./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 970cab0a23b690f163a0a51afef8881644c6447187bc11bbe1f60a2a40cf01a7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 16:26:00,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:26:00,603 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:26:00,647 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:26:00,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:26:00,652 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:26:00,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:26:00,659 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:26:00,661 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:26:00,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:26:00,669 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:26:00,671 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:26:00,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:26:00,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:26:00,676 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:26:00,678 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:26:00,681 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:26:00,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:26:00,684 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:26:00,689 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:26:00,691 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:26:00,694 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:26:00,695 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:26:00,696 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:26:00,706 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:26:00,709 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:26:00,710 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:26:00,711 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:26:00,712 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:26:00,713 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:26:00,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:26:00,715 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:26:00,717 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:26:00,718 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:26:00,719 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:26:00,720 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:26:00,720 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:26:00,721 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:26:00,721 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:26:00,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:26:00,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:26:00,725 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-21 16:26:00,769 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:26:00,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:26:00,771 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:26:00,771 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:26:00,773 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:26:00,773 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:26:00,773 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:26:00,774 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-21 16:26:00,774 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-21 16:26:00,774 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-21 16:26:00,775 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-21 16:26:00,775 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-21 16:26:00,776 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-21 16:26:00,776 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:26:00,776 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 16:26:00,776 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 16:26:00,777 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:26:00,777 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 16:26:00,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:26:00,777 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-21 16:26:00,777 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-21 16:26:00,778 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-21 16:26:00,778 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 16:26:00,778 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:26:00,778 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-21 16:26:00,779 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:26:00,779 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-21 16:26:00,780 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:26:00,780 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:26:00,780 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:26:00,780 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:26:00,783 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-21 16:26:00,783 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_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 970cab0a23b690f163a0a51afef8881644c6447187bc11bbe1f60a2a40cf01a7 [2022-11-21 16:26:01,155 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:26:01,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:26:01,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:26:01,194 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:26:01,195 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:26:01,196 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2022-11-21 16:26:04,210 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:26:04,409 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:26:04,409 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2022-11-21 16:26:04,420 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/data/6eccec6f8/f282286764454a618a83ce5e4b546ebd/FLAGc81265b8d [2022-11-21 16:26:04,436 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/data/6eccec6f8/f282286764454a618a83ce5e4b546ebd [2022-11-21 16:26:04,438 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:26:04,440 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:26:04,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:26:04,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:26:04,445 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:26:04,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:26:04" (1/1) ... [2022-11-21 16:26:04,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18d23f6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:26:04, skipping insertion in model container [2022-11-21 16:26:04,448 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:26:04" (1/1) ... [2022-11-21 16:26:04,456 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:26:04,475 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:26:04,660 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i[878,891] [2022-11-21 16:26:04,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:26:04,749 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:26:04,771 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i[878,891] [2022-11-21 16:26:04,800 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:26:04,821 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:26:04,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:26:04 WrapperNode [2022-11-21 16:26:04,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:26:04,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:26:04,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:26:04,824 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:26:04,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:26:04" (1/1) ... [2022-11-21 16:26:04,858 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:26:04" (1/1) ... [2022-11-21 16:26:04,896 INFO L138 Inliner]: procedures = 42, calls = 30, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 150 [2022-11-21 16:26:04,896 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:26:04,897 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:26:04,897 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:26:04,897 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:26:04,908 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:26:04" (1/1) ... [2022-11-21 16:26:04,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:26:04" (1/1) ... [2022-11-21 16:26:04,928 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:26:04" (1/1) ... [2022-11-21 16:26:04,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:26:04" (1/1) ... [2022-11-21 16:26:04,934 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:26:04" (1/1) ... [2022-11-21 16:26:04,949 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:26:04" (1/1) ... [2022-11-21 16:26:04,950 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:26:04" (1/1) ... [2022-11-21 16:26:04,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:26:04" (1/1) ... [2022-11-21 16:26:04,954 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:26:04,955 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:26:04,955 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:26:04,955 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:26:04,956 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:26:04" (1/1) ... [2022-11-21 16:26:04,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:04,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:05,006 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:05,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-21 16:26:05,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:26:05,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 16:26:05,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 16:26:05,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 16:26:05,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 16:26:05,067 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-21 16:26:05,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:26:05,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:26:05,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 16:26:05,183 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:26:05,185 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:26:05,552 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:26:05,558 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:26:05,558 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-21 16:26:05,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:26:05 BoogieIcfgContainer [2022-11-21 16:26:05,561 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:26:05,562 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-21 16:26:05,562 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-21 16:26:05,566 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-21 16:26:05,571 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 16:26:05,572 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.11 04:26:04" (1/3) ... [2022-11-21 16:26:05,573 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7313b3b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 04:26:05, skipping insertion in model container [2022-11-21 16:26:05,573 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 16:26:05,573 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:26:04" (2/3) ... [2022-11-21 16:26:05,574 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7313b3b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 04:26:05, skipping insertion in model container [2022-11-21 16:26:05,574 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 16:26:05,574 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:26:05" (3/3) ... [2022-11-21 16:26:05,575 INFO L332 chiAutomizerObserver]: Analyzing ICFG veris.c_OpenSER_cases1_stripFullBoth_arr.i [2022-11-21 16:26:05,629 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-21 16:26:05,630 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-21 16:26:05,630 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-21 16:26:05,630 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-21 16:26:05,630 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-21 16:26:05,630 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-21 16:26:05,631 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-21 16:26:05,631 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-21 16:26:05,635 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 37 states, 36 states have (on average 1.5277777777777777) internal successors, (55), 36 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:26:05,656 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 28 [2022-11-21 16:26:05,656 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:26:05,656 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:26:05,662 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-21 16:26:05,662 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-21 16:26:05,662 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-21 16:26:05,663 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 37 states, 36 states have (on average 1.5277777777777777) internal successors, (55), 36 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:26:05,669 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 28 [2022-11-21 16:26:05,670 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:26:05,670 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:26:05,670 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-21 16:26:05,670 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-21 16:26:05,678 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; 36#L90-3true [2022-11-21 16:26:05,680 INFO L750 eck$LassoCheckResult]: Loop: 36#L90-3true assume !!(main_~i~1#1 < 8);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; 33#L90-2true main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 36#L90-3true [2022-11-21 16:26:05,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:05,688 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-21 16:26:05,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:05,699 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194341070] [2022-11-21 16:26:05,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:05,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:05,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:05,823 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:26:05,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:05,850 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:26:05,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:05,853 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2022-11-21 16:26:05,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:05,853 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197605304] [2022-11-21 16:26:05,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:05,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:05,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:05,863 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:26:05,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:05,872 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:26:05,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:05,874 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2022-11-21 16:26:05,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:05,874 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725844375] [2022-11-21 16:26:05,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:05,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:05,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:05,915 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:26:05,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:05,951 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:26:06,323 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 16:26:06,323 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 16:26:06,323 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 16:26:06,324 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 16:26:06,324 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-21 16:26:06,324 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:06,324 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 16:26:06,324 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 16:26:06,324 INFO L133 ssoRankerPreferences]: Filename of dumped script: veris.c_OpenSER_cases1_stripFullBoth_arr.i_Iteration1_Lasso [2022-11-21 16:26:06,324 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 16:26:06,325 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 16:26:06,348 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:06,373 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:06,658 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:06,664 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:06,668 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:06,672 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:06,901 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 16:26:06,906 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-21 16:26:06,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:06,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:06,915 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:06,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:06,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:06,934 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:06,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:06,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:06,935 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:06,937 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:06,937 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:06,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-21 16:26:06,945 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:06,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-11-21 16:26:06,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:06,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:06,956 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:06,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-21 16:26:06,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:06,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:06,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:06,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:06,977 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:06,981 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:06,981 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:06,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:07,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:07,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:07,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:07,008 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:07,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:07,029 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:07,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:07,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:07,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:07,030 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:07,031 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:07,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:07,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-21 16:26:07,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:07,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:07,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:07,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:07,057 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:07,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:07,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-21 16:26:07,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:07,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:07,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:07,087 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:07,091 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:07,091 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:07,119 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:07,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:07,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:07,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:07,129 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:07,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-21 16:26:07,135 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:07,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:07,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:07,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:07,149 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:07,156 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:07,157 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:07,171 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-21 16:26:07,201 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2022-11-21 16:26:07,201 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-11-21 16:26:07,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:07,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:07,243 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:07,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-21 16:26:07,249 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-21 16:26:07,269 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-21 16:26:07,269 INFO L513 LassoAnalysis]: Proved termination. [2022-11-21 16:26:07,269 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) = 15*v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_1 - 2*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2022-11-21 16:26:07,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-11-21 16:26:07,294 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2022-11-21 16:26:07,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:07,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:26:07,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 16:26:07,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:26:07,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:26:07,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 16:26:07,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:26:07,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:26:07,489 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 [2022-11-21 16:26:07,492 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 37 states, 36 states have (on average 1.5277777777777777) internal successors, (55), 36 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) 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) [2022-11-21 16:26:07,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:07,656 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 37 states, 36 states have (on average 1.5277777777777777) internal successors, (55), 36 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). 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 102 states and 153 transitions. Complement of second has 8 states. [2022-11-21 16:26:07,664 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 [2022-11-21 16:26:07,669 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) [2022-11-21 16:26:07,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 101 transitions. [2022-11-21 16:26:07,671 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 101 transitions. Stem has 2 letters. Loop has 2 letters. [2022-11-21 16:26:07,672 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:26:07,672 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 101 transitions. Stem has 4 letters. Loop has 2 letters. [2022-11-21 16:26:07,672 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:26:07,672 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 101 transitions. Stem has 2 letters. Loop has 4 letters. [2022-11-21 16:26:07,672 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:26:07,673 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 102 states and 153 transitions. [2022-11-21 16:26:07,678 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2022-11-21 16:26:07,681 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 102 states to 32 states and 43 transitions. [2022-11-21 16:26:07,683 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2022-11-21 16:26:07,683 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2022-11-21 16:26:07,684 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 43 transitions. [2022-11-21 16:26:07,684 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 16:26:07,684 INFO L218 hiAutomatonCegarLoop]: Abstraction has 32 states and 43 transitions. [2022-11-21 16:26:07,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 43 transitions. [2022-11-21 16:26:07,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2022-11-21 16:26:07,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.34375) internal successors, (43), 31 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:26:07,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 43 transitions. [2022-11-21 16:26:07,712 INFO L240 hiAutomatonCegarLoop]: Abstraction has 32 states and 43 transitions. [2022-11-21 16:26:07,713 INFO L428 stractBuchiCegarLoop]: Abstraction has 32 states and 43 transitions. [2022-11-21 16:26:07,713 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-21 16:26:07,713 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 43 transitions. [2022-11-21 16:26:07,714 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2022-11-21 16:26:07,714 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:26:07,714 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:26:07,715 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-21 16:26:07,715 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-21 16:26:07,715 INFO L748 eck$LassoCheckResult]: Stem: 220#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); 203#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; 204#L90-3 assume !(main_~i~1#1 < 8); 212#L90-4 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); 213#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 209#L63-4 [2022-11-21 16:26:07,716 INFO L750 eck$LassoCheckResult]: Loop: 209#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; 194#L66 assume !parse_expression_list_#t~switch5#1; 195#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 210#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); 211#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 209#L63-4 [2022-11-21 16:26:07,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:07,717 INFO L85 PathProgramCache]: Analyzing trace with hash 28696938, now seen corresponding path program 1 times [2022-11-21 16:26:07,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:07,717 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683539286] [2022-11-21 16:26:07,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:07,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:07,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:26:07,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:26:07,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:26:07,791 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683539286] [2022-11-21 16:26:07,792 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683539286] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:26:07,792 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:26:07,793 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:26:07,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124072160] [2022-11-21 16:26:07,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:26:07,795 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:26:07,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:07,796 INFO L85 PathProgramCache]: Analyzing trace with hash 55413311, now seen corresponding path program 1 times [2022-11-21 16:26:07,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:07,797 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858667376] [2022-11-21 16:26:07,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:07,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:07,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:07,804 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:26:07,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:07,811 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:26:07,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:26:07,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:26:07,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:26:07,885 INFO L87 Difference]: Start difference. First operand 32 states and 43 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) [2022-11-21 16:26:07,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:26:07,898 INFO L93 Difference]: Finished difference Result 33 states and 43 transitions. [2022-11-21 16:26:07,898 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 43 transitions. [2022-11-21 16:26:07,899 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2022-11-21 16:26:07,900 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 33 states and 43 transitions. [2022-11-21 16:26:07,900 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2022-11-21 16:26:07,900 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2022-11-21 16:26:07,900 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 43 transitions. [2022-11-21 16:26:07,901 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 16:26:07,901 INFO L218 hiAutomatonCegarLoop]: Abstraction has 33 states and 43 transitions. [2022-11-21 16:26:07,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states and 43 transitions. [2022-11-21 16:26:07,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 32. [2022-11-21 16:26:07,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.3125) internal successors, (42), 31 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) [2022-11-21 16:26:07,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 42 transitions. [2022-11-21 16:26:07,904 INFO L240 hiAutomatonCegarLoop]: Abstraction has 32 states and 42 transitions. [2022-11-21 16:26:07,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:26:07,905 INFO L428 stractBuchiCegarLoop]: Abstraction has 32 states and 42 transitions. [2022-11-21 16:26:07,906 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-21 16:26:07,906 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 42 transitions. [2022-11-21 16:26:07,906 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2022-11-21 16:26:07,907 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:26:07,907 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:26:07,907 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:26:07,907 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-21 16:26:07,908 INFO L748 eck$LassoCheckResult]: Stem: 290#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); 274#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; 275#L90-3 assume !!(main_~i~1#1 < 8);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; 295#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 296#L90-3 assume !(main_~i~1#1 < 8); 285#L90-4 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); 286#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 280#L63-4 [2022-11-21 16:26:07,908 INFO L750 eck$LassoCheckResult]: Loop: 280#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; 265#L66 assume !parse_expression_list_#t~switch5#1; 266#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 281#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); 282#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 280#L63-4 [2022-11-21 16:26:07,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:07,908 INFO L85 PathProgramCache]: Analyzing trace with hash 1809669544, now seen corresponding path program 1 times [2022-11-21 16:26:07,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:07,909 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040884881] [2022-11-21 16:26:07,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:07,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:07,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:26:07,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:26:07,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:26:07,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040884881] [2022-11-21 16:26:07,996 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040884881] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:26:07,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [953931835] [2022-11-21 16:26:07,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:07,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:26:07,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:08,003 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:26:08,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-21 16:26:08,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:26:08,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 16:26:08,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:26:08,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:26:08,090 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 16:26:08,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:26:08,125 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [953931835] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 16:26:08,125 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 16:26:08,125 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-11-21 16:26:08,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882246756] [2022-11-21 16:26:08,126 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 16:26:08,127 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:26:08,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:08,127 INFO L85 PathProgramCache]: Analyzing trace with hash 55413311, now seen corresponding path program 2 times [2022-11-21 16:26:08,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:08,128 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372492662] [2022-11-21 16:26:08,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:08,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:08,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:08,143 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:26:08,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:08,156 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:26:08,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:26:08,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 16:26:08,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-11-21 16:26:08,238 INFO L87 Difference]: Start difference. First operand 32 states and 42 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) [2022-11-21 16:26:08,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:26:08,286 INFO L93 Difference]: Finished difference Result 38 states and 48 transitions. [2022-11-21 16:26:08,287 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 48 transitions. [2022-11-21 16:26:08,289 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2022-11-21 16:26:08,290 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 38 states and 48 transitions. [2022-11-21 16:26:08,292 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2022-11-21 16:26:08,292 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2022-11-21 16:26:08,292 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38 states and 48 transitions. [2022-11-21 16:26:08,293 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 16:26:08,293 INFO L218 hiAutomatonCegarLoop]: Abstraction has 38 states and 48 transitions. [2022-11-21 16:26:08,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states and 48 transitions. [2022-11-21 16:26:08,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2022-11-21 16:26:08,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 38 states have (on average 1.263157894736842) internal successors, (48), 37 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:26:08,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 48 transitions. [2022-11-21 16:26:08,301 INFO L240 hiAutomatonCegarLoop]: Abstraction has 38 states and 48 transitions. [2022-11-21 16:26:08,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-21 16:26:08,302 INFO L428 stractBuchiCegarLoop]: Abstraction has 38 states and 48 transitions. [2022-11-21 16:26:08,303 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-21 16:26:08,304 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 48 transitions. [2022-11-21 16:26:08,307 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2022-11-21 16:26:08,307 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:26:08,308 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:26:08,308 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 1, 1, 1, 1, 1] [2022-11-21 16:26:08,309 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-21 16:26:08,309 INFO L748 eck$LassoCheckResult]: Stem: 406#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); 390#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; 391#L90-3 assume !!(main_~i~1#1 < 8);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; 411#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 412#L90-3 assume !!(main_~i~1#1 < 8);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; 413#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 418#L90-3 assume !!(main_~i~1#1 < 8);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; 417#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 416#L90-3 assume !!(main_~i~1#1 < 8);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; 415#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 414#L90-3 assume !(main_~i~1#1 < 8); 399#L90-4 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); 400#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 396#L63-4 [2022-11-21 16:26:08,309 INFO L750 eck$LassoCheckResult]: Loop: 396#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; 381#L66 assume !parse_expression_list_#t~switch5#1; 382#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 397#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); 398#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 396#L63-4 [2022-11-21 16:26:08,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:08,310 INFO L85 PathProgramCache]: Analyzing trace with hash 82232674, now seen corresponding path program 2 times [2022-11-21 16:26:08,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:08,310 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330964919] [2022-11-21 16:26:08,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:08,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:08,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:26:08,485 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:26:08,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:26:08,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330964919] [2022-11-21 16:26:08,486 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1330964919] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:26:08,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1114244547] [2022-11-21 16:26:08,487 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-21 16:26:08,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:26:08,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:08,488 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:26:08,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-21 16:26:08,577 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-21 16:26:08,578 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-21 16:26:08,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 16:26:08,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:26:08,621 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:26:08,621 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 16:26:08,710 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:26:08,711 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1114244547] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 16:26:08,711 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 16:26:08,711 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2022-11-21 16:26:08,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846098051] [2022-11-21 16:26:08,712 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 16:26:08,716 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:26:08,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:08,716 INFO L85 PathProgramCache]: Analyzing trace with hash 55413311, now seen corresponding path program 3 times [2022-11-21 16:26:08,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:08,717 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532992711] [2022-11-21 16:26:08,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:08,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:08,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:08,723 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:26:08,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:08,736 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:26:08,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:26:08,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-21 16:26:08,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2022-11-21 16:26:08,807 INFO L87 Difference]: Start difference. First operand 38 states and 48 transitions. cyclomatic complexity: 12 Second operand has 11 states, 11 states have (on average 2.1818181818181817) internal successors, (24), 11 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:26:08,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:26:08,860 INFO L93 Difference]: Finished difference Result 46 states and 56 transitions. [2022-11-21 16:26:08,860 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46 states and 56 transitions. [2022-11-21 16:26:08,861 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2022-11-21 16:26:08,864 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46 states to 46 states and 56 transitions. [2022-11-21 16:26:08,864 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2022-11-21 16:26:08,865 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2022-11-21 16:26:08,865 INFO L73 IsDeterministic]: Start isDeterministic. Operand 46 states and 56 transitions. [2022-11-21 16:26:08,865 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 16:26:08,866 INFO L218 hiAutomatonCegarLoop]: Abstraction has 46 states and 56 transitions. [2022-11-21 16:26:08,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states and 56 transitions. [2022-11-21 16:26:08,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2022-11-21 16:26:08,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 46 states have (on average 1.2173913043478262) internal successors, (56), 45 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:26:08,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 56 transitions. [2022-11-21 16:26:08,875 INFO L240 hiAutomatonCegarLoop]: Abstraction has 46 states and 56 transitions. [2022-11-21 16:26:08,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-21 16:26:08,877 INFO L428 stractBuchiCegarLoop]: Abstraction has 46 states and 56 transitions. [2022-11-21 16:26:08,877 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-21 16:26:08,879 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 56 transitions. [2022-11-21 16:26:08,880 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2022-11-21 16:26:08,880 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:26:08,880 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:26:08,881 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 1, 1, 1, 1, 1] [2022-11-21 16:26:08,882 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-21 16:26:08,882 INFO L748 eck$LassoCheckResult]: Stem: 577#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); 560#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; 561#L90-3 assume !!(main_~i~1#1 < 8);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; 583#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 584#L90-3 assume !!(main_~i~1#1 < 8);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; 581#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 582#L90-3 assume !!(main_~i~1#1 < 8);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; 596#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 595#L90-3 assume !!(main_~i~1#1 < 8);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; 594#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 593#L90-3 assume !!(main_~i~1#1 < 8);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; 592#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 591#L90-3 assume !!(main_~i~1#1 < 8);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; 590#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 589#L90-3 assume !!(main_~i~1#1 < 8);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; 588#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 587#L90-3 assume !!(main_~i~1#1 < 8);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; 586#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 585#L90-3 assume !(main_~i~1#1 < 8); 569#L90-4 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); 570#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 566#L63-4 [2022-11-21 16:26:08,882 INFO L750 eck$LassoCheckResult]: Loop: 566#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; 551#L66 assume !parse_expression_list_#t~switch5#1; 552#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 567#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); 568#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 566#L63-4 [2022-11-21 16:26:08,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:08,883 INFO L85 PathProgramCache]: Analyzing trace with hash 684732762, now seen corresponding path program 3 times [2022-11-21 16:26:08,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:08,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097989177] [2022-11-21 16:26:08,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:08,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:08,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:08,935 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:26:08,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:08,988 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:26:08,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:08,988 INFO L85 PathProgramCache]: Analyzing trace with hash 55413311, now seen corresponding path program 4 times [2022-11-21 16:26:08,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:08,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975093483] [2022-11-21 16:26:08,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:08,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:08,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:08,994 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:26:08,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:09,026 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:26:09,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:09,027 INFO L85 PathProgramCache]: Analyzing trace with hash 299059334, now seen corresponding path program 1 times [2022-11-21 16:26:09,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:09,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968234520] [2022-11-21 16:26:09,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:09,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:09,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:09,087 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:26:09,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:09,135 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:26:16,080 WARN L233 SmtUtils]: Spent 6.88s on a formula simplification. DAG size of input: 209 DAG size of output: 163 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:26:17,077 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 16:26:17,077 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 16:26:17,077 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 16:26:17,077 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 16:26:17,077 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-21 16:26:17,077 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:17,077 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 16:26:17,077 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 16:26:17,077 INFO L133 ssoRankerPreferences]: Filename of dumped script: veris.c_OpenSER_cases1_stripFullBoth_arr.i_Iteration5_Lasso [2022-11-21 16:26:17,078 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 16:26:17,078 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 16:26:17,083 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,089 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,092 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,096 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,099 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,102 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,105 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,107 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,110 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,112 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,115 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,118 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,122 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,125 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,128 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,131 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,134 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,137 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,140 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,143 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,145 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,148 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,151 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,153 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,157 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,159 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,162 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,164 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,167 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:17,169 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:19,199 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:19,651 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 16:26:19,651 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-21 16:26:19,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:19,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:19,657 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:19,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:19,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-21 16:26:19,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:19,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:19,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:19,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:19,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:19,681 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:19,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:19,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:19,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:19,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:19,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:19,702 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:19,713 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:19,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-21 16:26:19,726 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:19,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:19,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:19,726 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:19,729 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:19,730 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:19,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:19,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:19,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:19,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:19,748 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:19,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-21 16:26:19,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:19,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:19,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:19,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:19,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:19,777 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:19,777 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:19,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:19,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:19,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:19,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:19,801 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:19,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:19,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:19,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:19,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:19,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:19,826 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:19,826 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:19,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-21 16:26:19,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:19,845 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:19,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:19,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:19,846 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:19,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:19,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-21 16:26:19,862 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:19,862 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:19,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:19,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:19,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:19,863 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:19,863 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:19,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:19,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:19,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:19,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:19,868 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:19,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-21 16:26:19,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:19,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:19,883 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:19,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:19,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:19,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:19,883 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:19,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:19,885 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:19,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2022-11-21 16:26:19,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:19,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:19,896 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:19,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-21 16:26:19,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:19,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:19,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:19,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:19,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:19,917 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:19,917 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:19,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:19,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:19,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:19,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:19,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:19,925 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:19,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-21 16:26:19,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:19,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:19,938 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:19,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:19,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:19,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:19,939 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:19,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:19,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:19,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:19,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:19,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:19,952 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:19,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-21 16:26:19,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:19,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:19,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:19,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:19,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:19,966 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:19,966 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:19,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:19,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:19,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:19,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:19,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:19,972 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:19,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-21 16:26:19,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:19,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:19,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:19,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:19,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:19,987 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:19,987 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:19,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:19,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:19,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:19,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:19,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:19,994 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:20,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-21 16:26:20,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:20,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:20,010 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:20,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:20,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:20,011 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:20,012 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:20,012 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:20,013 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:20,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:20,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:20,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:20,021 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:20,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-21 16:26:20,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:20,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:20,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:20,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:20,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:20,036 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:20,036 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:20,039 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:20,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:20,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:20,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:20,044 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:20,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-21 16:26:20,048 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:20,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:20,058 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:20,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:20,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:20,058 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:20,059 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:20,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:20,060 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:20,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:20,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:20,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:20,068 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:20,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-21 16:26:20,071 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:20,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:20,081 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:20,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:20,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:20,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:20,083 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:20,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:20,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:20,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:20,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:20,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:20,119 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:20,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-21 16:26:20,124 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:20,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:20,136 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:20,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:20,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:20,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:20,137 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:20,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:20,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:20,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:20,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:20,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:20,158 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:20,164 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 [2022-11-21 16:26:20,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:20,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:20,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:20,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:20,176 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:20,177 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:20,177 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:20,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-21 16:26:20,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:20,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:20,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:20,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:20,197 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:20,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-21 16:26:20,205 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 [2022-11-21 16:26:20,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:20,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:20,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:20,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:20,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:20,215 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:20,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:20,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:20,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:20,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:20,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:20,221 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:20,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-21 16:26:20,225 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:20,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:20,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:20,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:20,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:20,236 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:20,236 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:20,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:20,237 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:20,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:20,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:20,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:20,241 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:20,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-21 16:26:20,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:20,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:20,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:20,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:20,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:20,255 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:20,255 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:20,255 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:20,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:20,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-11-21 16:26:20,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:20,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:20,261 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:20,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-21 16:26:20,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:20,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:20,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:20,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:20,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:20,279 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:20,280 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:20,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:20,281 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:20,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-11-21 16:26:20,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:20,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:20,285 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:20,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-21 16:26:20,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:20,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:20,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:20,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:20,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:20,299 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:20,299 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:20,299 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:20,300 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:20,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:20,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:20,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:20,308 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:20,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-21 16:26:20,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:20,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:20,321 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:20,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:20,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:20,321 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:20,322 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:20,322 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:20,323 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:20,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:20,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:20,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:20,329 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:20,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-21 16:26:20,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:20,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:20,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:20,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:20,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:20,359 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:20,359 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:20,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:20,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:20,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-11-21 16:26:20,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:20,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:20,370 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:20,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-21 16:26:20,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:20,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:20,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:20,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:20,382 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:20,384 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:20,384 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:20,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:20,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:20,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:20,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:20,392 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:20,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-21 16:26:20,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:20,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:20,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:20,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:20,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:20,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:20,406 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:20,406 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:20,407 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:20,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2022-11-21 16:26:20,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:20,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:20,411 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:20,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-21 16:26:20,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:20,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:20,424 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:20,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:20,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:20,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:20,425 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:20,425 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:20,427 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:20,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-11-21 16:26:20,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:20,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:20,431 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:20,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-21 16:26:20,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:20,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:20,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:20,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:20,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:20,445 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:20,445 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:20,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:20,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:20,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:20,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:20,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:20,451 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:20,454 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:20,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-21 16:26:20,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:20,465 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:20,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:20,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:20,466 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:20,466 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:20,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:20,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:20,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:20,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:20,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:20,501 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:20,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-21 16:26:20,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:20,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:20,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:20,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:20,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:20,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:20,515 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:20,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:20,517 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:20,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:20,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:20,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:20,521 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:20,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-21 16:26:20,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:20,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:20,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:20,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:20,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:20,535 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:20,535 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:20,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:20,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:20,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:20,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:20,572 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:20,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:20,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:20,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:20,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:20,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:20,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-21 16:26:20,602 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:20,602 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:20,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:20,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:20,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:20,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:20,612 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:20,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-21 16:26:20,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:20,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:20,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:20,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:20,625 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:20,632 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:20,632 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:20,655 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-21 16:26:20,686 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2022-11-21 16:26:20,687 INFO L444 ModelExtractionUtils]: 6 out of 22 variables were initially zero. Simplification set additionally 12 variables to zero. [2022-11-21 16:26:20,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:20,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:20,690 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:20,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-21 16:26:20,693 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-21 16:26:20,704 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-21 16:26:20,705 INFO L513 LassoAnalysis]: Proved termination. [2022-11-21 16:26:20,705 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_parse_expression_list_~str#1.offset, v_rep(select #length ULTIMATE.start_parse_expression_list_~str#1.base)_1, ULTIMATE.start_parse_expression_list_~i~0#1) = -1*ULTIMATE.start_parse_expression_list_~str#1.offset + 1*v_rep(select #length ULTIMATE.start_parse_expression_list_~str#1.base)_1 - 1*ULTIMATE.start_parse_expression_list_~i~0#1 Supporting invariants [] [2022-11-21 16:26:20,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:20,872 INFO L156 tatePredicateManager]: 33 out of 33 supporting invariants were superfluous and have been removed [2022-11-21 16:26:20,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:20,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:26:20,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 16:26:20,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:26:20,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:26:20,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 16:26:20,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:26:21,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:26:21,015 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 [2022-11-21 16:26:21,015 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 46 states and 56 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:26:21,055 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 46 states and 56 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 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 73 states and 92 transitions. Complement of second has 4 states. [2022-11-21 16:26:21,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-21 16:26:21,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:26:21,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 42 transitions. [2022-11-21 16:26:21,059 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 42 transitions. Stem has 21 letters. Loop has 5 letters. [2022-11-21 16:26:21,061 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:26:21,061 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 42 transitions. Stem has 26 letters. Loop has 5 letters. [2022-11-21 16:26:21,061 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:26:21,061 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 42 transitions. Stem has 21 letters. Loop has 10 letters. [2022-11-21 16:26:21,062 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:26:21,062 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 73 states and 92 transitions. [2022-11-21 16:26:21,066 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-21 16:26:21,068 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 73 states to 59 states and 75 transitions. [2022-11-21 16:26:21,069 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2022-11-21 16:26:21,069 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2022-11-21 16:26:21,069 INFO L73 IsDeterministic]: Start isDeterministic. Operand 59 states and 75 transitions. [2022-11-21 16:26:21,069 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:26:21,069 INFO L218 hiAutomatonCegarLoop]: Abstraction has 59 states and 75 transitions. [2022-11-21 16:26:21,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states and 75 transitions. [2022-11-21 16:26:21,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 58. [2022-11-21 16:26:21,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 58 states have (on average 1.2758620689655173) internal successors, (74), 57 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:26:21,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 74 transitions. [2022-11-21 16:26:21,085 INFO L240 hiAutomatonCegarLoop]: Abstraction has 58 states and 74 transitions. [2022-11-21 16:26:21,085 INFO L428 stractBuchiCegarLoop]: Abstraction has 58 states and 74 transitions. [2022-11-21 16:26:21,085 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-21 16:26:21,086 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 58 states and 74 transitions. [2022-11-21 16:26:21,086 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-21 16:26:21,087 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:26:21,087 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:26:21,088 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:26:21,088 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-21 16:26:21,088 INFO L748 eck$LassoCheckResult]: Stem: 934#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); 912#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; 913#L90-3 assume !!(main_~i~1#1 < 8);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; 941#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 942#L90-3 assume !!(main_~i~1#1 < 8);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; 943#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 956#L90-3 assume !!(main_~i~1#1 < 8);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; 955#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 954#L90-3 assume !!(main_~i~1#1 < 8);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; 953#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 952#L90-3 assume !!(main_~i~1#1 < 8);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; 951#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 950#L90-3 assume !!(main_~i~1#1 < 8);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; 949#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 948#L90-3 assume !!(main_~i~1#1 < 8);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; 947#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 946#L90-3 assume !!(main_~i~1#1 < 8);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; 945#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 944#L90-3 assume !(main_~i~1#1 < 8); 924#L90-4 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); 925#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 920#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; 899#L66 assume parse_expression_list_#t~switch5#1; 901#L67-5 [2022-11-21 16:26:21,089 INFO L750 eck$LassoCheckResult]: Loop: 901#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; 910#L67-1 assume parse_expression_list_#t~short8#1; 928#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; 901#L67-5 [2022-11-21 16:26:21,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:21,089 INFO L85 PathProgramCache]: Analyzing trace with hash 898188797, now seen corresponding path program 1 times [2022-11-21 16:26:21,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:21,090 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454949938] [2022-11-21 16:26:21,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:21,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:21,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:21,130 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:26:21,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:21,148 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:26:21,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:21,149 INFO L85 PathProgramCache]: Analyzing trace with hash 62664, now seen corresponding path program 1 times [2022-11-21 16:26:21,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:21,150 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863618080] [2022-11-21 16:26:21,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:21,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:21,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:21,154 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:26:21,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:21,157 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:26:21,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:21,158 INFO L85 PathProgramCache]: Analyzing trace with hash 296230220, now seen corresponding path program 1 times [2022-11-21 16:26:21,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:21,158 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650638886] [2022-11-21 16:26:21,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:21,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:21,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:26:21,432 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-21 16:26:21,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:26:21,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650638886] [2022-11-21 16:26:21,433 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [650638886] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:26:21,433 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:26:21,433 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 16:26:21,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384947158] [2022-11-21 16:26:21,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:26:21,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:21,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:26:21,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 16:26:21,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-21 16:26:21,516 INFO L87 Difference]: Start difference. First operand 58 states and 74 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) [2022-11-21 16:26:21,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:26:21,684 INFO L93 Difference]: Finished difference Result 91 states and 118 transitions. [2022-11-21 16:26:21,684 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 91 states and 118 transitions. [2022-11-21 16:26:21,685 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-11-21 16:26:21,686 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 91 states to 91 states and 118 transitions. [2022-11-21 16:26:21,686 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2022-11-21 16:26:21,686 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2022-11-21 16:26:21,686 INFO L73 IsDeterministic]: Start isDeterministic. Operand 91 states and 118 transitions. [2022-11-21 16:26:21,686 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:26:21,686 INFO L218 hiAutomatonCegarLoop]: Abstraction has 91 states and 118 transitions. [2022-11-21 16:26:21,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states and 118 transitions. [2022-11-21 16:26:21,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 65. [2022-11-21 16:26:21,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 65 states have (on average 1.2769230769230768) internal successors, (83), 64 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:26:21,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 83 transitions. [2022-11-21 16:26:21,689 INFO L240 hiAutomatonCegarLoop]: Abstraction has 65 states and 83 transitions. [2022-11-21 16:26:21,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-21 16:26:21,693 INFO L428 stractBuchiCegarLoop]: Abstraction has 65 states and 83 transitions. [2022-11-21 16:26:21,694 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-21 16:26:21,694 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 65 states and 83 transitions. [2022-11-21 16:26:21,695 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-21 16:26:21,696 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:26:21,696 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:26:21,697 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:26:21,697 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-21 16:26:21,698 INFO L748 eck$LassoCheckResult]: Stem: 1108#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); 1083#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; 1084#L90-3 assume !!(main_~i~1#1 < 8);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; 1115#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1116#L90-3 assume !!(main_~i~1#1 < 8);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; 1117#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1130#L90-3 assume !!(main_~i~1#1 < 8);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; 1129#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1128#L90-3 assume !!(main_~i~1#1 < 8);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; 1127#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1126#L90-3 assume !!(main_~i~1#1 < 8);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; 1125#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1124#L90-3 assume !!(main_~i~1#1 < 8);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; 1123#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1122#L90-3 assume !!(main_~i~1#1 < 8);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; 1121#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1120#L90-3 assume !!(main_~i~1#1 < 8);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; 1119#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1118#L90-3 assume !(main_~i~1#1 < 8); 1098#L90-4 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); 1099#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 1091#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; 1068#L66 assume !parse_expression_list_#t~switch5#1; 1069#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 1094#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); 1095#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 1092#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; 1093#L66 assume parse_expression_list_#t~switch5#1; 1079#L67-5 [2022-11-21 16:26:21,698 INFO L750 eck$LassoCheckResult]: Loop: 1079#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; 1080#L67-1 assume parse_expression_list_#t~short8#1; 1132#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; 1079#L67-5 [2022-11-21 16:26:21,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:21,698 INFO L85 PathProgramCache]: Analyzing trace with hash -366788055, now seen corresponding path program 1 times [2022-11-21 16:26:21,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:21,699 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639045010] [2022-11-21 16:26:21,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:21,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:21,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:21,732 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:26:21,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:21,750 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:26:21,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:21,751 INFO L85 PathProgramCache]: Analyzing trace with hash 62664, now seen corresponding path program 2 times [2022-11-21 16:26:21,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:21,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297868393] [2022-11-21 16:26:21,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:21,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:21,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:21,755 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:26:21,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:21,758 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:26:21,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:21,759 INFO L85 PathProgramCache]: Analyzing trace with hash -586112608, now seen corresponding path program 1 times [2022-11-21 16:26:21,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:21,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133595874] [2022-11-21 16:26:21,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:21,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:21,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:21,779 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:26:21,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:21,796 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:26:30,253 WARN L233 SmtUtils]: Spent 8.39s on a formula simplification. DAG size of input: 250 DAG size of output: 186 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:26:31,167 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 16:26:31,167 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 16:26:31,167 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 16:26:31,167 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 16:26:31,167 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-21 16:26:31,167 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:31,167 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 16:26:31,167 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 16:26:31,167 INFO L133 ssoRankerPreferences]: Filename of dumped script: veris.c_OpenSER_cases1_stripFullBoth_arr.i_Iteration7_Lasso [2022-11-21 16:26:31,168 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 16:26:31,168 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 16:26:31,171 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:31,178 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:31,180 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:31,183 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:31,185 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:31,188 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:31,191 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:31,194 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:31,196 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:31,200 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:33,299 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:33,304 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:33,306 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:33,309 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:33,311 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:33,315 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:33,318 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:33,320 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:33,322 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:33,325 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:33,327 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:33,332 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:33,335 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:33,338 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:33,340 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:33,343 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:33,345 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:33,356 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:33,360 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:33,865 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 16:26:33,865 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-21 16:26:33,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:33,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:33,866 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:33,876 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:33,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:33,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:33,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:33,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:33,888 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:33,889 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:33,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:33,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-21 16:26:33,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:33,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-11-21 16:26:33,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:33,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:33,896 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:33,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-21 16:26:33,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:33,910 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:33,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:33,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:33,911 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:33,912 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:33,912 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:33,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:33,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-11-21 16:26:33,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:33,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:33,919 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:33,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:33,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-21 16:26:33,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:33,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:33,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:33,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:33,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:33,938 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:33,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:33,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:33,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-11-21 16:26:33,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:33,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:33,946 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:33,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-21 16:26:33,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:33,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:33,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:33,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:33,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:33,961 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:33,962 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:33,962 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:33,963 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:33,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-11-21 16:26:33,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:33,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:33,966 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:33,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:33,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-21 16:26:33,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:33,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:33,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:33,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:33,980 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:33,980 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:33,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:33,982 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:33,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-11-21 16:26:33,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:33,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:33,986 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:33,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-21 16:26:33,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:34,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:34,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:34,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:34,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:34,001 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:34,002 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:34,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:34,003 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:34,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:34,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:34,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:34,007 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:34,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-21 16:26:34,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:34,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:34,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:34,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:34,020 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:34,021 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:34,021 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:34,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:34,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-11-21 16:26:34,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:34,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:34,038 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:34,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-21 16:26:34,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:34,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:34,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:34,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:34,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:34,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:34,051 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:34,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:34,053 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:34,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:34,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:34,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:34,057 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:34,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-21 16:26:34,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:34,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:34,070 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:34,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:34,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:34,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:34,070 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:34,071 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:34,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:34,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-11-21 16:26:34,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:34,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:34,077 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:34,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-21 16:26:34,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:34,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:34,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:34,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:34,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:34,092 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:34,093 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:34,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:34,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-11-21 16:26:34,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:34,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:34,102 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:34,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-21 16:26:34,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:34,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:34,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:34,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:34,120 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:34,123 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:34,123 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:34,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:34,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-11-21 16:26:34,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:34,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:34,143 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:34,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-21 16:26:34,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:34,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:34,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:34,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:34,161 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:34,162 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:34,163 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:34,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:34,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-11-21 16:26:34,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:34,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:34,170 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:34,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-21 16:26:34,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:34,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:34,182 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-21 16:26:34,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:34,182 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:34,186 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-21 16:26:34,187 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:34,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:34,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-11-21 16:26:34,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:34,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:34,199 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:34,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-21 16:26:34,202 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:34,211 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:34,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:34,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:34,212 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:34,213 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:34,213 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:34,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:34,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:34,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:34,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:34,221 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:34,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-21 16:26:34,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:34,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:34,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:34,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:34,234 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:34,236 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:34,236 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:34,239 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:34,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-11-21 16:26:34,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:34,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:34,244 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:34,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:34,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:34,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:34,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:34,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:34,265 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:34,265 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:34,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-21 16:26:34,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:34,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:34,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:34,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:34,302 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:34,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-21 16:26:34,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:34,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:34,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:34,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:34,314 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:34,316 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:34,316 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:34,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:34,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-11-21 16:26:34,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:34,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:34,323 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:34,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-21 16:26:34,326 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:34,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:34,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:34,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:34,336 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:34,339 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:34,339 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:34,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:34,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:34,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:34,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:34,351 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:34,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-21 16:26:34,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:34,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:34,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:34,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:34,364 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:34,365 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:34,365 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:34,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:34,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-11-21 16:26:34,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:34,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:34,372 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:34,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-21 16:26:34,375 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 [2022-11-21 16:26:34,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:34,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:34,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:34,385 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:34,386 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:34,387 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:34,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:34,393 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-11-21 16:26:34,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:34,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:34,395 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:34,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-21 16:26:34,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:34,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:34,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:34,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:34,408 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:34,410 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:34,410 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:34,414 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:34,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-11-21 16:26:34,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:34,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:34,417 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:34,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-21 16:26:34,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:34,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:34,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:34,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:34,432 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:34,433 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:34,434 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:34,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:34,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-11-21 16:26:34,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:34,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:34,441 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:34,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-21 16:26:34,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:34,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:34,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:34,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:34,454 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:34,455 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:34,455 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:34,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:34,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-11-21 16:26:34,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:34,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:34,462 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:34,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-21 16:26:34,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:34,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:34,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:34,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:34,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:34,479 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:34,480 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:34,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:34,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:34,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:34,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:34,512 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:34,519 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:34,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:34,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:34,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:34,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:34,533 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:34,534 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:34,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-21 16:26:34,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:34,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:34,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:34,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:34,556 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:34,559 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:34,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:34,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:34,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:34,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:34,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-21 16:26:34,574 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:34,574 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:34,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:34,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:34,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:34,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:34,608 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:34,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:34,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-21 16:26:34,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:34,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:34,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:34,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:34,634 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:34,634 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:34,655 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:34,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:34,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:34,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:34,660 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:34,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:34,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-21 16:26:34,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:34,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:34,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:34,681 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:34,689 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:34,689 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:34,723 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-21 16:26:34,749 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2022-11-21 16:26:34,750 INFO L444 ModelExtractionUtils]: 11 out of 25 variables were initially zero. Simplification set additionally 10 variables to zero. [2022-11-21 16:26:34,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:34,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:34,751 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:34,754 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-21 16:26:34,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-21 16:26:34,787 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-21 16:26:34,787 INFO L513 LassoAnalysis]: Proved termination. [2022-11-21 16:26:34,788 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, ULTIMATE.start_parse_expression_list_~str#1.offset) = -1*ULTIMATE.start_parse_expression_list_~start~0#1 + 1*v_rep(select #length ULTIMATE.start_parse_expression_list_~str#1.base)_2 - 1*ULTIMATE.start_parse_expression_list_~str#1.offset Supporting invariants [] [2022-11-21 16:26:34,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:34,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:35,101 INFO L156 tatePredicateManager]: 52 out of 52 supporting invariants were superfluous and have been removed [2022-11-21 16:26:35,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:35,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:26:35,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 16:26:35,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:26:35,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:26:35,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 16:26:35,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:26:35,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:26:35,229 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 [2022-11-21 16:26:35,230 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 65 states and 83 transitions. cyclomatic complexity: 22 Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 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) [2022-11-21 16:26:35,312 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 65 states and 83 transitions. cyclomatic complexity: 22. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 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 176 states and 237 transitions. Complement of second has 7 states. [2022-11-21 16:26:35,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-21 16:26:35,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 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) [2022-11-21 16:26:35,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 59 transitions. [2022-11-21 16:26:35,316 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 59 transitions. Stem has 28 letters. Loop has 3 letters. [2022-11-21 16:26:35,318 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:26:35,318 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 59 transitions. Stem has 31 letters. Loop has 3 letters. [2022-11-21 16:26:35,319 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:26:35,319 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 59 transitions. Stem has 28 letters. Loop has 6 letters. [2022-11-21 16:26:35,320 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:26:35,320 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 176 states and 237 transitions. [2022-11-21 16:26:35,322 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 18 [2022-11-21 16:26:35,328 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 176 states to 136 states and 181 transitions. [2022-11-21 16:26:35,329 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 34 [2022-11-21 16:26:35,330 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 42 [2022-11-21 16:26:35,330 INFO L73 IsDeterministic]: Start isDeterministic. Operand 136 states and 181 transitions. [2022-11-21 16:26:35,335 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:26:35,335 INFO L218 hiAutomatonCegarLoop]: Abstraction has 136 states and 181 transitions. [2022-11-21 16:26:35,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states and 181 transitions. [2022-11-21 16:26:35,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 91. [2022-11-21 16:26:35,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 91 states have (on average 1.3406593406593406) internal successors, (122), 90 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:26:35,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 122 transitions. [2022-11-21 16:26:35,340 INFO L240 hiAutomatonCegarLoop]: Abstraction has 91 states and 122 transitions. [2022-11-21 16:26:35,340 INFO L428 stractBuchiCegarLoop]: Abstraction has 91 states and 122 transitions. [2022-11-21 16:26:35,341 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-11-21 16:26:35,341 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 91 states and 122 transitions. [2022-11-21 16:26:35,341 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-21 16:26:35,342 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:26:35,342 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:26:35,343 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:26:35,343 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-21 16:26:35,343 INFO L748 eck$LassoCheckResult]: Stem: 1674#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); 1648#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; 1649#L90-3 assume !!(main_~i~1#1 < 8);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; 1683#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1684#L90-3 assume !!(main_~i~1#1 < 8);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; 1685#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1699#L90-3 assume !!(main_~i~1#1 < 8);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; 1698#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1697#L90-3 assume !!(main_~i~1#1 < 8);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; 1696#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1695#L90-3 assume !!(main_~i~1#1 < 8);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; 1694#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1693#L90-3 assume !!(main_~i~1#1 < 8);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; 1692#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1691#L90-3 assume !!(main_~i~1#1 < 8);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; 1690#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1689#L90-3 assume !!(main_~i~1#1 < 8);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; 1688#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1687#L90-3 assume !(main_~i~1#1 < 8); 1663#L90-4 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); 1664#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 1656#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; 1657#L66 assume parse_expression_list_#t~switch5#1; 1712#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; 1709#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; 1706#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; 1702#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); 1700#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; 1650#L68-2 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 1640#L70-8 [2022-11-21 16:26:35,343 INFO L750 eck$LassoCheckResult]: Loop: 1640#L70-8 parse_expression_list_#t~short15#1 := 0 < parse_expression_list_~j~0#1; 1654#L70-1 assume !parse_expression_list_#t~short15#1; 1639#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; 1640#L70-8 [2022-11-21 16:26:35,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:35,344 INFO L85 PathProgramCache]: Analyzing trace with hash -1161474036, now seen corresponding path program 1 times [2022-11-21 16:26:35,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:35,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639071281] [2022-11-21 16:26:35,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:35,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:35,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:26:35,626 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-21 16:26:35,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:26:35,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639071281] [2022-11-21 16:26:35,627 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639071281] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:26:35,627 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:26:35,627 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 16:26:35,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890927895] [2022-11-21 16:26:35,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:26:35,628 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:26:35,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:35,629 INFO L85 PathProgramCache]: Analyzing trace with hash 89761, now seen corresponding path program 1 times [2022-11-21 16:26:35,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:35,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669875059] [2022-11-21 16:26:35,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:35,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:35,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:26:35,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:26:35,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:26:35,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669875059] [2022-11-21 16:26:35,643 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669875059] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:26:35,643 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:26:35,643 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 16:26:35,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747988931] [2022-11-21 16:26:35,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:26:35,644 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 16:26:35,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:26:35,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:26:35,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:26:35,645 INFO L87 Difference]: Start difference. First operand 91 states and 122 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) [2022-11-21 16:26:35,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:26:35,658 INFO L93 Difference]: Finished difference Result 93 states and 123 transitions. [2022-11-21 16:26:35,658 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 93 states and 123 transitions. [2022-11-21 16:26:35,659 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-21 16:26:35,660 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 93 states to 92 states and 122 transitions. [2022-11-21 16:26:35,660 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2022-11-21 16:26:35,660 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2022-11-21 16:26:35,661 INFO L73 IsDeterministic]: Start isDeterministic. Operand 92 states and 122 transitions. [2022-11-21 16:26:35,661 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:26:35,661 INFO L218 hiAutomatonCegarLoop]: Abstraction has 92 states and 122 transitions. [2022-11-21 16:26:35,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states and 122 transitions. [2022-11-21 16:26:35,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2022-11-21 16:26:35,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 92 states have (on average 1.326086956521739) internal successors, (122), 91 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:26:35,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 122 transitions. [2022-11-21 16:26:35,665 INFO L240 hiAutomatonCegarLoop]: Abstraction has 92 states and 122 transitions. [2022-11-21 16:26:35,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:26:35,666 INFO L428 stractBuchiCegarLoop]: Abstraction has 92 states and 122 transitions. [2022-11-21 16:26:35,666 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-11-21 16:26:35,666 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 92 states and 122 transitions. [2022-11-21 16:26:35,667 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-21 16:26:35,667 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:26:35,667 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:26:35,668 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:26:35,668 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-21 16:26:35,668 INFO L748 eck$LassoCheckResult]: Stem: 1869#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); 1842#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; 1843#L90-3 assume !!(main_~i~1#1 < 8);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; 1877#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1878#L90-3 assume !!(main_~i~1#1 < 8);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; 1879#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1910#L90-3 assume !!(main_~i~1#1 < 8);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; 1909#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1908#L90-3 assume !!(main_~i~1#1 < 8);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; 1907#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1905#L90-3 assume !!(main_~i~1#1 < 8);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; 1903#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1902#L90-3 assume !!(main_~i~1#1 < 8);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; 1901#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1897#L90-3 assume !!(main_~i~1#1 < 8);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; 1891#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1887#L90-3 assume !!(main_~i~1#1 < 8);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; 1884#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1883#L90-3 assume !(main_~i~1#1 < 8); 1858#L90-4 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); 1859#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 1851#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; 1852#L66 assume parse_expression_list_#t~switch5#1; 1896#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; 1893#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; 1890#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; 1885#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); 1881#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; 1844#L68-2 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 1835#L70-8 [2022-11-21 16:26:35,668 INFO L750 eck$LassoCheckResult]: Loop: 1835#L70-8 parse_expression_list_#t~short15#1 := 0 < parse_expression_list_~j~0#1; 1849#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; 1875#L70-2 assume parse_expression_list_#t~short14#1; 1864#L70-4 parse_expression_list_#t~short15#1 := parse_expression_list_#t~short14#1; 1834#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; 1835#L70-8 [2022-11-21 16:26:35,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:35,669 INFO L85 PathProgramCache]: Analyzing trace with hash -1161474036, now seen corresponding path program 2 times [2022-11-21 16:26:35,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:35,669 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681281173] [2022-11-21 16:26:35,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:35,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:35,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:26:36,058 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-21 16:26:36,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:26:36,059 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681281173] [2022-11-21 16:26:36,059 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681281173] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:26:36,059 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:26:36,059 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 16:26:36,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914947373] [2022-11-21 16:26:36,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:26:36,060 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:26:36,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:36,060 INFO L85 PathProgramCache]: Analyzing trace with hash 85982918, now seen corresponding path program 1 times [2022-11-21 16:26:36,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:36,061 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990601093] [2022-11-21 16:26:36,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:36,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:36,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:36,064 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:26:36,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:36,068 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:26:36,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:26:36,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 16:26:36,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-21 16:26:36,167 INFO L87 Difference]: Start difference. First operand 92 states and 122 transitions. cyclomatic complexity: 37 Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:26:36,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:26:36,330 INFO L93 Difference]: Finished difference Result 125 states and 159 transitions. [2022-11-21 16:26:36,330 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 125 states and 159 transitions. [2022-11-21 16:26:36,333 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-11-21 16:26:36,334 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 125 states to 117 states and 151 transitions. [2022-11-21 16:26:36,334 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35 [2022-11-21 16:26:36,336 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 35 [2022-11-21 16:26:36,336 INFO L73 IsDeterministic]: Start isDeterministic. Operand 117 states and 151 transitions. [2022-11-21 16:26:36,336 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:26:36,336 INFO L218 hiAutomatonCegarLoop]: Abstraction has 117 states and 151 transitions. [2022-11-21 16:26:36,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states and 151 transitions. [2022-11-21 16:26:36,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 88. [2022-11-21 16:26:36,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 88 states have (on average 1.3181818181818181) internal successors, (116), 87 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:26:36,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 116 transitions. [2022-11-21 16:26:36,351 INFO L240 hiAutomatonCegarLoop]: Abstraction has 88 states and 116 transitions. [2022-11-21 16:26:36,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-21 16:26:36,352 INFO L428 stractBuchiCegarLoop]: Abstraction has 88 states and 116 transitions. [2022-11-21 16:26:36,353 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-11-21 16:26:36,354 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 88 states and 116 transitions. [2022-11-21 16:26:36,354 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-21 16:26:36,354 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:26:36,355 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:26:36,355 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:26:36,356 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-21 16:26:36,356 INFO L748 eck$LassoCheckResult]: Stem: 2103#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); 2075#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; 2076#L90-3 assume !!(main_~i~1#1 < 8);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; 2109#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2110#L90-3 assume !!(main_~i~1#1 < 8);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; 2112#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2126#L90-3 assume !!(main_~i~1#1 < 8);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; 2125#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2124#L90-3 assume !!(main_~i~1#1 < 8);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; 2123#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2122#L90-3 assume !!(main_~i~1#1 < 8);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; 2121#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2120#L90-3 assume !!(main_~i~1#1 < 8);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; 2119#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2118#L90-3 assume !!(main_~i~1#1 < 8);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; 2117#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2116#L90-3 assume !!(main_~i~1#1 < 8);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; 2115#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2114#L90-3 assume !(main_~i~1#1 < 8); 2089#L90-4 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); 2090#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 2084#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; 2063#L66 assume parse_expression_list_#t~switch5#1; 2065#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; 2073#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; 2093#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; 2094#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); 2100#L68 assume !(34 == parse_expression_list_#t~mem10#1);havoc parse_expression_list_#t~mem10#1; 2077#L68-2 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 2070#L70-8 [2022-11-21 16:26:36,356 INFO L750 eck$LassoCheckResult]: Loop: 2070#L70-8 parse_expression_list_#t~short15#1 := 0 < parse_expression_list_~j~0#1; 2082#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; 2107#L70-2 assume parse_expression_list_#t~short14#1; 2097#L70-4 parse_expression_list_#t~short15#1 := parse_expression_list_#t~short14#1; 2069#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; 2070#L70-8 [2022-11-21 16:26:36,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:36,357 INFO L85 PathProgramCache]: Analyzing trace with hash -1161473974, now seen corresponding path program 1 times [2022-11-21 16:26:36,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:36,358 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462449833] [2022-11-21 16:26:36,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:36,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:36,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:36,392 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:26:36,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:36,425 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:26:36,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:36,426 INFO L85 PathProgramCache]: Analyzing trace with hash 85982918, now seen corresponding path program 2 times [2022-11-21 16:26:36,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:36,426 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389542937] [2022-11-21 16:26:36,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:36,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:36,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:36,435 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:26:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:36,438 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:26:36,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:36,439 INFO L85 PathProgramCache]: Analyzing trace with hash 1035891741, now seen corresponding path program 1 times [2022-11-21 16:26:36,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:36,441 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113765131] [2022-11-21 16:26:36,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:36,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:36,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:26:36,564 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-21 16:26:36,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:26:36,564 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113765131] [2022-11-21 16:26:36,564 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113765131] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:26:36,564 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:26:36,565 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-21 16:26:36,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137702304] [2022-11-21 16:26:36,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:26:36,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:26:36,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-21 16:26:36,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-21 16:26:36,645 INFO L87 Difference]: Start difference. First operand 88 states and 116 transitions. cyclomatic complexity: 35 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) [2022-11-21 16:26:36,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:26:36,742 INFO L93 Difference]: Finished difference Result 135 states and 172 transitions. [2022-11-21 16:26:36,742 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 135 states and 172 transitions. [2022-11-21 16:26:36,743 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2022-11-21 16:26:36,744 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 135 states to 127 states and 164 transitions. [2022-11-21 16:26:36,745 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2022-11-21 16:26:36,745 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2022-11-21 16:26:36,745 INFO L73 IsDeterministic]: Start isDeterministic. Operand 127 states and 164 transitions. [2022-11-21 16:26:36,745 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:26:36,745 INFO L218 hiAutomatonCegarLoop]: Abstraction has 127 states and 164 transitions. [2022-11-21 16:26:36,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states and 164 transitions. [2022-11-21 16:26:36,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 92. [2022-11-21 16:26:36,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 92 states have (on average 1.2934782608695652) internal successors, (119), 91 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) [2022-11-21 16:26:36,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 119 transitions. [2022-11-21 16:26:36,759 INFO L240 hiAutomatonCegarLoop]: Abstraction has 92 states and 119 transitions. [2022-11-21 16:26:36,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-21 16:26:36,760 INFO L428 stractBuchiCegarLoop]: Abstraction has 92 states and 119 transitions. [2022-11-21 16:26:36,760 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-11-21 16:26:36,760 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 92 states and 119 transitions. [2022-11-21 16:26:36,761 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-21 16:26:36,762 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:26:36,762 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:26:36,762 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:26:36,764 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-21 16:26:36,765 INFO L748 eck$LassoCheckResult]: Stem: 2341#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); 2315#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; 2316#L90-3 assume !!(main_~i~1#1 < 8);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; 2352#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2353#L90-3 assume !!(main_~i~1#1 < 8);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; 2354#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2369#L90-3 assume !!(main_~i~1#1 < 8);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; 2368#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2367#L90-3 assume !!(main_~i~1#1 < 8);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; 2366#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2365#L90-3 assume !!(main_~i~1#1 < 8);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; 2364#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2363#L90-3 assume !!(main_~i~1#1 < 8);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; 2362#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2361#L90-3 assume !!(main_~i~1#1 < 8);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; 2360#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2359#L90-3 assume !!(main_~i~1#1 < 8);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; 2356#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2355#L90-3 assume !(main_~i~1#1 < 8); 2329#L90-4 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); 2330#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 2324#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; 2325#L66 assume !parse_expression_list_#t~switch5#1; 2383#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 2394#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); 2393#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 2385#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; 2382#L66 assume parse_expression_list_#t~switch5#1; 2379#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; 2375#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; 2372#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; 2371#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); 2370#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; 2317#L68-2 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 2310#L70-8 [2022-11-21 16:26:36,767 INFO L750 eck$LassoCheckResult]: Loop: 2310#L70-8 parse_expression_list_#t~short15#1 := 0 < parse_expression_list_~j~0#1; 2322#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; 2350#L70-2 assume parse_expression_list_#t~short14#1; 2338#L70-4 parse_expression_list_#t~short15#1 := parse_expression_list_#t~short14#1; 2309#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; 2310#L70-8 [2022-11-21 16:26:36,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:36,768 INFO L85 PathProgramCache]: Analyzing trace with hash -1836811464, now seen corresponding path program 1 times [2022-11-21 16:26:36,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:36,768 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665515194] [2022-11-21 16:26:36,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:36,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:36,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:36,795 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:26:36,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:36,814 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:26:36,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:36,815 INFO L85 PathProgramCache]: Analyzing trace with hash 85982918, now seen corresponding path program 3 times [2022-11-21 16:26:36,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:36,815 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263664262] [2022-11-21 16:26:36,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:36,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:36,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:36,839 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:26:36,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:36,843 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:26:36,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:36,846 INFO L85 PathProgramCache]: Analyzing trace with hash -1492455953, now seen corresponding path program 1 times [2022-11-21 16:26:36,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:36,846 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320750034] [2022-11-21 16:26:36,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:36,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:36,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:26:36,972 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-21 16:26:36,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:26:36,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320750034] [2022-11-21 16:26:36,972 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320750034] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:26:36,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1021647166] [2022-11-21 16:26:36,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:36,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:26:36,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:36,974 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:26:36,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (72)] Waiting until timeout for monitored process [2022-11-21 16:26:37,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:26:37,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 16:26:37,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:26:37,126 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-21 16:26:37,126 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 16:26:37,182 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-21 16:26:37,183 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1021647166] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 16:26:37,183 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 16:26:37,183 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 7 [2022-11-21 16:26:37,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121280076] [2022-11-21 16:26:37,184 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 16:26:37,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:26:37,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 16:26:37,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-21 16:26:37,274 INFO L87 Difference]: Start difference. First operand 92 states and 119 transitions. cyclomatic complexity: 34 Second operand has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 7 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:26:37,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:26:37,417 INFO L93 Difference]: Finished difference Result 182 states and 239 transitions. [2022-11-21 16:26:37,417 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 182 states and 239 transitions. [2022-11-21 16:26:37,419 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2022-11-21 16:26:37,420 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 182 states to 167 states and 217 transitions. [2022-11-21 16:26:37,420 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 [2022-11-21 16:26:37,420 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33 [2022-11-21 16:26:37,420 INFO L73 IsDeterministic]: Start isDeterministic. Operand 167 states and 217 transitions. [2022-11-21 16:26:37,420 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:26:37,421 INFO L218 hiAutomatonCegarLoop]: Abstraction has 167 states and 217 transitions. [2022-11-21 16:26:37,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states and 217 transitions. [2022-11-21 16:26:37,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 132. [2022-11-21 16:26:37,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 132 states have (on average 1.303030303030303) internal successors, (172), 131 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:26:37,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 172 transitions. [2022-11-21 16:26:37,429 INFO L240 hiAutomatonCegarLoop]: Abstraction has 132 states and 172 transitions. [2022-11-21 16:26:37,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-21 16:26:37,430 INFO L428 stractBuchiCegarLoop]: Abstraction has 132 states and 172 transitions. [2022-11-21 16:26:37,430 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-11-21 16:26:37,430 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 132 states and 172 transitions. [2022-11-21 16:26:37,431 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2022-11-21 16:26:37,431 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:26:37,432 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:26:37,435 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:26:37,435 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-21 16:26:37,436 INFO L748 eck$LassoCheckResult]: Stem: 2868#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); 2841#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; 2842#L90-3 assume !!(main_~i~1#1 < 8);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; 2874#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2875#L90-3 assume !!(main_~i~1#1 < 8);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; 2876#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2892#L90-3 assume !!(main_~i~1#1 < 8);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; 2891#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2890#L90-3 assume !!(main_~i~1#1 < 8);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; 2889#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2888#L90-3 assume !!(main_~i~1#1 < 8);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; 2887#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2886#L90-3 assume !!(main_~i~1#1 < 8);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; 2885#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2884#L90-3 assume !!(main_~i~1#1 < 8);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; 2883#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2882#L90-3 assume !!(main_~i~1#1 < 8);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; 2878#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2877#L90-3 assume !(main_~i~1#1 < 8); 2855#L90-4 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); 2856#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 2850#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; 2851#L66 assume !parse_expression_list_#t~switch5#1; 2936#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 2934#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); 2932#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 2930#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; 2928#L66 assume !parse_expression_list_#t~switch5#1; 2925#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 2958#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); 2957#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 2927#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; 2924#L66 assume parse_expression_list_#t~switch5#1; 2922#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; 2918#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; 2909#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; 2904#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); 2893#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; 2843#L68-2 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 2834#L70-8 [2022-11-21 16:26:37,436 INFO L750 eck$LassoCheckResult]: Loop: 2834#L70-8 parse_expression_list_#t~short15#1 := 0 < parse_expression_list_~j~0#1; 2848#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; 2872#L70-2 assume parse_expression_list_#t~short14#1; 2862#L70-4 parse_expression_list_#t~short15#1 := parse_expression_list_#t~short14#1; 2833#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; 2834#L70-8 [2022-11-21 16:26:37,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:37,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1704815500, now seen corresponding path program 2 times [2022-11-21 16:26:37,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:37,437 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680891100] [2022-11-21 16:26:37,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:37,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:37,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:37,457 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:26:37,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:37,476 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:26:37,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:37,477 INFO L85 PathProgramCache]: Analyzing trace with hash 85982918, now seen corresponding path program 4 times [2022-11-21 16:26:37,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:37,477 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944521058] [2022-11-21 16:26:37,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:37,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:37,481 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:26:37,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:37,484 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:26:37,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:37,485 INFO L85 PathProgramCache]: Analyzing trace with hash 492769819, now seen corresponding path program 2 times [2022-11-21 16:26:37,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:37,485 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192285811] [2022-11-21 16:26:37,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:37,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:37,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:37,508 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:26:37,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:37,527 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:26:48,882 WARN L233 SmtUtils]: Spent 11.27s on a formula simplification. DAG size of input: 305 DAG size of output: 214 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:26:49,998 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 16:26:49,998 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 16:26:49,998 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 16:26:49,998 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 16:26:49,998 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-21 16:26:49,998 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:49,998 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 16:26:49,999 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 16:26:49,999 INFO L133 ssoRankerPreferences]: Filename of dumped script: veris.c_OpenSER_cases1_stripFullBoth_arr.i_Iteration12_Lasso [2022-11-21 16:26:49,999 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 16:26:49,999 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 16:26:50,002 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,004 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,006 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,008 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,010 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,015 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,018 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,022 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,024 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,027 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,029 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,032 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,034 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,036 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,039 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,041 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,044 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,046 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,049 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,052 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,057 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,060 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,063 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,069 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,071 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,074 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,076 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,078 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:50,081 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:26:52,809 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 16:26:52,809 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-21 16:26:52,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:52,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:52,812 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:52,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-21 16:26:52,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:52,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:52,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:52,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:52,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:52,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:52,825 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:52,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:52,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:52,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-11-21 16:26:52,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:52,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:52,831 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:52,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-21 16:26:52,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:52,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:52,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:52,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:52,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:52,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:52,845 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:52,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:52,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:52,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-11-21 16:26:52,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:52,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:52,855 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:52,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-21 16:26:52,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:52,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:52,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:52,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:52,872 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:52,874 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:52,874 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:52,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:52,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:52,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:52,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:52,899 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:52,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:52,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-21 16:26:52,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:52,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:52,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:52,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:52,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:52,922 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:52,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:52,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:52,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:52,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:52,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:52,944 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:52,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:52,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-21 16:26:52,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:52,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:52,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:52,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:52,963 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:52,964 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:52,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:52,965 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:52,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-11-21 16:26:52,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:52,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:52,969 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:52,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-21 16:26:52,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:52,981 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:52,982 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:52,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:52,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:52,982 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:52,982 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:52,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:52,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:52,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-11-21 16:26:52,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:52,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:52,987 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:52,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-21 16:26:52,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:52,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:52,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:52,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,000 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,000 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:53,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:53,009 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,013 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:53,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,014 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:53,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,031 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:53,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,032 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,032 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:53,032 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:53,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-21 16:26:53,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,050 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:53,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,051 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:53,067 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,067 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,069 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:53,069 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:53,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-21 16:26:53,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2022-11-21 16:26:53,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,090 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-21 16:26:53,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:53,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:53,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,102 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:53,102 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:53,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2022-11-21 16:26:53,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,107 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-21 16:26:53,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:53,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,119 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,121 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:53,121 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:53,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,133 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:53,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,136 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:53,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:53,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-21 16:26:53,161 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:53,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:53,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:53,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,180 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,184 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 [2022-11-21 16:26:53,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-11-21 16:26:53,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,198 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:53,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,198 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:53,199 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:53,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:53,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,211 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-21 16:26:53,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:53,225 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:53,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,226 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:53,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:53,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2022-11-21 16:26:53,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,231 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-21 16:26:53,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:53,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:53,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,245 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,246 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:53,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:53,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:53,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,250 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-11-21 16:26:53,253 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:53,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:53,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,264 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:53,264 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:53,265 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:53,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,269 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-11-21 16:26:53,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:53,281 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,281 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:53,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,282 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,282 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:53,282 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:53,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:53,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,286 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-11-21 16:26:53,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:53,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:53,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,299 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,299 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:53,299 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:53,300 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:53,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,305 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-11-21 16:26:53,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:53,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:53,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,317 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,317 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:53,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:53,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:53,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,322 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-11-21 16:26:53,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:53,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,335 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:53,335 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:53,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:53,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,342 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-11-21 16:26:53,344 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 [2022-11-21 16:26:53,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:53,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,355 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:53,355 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:53,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:53,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,360 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-11-21 16:26:53,363 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:53,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,373 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:53,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,373 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,373 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:53,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:53,386 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2022-11-21 16:26:53,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,389 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-11-21 16:26:53,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:53,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,401 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,403 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:53,403 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:53,406 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,409 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:53,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,410 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-11-21 16:26:53,412 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:53,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,422 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:53,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,422 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,422 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:53,422 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:53,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:53,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,456 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:53,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-11-21 16:26:53,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:53,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,477 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,478 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:53,478 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:53,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:53,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,504 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,511 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:53,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-11-21 16:26:53,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,525 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:53,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,525 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:53,526 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:53,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:53,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,548 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:53,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-11-21 16:26:53,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,566 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:53,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,566 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,567 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:53,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:53,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:53,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,591 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-11-21 16:26:53,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:53,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:26:53,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,604 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:26:53,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:26:53,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:53,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,609 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-11-21 16:26:53,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:53,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,622 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-21 16:26:53,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,622 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,626 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-21 16:26:53,626 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:53,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:53,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,639 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-11-21 16:26:53,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:53,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,652 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,653 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:53,653 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:53,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:53,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,660 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-11-21 16:26:53,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:53,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,675 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:53,675 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:53,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:53,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,682 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-11-21 16:26:53,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:53,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,698 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:53,698 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:53,704 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:26:53,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:53,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,708 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-11-21 16:26:53,710 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:26:53,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:26:53,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:26:53,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:26:53,721 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:26:53,729 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:26:53,729 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:26:53,744 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-21 16:26:53,796 INFO L443 ModelExtractionUtils]: Simplification made 23 calls to the SMT solver. [2022-11-21 16:26:53,796 INFO L444 ModelExtractionUtils]: 3 out of 28 variables were initially zero. Simplification set additionally 23 variables to zero. [2022-11-21 16:26:53,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:26:53,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:53,801 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:26:53,803 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-21 16:26:53,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-11-21 16:26:53,824 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-21 16:26:53,825 INFO L513 LassoAnalysis]: Proved termination. [2022-11-21 16:26:53,825 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 [] [2022-11-21 16:26:53,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:54,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:54,209 INFO L156 tatePredicateManager]: 67 out of 67 supporting invariants were superfluous and have been removed [2022-11-21 16:26:54,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:54,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:26:54,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 16:26:54,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:26:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:26:54,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 16:26:54,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:26:54,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:26:54,399 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 [2022-11-21 16:26:54,399 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 132 states and 172 transitions. cyclomatic complexity: 50 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) [2022-11-21 16:26:54,523 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 132 states and 172 transitions. cyclomatic complexity: 50. 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 292 states and 386 transitions. Complement of second has 11 states. [2022-11-21 16:26:54,523 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 [2022-11-21 16:26:54,524 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) [2022-11-21 16:26:54,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 82 transitions. [2022-11-21 16:26:54,525 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 82 transitions. Stem has 39 letters. Loop has 5 letters. [2022-11-21 16:26:54,525 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:26:54,525 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 82 transitions. Stem has 44 letters. Loop has 5 letters. [2022-11-21 16:26:54,526 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:26:54,526 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 82 transitions. Stem has 39 letters. Loop has 10 letters. [2022-11-21 16:26:54,526 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:26:54,526 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 292 states and 386 transitions. [2022-11-21 16:26:54,535 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 17 [2022-11-21 16:26:54,542 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 292 states to 192 states and 251 transitions. [2022-11-21 16:26:54,543 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2022-11-21 16:26:54,543 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2022-11-21 16:26:54,543 INFO L73 IsDeterministic]: Start isDeterministic. Operand 192 states and 251 transitions. [2022-11-21 16:26:54,543 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:26:54,543 INFO L218 hiAutomatonCegarLoop]: Abstraction has 192 states and 251 transitions. [2022-11-21 16:26:54,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states and 251 transitions. [2022-11-21 16:26:54,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 138. [2022-11-21 16:26:54,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 138 states have (on average 1.2971014492753623) internal successors, (179), 137 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:26:54,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 179 transitions. [2022-11-21 16:26:54,550 INFO L240 hiAutomatonCegarLoop]: Abstraction has 138 states and 179 transitions. [2022-11-21 16:26:54,550 INFO L428 stractBuchiCegarLoop]: Abstraction has 138 states and 179 transitions. [2022-11-21 16:26:54,550 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-11-21 16:26:54,550 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 138 states and 179 transitions. [2022-11-21 16:26:54,552 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2022-11-21 16:26:54,552 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:26:54,552 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:26:54,553 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 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, 1] [2022-11-21 16:26:54,553 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-21 16:26:54,554 INFO L748 eck$LassoCheckResult]: Stem: 3722#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); 3695#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; 3696#L90-3 assume !!(main_~i~1#1 < 8);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; 3733#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3734#L90-3 assume !!(main_~i~1#1 < 8);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; 3736#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3749#L90-3 assume !!(main_~i~1#1 < 8);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; 3748#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3747#L90-3 assume !!(main_~i~1#1 < 8);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; 3746#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3745#L90-3 assume !!(main_~i~1#1 < 8);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; 3744#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3743#L90-3 assume !!(main_~i~1#1 < 8);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; 3742#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3741#L90-3 assume !!(main_~i~1#1 < 8);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; 3740#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3739#L90-3 assume !!(main_~i~1#1 < 8);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; 3738#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3737#L90-3 assume !(main_~i~1#1 < 8); 3711#L90-4 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); 3712#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 3704#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; 3705#L66 assume parse_expression_list_#t~switch5#1; 3797#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; 3808#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; 3807#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; 3806#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); 3805#L68 assume !(34 == parse_expression_list_#t~mem10#1);havoc parse_expression_list_#t~mem10#1; 3804#L68-2 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 3803#L70-8 parse_expression_list_#t~short15#1 := 0 < parse_expression_list_~j~0#1; 3802#L70-1 assume !parse_expression_list_#t~short15#1; 3801#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; 3800#L70-9 parse_expression_list_#t~short18#1 := 0 < parse_expression_list_~j~0#1; 3799#L71 assume !parse_expression_list_#t~short18#1; 3798#L71-2 assume !parse_expression_list_#t~short18#1;havoc parse_expression_list_#t~mem17#1;havoc parse_expression_list_#t~short18#1; 3796#L71-4 assume parse_expression_list_~start~0#1 <= parse_expression_list_~j~0#1; 3794#L73 assume !(1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1) >= 2);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; 3792#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; 3790#L15 assume !(0 == __VERIFIER_assert_~cond#1); 3789#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); 3787#L72 parse_expression_list_~start~0#1 := 1 + parse_expression_list_~i~0#1; 3786#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 3783#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); 3779#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 3776#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; 3773#L66 assume parse_expression_list_#t~switch5#1; 3691#L67-5 [2022-11-21 16:26:54,562 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; 3692#L67-1 assume parse_expression_list_#t~short8#1; 3713#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 [2022-11-21 16:26:54,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:54,562 INFO L85 PathProgramCache]: Analyzing trace with hash -1896680144, now seen corresponding path program 1 times [2022-11-21 16:26:54,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:54,563 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261856115] [2022-11-21 16:26:54,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:54,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:54,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:26:54,670 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-21 16:26:54,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:26:54,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261856115] [2022-11-21 16:26:54,671 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261856115] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:26:54,671 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:26:54,671 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:26:54,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464271305] [2022-11-21 16:26:54,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:26:54,672 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:26:54,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:54,672 INFO L85 PathProgramCache]: Analyzing trace with hash 62664, now seen corresponding path program 3 times [2022-11-21 16:26:54,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:54,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397384802] [2022-11-21 16:26:54,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:54,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:54,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:54,676 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:26:54,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:54,679 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:26:54,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:26:54,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 16:26:54,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-21 16:26:54,741 INFO L87 Difference]: Start difference. First operand 138 states and 179 transitions. cyclomatic complexity: 51 Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:26:54,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:26:54,830 INFO L93 Difference]: Finished difference Result 140 states and 182 transitions. [2022-11-21 16:26:54,830 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 140 states and 182 transitions. [2022-11-21 16:26:54,832 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-21 16:26:54,832 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 140 states to 127 states and 167 transitions. [2022-11-21 16:26:54,833 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2022-11-21 16:26:54,833 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-11-21 16:26:54,833 INFO L73 IsDeterministic]: Start isDeterministic. Operand 127 states and 167 transitions. [2022-11-21 16:26:54,833 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:26:54,833 INFO L218 hiAutomatonCegarLoop]: Abstraction has 127 states and 167 transitions. [2022-11-21 16:26:54,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states and 167 transitions. [2022-11-21 16:26:54,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 107. [2022-11-21 16:26:54,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 107 states have (on average 1.2990654205607477) internal successors, (139), 106 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:26:54,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 139 transitions. [2022-11-21 16:26:54,836 INFO L240 hiAutomatonCegarLoop]: Abstraction has 107 states and 139 transitions. [2022-11-21 16:26:54,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 16:26:54,837 INFO L428 stractBuchiCegarLoop]: Abstraction has 107 states and 139 transitions. [2022-11-21 16:26:54,837 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-11-21 16:26:54,837 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 107 states and 139 transitions. [2022-11-21 16:26:54,838 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-21 16:26:54,839 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:26:54,839 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:26:54,839 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 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, 1] [2022-11-21 16:26:54,840 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-21 16:26:54,840 INFO L748 eck$LassoCheckResult]: Stem: 4014#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); 3986#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; 3987#L90-3 assume !!(main_~i~1#1 < 8);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; 4024#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4025#L90-3 assume !!(main_~i~1#1 < 8);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; 4027#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4061#L90-3 assume !!(main_~i~1#1 < 8);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; 4059#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4057#L90-3 assume !!(main_~i~1#1 < 8);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; 4054#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4051#L90-3 assume !!(main_~i~1#1 < 8);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; 4048#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4041#L90-3 assume !!(main_~i~1#1 < 8);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; 4040#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4037#L90-3 assume !!(main_~i~1#1 < 8);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; 4035#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4031#L90-3 assume !!(main_~i~1#1 < 8);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; 4030#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4029#L90-3 assume !(main_~i~1#1 < 8); 4000#L90-4 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); 4001#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 3995#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; 3996#L66 assume !parse_expression_list_#t~switch5#1; 4028#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 3998#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); 3999#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 4076#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; 4075#L66 assume parse_expression_list_#t~switch5#1; 4072#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; 4019#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; 4006#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; 4007#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); 4066#L68 assume !(34 == parse_expression_list_#t~mem10#1);havoc parse_expression_list_#t~mem10#1; 3989#L68-2 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 3990#L70-8 parse_expression_list_#t~short15#1 := 0 < parse_expression_list_~j~0#1; 3994#L70-1 assume !parse_expression_list_#t~short15#1; 4023#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; 4034#L70-9 parse_expression_list_#t~short18#1 := 0 < parse_expression_list_~j~0#1; 4033#L71 assume !parse_expression_list_#t~short18#1; 4032#L71-2 assume !parse_expression_list_#t~short18#1;havoc parse_expression_list_#t~mem17#1;havoc parse_expression_list_#t~short18#1; 4002#L71-4 assume parse_expression_list_~start~0#1 <= parse_expression_list_~j~0#1; 4003#L73 assume !(1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1) >= 2);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; 4018#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; 4016#L15 assume !(0 == __VERIFIER_assert_~cond#1); 3991#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); 3992#L72 parse_expression_list_~start~0#1 := 1 + parse_expression_list_~i~0#1; 4026#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 4046#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); 4045#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 4044#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; 4042#L66 assume parse_expression_list_#t~switch5#1; 3982#L67-5 [2022-11-21 16:26:54,840 INFO L750 eck$LassoCheckResult]: Loop: 3982#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; 3983#L67-1 assume parse_expression_list_#t~short8#1; 4004#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; 3982#L67-5 [2022-11-21 16:26:54,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:54,841 INFO L85 PathProgramCache]: Analyzing trace with hash -1759377532, now seen corresponding path program 1 times [2022-11-21 16:26:54,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:54,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367626545] [2022-11-21 16:26:54,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:54,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:54,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:26:55,162 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-21 16:26:55,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:26:55,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1367626545] [2022-11-21 16:26:55,163 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1367626545] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:26:55,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1569198254] [2022-11-21 16:26:55,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:55,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:26:55,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:26:55,165 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:26:55,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (107)] Waiting until timeout for monitored process [2022-11-21 16:26:55,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:26:55,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-21 16:26:55,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:26:55,322 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 [2022-11-21 16:26:55,365 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-21 16:26:55,365 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 [2022-11-21 16:26:55,505 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 [2022-11-21 16:26:55,529 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 [2022-11-21 16:26:55,532 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2022-11-21 16:26:55,532 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 16:26:55,554 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_532 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_parse_expression_list_~#str2~0#1.base| v_ArrVal_532) |c_ULTIMATE.start_parse_expression_list_~str#1.base|) (+ |c_ULTIMATE.start_parse_expression_list_~i~0#1| |c_ULTIMATE.start_parse_expression_list_~str#1.offset|)) 0)) is different from false [2022-11-21 16:26:55,690 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 24 [2022-11-21 16:26:55,754 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2022-11-21 16:26:55,754 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1569198254] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 16:26:55,755 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 16:26:55,755 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 12 [2022-11-21 16:26:55,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261744333] [2022-11-21 16:26:55,755 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 16:26:55,756 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:26:55,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:26:55,756 INFO L85 PathProgramCache]: Analyzing trace with hash 62664, now seen corresponding path program 4 times [2022-11-21 16:26:55,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:26:55,756 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110715706] [2022-11-21 16:26:55,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:26:55,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:26:55,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:55,767 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:26:55,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:26:55,770 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:26:55,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:26:55,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-21 16:26:55,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=82, Unknown=1, NotChecked=18, Total=132 [2022-11-21 16:26:55,829 INFO L87 Difference]: Start difference. First operand 107 states and 139 transitions. cyclomatic complexity: 40 Second operand has 12 states, 12 states have (on average 5.416666666666667) internal successors, (65), 12 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:26:56,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:26:56,026 INFO L93 Difference]: Finished difference Result 85 states and 106 transitions. [2022-11-21 16:26:56,027 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 85 states and 106 transitions. [2022-11-21 16:26:56,027 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-21 16:26:56,027 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 85 states to 0 states and 0 transitions. [2022-11-21 16:26:56,027 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-21 16:26:56,028 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-21 16:26:56,028 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-21 16:26:56,028 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 16:26:56,028 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 16:26:56,028 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 16:26:56,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 16:26:56,028 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 16:26:56,028 INFO L335 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2022-11-21 16:26:56,028 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-21 16:26:56,028 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-21 16:26:56,029 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-21 16:26:56,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.11 04:26:56 BoogieIcfgContainer [2022-11-21 16:26:56,036 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-21 16:26:56,036 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 16:26:56,036 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 16:26:56,036 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 16:26:56,037 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:26:05" (3/4) ... [2022-11-21 16:26:56,046 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 16:26:56,047 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 16:26:56,047 INFO L158 Benchmark]: Toolchain (without parser) took 51607.55ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 140.1MB in the beginning and 69.4MB in the end (delta: 70.7MB). Peak memory consumption was 110.0MB. Max. memory is 16.1GB. [2022-11-21 16:26:56,048 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 121.6MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:26:56,048 INFO L158 Benchmark]: CACSL2BoogieTranslator took 381.84ms. Allocated memory is still 182.5MB. Free memory was 140.1MB in the beginning and 128.3MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 16:26:56,048 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.32ms. Allocated memory is still 182.5MB. Free memory was 128.3MB in the beginning and 126.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:26:56,049 INFO L158 Benchmark]: Boogie Preprocessor took 56.78ms. Allocated memory is still 182.5MB. Free memory was 126.2MB in the beginning and 124.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:26:56,049 INFO L158 Benchmark]: RCFGBuilder took 605.99ms. Allocated memory is still 182.5MB. Free memory was 124.5MB in the beginning and 109.4MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 16:26:56,049 INFO L158 Benchmark]: BuchiAutomizer took 50474.05ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 109.0MB in the beginning and 69.4MB in the end (delta: 39.6MB). Peak memory consumption was 78.5MB. Max. memory is 16.1GB. [2022-11-21 16:26:56,049 INFO L158 Benchmark]: Witness Printer took 10.70ms. Allocated memory is still 220.2MB. Free memory is still 69.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:26:56,051 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 121.6MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 381.84ms. Allocated memory is still 182.5MB. Free memory was 140.1MB in the beginning and 128.3MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.32ms. Allocated memory is still 182.5MB. Free memory was 128.3MB in the beginning and 126.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.78ms. Allocated memory is still 182.5MB. Free memory was 126.2MB in the beginning and 124.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 605.99ms. Allocated memory is still 182.5MB. Free memory was 124.5MB in the beginning and 109.4MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 50474.05ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 109.0MB in the beginning and 69.4MB in the end (delta: 39.6MB). Peak memory consumption was 78.5MB. Max. memory is 16.1GB. * Witness Printer took 10.70ms. Allocated memory is still 220.2MB. Free memory is still 69.4MB. 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 15 * unknown-#length-unknown[A] + -2 * i and consists of 5 locations. One deterministic module has affine ranking function -1 * i + unknown-#length-unknown[str] + -1 * str and consists of 3 locations. One deterministic module has affine ranking function unknown-#length-unknown[str] + -1 * start + -1 * str and consists of 4 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 50.4s and 15 iterations. TraceHistogramMax:8. Analysis of lassos took 47.9s. Construction of modules took 0.6s. 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, 246 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: 1 mSolverCounterUnknown, 756 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 752 mSDsluCounter, 1542 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 25 IncrementalHoareTripleChecker+Unchecked, 1044 mSDsCounter, 41 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 702 IncrementalHoareTripleChecker+Invalid, 769 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 41 mSolverCounterUnsat, 498 mSDtfsCounter, 702 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc3 concLT0 SILN0 SILU6 SILI1 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital202 mio100 ax100 hnf100 lsp93 ukn85 mio100 lsp32 div100 bol100 ite100 ukn100 eq188 hnf90 smp100 dnf100 smp100 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 26ms 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! [2022-11-21 16:26:56,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (107)] Forceful destruction successful, exit code 0 [2022-11-21 16:26:56,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (72)] Ended with exit code 0 [2022-11-21 16:26:56,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-11-21 16:26:56,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-11-21 16:26:56,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76de2b51-1ccf-46dc-886e-d50e8983a9b7/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE