./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8393723b 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_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro --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 c1599706a72281425c0fc51552af364ca390697b315c5af0e88e5d6de4e668c6 --- 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-8393723 [2022-11-18 20:21:13,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:21:13,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:21:13,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:21:13,514 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:21:13,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:21:13,521 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:21:13,530 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:21:13,534 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:21:13,536 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:21:13,537 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:21:13,539 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:21:13,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:21:13,544 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:21:13,546 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:21:13,547 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:21:13,549 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:21:13,554 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:21:13,556 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:21:13,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:21:13,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:21:13,563 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:21:13,566 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:21:13,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:21:13,574 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:21:13,580 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:21:13,580 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:21:13,582 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:21:13,583 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:21:13,584 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:21:13,586 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:21:13,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:21:13,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:21:13,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:21:13,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:21:13,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:21:13,593 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:21:13,593 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:21:13,594 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:21:13,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:21:13,595 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:21:13,596 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-18 20:21:13,643 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:21:13,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:21:13,645 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:21:13,645 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:21:13,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:21:13,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:21:13,647 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:21:13,647 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-18 20:21:13,647 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-18 20:21:13,647 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-18 20:21:13,648 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-18 20:21:13,649 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-18 20:21:13,649 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-18 20:21:13,649 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:21:13,649 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 20:21:13,649 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 20:21:13,650 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:21:13,650 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 20:21:13,650 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:21:13,650 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-18 20:21:13,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-18 20:21:13,651 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-18 20:21:13,651 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 20:21:13,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:21:13,651 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-18 20:21:13,651 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:21:13,652 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-18 20:21:13,654 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:21:13,654 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:21:13,654 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:21:13,655 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:21:13,656 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-18 20:21:13,656 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_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1599706a72281425c0fc51552af364ca390697b315c5af0e88e5d6de4e668c6 [2022-11-18 20:21:13,947 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:21:13,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:21:13,981 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:21:13,982 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:21:13,983 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:21:13,985 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i [2022-11-18 20:21:14,089 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/data/3eee4dba3/d51f79882e5c4886a5a7310330bee3b2/FLAG0498dcba3 [2022-11-18 20:21:14,608 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:21:14,608 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i [2022-11-18 20:21:14,615 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/data/3eee4dba3/d51f79882e5c4886a5a7310330bee3b2/FLAG0498dcba3 [2022-11-18 20:21:14,943 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/data/3eee4dba3/d51f79882e5c4886a5a7310330bee3b2 [2022-11-18 20:21:14,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:21:14,947 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:21:14,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:21:14,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:21:14,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:21:14,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:21:14" (1/1) ... [2022-11-18 20:21:14,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ef40f0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:21:14, skipping insertion in model container [2022-11-18 20:21:14,959 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:21:14" (1/1) ... [2022-11-18 20:21:14,967 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:21:14,984 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:21:15,175 WARN L234 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_95d106dc-f274-497d-9ff5-9e9333718077/sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i[882,895] [2022-11-18 20:21:15,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:21:15,220 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:21:15,229 WARN L234 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_95d106dc-f274-497d-9ff5-9e9333718077/sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i[882,895] [2022-11-18 20:21:15,245 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:21:15,258 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:21:15,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:21:15 WrapperNode [2022-11-18 20:21:15,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:21:15,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:21:15,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:21:15,259 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:21:15,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:21:15" (1/1) ... [2022-11-18 20:21:15,273 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:21:15" (1/1) ... [2022-11-18 20:21:15,296 INFO L138 Inliner]: procedures = 42, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 145 [2022-11-18 20:21:15,296 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:21:15,297 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:21:15,297 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:21:15,297 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:21:15,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:21:15" (1/1) ... [2022-11-18 20:21:15,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:21:15" (1/1) ... [2022-11-18 20:21:15,308 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:21:15" (1/1) ... [2022-11-18 20:21:15,308 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:21:15" (1/1) ... [2022-11-18 20:21:15,329 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:21:15" (1/1) ... [2022-11-18 20:21:15,333 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:21:15" (1/1) ... [2022-11-18 20:21:15,335 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:21:15" (1/1) ... [2022-11-18 20:21:15,336 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:21:15" (1/1) ... [2022-11-18 20:21:15,338 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:21:15,339 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:21:15,339 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:21:15,339 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:21:15,341 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:21:15" (1/1) ... [2022-11-18 20:21:15,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:15,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:15,373 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:15,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-18 20:21:15,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 20:21:15,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 20:21:15,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 20:21:15,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 20:21:15,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 20:21:15,414 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-18 20:21:15,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:21:15,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:21:15,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 20:21:15,492 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:21:15,493 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:21:15,716 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:21:15,722 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:21:15,722 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-18 20:21:15,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:21:15 BoogieIcfgContainer [2022-11-18 20:21:15,724 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:21:15,725 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-18 20:21:15,725 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-18 20:21:15,730 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-18 20:21:15,731 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 20:21:15,731 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 08:21:14" (1/3) ... [2022-11-18 20:21:15,732 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a32c341 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 08:21:15, skipping insertion in model container [2022-11-18 20:21:15,732 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 20:21:15,732 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:21:15" (2/3) ... [2022-11-18 20:21:15,733 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a32c341 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 08:21:15, skipping insertion in model container [2022-11-18 20:21:15,733 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 20:21:15,733 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:21:15" (3/3) ... [2022-11-18 20:21:15,734 INFO L332 chiAutomizerObserver]: Analyzing ICFG verisec_OpenSER_cases1_stripFullBoth_arr.i [2022-11-18 20:21:15,830 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-18 20:21:15,830 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-18 20:21:15,830 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-18 20:21:15,830 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-18 20:21:15,830 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-18 20:21:15,830 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-18 20:21:15,831 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-18 20:21:15,831 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-18 20:21:15,851 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 36 states, 35 states have (on average 1.5142857142857142) internal successors, (53), 35 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:21:15,873 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 27 [2022-11-18 20:21:15,873 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:21:15,873 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:21:15,879 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-18 20:21:15,879 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-18 20:21:15,880 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-18 20:21:15,880 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 36 states, 35 states have (on average 1.5142857142857142) internal successors, (53), 35 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:21:15,886 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 27 [2022-11-18 20:21:15,887 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:21:15,887 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:21:15,887 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-18 20:21:15,887 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-18 20:21:15,895 INFO L748 eck$LassoCheckResult]: Stem: 20#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 24#L87-3true [2022-11-18 20:21:15,896 INFO L750 eck$LassoCheckResult]: Loop: 24#L87-3true assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 5#L87-2true main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 24#L87-3true [2022-11-18 20:21:15,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:15,901 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-18 20:21:15,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:15,911 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779433170] [2022-11-18 20:21:15,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:15,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:15,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:15,999 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:21:16,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:16,027 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:21:16,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:16,031 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2022-11-18 20:21:16,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:16,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669122334] [2022-11-18 20:21:16,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:16,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:16,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:16,042 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:21:16,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:16,051 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:21:16,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:16,053 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2022-11-18 20:21:16,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:16,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144783744] [2022-11-18 20:21:16,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:16,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:16,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:16,082 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:21:16,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:16,113 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:21:16,514 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 20:21:16,515 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 20:21:16,515 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 20:21:16,515 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 20:21:16,516 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 20:21:16,516 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:16,516 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 20:21:16,517 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 20:21:16,517 INFO L133 ssoRankerPreferences]: Filename of dumped script: verisec_OpenSER_cases1_stripFullBoth_arr.i_Iteration1_Lasso [2022-11-18 20:21:16,517 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 20:21:16,517 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 20:21:16,535 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:16,735 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:16,738 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:16,741 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:16,745 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:16,747 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:16,992 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 20:21:16,997 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 20:21:16,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:16,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:17,007 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:17,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-18 20:21:17,023 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 [2022-11-18 20:21:17,037 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:17,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:17,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:17,038 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:17,046 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:17,046 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:17,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:17,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:17,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:17,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:17,070 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:17,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:17,092 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:17,092 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:17,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:17,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:17,093 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:17,094 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:17,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:17,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-18 20:21:17,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:17,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:17,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:17,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:17,119 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:17,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:17,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:17,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:17,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:17,142 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:17,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-18 20:21:17,148 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:17,148 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:17,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:17,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:17,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:17,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:17,177 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:17,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-18 20:21:17,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:17,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:17,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:17,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:17,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:17,201 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:17,201 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:17,223 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-18 20:21:17,257 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2022-11-18 20:21:17,257 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 10 variables to zero. [2022-11-18 20:21:17,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:17,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:17,265 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:17,292 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-18 20:21:17,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-18 20:21:17,314 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-18 20:21:17,314 INFO L513 LassoAnalysis]: Proved termination. [2022-11-18 20:21:17,316 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_1, ULTIMATE.start_main_~i~1#1) = 13*v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_1 - 2*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2022-11-18 20:21:17,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-11-18 20:21:17,342 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2022-11-18 20:21:17,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:21:17,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 20:21:17,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:21:17,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:21:17,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-18 20:21:17,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:21:17,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:21:17,550 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 [2022-11-18 20:21:17,552 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 36 states, 35 states have (on average 1.5142857142857142) internal successors, (53), 35 states have internal predecessors, (53), 0 states have call successors, (0), 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) [2022-11-18 20:21:17,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:17,706 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 36 states, 35 states have (on average 1.5142857142857142) internal successors, (53), 35 states have internal predecessors, (53), 0 states have call successors, (0), 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 99 states and 147 transitions. Complement of second has 8 states. [2022-11-18 20:21:17,708 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 [2022-11-18 20:21:17,713 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) [2022-11-18 20:21:17,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 97 transitions. [2022-11-18 20:21:17,716 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 97 transitions. Stem has 2 letters. Loop has 2 letters. [2022-11-18 20:21:17,716 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:21:17,716 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 97 transitions. Stem has 4 letters. Loop has 2 letters. [2022-11-18 20:21:17,716 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:21:17,717 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 97 transitions. Stem has 2 letters. Loop has 4 letters. [2022-11-18 20:21:17,717 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:21:17,718 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 99 states and 147 transitions. [2022-11-18 20:21:17,722 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2022-11-18 20:21:17,726 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 99 states to 31 states and 42 transitions. [2022-11-18 20:21:17,727 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2022-11-18 20:21:17,728 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2022-11-18 20:21:17,728 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 42 transitions. [2022-11-18 20:21:17,729 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:21:17,729 INFO L218 hiAutomatonCegarLoop]: Abstraction has 31 states and 42 transitions. [2022-11-18 20:21:17,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 42 transitions. [2022-11-18 20:21:17,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2022-11-18 20:21:17,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.3548387096774193) internal successors, (42), 30 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) [2022-11-18 20:21:17,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 42 transitions. [2022-11-18 20:21:17,758 INFO L240 hiAutomatonCegarLoop]: Abstraction has 31 states and 42 transitions. [2022-11-18 20:21:17,758 INFO L428 stractBuchiCegarLoop]: Abstraction has 31 states and 42 transitions. [2022-11-18 20:21:17,758 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-18 20:21:17,758 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 42 transitions. [2022-11-18 20:21:17,759 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2022-11-18 20:21:17,759 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:21:17,759 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:21:17,760 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-18 20:21:17,760 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-18 20:21:17,760 INFO L748 eck$LassoCheckResult]: Stem: 216#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 201#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 202#L87-3 assume !(main_~i~1#1 < 7); 217#L87-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 220#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 207#L63-4 [2022-11-18 20:21:17,760 INFO L750 eck$LassoCheckResult]: Loop: 207#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 190#L66 assume !parse_expression_list_#t~switch5#1; 191#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 208#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 209#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 207#L63-4 [2022-11-18 20:21:17,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:17,761 INFO L85 PathProgramCache]: Analyzing trace with hash 28696938, now seen corresponding path program 1 times [2022-11-18 20:21:17,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:17,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912482684] [2022-11-18 20:21:17,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:17,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:17,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:21:17,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:21:17,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:21:17,834 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912482684] [2022-11-18 20:21:17,835 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912482684] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:21:17,835 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:21:17,836 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 20:21:17,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873644354] [2022-11-18 20:21:17,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:21:17,839 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-18 20:21:17,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:17,840 INFO L85 PathProgramCache]: Analyzing trace with hash 55259391, now seen corresponding path program 1 times [2022-11-18 20:21:17,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:17,840 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026012981] [2022-11-18 20:21:17,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:17,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:17,847 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:21:17,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:17,854 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:21:17,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:21:17,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:21:17,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:21:17,935 INFO L87 Difference]: Start difference. First operand 31 states and 42 transitions. cyclomatic complexity: 13 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) [2022-11-18 20:21:17,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:21:17,965 INFO L93 Difference]: Finished difference Result 32 states and 42 transitions. [2022-11-18 20:21:17,965 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 42 transitions. [2022-11-18 20:21:17,967 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2022-11-18 20:21:17,968 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 32 states and 42 transitions. [2022-11-18 20:21:17,968 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2022-11-18 20:21:17,968 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2022-11-18 20:21:17,968 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 42 transitions. [2022-11-18 20:21:17,969 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:21:17,969 INFO L218 hiAutomatonCegarLoop]: Abstraction has 32 states and 42 transitions. [2022-11-18 20:21:17,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 42 transitions. [2022-11-18 20:21:17,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 31. [2022-11-18 20:21:17,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.3225806451612903) internal successors, (41), 30 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) [2022-11-18 20:21:17,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 41 transitions. [2022-11-18 20:21:17,971 INFO L240 hiAutomatonCegarLoop]: Abstraction has 31 states and 41 transitions. [2022-11-18 20:21:17,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:21:17,980 INFO L428 stractBuchiCegarLoop]: Abstraction has 31 states and 41 transitions. [2022-11-18 20:21:17,980 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-18 20:21:17,981 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 41 transitions. [2022-11-18 20:21:17,981 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2022-11-18 20:21:17,981 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:21:17,981 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:21:17,982 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:21:17,982 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-18 20:21:17,982 INFO L748 eck$LassoCheckResult]: Stem: 284#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 270#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 271#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 262#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 263#L87-3 assume !(main_~i~1#1 < 7); 287#L87-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 289#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 276#L63-4 [2022-11-18 20:21:17,982 INFO L750 eck$LassoCheckResult]: Loop: 276#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 259#L66 assume !parse_expression_list_#t~switch5#1; 260#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 277#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 278#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 276#L63-4 [2022-11-18 20:21:17,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:17,983 INFO L85 PathProgramCache]: Analyzing trace with hash 1809669544, now seen corresponding path program 1 times [2022-11-18 20:21:17,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:17,983 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156507932] [2022-11-18 20:21:17,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:17,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:18,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:21:18,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:21:18,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:21:18,113 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156507932] [2022-11-18 20:21:18,113 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156507932] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:21:18,114 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1951925674] [2022-11-18 20:21:18,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:18,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:21:18,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:18,115 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:21:18,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-18 20:21:18,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:21:18,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-18 20:21:18,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:21:18,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:21:18,233 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 20:21:18,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:21:18,262 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1951925674] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 20:21:18,262 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-18 20:21:18,262 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-11-18 20:21:18,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862229972] [2022-11-18 20:21:18,262 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-18 20:21:18,263 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-18 20:21:18,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:18,263 INFO L85 PathProgramCache]: Analyzing trace with hash 55259391, now seen corresponding path program 2 times [2022-11-18 20:21:18,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:18,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644320640] [2022-11-18 20:21:18,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:18,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:18,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:18,270 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:21:18,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:18,274 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:21:18,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:21:18,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 20:21:18,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-11-18 20:21:18,373 INFO L87 Difference]: Start difference. First operand 31 states and 41 transitions. cyclomatic complexity: 12 Second operand has 7 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:21:18,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:21:18,407 INFO L93 Difference]: Finished difference Result 37 states and 47 transitions. [2022-11-18 20:21:18,407 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 37 states and 47 transitions. [2022-11-18 20:21:18,410 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2022-11-18 20:21:18,413 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 37 states to 37 states and 47 transitions. [2022-11-18 20:21:18,413 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2022-11-18 20:21:18,413 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2022-11-18 20:21:18,413 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37 states and 47 transitions. [2022-11-18 20:21:18,413 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:21:18,414 INFO L218 hiAutomatonCegarLoop]: Abstraction has 37 states and 47 transitions. [2022-11-18 20:21:18,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states and 47 transitions. [2022-11-18 20:21:18,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2022-11-18 20:21:18,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 37 states have (on average 1.2702702702702702) internal successors, (47), 36 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:21:18,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 47 transitions. [2022-11-18 20:21:18,417 INFO L240 hiAutomatonCegarLoop]: Abstraction has 37 states and 47 transitions. [2022-11-18 20:21:18,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 20:21:18,419 INFO L428 stractBuchiCegarLoop]: Abstraction has 37 states and 47 transitions. [2022-11-18 20:21:18,420 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-18 20:21:18,420 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 37 states and 47 transitions. [2022-11-18 20:21:18,421 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2022-11-18 20:21:18,424 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:21:18,424 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:21:18,424 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 1, 1, 1, 1, 1] [2022-11-18 20:21:18,425 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-18 20:21:18,425 INFO L748 eck$LassoCheckResult]: Stem: 398#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 384#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 385#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 376#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 377#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 400#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 409#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 408#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 407#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 406#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 405#L87-3 assume !(main_~i~1#1 < 7); 404#L87-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 403#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 390#L63-4 [2022-11-18 20:21:18,425 INFO L750 eck$LassoCheckResult]: Loop: 390#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 373#L66 assume !parse_expression_list_#t~switch5#1; 374#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 391#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 392#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 390#L63-4 [2022-11-18 20:21:18,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:18,426 INFO L85 PathProgramCache]: Analyzing trace with hash 82232674, now seen corresponding path program 2 times [2022-11-18 20:21:18,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:18,426 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101037708] [2022-11-18 20:21:18,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:18,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:18,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:21:18,591 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:21:18,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:21:18,592 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101037708] [2022-11-18 20:21:18,592 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [101037708] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:21:18,592 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1351211093] [2022-11-18 20:21:18,593 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-18 20:21:18,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:21:18,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:18,594 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:21:18,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-18 20:21:18,703 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-18 20:21:18,704 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-18 20:21:18,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-18 20:21:18,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:21:18,741 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:21:18,742 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 20:21:18,814 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:21:18,815 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1351211093] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 20:21:18,815 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-18 20:21:18,815 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 10 [2022-11-18 20:21:18,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087364725] [2022-11-18 20:21:18,816 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-18 20:21:18,816 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-18 20:21:18,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:18,817 INFO L85 PathProgramCache]: Analyzing trace with hash 55259391, now seen corresponding path program 3 times [2022-11-18 20:21:18,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:18,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128409544] [2022-11-18 20:21:18,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:18,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:18,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:18,839 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:21:18,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:18,844 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:21:18,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:21:18,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-18 20:21:18,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2022-11-18 20:21:18,915 INFO L87 Difference]: Start difference. First operand 37 states and 47 transitions. cyclomatic complexity: 12 Second operand has 10 states, 10 states have (on average 2.2) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:21:18,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:21:18,951 INFO L93 Difference]: Finished difference Result 43 states and 53 transitions. [2022-11-18 20:21:18,951 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43 states and 53 transitions. [2022-11-18 20:21:18,954 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2022-11-18 20:21:18,957 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43 states to 43 states and 53 transitions. [2022-11-18 20:21:18,959 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2022-11-18 20:21:18,959 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2022-11-18 20:21:18,959 INFO L73 IsDeterministic]: Start isDeterministic. Operand 43 states and 53 transitions. [2022-11-18 20:21:18,959 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:21:18,959 INFO L218 hiAutomatonCegarLoop]: Abstraction has 43 states and 53 transitions. [2022-11-18 20:21:18,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states and 53 transitions. [2022-11-18 20:21:18,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2022-11-18 20:21:18,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 43 states have (on average 1.2325581395348837) internal successors, (53), 42 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:21:18,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 53 transitions. [2022-11-18 20:21:18,969 INFO L240 hiAutomatonCegarLoop]: Abstraction has 43 states and 53 transitions. [2022-11-18 20:21:18,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-18 20:21:18,970 INFO L428 stractBuchiCegarLoop]: Abstraction has 43 states and 53 transitions. [2022-11-18 20:21:18,970 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-18 20:21:18,970 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 43 states and 53 transitions. [2022-11-18 20:21:18,973 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2022-11-18 20:21:18,973 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:21:18,973 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:21:18,974 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 1, 1, 1, 1, 1] [2022-11-18 20:21:18,974 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-18 20:21:18,975 INFO L748 eck$LassoCheckResult]: Stem: 564#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 549#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 550#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 543#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 544#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 566#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 580#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 579#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 578#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 577#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 576#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 575#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 574#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 573#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 572#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 571#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 570#L87-3 assume !(main_~i~1#1 < 7); 569#L87-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 568#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 555#L63-4 [2022-11-18 20:21:18,975 INFO L750 eck$LassoCheckResult]: Loop: 555#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 538#L66 assume !parse_expression_list_#t~switch5#1; 539#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 556#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 557#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 555#L63-4 [2022-11-18 20:21:18,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:18,975 INFO L85 PathProgramCache]: Analyzing trace with hash 72219036, now seen corresponding path program 3 times [2022-11-18 20:21:18,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:18,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723056541] [2022-11-18 20:21:18,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:18,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:19,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:19,016 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:21:19,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:19,052 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:21:19,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:19,053 INFO L85 PathProgramCache]: Analyzing trace with hash 55259391, now seen corresponding path program 4 times [2022-11-18 20:21:19,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:19,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463478044] [2022-11-18 20:21:19,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:19,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:19,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:19,069 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:21:19,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:19,074 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:21:19,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:19,074 INFO L85 PathProgramCache]: Analyzing trace with hash -1773141948, now seen corresponding path program 1 times [2022-11-18 20:21:19,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:19,075 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46283461] [2022-11-18 20:21:19,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:19,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:19,116 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:21:19,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:19,155 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:21:24,548 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 20:21:24,548 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 20:21:24,548 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 20:21:24,548 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 20:21:24,548 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 20:21:24,548 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:24,548 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 20:21:24,548 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 20:21:24,548 INFO L133 ssoRankerPreferences]: Filename of dumped script: verisec_OpenSER_cases1_stripFullBoth_arr.i_Iteration5_Lasso [2022-11-18 20:21:24,549 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 20:21:24,549 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 20:21:24,552 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:24,555 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:24,558 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:24,561 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:24,564 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:24,567 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:24,569 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:24,572 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:24,574 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:24,577 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:24,579 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:24,581 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:24,584 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:24,587 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:24,589 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:24,591 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:24,594 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:24,597 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:24,600 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:24,603 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:24,606 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:24,609 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:24,612 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:25,841 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:25,843 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:25,847 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:25,849 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:25,851 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:25,853 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:25,855 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:25,858 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:26,293 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 20:21:26,293 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 20:21:26,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:26,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:26,303 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:26,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-18 20:21:26,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:26,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:26,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:26,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:26,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:26,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:26,325 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:26,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:26,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:26,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:26,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:26,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:26,353 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:26,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-18 20:21:26,364 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 [2022-11-18 20:21:26,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:26,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:26,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:26,374 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:26,376 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:26,377 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:26,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:26,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-11-18 20:21:26,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:26,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:26,397 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:26,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-18 20:21:26,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:26,411 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:26,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:26,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:26,411 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:26,414 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:26,414 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:26,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:26,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:26,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:26,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:26,441 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:26,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-18 20:21:26,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:26,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:26,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:26,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:26,461 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:26,463 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:26,463 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:26,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:26,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:26,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:26,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:26,491 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:26,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-18 20:21:26,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:26,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:26,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:26,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:26,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:26,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:26,512 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:26,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:26,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:26,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:26,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:26,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:26,539 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:26,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:26,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:26,563 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:26,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:26,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:26,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:26,564 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:26,564 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:26,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-18 20:21:26,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:26,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:26,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:26,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:26,587 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:26,597 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:26,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-18 20:21:26,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:26,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:26,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:26,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:26,610 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:26,610 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:26,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:26,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:26,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:26,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:26,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:26,628 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:26,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:26,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-18 20:21:26,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:26,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:26,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:26,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:26,652 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:26,652 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:26,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:26,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:26,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:26,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:26,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:26,672 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:26,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:26,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-18 20:21:26,692 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:26,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:26,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:26,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:26,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:26,693 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:26,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:26,704 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:26,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:26,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:26,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:26,713 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:26,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-18 20:21:26,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:26,726 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:26,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:26,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:26,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:26,727 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:26,727 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:26,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:26,729 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:26,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-11-18 20:21:26,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:26,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:26,737 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:26,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-18 20:21:26,741 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:26,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:26,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:26,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:26,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:26,751 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:26,751 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:26,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:26,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:26,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:26,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:26,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:26,760 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:26,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-18 20:21:26,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:26,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:26,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:26,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:26,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:26,775 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:26,775 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:26,800 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:26,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:26,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:26,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:26,805 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:26,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-18 20:21:26,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:26,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:26,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:26,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:26,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:26,822 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:26,822 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:26,822 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:26,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:26,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:26,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:26,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:26,833 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:26,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-18 20:21:26,836 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 [2022-11-18 20:21:26,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:26,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:26,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:26,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:26,846 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:26,847 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:26,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:26,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:26,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:26,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:26,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:26,856 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:26,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-18 20:21:26,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:26,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:26,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:26,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:26,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:26,869 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:26,869 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:26,869 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:26,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:26,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:26,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:26,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:26,892 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:26,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-18 20:21:26,896 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 [2022-11-18 20:21:26,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:26,907 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:26,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:26,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:26,907 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:26,907 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:26,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:26,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:26,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-11-18 20:21:26,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:26,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:26,936 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:26,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-18 20:21:26,952 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 [2022-11-18 20:21:26,962 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:26,962 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:26,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:26,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:26,962 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:26,963 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:26,963 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:26,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:26,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-11-18 20:21:26,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:26,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:26,971 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:26,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:26,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-18 20:21:26,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:26,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:26,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:26,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:26,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:26,984 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:26,984 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:26,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:26,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-11-18 20:21:26,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:26,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:26,995 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:26,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-18 20:21:26,999 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 [2022-11-18 20:21:27,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:27,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:27,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:27,010 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:27,012 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:27,012 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:27,024 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:27,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-11-18 20:21:27,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:27,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:27,029 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:27,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:27,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:27,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:27,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:27,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:27,052 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:27,053 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:27,053 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:27,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-18 20:21:27,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:27,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:27,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:27,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:27,081 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:27,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-18 20:21:27,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:27,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:27,101 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:27,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:27,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:27,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:27,102 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:27,102 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:27,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:27,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:27,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:27,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:27,120 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:27,124 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:27,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:27,136 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:27,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:27,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:27,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:27,137 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:27,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:27,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-18 20:21:27,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:27,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:27,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:27,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:27,160 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:27,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:27,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-18 20:21:27,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:27,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:27,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:27,174 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:27,176 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:27,176 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:27,188 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:27,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:27,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:27,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:27,193 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:27,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:27,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:27,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:27,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:27,213 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:27,215 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:27,215 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:27,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-18 20:21:27,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:27,236 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:27,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:27,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:27,238 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:27,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:27,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:27,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:27,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:27,260 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:27,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-18 20:21:27,268 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:27,268 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:27,283 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-18 20:21:27,320 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2022-11-18 20:21:27,320 INFO L444 ModelExtractionUtils]: 1 out of 22 variables were initially zero. Simplification set additionally 17 variables to zero. [2022-11-18 20:21:27,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:27,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:27,327 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:27,330 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-18 20:21:27,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-18 20:21:27,356 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-18 20:21:27,356 INFO L513 LassoAnalysis]: Proved termination. [2022-11-18 20:21:27,357 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_parse_expression_list_~str#1.offset, v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_2, ULTIMATE.start_parse_expression_list_~i~0#1) = -1*ULTIMATE.start_parse_expression_list_~str#1.offset + 1*v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_2 - 1*ULTIMATE.start_parse_expression_list_~i~0#1 Supporting invariants [] [2022-11-18 20:21:27,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:27,516 INFO L156 tatePredicateManager]: 34 out of 35 supporting invariants were superfluous and have been removed [2022-11-18 20:21:27,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:27,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:21:27,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-18 20:21:27,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:21:27,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:21:27,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-18 20:21:27,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:21:27,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:21:27,678 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 [2022-11-18 20:21:27,678 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 43 states and 53 transitions. cyclomatic complexity: 12 Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:21:27,738 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 43 states and 53 transitions. cyclomatic complexity: 12. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 69 states and 88 transitions. Complement of second has 5 states. [2022-11-18 20:21:27,738 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 [2022-11-18 20:21:27,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:21:27,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 41 transitions. [2022-11-18 20:21:27,739 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 41 transitions. Stem has 19 letters. Loop has 5 letters. [2022-11-18 20:21:27,740 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:21:27,741 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 41 transitions. Stem has 24 letters. Loop has 5 letters. [2022-11-18 20:21:27,741 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:21:27,741 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 41 transitions. Stem has 19 letters. Loop has 10 letters. [2022-11-18 20:21:27,742 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:21:27,742 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 69 states and 88 transitions. [2022-11-18 20:21:27,743 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-18 20:21:27,744 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 69 states to 56 states and 72 transitions. [2022-11-18 20:21:27,744 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2022-11-18 20:21:27,744 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2022-11-18 20:21:27,744 INFO L73 IsDeterministic]: Start isDeterministic. Operand 56 states and 72 transitions. [2022-11-18 20:21:27,744 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-18 20:21:27,745 INFO L218 hiAutomatonCegarLoop]: Abstraction has 56 states and 72 transitions. [2022-11-18 20:21:27,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states and 72 transitions. [2022-11-18 20:21:27,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 55. [2022-11-18 20:21:27,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 55 states have (on average 1.290909090909091) internal successors, (71), 54 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) [2022-11-18 20:21:27,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 71 transitions. [2022-11-18 20:21:27,748 INFO L240 hiAutomatonCegarLoop]: Abstraction has 55 states and 71 transitions. [2022-11-18 20:21:27,748 INFO L428 stractBuchiCegarLoop]: Abstraction has 55 states and 71 transitions. [2022-11-18 20:21:27,748 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-18 20:21:27,748 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 55 states and 71 transitions. [2022-11-18 20:21:27,749 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-18 20:21:27,749 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:21:27,749 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:21:27,750 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:21:27,750 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-18 20:21:27,750 INFO L748 eck$LassoCheckResult]: Stem: 923#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 903#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 904#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 926#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 927#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 892#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 893#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 942#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 941#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 940#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 939#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 938#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 937#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 936#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 935#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 934#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 933#L87-3 assume !(main_~i~1#1 < 7); 932#L87-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 931#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 911#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 888#L66 assume parse_expression_list_#t~switch5#1; 891#L67-5 [2022-11-18 20:21:27,751 INFO L750 eck$LassoCheckResult]: Loop: 891#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 901#L67-1 assume parse_expression_list_#t~short8#1; 917#L67-3 assume !!parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1;parse_expression_list_#t~post9#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post9#1;havoc parse_expression_list_#t~post9#1; 891#L67-5 [2022-11-18 20:21:27,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:27,751 INFO L85 PathProgramCache]: Analyzing trace with hash 683017663, now seen corresponding path program 1 times [2022-11-18 20:21:27,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:27,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002502533] [2022-11-18 20:21:27,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:27,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:27,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:27,770 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:21:27,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:27,785 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:21:27,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:27,786 INFO L85 PathProgramCache]: Analyzing trace with hash 62664, now seen corresponding path program 1 times [2022-11-18 20:21:27,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:27,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447701806] [2022-11-18 20:21:27,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:27,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:27,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:27,790 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:21:27,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:27,793 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:21:27,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:27,794 INFO L85 PathProgramCache]: Analyzing trace with hash -1775817142, now seen corresponding path program 1 times [2022-11-18 20:21:27,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:27,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850074195] [2022-11-18 20:21:27,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:27,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:27,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:21:27,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:28,092 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2022-11-18 20:21:28,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:21:28,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850074195] [2022-11-18 20:21:28,094 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850074195] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:21:28,094 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:21:28,094 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 20:21:28,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297080677] [2022-11-18 20:21:28,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:21:28,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:21:28,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 20:21:28,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-18 20:21:28,154 INFO L87 Difference]: Start difference. First operand 55 states and 71 transitions. cyclomatic complexity: 20 Second operand has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:21:28,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:21:28,320 INFO L93 Difference]: Finished difference Result 87 states and 114 transitions. [2022-11-18 20:21:28,320 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 87 states and 114 transitions. [2022-11-18 20:21:28,321 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-11-18 20:21:28,321 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 87 states to 87 states and 114 transitions. [2022-11-18 20:21:28,321 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2022-11-18 20:21:28,322 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2022-11-18 20:21:28,322 INFO L73 IsDeterministic]: Start isDeterministic. Operand 87 states and 114 transitions. [2022-11-18 20:21:28,322 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-18 20:21:28,322 INFO L218 hiAutomatonCegarLoop]: Abstraction has 87 states and 114 transitions. [2022-11-18 20:21:28,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states and 114 transitions. [2022-11-18 20:21:28,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 62. [2022-11-18 20:21:28,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 62 states have (on average 1.2903225806451613) internal successors, (80), 61 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) [2022-11-18 20:21:28,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 80 transitions. [2022-11-18 20:21:28,325 INFO L240 hiAutomatonCegarLoop]: Abstraction has 62 states and 80 transitions. [2022-11-18 20:21:28,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 20:21:28,328 INFO L428 stractBuchiCegarLoop]: Abstraction has 62 states and 80 transitions. [2022-11-18 20:21:28,329 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-18 20:21:28,329 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 62 states and 80 transitions. [2022-11-18 20:21:28,330 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-18 20:21:28,331 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:21:28,331 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:21:28,332 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:21:28,332 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-18 20:21:28,333 INFO L748 eck$LassoCheckResult]: Stem: 1087#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 1066#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 1067#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1056#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1057#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1091#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1107#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1106#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1105#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1104#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1103#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1102#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1101#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1100#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1099#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1098#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1097#L87-3 assume !(main_~i~1#1 < 7); 1096#L87-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 1095#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 1074#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 1050#L66 assume !parse_expression_list_#t~switch5#1; 1051#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 1077#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 1078#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 1075#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 1076#L66 assume parse_expression_list_#t~switch5#1; 1063#L67-5 [2022-11-18 20:21:28,334 INFO L750 eck$LassoCheckResult]: Loop: 1063#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 1064#L67-1 assume parse_expression_list_#t~short8#1; 1111#L67-3 assume !!parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1;parse_expression_list_#t~post9#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post9#1;havoc parse_expression_list_#t~post9#1; 1063#L67-5 [2022-11-18 20:21:28,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:28,334 INFO L85 PathProgramCache]: Analyzing trace with hash 1112605287, now seen corresponding path program 1 times [2022-11-18 20:21:28,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:28,335 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122066567] [2022-11-18 20:21:28,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:28,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:28,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:28,357 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:21:28,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:28,373 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:21:28,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:28,374 INFO L85 PathProgramCache]: Analyzing trace with hash 62664, now seen corresponding path program 2 times [2022-11-18 20:21:28,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:28,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090510170] [2022-11-18 20:21:28,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:28,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:28,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:28,378 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:21:28,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:28,381 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:21:28,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:28,381 INFO L85 PathProgramCache]: Analyzing trace with hash 1361514658, now seen corresponding path program 1 times [2022-11-18 20:21:28,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:28,382 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025110959] [2022-11-18 20:21:28,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:28,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:28,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:28,399 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:21:28,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:28,415 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:21:33,319 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 20:21:33,320 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 20:21:33,320 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 20:21:33,320 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 20:21:33,320 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 20:21:33,320 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:33,320 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 20:21:33,320 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 20:21:33,320 INFO L133 ssoRankerPreferences]: Filename of dumped script: verisec_OpenSER_cases1_stripFullBoth_arr.i_Iteration7_Lasso [2022-11-18 20:21:33,320 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 20:21:33,321 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 20:21:33,324 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,328 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,331 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,336 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,338 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,341 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,346 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,348 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,351 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,353 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,356 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,359 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,362 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,365 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,367 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,370 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,373 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,375 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,377 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,384 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,387 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,390 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,393 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,395 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,398 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,400 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,402 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:33,407 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:34,704 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:35,206 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 20:21:35,207 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 20:21:35,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,216 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-18 20:21:35,220 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,230 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:35,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,230 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,231 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:35,231 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:35,237 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-11-18 20:21:35,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,241 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-18 20:21:35,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,255 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,256 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:35,256 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:35,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-11-18 20:21:35,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,263 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-18 20:21:35,266 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 [2022-11-18 20:21:35,276 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,276 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:35,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,276 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,277 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:35,277 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:35,278 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-11-18 20:21:35,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,282 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-18 20:21:35,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:35,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,295 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:35,295 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:35,296 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-11-18 20:21:35,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,300 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-18 20:21:35,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:35,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,313 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,313 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:35,313 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:35,315 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-11-18 20:21:35,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,318 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-18 20:21:35,321 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,332 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:35,333 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:35,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-11-18 20:21:35,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,340 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-18 20:21:35,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:35,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,359 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:35,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:35,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-11-18 20:21:35,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,372 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-18 20:21:35,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,385 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,387 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:35,387 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:35,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-11-18 20:21:35,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,394 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-18 20:21:35,403 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 [2022-11-18 20:21:35,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:35,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,419 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:35,419 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:35,420 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-11-18 20:21:35,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,424 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-18 20:21:35,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,437 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:35,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,437 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,437 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:35,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:35,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:35,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,442 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-18 20:21:35,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,457 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,457 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,458 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:35,458 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:35,462 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-11-18 20:21:35,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,465 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-18 20:21:35,468 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,478 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:35,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,479 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:35,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:35,480 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-11-18 20:21:35,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,484 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-18 20:21:35,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:35,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,498 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:35,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:35,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-11-18 20:21:35,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,503 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-18 20:21:35,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:35,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,518 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,518 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:35,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:35,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:35,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,523 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-18 20:21:35,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,535 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:35,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,536 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:35,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:35,537 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-11-18 20:21:35,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,541 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-18 20:21:35,543 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 [2022-11-18 20:21:35,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:35,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:35,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:35,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-11-18 20:21:35,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,559 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-18 20:21:35,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,573 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:35,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,574 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:35,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:35,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-11-18 20:21:35,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,580 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-18 20:21:35,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:35,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,593 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:35,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:35,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-11-18 20:21:35,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,598 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-18 20:21:35,601 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 [2022-11-18 20:21:35,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:35,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,612 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:35,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:35,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:35,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,617 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-18 20:21:35,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:35,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,631 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:35,631 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:35,632 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-11-18 20:21:35,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,641 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-18 20:21:35,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:35,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,657 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,657 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:35,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:35,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:35,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,678 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-18 20:21:35,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,691 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:35,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,692 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,692 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:35,692 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:35,693 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-11-18 20:21:35,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,697 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-18 20:21:35,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,709 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:35,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,709 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,710 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:35,710 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:35,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-11-18 20:21:35,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,714 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-18 20:21:35,717 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 [2022-11-18 20:21:35,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:35,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,727 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,727 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:35,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:35,729 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:35,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,732 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-18 20:21:35,735 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 [2022-11-18 20:21:35,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:35,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,746 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,747 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:35,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:35,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-11-18 20:21:35,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,754 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-18 20:21:35,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,786 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:35,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,786 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,786 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:35,787 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:35,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-11-18 20:21:35,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,801 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-18 20:21:35,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,817 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:35,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,818 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:35,818 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:35,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-11-18 20:21:35,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,823 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-18 20:21:35,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,837 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-18 20:21:35,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,842 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-18 20:21:35,842 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:35,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-11-18 20:21:35,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,871 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-18 20:21:35,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,884 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,885 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:35,885 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:35,889 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:35,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,892 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-18 20:21:35,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,905 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,908 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:35,908 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:35,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-11-18 20:21:35,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,917 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-18 20:21:35,920 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 [2022-11-18 20:21:35,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,930 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,931 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:35,931 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:35,935 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-11-18 20:21:35,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,939 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-18 20:21:35,941 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,951 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,953 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:35,953 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:35,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-11-18 20:21:35,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,960 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-18 20:21:35,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,975 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:35,977 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:35,977 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:35,981 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:35,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-11-18 20:21:35,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:35,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:35,985 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:35,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-18 20:21:35,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:35,998 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:35,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:35,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:35,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:36,000 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:36,000 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:36,004 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:36,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-11-18 20:21:36,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:36,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:36,007 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:36,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-18 20:21:36,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:36,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:36,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:36,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:36,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:36,022 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:36,022 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:36,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:36,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:36,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:36,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:36,029 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:36,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-18 20:21:36,032 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 [2022-11-18 20:21:36,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:36,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:36,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:36,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:36,044 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:36,044 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:36,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:36,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-11-18 20:21:36,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:36,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:36,051 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:36,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-18 20:21:36,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:36,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:36,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:36,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:36,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:36,065 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:36,065 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:36,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:36,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-11-18 20:21:36,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:36,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:36,072 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:36,075 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 [2022-11-18 20:21:36,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-18 20:21:36,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:36,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:36,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:36,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:36,087 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:36,087 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:36,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:36,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2022-11-18 20:21:36,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:36,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:36,094 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:36,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-18 20:21:36,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:36,107 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:36,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:36,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:36,107 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:36,110 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:36,110 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:36,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:36,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-11-18 20:21:36,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:36,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:36,130 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:36,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-18 20:21:36,132 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:36,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:36,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:36,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:36,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:36,144 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:36,144 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:36,148 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:36,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-11-18 20:21:36,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:36,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:36,151 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:36,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-18 20:21:36,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:36,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:36,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:36,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:36,164 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:36,165 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:36,165 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:36,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:36,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:36,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:36,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:36,178 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:36,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-18 20:21:36,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:36,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:36,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:36,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:36,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:36,195 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:36,196 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:36,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:36,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2022-11-18 20:21:36,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:36,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:36,203 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:36,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-18 20:21:36,205 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:36,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:36,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:36,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:36,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:36,217 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:36,217 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:36,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:36,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-11-18 20:21:36,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:36,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:36,224 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:36,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-18 20:21:36,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:36,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:36,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:36,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:36,237 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:36,243 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:36,243 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:36,271 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-18 20:21:36,322 INFO L443 ModelExtractionUtils]: Simplification made 20 calls to the SMT solver. [2022-11-18 20:21:36,322 INFO L444 ModelExtractionUtils]: 4 out of 25 variables were initially zero. Simplification set additionally 17 variables to zero. [2022-11-18 20:21:36,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:36,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:36,324 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:36,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-18 20:21:36,328 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-18 20:21:36,338 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-11-18 20:21:36,339 INFO L513 LassoAnalysis]: Proved termination. [2022-11-18 20:21:36,339 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_parse_expression_list_~start~0#1, v_rep(select #length ULTIMATE.start_parse_expression_list_~str#1.base)_2) = -1*ULTIMATE.start_parse_expression_list_~start~0#1 + 1*v_rep(select #length ULTIMATE.start_parse_expression_list_~str#1.base)_2 Supporting invariants [1*ULTIMATE.start_parse_expression_list_~str#1.offset >= 0] [2022-11-18 20:21:36,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-11-18 20:21:36,599 INFO L156 tatePredicateManager]: 46 out of 47 supporting invariants were superfluous and have been removed [2022-11-18 20:21:36,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:36,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:36,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:21:36,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-18 20:21:36,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:21:36,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:21:36,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-18 20:21:36,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:21:36,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:21:36,821 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-11-18 20:21:36,821 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 62 states and 80 transitions. cyclomatic complexity: 22 Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:21:36,919 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 62 states and 80 transitions. cyclomatic complexity: 22. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 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 169 states and 230 transitions. Complement of second has 9 states. [2022-11-18 20:21:36,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-18 20:21:36,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:21:36,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 57 transitions. [2022-11-18 20:21:36,921 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 57 transitions. Stem has 26 letters. Loop has 3 letters. [2022-11-18 20:21:36,921 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:21:36,921 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 57 transitions. Stem has 29 letters. Loop has 3 letters. [2022-11-18 20:21:36,921 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:21:36,921 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 57 transitions. Stem has 26 letters. Loop has 6 letters. [2022-11-18 20:21:36,922 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:21:36,922 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 169 states and 230 transitions. [2022-11-18 20:21:36,923 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 18 [2022-11-18 20:21:36,931 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 169 states to 131 states and 176 transitions. [2022-11-18 20:21:36,932 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 34 [2022-11-18 20:21:36,932 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 42 [2022-11-18 20:21:36,933 INFO L73 IsDeterministic]: Start isDeterministic. Operand 131 states and 176 transitions. [2022-11-18 20:21:36,933 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-18 20:21:36,933 INFO L218 hiAutomatonCegarLoop]: Abstraction has 131 states and 176 transitions. [2022-11-18 20:21:36,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states and 176 transitions. [2022-11-18 20:21:36,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 88. [2022-11-18 20:21:36,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 88 states have (on average 1.3522727272727273) internal successors, (119), 87 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) [2022-11-18 20:21:36,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 119 transitions. [2022-11-18 20:21:36,950 INFO L240 hiAutomatonCegarLoop]: Abstraction has 88 states and 119 transitions. [2022-11-18 20:21:36,950 INFO L428 stractBuchiCegarLoop]: Abstraction has 88 states and 119 transitions. [2022-11-18 20:21:36,951 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-11-18 20:21:36,951 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 88 states and 119 transitions. [2022-11-18 20:21:36,951 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-18 20:21:36,953 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:21:36,953 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:21:36,953 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:21:36,954 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-18 20:21:36,954 INFO L748 eck$LassoCheckResult]: Stem: 1635#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 1609#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 1610#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1596#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1597#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1639#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1659#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1658#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1657#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1656#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1655#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1654#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1653#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1652#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1651#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1650#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1649#L87-3 assume !(main_~i~1#1 < 7); 1646#L87-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 1645#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 1617#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 1618#L66 assume parse_expression_list_#t~switch5#1; 1603#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 1604#L67-1 assume !parse_expression_list_#t~short8#1;call parse_expression_list_#t~mem7#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 9 == parse_expression_list_#t~mem7#1; 1673#L67-3 assume !parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1; 1627#L67-6 call parse_expression_list_#t~mem10#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 1672#L68 assume 34 == parse_expression_list_#t~mem10#1;havoc parse_expression_list_#t~mem10#1;parse_expression_list_#t~post11#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post11#1;havoc parse_expression_list_#t~post11#1; 1611#L68-2 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 1599#L70-8 [2022-11-18 20:21:36,954 INFO L750 eck$LassoCheckResult]: Loop: 1599#L70-8 parse_expression_list_#t~short15#1 := 0 < parse_expression_list_~j~0#1; 1615#L70-1 assume !parse_expression_list_#t~short15#1; 1598#L70-6 assume !!parse_expression_list_#t~short15#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~mem13#1;havoc parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~short15#1;parse_expression_list_#t~post16#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post16#1 - 1;havoc parse_expression_list_#t~post16#1; 1599#L70-8 [2022-11-18 20:21:36,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:36,955 INFO L85 PathProgramCache]: Analyzing trace with hash 2040510030, now seen corresponding path program 1 times [2022-11-18 20:21:36,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:36,955 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136355932] [2022-11-18 20:21:36,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:36,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:36,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:21:37,282 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2022-11-18 20:21:37,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:21:37,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136355932] [2022-11-18 20:21:37,282 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2136355932] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:21:37,282 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:21:37,283 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 20:21:37,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527360375] [2022-11-18 20:21:37,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:21:37,284 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-18 20:21:37,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:37,285 INFO L85 PathProgramCache]: Analyzing trace with hash 89761, now seen corresponding path program 1 times [2022-11-18 20:21:37,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:37,285 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126808613] [2022-11-18 20:21:37,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:37,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:37,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:21:37,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:21:37,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:21:37,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126808613] [2022-11-18 20:21:37,296 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126808613] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:21:37,296 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:21:37,297 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:21:37,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443011407] [2022-11-18 20:21:37,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:21:37,298 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-18 20:21:37,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:21:37,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:21:37,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:21:37,299 INFO L87 Difference]: Start difference. First operand 88 states and 119 transitions. cyclomatic complexity: 38 Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:21:37,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:21:37,314 INFO L93 Difference]: Finished difference Result 90 states and 120 transitions. [2022-11-18 20:21:37,314 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 90 states and 120 transitions. [2022-11-18 20:21:37,315 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-18 20:21:37,316 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 90 states to 89 states and 119 transitions. [2022-11-18 20:21:37,317 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2022-11-18 20:21:37,317 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2022-11-18 20:21:37,317 INFO L73 IsDeterministic]: Start isDeterministic. Operand 89 states and 119 transitions. [2022-11-18 20:21:37,318 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-18 20:21:37,318 INFO L218 hiAutomatonCegarLoop]: Abstraction has 89 states and 119 transitions. [2022-11-18 20:21:37,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states and 119 transitions. [2022-11-18 20:21:37,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2022-11-18 20:21:37,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 89 states have (on average 1.3370786516853932) internal successors, (119), 88 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) [2022-11-18 20:21:37,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 119 transitions. [2022-11-18 20:21:37,335 INFO L240 hiAutomatonCegarLoop]: Abstraction has 89 states and 119 transitions. [2022-11-18 20:21:37,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:21:37,336 INFO L428 stractBuchiCegarLoop]: Abstraction has 89 states and 119 transitions. [2022-11-18 20:21:37,337 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-11-18 20:21:37,337 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 89 states and 119 transitions. [2022-11-18 20:21:37,338 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-18 20:21:37,338 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:21:37,338 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:21:37,339 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:21:37,339 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-18 20:21:37,340 INFO L748 eck$LassoCheckResult]: Stem: 1818#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 1795#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 1796#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1783#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1784#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1821#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1856#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1852#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1848#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1845#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1840#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1837#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1834#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1833#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1832#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1831#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1830#L87-3 assume !(main_~i~1#1 < 7); 1829#L87-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 1828#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 1804#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 1805#L66 assume parse_expression_list_#t~switch5#1; 1851#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 1824#L67-1 assume !parse_expression_list_#t~short8#1;call parse_expression_list_#t~mem7#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 9 == parse_expression_list_#t~mem7#1; 1811#L67-3 assume !parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1; 1812#L67-6 call parse_expression_list_#t~mem10#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 1819#L68 assume !(34 == parse_expression_list_#t~mem10#1);havoc parse_expression_list_#t~mem10#1; 1797#L68-2 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 1788#L70-8 [2022-11-18 20:21:37,340 INFO L750 eck$LassoCheckResult]: Loop: 1788#L70-8 parse_expression_list_#t~short15#1 := 0 < parse_expression_list_~j~0#1; 1802#L70-1 assume parse_expression_list_#t~short15#1;call parse_expression_list_#t~mem12#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~j~0#1, 1);parse_expression_list_#t~short14#1 := 32 == parse_expression_list_#t~mem12#1; 1826#L70-2 assume parse_expression_list_#t~short14#1; 1815#L70-4 parse_expression_list_#t~short15#1 := parse_expression_list_#t~short14#1; 1787#L70-6 assume !!parse_expression_list_#t~short15#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~mem13#1;havoc parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~short15#1;parse_expression_list_#t~post16#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post16#1 - 1;havoc parse_expression_list_#t~post16#1; 1788#L70-8 [2022-11-18 20:21:37,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:37,340 INFO L85 PathProgramCache]: Analyzing trace with hash 2040510092, now seen corresponding path program 1 times [2022-11-18 20:21:37,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:37,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851224707] [2022-11-18 20:21:37,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:37,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:37,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:37,363 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:21:37,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:37,392 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:21:37,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:37,394 INFO L85 PathProgramCache]: Analyzing trace with hash 85982918, now seen corresponding path program 1 times [2022-11-18 20:21:37,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:37,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720299685] [2022-11-18 20:21:37,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:37,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:37,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:37,398 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:21:37,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:37,404 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:21:37,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:37,405 INFO L85 PathProgramCache]: Analyzing trace with hash 907257627, now seen corresponding path program 1 times [2022-11-18 20:21:37,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:37,405 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799580089] [2022-11-18 20:21:37,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:37,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:37,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:21:37,523 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2022-11-18 20:21:37,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:21:37,523 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799580089] [2022-11-18 20:21:37,523 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799580089] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:21:37,523 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:21:37,524 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:21:37,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770640291] [2022-11-18 20:21:37,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:21:37,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:21:37,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:21:37,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:21:37,616 INFO L87 Difference]: Start difference. First operand 89 states and 119 transitions. cyclomatic complexity: 37 Second operand has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:21:37,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:21:37,709 INFO L93 Difference]: Finished difference Result 139 states and 178 transitions. [2022-11-18 20:21:37,709 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 139 states and 178 transitions. [2022-11-18 20:21:37,710 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2022-11-18 20:21:37,711 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 139 states to 127 states and 165 transitions. [2022-11-18 20:21:37,711 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2022-11-18 20:21:37,711 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2022-11-18 20:21:37,711 INFO L73 IsDeterministic]: Start isDeterministic. Operand 127 states and 165 transitions. [2022-11-18 20:21:37,711 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-18 20:21:37,711 INFO L218 hiAutomatonCegarLoop]: Abstraction has 127 states and 165 transitions. [2022-11-18 20:21:37,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states and 165 transitions. [2022-11-18 20:21:37,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 93. [2022-11-18 20:21:37,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 93 states have (on average 1.3010752688172043) internal successors, (121), 92 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:21:37,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 121 transitions. [2022-11-18 20:21:37,715 INFO L240 hiAutomatonCegarLoop]: Abstraction has 93 states and 121 transitions. [2022-11-18 20:21:37,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 20:21:37,716 INFO L428 stractBuchiCegarLoop]: Abstraction has 93 states and 121 transitions. [2022-11-18 20:21:37,716 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-11-18 20:21:37,717 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 93 states and 121 transitions. [2022-11-18 20:21:37,717 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-18 20:21:37,718 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:21:37,718 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:21:37,718 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:21:37,719 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-18 20:21:37,719 INFO L748 eck$LassoCheckResult]: Stem: 2063#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 2040#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 2041#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2028#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2029#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2066#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2086#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2085#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2084#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2083#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2082#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2081#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2080#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2079#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2078#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2075#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2074#L87-3 assume !(main_~i~1#1 < 7); 2072#L87-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 2071#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 2049#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 2050#L66 assume !parse_expression_list_#t~switch5#1; 2097#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 2100#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 2099#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 2098#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 2096#L66 assume parse_expression_list_#t~switch5#1; 2036#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 2037#L67-1 assume !parse_expression_list_#t~short8#1;call parse_expression_list_#t~mem7#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 9 == parse_expression_list_#t~mem7#1; 2108#L67-3 assume !parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1; 2107#L67-6 call parse_expression_list_#t~mem10#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 2101#L68 assume 34 == parse_expression_list_#t~mem10#1;havoc parse_expression_list_#t~mem10#1;parse_expression_list_#t~post11#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post11#1;havoc parse_expression_list_#t~post11#1; 2042#L68-2 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 2033#L70-8 [2022-11-18 20:21:37,719 INFO L750 eck$LassoCheckResult]: Loop: 2033#L70-8 parse_expression_list_#t~short15#1 := 0 < parse_expression_list_~j~0#1; 2047#L70-1 assume parse_expression_list_#t~short15#1;call parse_expression_list_#t~mem12#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~j~0#1, 1);parse_expression_list_#t~short14#1 := 32 == parse_expression_list_#t~mem12#1; 2069#L70-2 assume parse_expression_list_#t~short14#1; 2060#L70-4 parse_expression_list_#t~short15#1 := parse_expression_list_#t~short14#1; 2032#L70-6 assume !!parse_expression_list_#t~short15#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~mem13#1;havoc parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~short15#1;parse_expression_list_#t~post16#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post16#1 - 1;havoc parse_expression_list_#t~post16#1; 2033#L70-8 [2022-11-18 20:21:37,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:37,720 INFO L85 PathProgramCache]: Analyzing trace with hash -786131722, now seen corresponding path program 1 times [2022-11-18 20:21:37,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:37,720 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256362717] [2022-11-18 20:21:37,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:37,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:37,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:37,737 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:21:37,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:37,753 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:21:37,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:37,754 INFO L85 PathProgramCache]: Analyzing trace with hash 85982918, now seen corresponding path program 2 times [2022-11-18 20:21:37,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:37,754 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919531] [2022-11-18 20:21:37,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:37,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:37,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:37,757 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:21:37,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:37,760 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:21:37,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:37,761 INFO L85 PathProgramCache]: Analyzing trace with hash 2043362033, now seen corresponding path program 1 times [2022-11-18 20:21:37,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:37,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072294865] [2022-11-18 20:21:37,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:37,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:37,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:21:37,873 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2022-11-18 20:21:37,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:21:37,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072294865] [2022-11-18 20:21:37,873 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072294865] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:21:37,874 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1040404631] [2022-11-18 20:21:37,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:37,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:21:37,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:37,884 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:21:37,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (80)] Waiting until timeout for monitored process [2022-11-18 20:21:38,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:21:38,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-18 20:21:38,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:21:38,047 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2022-11-18 20:21:38,048 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 20:21:38,091 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2022-11-18 20:21:38,091 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1040404631] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 20:21:38,091 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-18 20:21:38,091 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 7 [2022-11-18 20:21:38,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112721577] [2022-11-18 20:21:38,092 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-18 20:21:38,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:21:38,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 20:21:38,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-18 20:21:38,175 INFO L87 Difference]: Start difference. First operand 93 states and 121 transitions. cyclomatic complexity: 35 Second operand has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 7 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:21:38,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:21:38,301 INFO L93 Difference]: Finished difference Result 181 states and 239 transitions. [2022-11-18 20:21:38,301 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 181 states and 239 transitions. [2022-11-18 20:21:38,303 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2022-11-18 20:21:38,304 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 181 states to 166 states and 217 transitions. [2022-11-18 20:21:38,304 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 [2022-11-18 20:21:38,304 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33 [2022-11-18 20:21:38,304 INFO L73 IsDeterministic]: Start isDeterministic. Operand 166 states and 217 transitions. [2022-11-18 20:21:38,305 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-18 20:21:38,305 INFO L218 hiAutomatonCegarLoop]: Abstraction has 166 states and 217 transitions. [2022-11-18 20:21:38,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states and 217 transitions. [2022-11-18 20:21:38,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 132. [2022-11-18 20:21:38,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 132 states have (on average 1.3106060606060606) internal successors, (173), 131 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:21:38,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 173 transitions. [2022-11-18 20:21:38,313 INFO L240 hiAutomatonCegarLoop]: Abstraction has 132 states and 173 transitions. [2022-11-18 20:21:38,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-18 20:21:38,316 INFO L428 stractBuchiCegarLoop]: Abstraction has 132 states and 173 transitions. [2022-11-18 20:21:38,316 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-11-18 20:21:38,316 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 132 states and 173 transitions. [2022-11-18 20:21:38,317 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2022-11-18 20:21:38,317 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:21:38,317 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:21:38,318 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:21:38,318 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-18 20:21:38,318 INFO L748 eck$LassoCheckResult]: Stem: 2575#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 2551#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 2552#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2539#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2540#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2579#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2604#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2603#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2602#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2601#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2600#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2599#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2598#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2597#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2596#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2593#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2592#L87-3 assume !(main_~i~1#1 < 7); 2589#L87-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 2588#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 2561#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 2536#L66 assume !parse_expression_list_#t~switch5#1; 2537#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 2645#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 2643#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 2639#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 2637#L66 assume !parse_expression_list_#t~switch5#1; 2614#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 2635#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 2622#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 2618#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 2613#L66 assume parse_expression_list_#t~switch5#1; 2615#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 2631#L67-1 assume !parse_expression_list_#t~short8#1;call parse_expression_list_#t~mem7#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 9 == parse_expression_list_#t~mem7#1; 2627#L67-3 assume !parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1; 2626#L67-6 call parse_expression_list_#t~mem10#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 2619#L68 assume 34 == parse_expression_list_#t~mem10#1;havoc parse_expression_list_#t~mem10#1;parse_expression_list_#t~post11#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post11#1;havoc parse_expression_list_#t~post11#1; 2553#L68-2 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 2544#L70-8 [2022-11-18 20:21:38,318 INFO L750 eck$LassoCheckResult]: Loop: 2544#L70-8 parse_expression_list_#t~short15#1 := 0 < parse_expression_list_~j~0#1; 2558#L70-1 assume parse_expression_list_#t~short15#1;call parse_expression_list_#t~mem12#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~j~0#1, 1);parse_expression_list_#t~short14#1 := 32 == parse_expression_list_#t~mem12#1; 2585#L70-2 assume parse_expression_list_#t~short14#1; 2572#L70-4 parse_expression_list_#t~short15#1 := parse_expression_list_#t~short14#1; 2543#L70-6 assume !!parse_expression_list_#t~short15#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~mem13#1;havoc parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~short15#1;parse_expression_list_#t~post16#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post16#1 - 1;havoc parse_expression_list_#t~post16#1; 2544#L70-8 [2022-11-18 20:21:38,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:38,320 INFO L85 PathProgramCache]: Analyzing trace with hash 2124980046, now seen corresponding path program 2 times [2022-11-18 20:21:38,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:38,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448336950] [2022-11-18 20:21:38,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:38,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:38,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:38,344 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:21:38,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:38,382 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:21:38,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:38,383 INFO L85 PathProgramCache]: Analyzing trace with hash 85982918, now seen corresponding path program 3 times [2022-11-18 20:21:38,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:38,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245175153] [2022-11-18 20:21:38,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:38,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:38,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:38,387 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:21:38,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:38,391 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:21:38,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:38,391 INFO L85 PathProgramCache]: Analyzing trace with hash 1164437401, now seen corresponding path program 2 times [2022-11-18 20:21:38,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:38,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067913754] [2022-11-18 20:21:38,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:38,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:38,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:38,420 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:21:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:38,442 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:21:44,477 WARN L233 SmtUtils]: Spent 5.93s on a formula simplification. DAG size of input: 292 DAG size of output: 205 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 20:21:45,292 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 20:21:45,292 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 20:21:45,292 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 20:21:45,292 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 20:21:45,292 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 20:21:45,292 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:45,292 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 20:21:45,292 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 20:21:45,292 INFO L133 ssoRankerPreferences]: Filename of dumped script: verisec_OpenSER_cases1_stripFullBoth_arr.i_Iteration11_Lasso [2022-11-18 20:21:45,292 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 20:21:45,292 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 20:21:45,295 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,305 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,308 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,311 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,313 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,315 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,319 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,321 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,324 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,327 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,336 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,338 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,341 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,344 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,346 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,348 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,352 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,354 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,356 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,359 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,362 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,364 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,366 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,367 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,372 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,374 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,377 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,379 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:45,383 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:21:47,682 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 20:21:47,682 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 20:21:47,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:47,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:47,683 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:47,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-18 20:21:47,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:47,696 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:47,696 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:47,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:47,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:47,696 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:47,697 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:47,697 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:47,698 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:47,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2022-11-18 20:21:47,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:47,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:47,701 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:47,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-18 20:21:47,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:47,740 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:47,740 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:47,740 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:47,740 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:47,740 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:47,741 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:47,741 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:47,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:47,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2022-11-18 20:21:47,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:47,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:47,746 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:47,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-18 20:21:47,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:47,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:47,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:47,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:47,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:47,760 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:47,760 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:47,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:47,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2022-11-18 20:21:47,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:47,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:47,767 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:47,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-18 20:21:47,770 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 [2022-11-18 20:21:47,780 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:47,780 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:47,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:47,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:47,780 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:47,780 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:47,780 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:47,782 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:47,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:47,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:47,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:47,785 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:47,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-11-18 20:21:47,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:47,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:47,798 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:47,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:47,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:47,798 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:47,798 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:47,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:47,800 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:47,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-11-18 20:21:47,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:47,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:47,803 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:47,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:47,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-18 20:21:47,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:47,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:47,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:47,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:47,816 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:47,816 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:47,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:47,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:47,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2022-11-18 20:21:47,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:47,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:47,821 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:47,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-18 20:21:47,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:47,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:47,834 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:47,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:47,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:47,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:47,835 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:47,835 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:47,836 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:47,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:47,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:47,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:47,840 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:47,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-11-18 20:21:47,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:47,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:47,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:47,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:47,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:47,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:47,853 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:47,853 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:47,855 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:47,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:47,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:47,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:47,859 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:47,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-11-18 20:21:47,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:47,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:47,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:47,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:47,872 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:47,873 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:47,873 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:47,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:47,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:47,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:47,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:47,881 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:47,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-11-18 20:21:47,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:47,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:47,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:47,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:47,894 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:47,898 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:47,898 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:47,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:47,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2022-11-18 20:21:47,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:47,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:47,907 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:47,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-11-18 20:21:47,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:47,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:47,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:47,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:47,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:47,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:47,921 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:47,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:47,922 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:47,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:47,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:47,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:47,932 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:47,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-11-18 20:21:47,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:47,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:47,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:47,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:47,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:47,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:47,948 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:47,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:47,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:47,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2022-11-18 20:21:47,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:47,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:47,953 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:47,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-11-18 20:21:47,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:47,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:47,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:47,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:47,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:47,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:47,967 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:47,967 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:47,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:47,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2022-11-18 20:21:47,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:47,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:47,972 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:47,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-11-18 20:21:47,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:47,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:47,987 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:47,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:47,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:47,988 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:47,988 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:47,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:48,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:48,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:48,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:48,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:48,020 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:48,023 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 [2022-11-18 20:21:48,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-11-18 20:21:48,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:48,036 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:48,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:48,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:48,036 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:48,037 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:48,037 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:48,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:48,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:48,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:48,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:48,063 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:48,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-11-18 20:21:48,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:48,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:48,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:48,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:48,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:48,075 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:48,076 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:48,076 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:48,077 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:48,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:48,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:48,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:48,080 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:48,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-11-18 20:21:48,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:48,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:48,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:48,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:48,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:48,093 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:48,099 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:48,099 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:48,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:48,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2022-11-18 20:21:48,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:48,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:48,108 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:48,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-11-18 20:21:48,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:48,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:48,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:48,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:48,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:48,121 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:48,121 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:48,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:48,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:48,125 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:48,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:48,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:48,127 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:48,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-11-18 20:21:48,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:48,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:48,139 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:48,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:48,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:48,139 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:48,140 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:48,140 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:48,141 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:48,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:48,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:48,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:48,145 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:48,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-11-18 20:21:48,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:48,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:48,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:48,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:48,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:48,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:48,158 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:48,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:48,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:48,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:48,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:48,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:48,163 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:48,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-11-18 20:21:48,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:48,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:48,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:48,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:48,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:48,175 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:48,176 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:48,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:48,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:48,179 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:48,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:48,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:48,181 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:48,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-11-18 20:21:48,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:48,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:48,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:48,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:48,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:48,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:48,194 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:48,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:48,196 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:48,198 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:48,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:48,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:48,199 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:48,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-11-18 20:21:48,202 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:48,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:48,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:48,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:48,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:48,212 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:48,213 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:48,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:48,214 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:48,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:48,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:48,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:48,218 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:48,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-11-18 20:21:48,220 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:48,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:48,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:48,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:48,231 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:48,232 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:48,232 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:48,236 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:48,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2022-11-18 20:21:48,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:48,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:48,240 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:48,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-11-18 20:21:48,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:48,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:48,254 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:48,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:48,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:48,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:48,254 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:48,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:48,256 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:48,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2022-11-18 20:21:48,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:48,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:48,260 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:48,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-11-18 20:21:48,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:48,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:48,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:48,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:48,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:48,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:48,275 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:48,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:48,277 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:48,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:48,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:48,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:48,281 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:48,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2022-11-18 20:21:48,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:48,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:48,297 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:21:48,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:48,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:48,297 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:48,297 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:21:48,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:21:48,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:48,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:48,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:48,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:48,303 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:48,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2022-11-18 20:21:48,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:48,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:48,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:48,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:48,317 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:48,318 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:48,318 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:48,322 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:48,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2022-11-18 20:21:48,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:48,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:48,326 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:48,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2022-11-18 20:21:48,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:48,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:48,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:48,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:48,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:48,343 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:48,343 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:48,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:48,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2022-11-18 20:21:48,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:48,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:48,350 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:48,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2022-11-18 20:21:48,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:48,364 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:48,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:48,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:48,364 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:48,366 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:48,366 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:48,381 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:48,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:48,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:48,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:48,385 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:48,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2022-11-18 20:21:48,387 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:48,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:48,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:48,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:48,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:48,401 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:48,401 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:48,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:48,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:48,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:48,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:48,420 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:48,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2022-11-18 20:21:48,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:48,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:48,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:48,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:48,432 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:48,433 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:48,434 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:48,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:48,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:48,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:48,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:48,459 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:48,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2022-11-18 20:21:48,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:48,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:48,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:48,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:48,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:48,475 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:48,475 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:48,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:48,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Ended with exit code 0 [2022-11-18 20:21:48,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:48,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:48,485 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:48,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2022-11-18 20:21:48,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:48,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:48,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:48,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:48,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:48,500 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:48,500 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:48,509 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:21:48,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Ended with exit code 0 [2022-11-18 20:21:48,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:48,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:48,518 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:48,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2022-11-18 20:21:48,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:21:48,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:21:48,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:21:48,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:21:48,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:21:48,541 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:21:48,541 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:21:48,557 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-18 20:21:48,611 INFO L443 ModelExtractionUtils]: Simplification made 21 calls to the SMT solver. [2022-11-18 20:21:48,611 INFO L444 ModelExtractionUtils]: 6 out of 28 variables were initially zero. Simplification set additionally 20 variables to zero. [2022-11-18 20:21:48,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:21:48,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:48,612 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:21:48,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2022-11-18 20:21:48,615 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-18 20:21:48,626 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-18 20:21:48,626 INFO L513 LassoAnalysis]: Proved termination. [2022-11-18 20:21:48,626 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_parse_expression_list_~j~0#1) = 1*ULTIMATE.start_parse_expression_list_~j~0#1 Supporting invariants [] [2022-11-18 20:21:48,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2022-11-18 20:21:48,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:48,979 INFO L156 tatePredicateManager]: 61 out of 61 supporting invariants were superfluous and have been removed [2022-11-18 20:21:48,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:49,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:21:49,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 20:21:49,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:21:49,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:21:49,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-18 20:21:49,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:21:49,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:21:49,141 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-18 20:21:49,142 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 132 states and 173 transitions. cyclomatic complexity: 51 Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:21:49,228 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 132 states and 173 transitions. cyclomatic complexity: 51. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 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 287 states and 382 transitions. Complement of second has 11 states. [2022-11-18 20:21:49,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2022-11-18 20:21:49,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:21:49,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 80 transitions. [2022-11-18 20:21:49,229 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 80 transitions. Stem has 37 letters. Loop has 5 letters. [2022-11-18 20:21:49,230 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:21:49,230 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 80 transitions. Stem has 42 letters. Loop has 5 letters. [2022-11-18 20:21:49,230 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:21:49,230 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 80 transitions. Stem has 37 letters. Loop has 10 letters. [2022-11-18 20:21:49,231 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:21:49,231 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 287 states and 382 transitions. [2022-11-18 20:21:49,233 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 17 [2022-11-18 20:21:49,234 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 287 states to 190 states and 250 transitions. [2022-11-18 20:21:49,234 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2022-11-18 20:21:49,234 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2022-11-18 20:21:49,234 INFO L73 IsDeterministic]: Start isDeterministic. Operand 190 states and 250 transitions. [2022-11-18 20:21:49,234 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-18 20:21:49,235 INFO L218 hiAutomatonCegarLoop]: Abstraction has 190 states and 250 transitions. [2022-11-18 20:21:49,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states and 250 transitions. [2022-11-18 20:21:49,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 138. [2022-11-18 20:21:49,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 138 states have (on average 1.3043478260869565) internal successors, (180), 137 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:21:49,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 180 transitions. [2022-11-18 20:21:49,238 INFO L240 hiAutomatonCegarLoop]: Abstraction has 138 states and 180 transitions. [2022-11-18 20:21:49,238 INFO L428 stractBuchiCegarLoop]: Abstraction has 138 states and 180 transitions. [2022-11-18 20:21:49,238 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-11-18 20:21:49,238 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 138 states and 180 transitions. [2022-11-18 20:21:49,239 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2022-11-18 20:21:49,239 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:21:49,239 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:21:49,240 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:21:49,240 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-18 20:21:49,240 INFO L748 eck$LassoCheckResult]: Stem: 3396#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 3370#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 3371#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3362#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3363#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3398#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3417#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3416#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3415#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3414#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3413#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3412#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3411#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3410#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3409#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3408#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3407#L87-3 assume !(main_~i~1#1 < 7); 3406#L87-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 3405#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 3379#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 3380#L66 assume parse_expression_list_#t~switch5#1; 3465#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 3477#L67-1 assume !parse_expression_list_#t~short8#1;call parse_expression_list_#t~mem7#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 9 == parse_expression_list_#t~mem7#1; 3475#L67-3 assume !parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1; 3473#L67-6 call parse_expression_list_#t~mem10#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 3471#L68 assume 34 == parse_expression_list_#t~mem10#1;havoc parse_expression_list_#t~mem10#1;parse_expression_list_#t~post11#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post11#1;havoc parse_expression_list_#t~post11#1; 3470#L68-2 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 3469#L70-8 parse_expression_list_#t~short15#1 := 0 < parse_expression_list_~j~0#1; 3468#L70-1 assume !parse_expression_list_#t~short15#1; 3467#L70-6 assume !parse_expression_list_#t~short15#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~mem13#1;havoc parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~short15#1; 3466#L70-9 parse_expression_list_#t~short18#1 := 0 < parse_expression_list_~j~0#1; 3464#L71 assume !parse_expression_list_#t~short18#1; 3462#L71-2 assume !parse_expression_list_#t~short18#1;havoc parse_expression_list_#t~mem17#1;havoc parse_expression_list_#t~short18#1; 3460#L71-4 assume parse_expression_list_~start~0#1 <= parse_expression_list_~j~0#1;assume { :begin_inline_r_strncpy } true;r_strncpy_#in~dest#1.base, r_strncpy_#in~dest#1.offset, r_strncpy_#in~src#1.base, r_strncpy_#in~src#1.offset, r_strncpy_#in~n#1 := parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1);havoc r_strncpy_#res#1.base, r_strncpy_#res#1.offset;havoc r_strncpy_#t~ret1#1.base, r_strncpy_#t~ret1#1.offset, r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset, r_strncpy_~src#1.base, r_strncpy_~src#1.offset, r_strncpy_~n#1;r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset := r_strncpy_#in~dest#1.base, r_strncpy_#in~dest#1.offset;r_strncpy_~src#1.base, r_strncpy_~src#1.offset := r_strncpy_#in~src#1.base, r_strncpy_#in~src#1.offset;r_strncpy_~n#1 := r_strncpy_#in~n#1;call r_strncpy_#t~ret1#1.base, r_strncpy_#t~ret1#1.offset := strncpy(r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset, r_strncpy_~src#1.base, r_strncpy_~src#1.offset, r_strncpy_~n#1);r_strncpy_#res#1.base, r_strncpy_#res#1.offset := r_strncpy_#t~ret1#1.base, r_strncpy_#t~ret1#1.offset;havoc r_strncpy_#t~ret1#1.base, r_strncpy_#t~ret1#1.offset; 3458#L42 parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset := r_strncpy_#res#1.base, r_strncpy_#res#1.offset;assume { :end_inline_r_strncpy } true;havoc parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1) < 2 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 3456#L15 assume !(0 == __VERIFIER_assert_~cond#1); 3453#L15-2 assume { :end_inline___VERIFIER_assert } true;call write~int(0, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset + (1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1)), 1); 3452#L72 parse_expression_list_~start~0#1 := 1 + parse_expression_list_~i~0#1; 3450#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 3448#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 3432#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 3430#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 3427#L66 assume parse_expression_list_#t~switch5#1; 3387#L67-5 [2022-11-18 20:21:49,241 INFO L750 eck$LassoCheckResult]: Loop: 3387#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 3424#L67-1 assume parse_expression_list_#t~short8#1; 3386#L67-3 assume !!parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1;parse_expression_list_#t~post9#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post9#1;havoc parse_expression_list_#t~post9#1; 3387#L67-5 [2022-11-18 20:21:49,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:49,241 INFO L85 PathProgramCache]: Analyzing trace with hash 912929495, now seen corresponding path program 1 times [2022-11-18 20:21:49,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:49,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897702331] [2022-11-18 20:21:49,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:49,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:49,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:21:49,371 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2022-11-18 20:21:49,371 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:21:49,371 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897702331] [2022-11-18 20:21:49,372 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897702331] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:21:49,372 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:21:49,372 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:21:49,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844671139] [2022-11-18 20:21:49,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:21:49,372 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-18 20:21:49,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:49,373 INFO L85 PathProgramCache]: Analyzing trace with hash 62664, now seen corresponding path program 3 times [2022-11-18 20:21:49,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:49,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470900755] [2022-11-18 20:21:49,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:49,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:49,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:49,376 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:21:49,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:49,379 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:21:49,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:21:49,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:21:49,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:21:49,436 INFO L87 Difference]: Start difference. First operand 138 states and 180 transitions. cyclomatic complexity: 52 Second operand has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 6 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) [2022-11-18 20:21:49,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:21:49,527 INFO L93 Difference]: Finished difference Result 150 states and 193 transitions. [2022-11-18 20:21:49,527 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 150 states and 193 transitions. [2022-11-18 20:21:49,529 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2022-11-18 20:21:49,529 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 150 states to 138 states and 179 transitions. [2022-11-18 20:21:49,529 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2022-11-18 20:21:49,530 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2022-11-18 20:21:49,530 INFO L73 IsDeterministic]: Start isDeterministic. Operand 138 states and 179 transitions. [2022-11-18 20:21:49,530 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-18 20:21:49,530 INFO L218 hiAutomatonCegarLoop]: Abstraction has 138 states and 179 transitions. [2022-11-18 20:21:49,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states and 179 transitions. [2022-11-18 20:21:49,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 134. [2022-11-18 20:21:49,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 134 states have (on average 1.3059701492537314) internal successors, (175), 133 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:21:49,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 175 transitions. [2022-11-18 20:21:49,533 INFO L240 hiAutomatonCegarLoop]: Abstraction has 134 states and 175 transitions. [2022-11-18 20:21:49,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 20:21:49,534 INFO L428 stractBuchiCegarLoop]: Abstraction has 134 states and 175 transitions. [2022-11-18 20:21:49,534 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-11-18 20:21:49,534 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 134 states and 175 transitions. [2022-11-18 20:21:49,535 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2022-11-18 20:21:49,535 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:21:49,535 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:21:49,536 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:21:49,536 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-18 20:21:49,536 INFO L748 eck$LassoCheckResult]: Stem: 3698#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 3670#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 3671#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3660#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3661#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3702#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3733#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3732#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3731#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3730#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3728#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3726#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3724#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3722#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3718#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3716#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3715#L87-3 assume !(main_~i~1#1 < 7); 3712#L87-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 3711#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 3680#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 3655#L66 assume parse_expression_list_#t~switch5#1; 3657#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 3787#L67-1 assume !parse_expression_list_#t~short8#1;call parse_expression_list_#t~mem7#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 9 == parse_expression_list_#t~mem7#1; 3785#L67-3 assume !parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1; 3783#L67-6 call parse_expression_list_#t~mem10#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 3703#L68 assume !(34 == parse_expression_list_#t~mem10#1);havoc parse_expression_list_#t~mem10#1; 3673#L68-2 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 3674#L70-8 parse_expression_list_#t~short15#1 := 0 < parse_expression_list_~j~0#1; 3710#L70-1 assume !parse_expression_list_#t~short15#1; 3664#L70-6 assume !parse_expression_list_#t~short15#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~mem13#1;havoc parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~short15#1; 3658#L70-9 parse_expression_list_#t~short18#1 := 0 < parse_expression_list_~j~0#1; 3659#L71 assume !parse_expression_list_#t~short18#1; 3665#L71-2 assume !parse_expression_list_#t~short18#1;havoc parse_expression_list_#t~mem17#1;havoc parse_expression_list_#t~short18#1; 3706#L71-4 assume parse_expression_list_~start~0#1 <= parse_expression_list_~j~0#1;assume { :begin_inline_r_strncpy } true;r_strncpy_#in~dest#1.base, r_strncpy_#in~dest#1.offset, r_strncpy_#in~src#1.base, r_strncpy_#in~src#1.offset, r_strncpy_#in~n#1 := parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1);havoc r_strncpy_#res#1.base, r_strncpy_#res#1.offset;havoc r_strncpy_#t~ret1#1.base, r_strncpy_#t~ret1#1.offset, r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset, r_strncpy_~src#1.base, r_strncpy_~src#1.offset, r_strncpy_~n#1;r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset := r_strncpy_#in~dest#1.base, r_strncpy_#in~dest#1.offset;r_strncpy_~src#1.base, r_strncpy_~src#1.offset := r_strncpy_#in~src#1.base, r_strncpy_#in~src#1.offset;r_strncpy_~n#1 := r_strncpy_#in~n#1;call r_strncpy_#t~ret1#1.base, r_strncpy_#t~ret1#1.offset := strncpy(r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset, r_strncpy_~src#1.base, r_strncpy_~src#1.offset, r_strncpy_~n#1);r_strncpy_#res#1.base, r_strncpy_#res#1.offset := r_strncpy_#t~ret1#1.base, r_strncpy_#t~ret1#1.offset;havoc r_strncpy_#t~ret1#1.base, r_strncpy_#t~ret1#1.offset; 3704#L42 parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset := r_strncpy_#res#1.base, r_strncpy_#res#1.offset;assume { :end_inline_r_strncpy } true;havoc parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1) < 2 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 3705#L15 assume !(0 == __VERIFIER_assert_~cond#1); 3675#L15-2 assume { :end_inline___VERIFIER_assert } true;call write~int(0, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset + (1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1)), 1); 3676#L72 parse_expression_list_~start~0#1 := 1 + parse_expression_list_~i~0#1; 3729#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 3727#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 3725#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 3723#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 3719#L66 assume parse_expression_list_#t~switch5#1; 3691#L67-5 [2022-11-18 20:21:49,537 INFO L750 eck$LassoCheckResult]: Loop: 3691#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 3717#L67-1 assume parse_expression_list_#t~short8#1; 3690#L67-3 assume !!parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1;parse_expression_list_#t~post9#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post9#1;havoc parse_expression_list_#t~post9#1; 3691#L67-5 [2022-11-18 20:21:49,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:49,537 INFO L85 PathProgramCache]: Analyzing trace with hash -1081215211, now seen corresponding path program 1 times [2022-11-18 20:21:49,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:49,537 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215394286] [2022-11-18 20:21:49,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:49,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:49,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:21:49,631 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2022-11-18 20:21:49,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:21:49,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215394286] [2022-11-18 20:21:49,631 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [215394286] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:21:49,631 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:21:49,632 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 20:21:49,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497847531] [2022-11-18 20:21:49,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:21:49,632 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-18 20:21:49,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:49,633 INFO L85 PathProgramCache]: Analyzing trace with hash 62664, now seen corresponding path program 4 times [2022-11-18 20:21:49,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:49,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161530351] [2022-11-18 20:21:49,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:49,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:49,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:49,636 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:21:49,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:49,639 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:21:49,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:21:49,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 20:21:49,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-18 20:21:49,694 INFO L87 Difference]: Start difference. First operand 134 states and 175 transitions. cyclomatic complexity: 51 Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 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) [2022-11-18 20:21:49,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:21:49,772 INFO L93 Difference]: Finished difference Result 137 states and 179 transitions. [2022-11-18 20:21:49,772 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 137 states and 179 transitions. [2022-11-18 20:21:49,774 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-18 20:21:49,774 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 137 states to 124 states and 164 transitions. [2022-11-18 20:21:49,774 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2022-11-18 20:21:49,775 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-11-18 20:21:49,775 INFO L73 IsDeterministic]: Start isDeterministic. Operand 124 states and 164 transitions. [2022-11-18 20:21:49,775 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-18 20:21:49,775 INFO L218 hiAutomatonCegarLoop]: Abstraction has 124 states and 164 transitions. [2022-11-18 20:21:49,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states and 164 transitions. [2022-11-18 20:21:49,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 104. [2022-11-18 20:21:49,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 104 states have (on average 1.3076923076923077) internal successors, (136), 103 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:21:49,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 136 transitions. [2022-11-18 20:21:49,777 INFO L240 hiAutomatonCegarLoop]: Abstraction has 104 states and 136 transitions. [2022-11-18 20:21:49,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 20:21:49,778 INFO L428 stractBuchiCegarLoop]: Abstraction has 104 states and 136 transitions. [2022-11-18 20:21:49,779 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-11-18 20:21:49,779 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 104 states and 136 transitions. [2022-11-18 20:21:49,779 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-18 20:21:49,780 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:21:49,780 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:21:49,780 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:21:49,781 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-18 20:21:49,781 INFO L748 eck$LassoCheckResult]: Stem: 3979#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 3953#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 3954#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3943#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3944#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3982#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4011#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 4009#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4007#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 4005#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4002#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 4000#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3998#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3997#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3996#L87-3 assume !!(main_~i~1#1 < 7);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3993#L87-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3992#L87-3 assume !(main_~i~1#1 < 7); 3988#L87-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 3987#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 3963#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 3964#L66 assume !parse_expression_list_#t~switch5#1; 4038#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 4037#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 3980#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 3965#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 3938#L66 assume parse_expression_list_#t~switch5#1; 3940#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 3952#L67-1 assume !parse_expression_list_#t~short8#1;call parse_expression_list_#t~mem7#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 9 == parse_expression_list_#t~mem7#1; 3972#L67-3 assume !parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1; 3973#L67-6 call parse_expression_list_#t~mem10#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 3978#L68 assume !(34 == parse_expression_list_#t~mem10#1);havoc parse_expression_list_#t~mem10#1; 3956#L68-2 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 3957#L70-8 parse_expression_list_#t~short15#1 := 0 < parse_expression_list_~j~0#1; 3985#L70-1 assume !parse_expression_list_#t~short15#1; 3986#L70-6 assume !parse_expression_list_#t~short15#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~mem13#1;havoc parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~short15#1; 3995#L70-9 parse_expression_list_#t~short18#1 := 0 < parse_expression_list_~j~0#1; 3994#L71 assume !parse_expression_list_#t~short18#1; 3991#L71-2 assume !parse_expression_list_#t~short18#1;havoc parse_expression_list_#t~mem17#1;havoc parse_expression_list_#t~short18#1; 3968#L71-4 assume parse_expression_list_~start~0#1 <= parse_expression_list_~j~0#1;assume { :begin_inline_r_strncpy } true;r_strncpy_#in~dest#1.base, r_strncpy_#in~dest#1.offset, r_strncpy_#in~src#1.base, r_strncpy_#in~src#1.offset, r_strncpy_#in~n#1 := parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1);havoc r_strncpy_#res#1.base, r_strncpy_#res#1.offset;havoc r_strncpy_#t~ret1#1.base, r_strncpy_#t~ret1#1.offset, r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset, r_strncpy_~src#1.base, r_strncpy_~src#1.offset, r_strncpy_~n#1;r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset := r_strncpy_#in~dest#1.base, r_strncpy_#in~dest#1.offset;r_strncpy_~src#1.base, r_strncpy_~src#1.offset := r_strncpy_#in~src#1.base, r_strncpy_#in~src#1.offset;r_strncpy_~n#1 := r_strncpy_#in~n#1;call r_strncpy_#t~ret1#1.base, r_strncpy_#t~ret1#1.offset := strncpy(r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset, r_strncpy_~src#1.base, r_strncpy_~src#1.offset, r_strncpy_~n#1);r_strncpy_#res#1.base, r_strncpy_#res#1.offset := r_strncpy_#t~ret1#1.base, r_strncpy_#t~ret1#1.offset;havoc r_strncpy_#t~ret1#1.base, r_strncpy_#t~ret1#1.offset; 3969#L42 parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset := r_strncpy_#res#1.base, r_strncpy_#res#1.offset;assume { :end_inline_r_strncpy } true;havoc parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1) < 2 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 3981#L15 assume !(0 == __VERIFIER_assert_~cond#1); 3958#L15-2 assume { :end_inline___VERIFIER_assert } true;call write~int(0, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset + (1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1)), 1); 3959#L72 parse_expression_list_~start~0#1 := 1 + parse_expression_list_~i~0#1; 3989#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 4020#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 4019#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 4018#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 4016#L66 assume parse_expression_list_#t~switch5#1; 3949#L67-5 [2022-11-18 20:21:49,781 INFO L750 eck$LassoCheckResult]: Loop: 3949#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 3950#L67-1 assume parse_expression_list_#t~short8#1; 3970#L67-3 assume !!parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1;parse_expression_list_#t~post9#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post9#1;havoc parse_expression_list_#t~post9#1; 3949#L67-5 [2022-11-18 20:21:49,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:49,782 INFO L85 PathProgramCache]: Analyzing trace with hash -854555203, now seen corresponding path program 1 times [2022-11-18 20:21:49,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:49,782 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217044420] [2022-11-18 20:21:49,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:49,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:49,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:21:50,074 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-18 20:21:50,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:21:50,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217044420] [2022-11-18 20:21:50,074 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217044420] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:21:50,075 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [399483425] [2022-11-18 20:21:50,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:50,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:21:50,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:21:50,076 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:21:50,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (117)] Waiting until timeout for monitored process [2022-11-18 20:21:50,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:21:50,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-18 20:21:50,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:21:50,225 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 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-18 20:21:50,264 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-18 20:21:50,264 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-18 20:21:50,399 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-18 20:21:50,416 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 19 treesize of output 7 [2022-11-18 20:21:50,419 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-18 20:21:50,419 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 20:21:50,549 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 36 treesize of output 24 [2022-11-18 20:21:50,600 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-18 20:21:50,600 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [399483425] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 20:21:50,601 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-18 20:21:50,601 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 12 [2022-11-18 20:21:50,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089532986] [2022-11-18 20:21:50,601 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-18 20:21:50,601 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-18 20:21:50,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:21:50,602 INFO L85 PathProgramCache]: Analyzing trace with hash 62664, now seen corresponding path program 5 times [2022-11-18 20:21:50,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:21:50,602 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54575019] [2022-11-18 20:21:50,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:21:50,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:21:50,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:50,606 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:21:50,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:21:50,609 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:21:50,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:21:50,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-18 20:21:50,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=93, Unknown=4, NotChecked=0, Total=132 [2022-11-18 20:21:50,662 INFO L87 Difference]: Start difference. First operand 104 states and 136 transitions. cyclomatic complexity: 40 Second operand has 12 states, 12 states have (on average 5.25) internal successors, (63), 12 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:21:50,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:21:50,814 INFO L93 Difference]: Finished difference Result 80 states and 99 transitions. [2022-11-18 20:21:50,814 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 80 states and 99 transitions. [2022-11-18 20:21:50,814 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-18 20:21:50,815 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 80 states to 0 states and 0 transitions. [2022-11-18 20:21:50,815 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-18 20:21:50,815 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-18 20:21:50,815 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-18 20:21:50,815 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:21:50,815 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 20:21:50,815 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 20:21:50,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-18 20:21:50,816 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 20:21:50,816 INFO L335 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2022-11-18 20:21:50,816 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-18 20:21:50,816 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-18 20:21:50,816 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-18 20:21:50,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 08:21:50 BoogieIcfgContainer [2022-11-18 20:21:50,823 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-18 20:21:50,823 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 20:21:50,823 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 20:21:50,824 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 20:21:50,824 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:21:15" (3/4) ... [2022-11-18 20:21:50,827 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-18 20:21:50,827 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 20:21:50,828 INFO L158 Benchmark]: Toolchain (without parser) took 35880.72ms. Allocated memory was 121.6MB in the beginning and 155.2MB in the end (delta: 33.6MB). Free memory was 84.8MB in the beginning and 33.8MB in the end (delta: 51.0MB). Peak memory consumption was 84.5MB. Max. memory is 16.1GB. [2022-11-18 20:21:50,828 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 121.6MB. Free memory is still 102.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:21:50,828 INFO L158 Benchmark]: CACSL2BoogieTranslator took 305.44ms. Allocated memory is still 121.6MB. Free memory was 84.6MB in the beginning and 95.6MB in the end (delta: -10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-18 20:21:50,829 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.37ms. Allocated memory is still 121.6MB. Free memory was 95.6MB in the beginning and 94.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:21:50,829 INFO L158 Benchmark]: Boogie Preprocessor took 41.48ms. Allocated memory is still 121.6MB. Free memory was 94.0MB in the beginning and 92.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:21:50,829 INFO L158 Benchmark]: RCFGBuilder took 385.20ms. Allocated memory is still 121.6MB. Free memory was 92.4MB in the beginning and 77.2MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-18 20:21:50,830 INFO L158 Benchmark]: BuchiAutomizer took 35097.47ms. Allocated memory was 121.6MB in the beginning and 155.2MB in the end (delta: 33.6MB). Free memory was 76.7MB in the beginning and 34.8MB in the end (delta: 41.9MB). Peak memory consumption was 78.5MB. Max. memory is 16.1GB. [2022-11-18 20:21:50,830 INFO L158 Benchmark]: Witness Printer took 4.08ms. Allocated memory is still 155.2MB. Free memory was 34.8MB in the beginning and 33.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:21:50,832 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 121.6MB. Free memory is still 102.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 305.44ms. Allocated memory is still 121.6MB. Free memory was 84.6MB in the beginning and 95.6MB in the end (delta: -10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.37ms. Allocated memory is still 121.6MB. Free memory was 95.6MB in the beginning and 94.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.48ms. Allocated memory is still 121.6MB. Free memory was 94.0MB in the beginning and 92.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 385.20ms. Allocated memory is still 121.6MB. Free memory was 92.4MB in the beginning and 77.2MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 35097.47ms. Allocated memory was 121.6MB in the beginning and 155.2MB in the end (delta: 33.6MB). Free memory was 76.7MB in the beginning and 34.8MB in the end (delta: 41.9MB). Peak memory consumption was 78.5MB. Max. memory is 16.1GB. * Witness Printer took 4.08ms. Allocated memory is still 155.2MB. Free memory was 34.8MB in the beginning and 33.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 14 terminating modules (10 trivial, 4 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 13 * unknown-#length-unknown[A] + -2 * i and consists of 5 locations. One deterministic module has affine ranking function -1 * i + unknown-#length-unknown[A] + -1 * str and consists of 4 locations. One deterministic module has affine ranking function unknown-#length-unknown[str] + -1 * start and consists of 6 locations. One deterministic module has affine ranking function j and consists of 6 locations. 10 modules have a trivial ranking function, the largest among these consists of 12 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 35.0s and 15 iterations. TraceHistogramMax:7. Analysis of lassos took 32.6s. Construction of modules took 0.5s. Büchi inclusion checks took 1.5s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 9. Automata minimization 0.1s AutomataMinimizationTime, 13 MinimizatonAttempts, 214 StatesRemovedByMinimization, 9 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 [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 713 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 711 mSDsluCounter, 1443 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 6 IncrementalHoareTripleChecker+Unchecked, 948 mSDsCounter, 49 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 657 IncrementalHoareTripleChecker+Invalid, 712 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 49 mSolverCounterUnsat, 495 mSDtfsCounter, 657 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc3 concLT0 SILN0 SILU6 SILI1 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital198 mio100 ax100 hnf100 lsp93 ukn86 mio100 lsp32 div100 bol100 ite100 ukn100 eq188 hnf90 smp100 dnf100 smp100 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 45ms VariablesStem: 4 VariablesLoop: 3 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-18 20:21:50,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (117)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:51,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (80)] Forceful destruction successful, exit code 0 [2022-11-18 20:21:51,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-11-18 20:21:51,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-11-18 20:21:51,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d106dc-f274-497d-9ff5-9e9333718077/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE