774 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 21:05:18,855 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 10 proven. 20 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-12-13 21:05:18,855 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [437988462] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 21:05:18,855 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 21:05:18,855 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11, 10] total 26 [2022-12-13 21:05:18,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014122344] [2022-12-13 21:05:18,855 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 21:05:18,856 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 21:05:18,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:05:18,856 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 19 times [2022-12-13 21:05:18,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:05:18,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806221346] [2022-12-13 21:05:18,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:05:18,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:05:18,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:05:18,858 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:05:18,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:05:18,860 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:05:18,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:05:18,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-12-13 21:05:18,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=545, Unknown=0, NotChecked=0, Total=650 [2022-12-13 21:05:18,917 INFO L87 Difference]: Start difference. First operand 64 states and 71 transitions. cyclomatic complexity: 12 Second operand has 26 states, 26 states have (on average 3.230769230769231) internal successors, (84), 26 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:05:19,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:05:19,202 INFO L93 Difference]: Finished difference Result 52 states and 52 transitions. [2022-12-13 21:05:19,202 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 52 states and 52 transitions. [2022-12-13 21:05:19,203 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 21:05:19,203 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 52 states to 0 states and 0 transitions. [2022-12-13 21:05:19,203 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-12-13 21:05:19,203 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-12-13 21:05:19,203 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-12-13 21:05:19,203 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 21:05:19,203 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 21:05:19,203 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 21:05:19,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-12-13 21:05:19,203 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 21:05:19,203 INFO L335 stractBuchiCegarLoop]: ======== Iteration 35 ============ [2022-12-13 21:05:19,204 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-12-13 21:05:19,204 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 21:05:19,204 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-12-13 21:05:19,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.12 09:05:19 BoogieIcfgContainer [2022-12-13 21:05:19,209 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-12-13 21:05:19,209 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 21:05:19,209 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 21:05:19,209 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 21:05:19,210 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:01:08" (3/4) ... [2022-12-13 21:05:19,212 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 21:05:19,212 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 21:05:19,212 INFO L158 Benchmark]: Toolchain (without parser) took 251162.14ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 99.0MB in the beginning and 66.0MB in the end (delta: 33.0MB). Peak memory consumption was 69.7MB. Max. memory is 16.1GB. [2022-12-13 21:05:19,212 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 107.0MB. Free memory was 72.6MB in the beginning and 72.5MB in the end (delta: 77.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 21:05:19,213 INFO L158 Benchmark]: CACSL2BoogieTranslator took 206.35ms. Allocated memory is still 159.4MB. Free memory was 98.7MB in the beginning and 129.5MB in the end (delta: -30.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 21:05:19,213 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.40ms. Allocated memory is still 159.4MB. Free memory was 129.5MB in the beginning and 127.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 21:05:19,213 INFO L158 Benchmark]: Boogie Preprocessor took 26.72ms. Allocated memory is still 159.4MB. Free memory was 127.8MB in the beginning and 126.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 21:05:19,213 INFO L158 Benchmark]: RCFGBuilder took 281.70ms. Allocated memory is still 159.4MB. Free memory was 126.5MB in the beginning and 113.6MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-13 21:05:19,214 INFO L158 Benchmark]: BuchiAutomizer took 250606.86ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 113.6MB in the beginning and 67.1MB in the end (delta: 46.5MB). Peak memory consumption was 82.1MB. Max. memory is 16.1GB. [2022-12-13 21:05:19,214 INFO L158 Benchmark]: Witness Printer took 2.70ms. Allocated memory is still 192.9MB. Free memory was 67.1MB in the beginning and 66.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 21:05:19,215 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 107.0MB. Free memory was 72.6MB in the beginning and 72.5MB in the end (delta: 77.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 206.35ms. Allocated memory is still 159.4MB. Free memory was 98.7MB in the beginning and 129.5MB in the end (delta: -30.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.40ms. Allocated memory is still 159.4MB. Free memory was 129.5MB in the beginning and 127.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.72ms. Allocated memory is still 159.4MB. Free memory was 127.8MB in the beginning and 126.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 281.70ms. Allocated memory is still 159.4MB. Free memory was 126.5MB in the beginning and 113.6MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 250606.86ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 113.6MB in the beginning and 67.1MB in the end (delta: 46.5MB). Peak memory consumption was 82.1MB. Max. memory is 16.1GB. * Witness Printer took 2.70ms. Allocated memory is still 192.9MB. Free memory was 67.1MB in the beginning and 66.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 34 terminating modules (13 trivial, 18 deterministic, 3 nondeterministic). One deterministic module has affine ranking function -2 * i + 9 * unknown-#length-unknown[string_A] and consists of 5 locations. One deterministic module has affine ranking function unknown-#length-unknown[string_A] + -1 * nc_A and consists of 4 locations. One deterministic module has affine ranking function -1 * nc_B + unknown-#length-unknown[string_B] and consists of 7 locations. One deterministic module has affine ranking function -2 * nc_B + 9 * nc_A and consists of 12 locations. One deterministic module has affine ranking function -1 * nc_B + unknown-#length-unknown[string_B] and consists of 8 locations. One deterministic module has affine ranking function -2 * i + unknown-#length-unknown[string_B] and consists of 9 locations. One deterministic module has affine ranking function -1 * nc_B + unknown-#length-unknown[string_B] and consists of 9 locations. One deterministic module has affine ranking function -2 * j + 3 and consists of 11 locations. One deterministic module has affine ranking function -4 * j + nc_B and consists of 15 locations. One deterministic module has affine ranking function -4 * i + 3 * nc_A and consists of 7 locations. One deterministic module has affine ranking function -2 * i + 5 and consists of 8 locations. One deterministic module has affine ranking function 5 * nc_A + -6 * i and consists of 8 locations. One deterministic module has affine ranking function -2 * i + 5 and consists of 13 locations. One deterministic module has affine ranking function -2 * i + 2 * j + nc_A and consists of 14 locations. One deterministic module has affine ranking function 7 * unknown-#length-unknown[string_A] + -8 * j and consists of 10 locations. One deterministic module has affine ranking function -8 * i + 7 * nc_B and consists of 32 locations. One deterministic module has affine ranking function -1 * i + nc_A and consists of 4 locations. One deterministic module has affine ranking function unknown-#length-unknown[string_A] + -1 * i + j and consists of 5 locations. One nondeterministic module has affine ranking function 5 * nc_B + -6 * i and consists of 13 locations. One nondeterministic module has affine ranking function nc_A + -6 * j and consists of 11 locations. One nondeterministic module has affine ranking function 7 * unknown-#length-unknown[string_A] + -8 * i and consists of 10 locations. 13 modules have a trivial ranking function, the largest among these consists of 26 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 250.5s and 35 iterations. TraceHistogramMax:6. Analysis of lassos took 240.1s. Construction of modules took 1.9s. Büchi inclusion checks took 8.3s. Highest rank in rank-based complementation 3. Minimization of det autom 6. Minimization of nondet autom 28. Automata minimization 0.1s AutomataMinimizationTime, 33 MinimizatonAttempts, 268 StatesRemovedByMinimization, 29 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [18, 0, 3, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1803 SdHoareTripleChecker+Valid, 2.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1802 mSDsluCounter, 2580 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1989 mSDsCounter, 396 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4683 IncrementalHoareTripleChecker+Invalid, 5079 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 396 mSolverCounterUnsat, 591 mSDtfsCounter, 4683 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc4 concLT0 SILN0 SILU9 SILI0 SILT0 lasso21 LassoPreprocessingBenchmarks: Lassos: inital377 mio100 ax100 hnf100 lsp97 ukn63 mio100 lsp36 div100 bol100 ite100 ukn100 eq194 hnf91 smp100 dnf995 smp88 tf100 neg97 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 500ms VariablesStem: 18 VariablesLoop: 16 DisjunctsStem: 72 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 148 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-12-13 21:05:19,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (421)] Forceful destruction successful, exit code 0 [2022-12-13 21:05:19,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (377)] Ended with exit code 0 [2022-12-13 21:05:19,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (376)] Ended with exit code 0 [2022-12-13 21:05:19,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (299)] Ended with exit code 0 [2022-12-13 21:05:20,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (238)] Ended with exit code 0 [2022-12-13 21:05:20,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (237)] Ended with exit code 0 [2022-12-13 21:05:20,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (171)] Ended with exit code 0 [2022-12-13 21:05:20,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (170)] Ended with exit code 0 [2022-12-13 21:05:20,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (128)] Ended with exit code 0 [2022-12-13 21:05:21,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Ended with exit code 0 [2022-12-13 21:05:21,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Ended with exit code 0 [2022-12-13 21:05:21,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2022-12-13 21:05:21,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e8ed68a-69bd-4215-9a91-f2b3434d968a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE