./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-dietlibc/build_fullname.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5e519f3a 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_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-dietlibc/build_fullname.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a94efb38726e31d82dd0f9b69ca78af66088512f062899ae9486e09091250b69 --- 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-5e519f3 [2022-11-02 20:46:09,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:46:09,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:46:09,096 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:46:09,096 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:46:09,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:46:09,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:46:09,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:46:09,108 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:46:09,113 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:46:09,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:46:09,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:46:09,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:46:09,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:46:09,121 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:46:09,122 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:46:09,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:46:09,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:46:09,127 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:46:09,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:46:09,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:46:09,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:46:09,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:46:09,143 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:46:09,151 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:46:09,151 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:46:09,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:46:09,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:46:09,154 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:46:09,155 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:46:09,155 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:46:09,156 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:46:09,158 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:46:09,159 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:46:09,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:46:09,160 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:46:09,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:46:09,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:46:09,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:46:09,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:46:09,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:46:09,163 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-02 20:46:09,206 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:46:09,206 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:46:09,207 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:46:09,207 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:46:09,208 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:46:09,208 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:46:09,208 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:46:09,208 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-02 20:46:09,209 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-02 20:46:09,209 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-02 20:46:09,210 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-02 20:46:09,210 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-02 20:46:09,210 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-02 20:46:09,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:46:09,211 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:46:09,211 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:46:09,211 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:46:09,211 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-02 20:46:09,211 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-02 20:46:09,211 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-02 20:46:09,212 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:46:09,212 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-02 20:46:09,212 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:46:09,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-02 20:46:09,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:46:09,214 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:46:09,215 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:46:09,215 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:46:09,216 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-02 20:46:09,216 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_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a94efb38726e31d82dd0f9b69ca78af66088512f062899ae9486e09091250b69 [2022-11-02 20:46:09,472 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:46:09,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:46:09,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:46:09,507 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:46:09,507 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:46:09,509 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/termination-dietlibc/build_fullname.i [2022-11-02 20:46:09,621 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/data/36ea07c1d/db39ca96da2740949308a508c39b887a/FLAGd3028b055 [2022-11-02 20:46:10,172 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:46:10,173 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/sv-benchmarks/c/termination-dietlibc/build_fullname.i [2022-11-02 20:46:10,195 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/data/36ea07c1d/db39ca96da2740949308a508c39b887a/FLAGd3028b055 [2022-11-02 20:46:10,497 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/data/36ea07c1d/db39ca96da2740949308a508c39b887a [2022-11-02 20:46:10,499 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:46:10,501 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:46:10,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:46:10,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:46:10,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:46:10,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:46:10" (1/1) ... [2022-11-02 20:46:10,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3385882a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:10, skipping insertion in model container [2022-11-02 20:46:10,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:46:10" (1/1) ... [2022-11-02 20:46:10,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:46:10,546 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:46:10,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:46:10,957 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:46:11,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:46:11,032 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:46:11,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:11 WrapperNode [2022-11-02 20:46:11,032 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:46:11,033 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:46:11,034 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:46:11,034 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:46:11,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:11" (1/1) ... [2022-11-02 20:46:11,053 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:11" (1/1) ... [2022-11-02 20:46:11,078 INFO L138 Inliner]: procedures = 115, calls = 27, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 147 [2022-11-02 20:46:11,078 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:46:11,079 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:46:11,079 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:46:11,079 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:46:11,088 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:11" (1/1) ... [2022-11-02 20:46:11,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:11" (1/1) ... [2022-11-02 20:46:11,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:11" (1/1) ... [2022-11-02 20:46:11,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:11" (1/1) ... [2022-11-02 20:46:11,113 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:11" (1/1) ... [2022-11-02 20:46:11,130 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:11" (1/1) ... [2022-11-02 20:46:11,132 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:11" (1/1) ... [2022-11-02 20:46:11,133 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:11" (1/1) ... [2022-11-02 20:46:11,135 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:46:11,136 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:46:11,136 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:46:11,137 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:46:11,137 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:11" (1/1) ... [2022-11-02 20:46:11,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:11,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:11,174 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:11,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-02 20:46:11,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:46:11,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:46:11,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:46:11,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:46:11,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:46:11,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:46:11,391 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:46:11,393 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:46:11,672 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:46:11,678 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:46:11,680 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-02 20:46:11,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:46:11 BoogieIcfgContainer [2022-11-02 20:46:11,683 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:46:11,684 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-02 20:46:11,684 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-02 20:46:11,688 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-02 20:46:11,689 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:46:11,689 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 08:46:10" (1/3) ... [2022-11-02 20:46:11,691 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41abe172 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:46:11, skipping insertion in model container [2022-11-02 20:46:11,691 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:46:11,691 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:11" (2/3) ... [2022-11-02 20:46:11,691 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41abe172 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:46:11, skipping insertion in model container [2022-11-02 20:46:11,692 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:46:11,692 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:46:11" (3/3) ... [2022-11-02 20:46:11,693 INFO L332 chiAutomizerObserver]: Analyzing ICFG build_fullname.i [2022-11-02 20:46:11,777 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-02 20:46:11,778 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-02 20:46:11,778 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-02 20:46:11,778 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-02 20:46:11,778 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-02 20:46:11,778 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-02 20:46:11,778 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-02 20:46:11,779 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-02 20:46:11,786 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 26 states, 25 states have (on average 1.56) internal successors, (39), 25 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:46:11,818 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2022-11-02 20:46:11,818 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:46:11,818 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:46:11,823 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:46:11,824 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-02 20:46:11,824 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-02 20:46:11,824 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 26 states, 25 states have (on average 1.56) internal successors, (39), 25 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:46:11,826 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2022-11-02 20:46:11,826 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:46:11,827 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:46:11,827 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:46:11,827 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-02 20:46:11,835 INFO L748 eck$LassoCheckResult]: Stem: 17#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet19#1, main_#t~nondet20#1, main_#t~malloc21#1.base, main_#t~malloc21#1.offset, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~malloc23#1.base, main_#t~malloc23#1.offset, main_~dir_len~0#1, main_~file_len~0#1, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset, main_~output~0#1.base, main_~output~0#1.offset;main_~dir_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1; 21#L532true assume !(main_~dir_len~0#1 < 1);main_~file_len~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1; 19#L534true assume !(main_~file_len~0#1 < 1);call main_#t~malloc21#1.base, main_#t~malloc21#1.offset := #Ultimate.allocOnStack(main_~dir_len~0#1 % 18446744073709551616);main_~dir~0#1.base, main_~dir~0#1.offset := main_#t~malloc21#1.base, main_#t~malloc21#1.offset;call write~int(0, main_~dir~0#1.base, main_~dir~0#1.offset + (main_~dir_len~0#1 - 1), 1);call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~file_len~0#1 % 18446744073709551616);main_~file~0#1.base, main_~file~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call write~int(0, main_~file~0#1.base, main_~file~0#1.offset + (main_~file_len~0#1 - 1), 1);call main_#t~malloc23#1.base, main_#t~malloc23#1.offset := #Ultimate.allocOnStack((2 + (main_~dir_len~0#1 + main_~file_len~0#1)) % 18446744073709551616);main_~output~0#1.base, main_~output~0#1.offset := main_#t~malloc23#1.base, main_#t~malloc23#1.offset;assume { :begin_inline_build_fullname } true;build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset, build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset, build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset := main_~output~0#1.base, main_~output~0#1.offset, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset;havoc build_fullname_#t~mem8#1, build_fullname_#t~mem9#1, build_fullname_#t~short10#1, build_fullname_#t~pre11#1.base, build_fullname_#t~pre11#1.offset, build_fullname_#t~mem12#1, build_fullname_#t~mem13#1, build_fullname_#t~short14#1, build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset, build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset, build_fullname_#t~pre17#1.base, build_fullname_#t~pre17#1.offset, build_fullname_#t~ret18#1.base, build_fullname_#t~ret18#1.offset, build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset, build_fullname_~filename#1.base, build_fullname_~filename#1.offset, build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset;build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset := build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset;build_fullname_~directory#1.base, build_fullname_~directory#1.offset := build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset;build_fullname_~filename#1.base, build_fullname_~filename#1.offset := build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset;build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset := build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset;call build_fullname_#t~mem8#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short10#1 := 47 == build_fullname_#t~mem8#1; 22#L521true assume build_fullname_#t~short10#1;call build_fullname_#t~mem9#1 := read~int(build_fullname_~directory#1.base, 1 + build_fullname_~directory#1.offset, 1);build_fullname_#t~short10#1 := 0 == build_fullname_#t~mem9#1; 5#L521-2true assume build_fullname_#t~short10#1;havoc build_fullname_#t~mem8#1;havoc build_fullname_#t~mem9#1;havoc build_fullname_#t~short10#1;call write~int(47, build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, 1);build_fullname_#t~pre11#1.base, build_fullname_#t~pre11#1.offset := build_fullname_~dest~0#1.base, 1 + build_fullname_~dest~0#1.offset;build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset := build_fullname_~dest~0#1.base, 1 + build_fullname_~dest~0#1.offset;havoc build_fullname_#t~pre11#1.base, build_fullname_#t~pre11#1.offset; 3#L523-4true assume { :begin_inline_strcpy } true;strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset, strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, build_fullname_~filename#1.base, build_fullname_~filename#1.offset;havoc strcpy_#res#1.base, strcpy_#res#1.offset;havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, strcpy_#t~mem4#1, strcpy_~s1#1.base, strcpy_~s1#1.offset, strcpy_~s2#1.base, strcpy_~s2#1.offset, strcpy_~res~0#1.base, strcpy_~res~0#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset;strcpy_~res~0#1.base, strcpy_~res~0#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset; 20#L508-8true [2022-11-02 20:46:11,835 INFO L750 eck$LassoCheckResult]: Loop: 20#L508-8true strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 18#L508-6true assume !!(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 20#L508-8true [2022-11-02 20:46:11,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:11,841 INFO L85 PathProgramCache]: Analyzing trace with hash 1806905919, now seen corresponding path program 1 times [2022-11-02 20:46:11,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:11,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910257972] [2022-11-02 20:46:11,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:11,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:12,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:12,112 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:46:12,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:12,182 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:46:12,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:12,185 INFO L85 PathProgramCache]: Analyzing trace with hash 3590, now seen corresponding path program 1 times [2022-11-02 20:46:12,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:12,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588873960] [2022-11-02 20:46:12,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:12,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:12,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:12,195 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:46:12,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:12,202 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:46:12,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:12,204 INFO L85 PathProgramCache]: Analyzing trace with hash 1269803204, now seen corresponding path program 1 times [2022-11-02 20:46:12,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:12,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531728403] [2022-11-02 20:46:12,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:12,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:12,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:12,255 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:46:12,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:12,301 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:46:14,946 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:46:14,947 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:46:14,947 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:46:14,948 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:46:14,948 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:46:14,948 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:14,948 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:46:14,948 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:46:14,949 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration1_Lasso [2022-11-02 20:46:14,949 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:46:14,949 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:46:14,972 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:14,981 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:14,983 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:14,986 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:14,989 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:14,991 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:14,995 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:14,997 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:14,999 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:15,004 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:15,008 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:15,010 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:15,013 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:15,015 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:15,018 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:15,021 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:15,023 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:15,027 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:15,029 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:17,004 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:17,007 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:17,010 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:17,012 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:17,014 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:17,017 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:17,021 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:17,024 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:17,026 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:17,030 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:18,642 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:46:18,647 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:46:18,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:18,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:18,653 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:18,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-02 20:46:18,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:18,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:18,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:18,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:18,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:18,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:18,675 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:18,675 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:18,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:18,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:18,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:18,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:18,710 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:18,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:18,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-02 20:46:18,734 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:18,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:18,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:18,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:18,734 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:18,735 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:18,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:18,745 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:18,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:18,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:18,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:18,767 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:18,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-02 20:46:18,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:18,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:18,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:18,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:18,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:18,785 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:18,786 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:18,786 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:18,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:18,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:18,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:18,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:18,820 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:18,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-02 20:46:18,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:18,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:18,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:18,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:18,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:18,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:18,834 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:18,835 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:18,836 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:18,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:18,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:18,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:18,862 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:18,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-02 20:46:18,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:18,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:18,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:18,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:18,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:18,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:18,875 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:18,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:18,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:18,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:18,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:18,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:18,904 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:18,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-02 20:46:18,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:18,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:18,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:18,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:18,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:18,917 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:18,917 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:18,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:18,921 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:18,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:18,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:18,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:18,943 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:18,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-02 20:46:18,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:18,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:18,955 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:18,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:18,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:18,956 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:18,956 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:18,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:18,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:18,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:18,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:18,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:18,991 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:18,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-02 20:46:18,993 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:19,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:19,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:19,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:19,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:19,003 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:19,004 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:19,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:19,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:19,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:19,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:19,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:19,030 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:19,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:19,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-02 20:46:19,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:19,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:19,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:19,043 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:19,051 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:19,051 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:19,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:19,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:19,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:19,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:19,110 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:19,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:19,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:19,139 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:19,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:19,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:19,140 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:19,145 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:19,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:19,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-02 20:46:19,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:19,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:19,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:19,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:19,189 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:19,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-02 20:46:19,194 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:19,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:19,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:19,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:19,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:19,204 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:19,205 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:19,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:19,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:19,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:19,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:19,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:19,231 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:19,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-02 20:46:19,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:19,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:19,242 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:19,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:19,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:19,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:19,243 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:19,244 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:19,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:19,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:19,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:19,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:19,313 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:19,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:19,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:19,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:19,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:19,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:19,333 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:19,334 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:19,334 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:19,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-02 20:46:19,345 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:19,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:19,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:19,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:19,372 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:19,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-02 20:46:19,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:19,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:19,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:19,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:19,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:19,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:19,384 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:19,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:19,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:19,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:19,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:19,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:19,409 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:19,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-02 20:46:19,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:19,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:19,421 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:19,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:19,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:19,421 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:19,421 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:19,422 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:19,432 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:19,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:19,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:19,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:19,455 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:19,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-02 20:46:19,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:19,467 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:19,467 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:19,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:19,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:19,468 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:19,468 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:19,468 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:19,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:19,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:19,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:19,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:19,499 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:19,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-02 20:46:19,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:19,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:19,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:19,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:19,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:19,514 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:19,514 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:19,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:19,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:19,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:19,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:19,566 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:19,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-02 20:46:19,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:19,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:19,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:19,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:19,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:19,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:19,587 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:19,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:19,601 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:19,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:19,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:19,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:19,639 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:19,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:19,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:19,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:19,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:19,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:19,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-02 20:46:19,668 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:19,669 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:19,693 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:19,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:19,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:19,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:19,729 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:19,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:19,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-02 20:46:19,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:19,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:19,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:19,756 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:19,759 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:19,759 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:19,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:19,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:19,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:19,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:19,795 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:19,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-02 20:46:19,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:19,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:19,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:19,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:19,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:19,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:19,807 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:19,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:19,816 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:19,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:19,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:19,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:19,842 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:19,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-02 20:46:19,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:19,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:19,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:19,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:19,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:19,858 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:19,858 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:19,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:19,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:19,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:19,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:19,910 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:19,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:19,931 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:19,931 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:19,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:19,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:19,931 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:19,934 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:19,934 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:19,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-02 20:46:19,953 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:19,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:19,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:19,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:19,991 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:19,993 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:20,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-02 20:46:20,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:20,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:20,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:20,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:20,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:20,004 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:20,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:20,006 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:20,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-11-02 20:46:20,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:20,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:20,027 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:20,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-02 20:46:20,029 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:20,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:20,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:20,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:20,044 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:20,048 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:20,048 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:20,077 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:20,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:20,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:20,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:20,111 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:20,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:20,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:20,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:20,125 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:46:20,125 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:20,132 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-02 20:46:20,132 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-02 20:46:20,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-02 20:46:20,161 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:20,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:20,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:20,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:20,195 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:20,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:20,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:20,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:20,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:20,210 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:20,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-02 20:46:20,212 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:20,212 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:20,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:20,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:20,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:20,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:20,262 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:20,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:20,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-02 20:46:20,276 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:20,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:20,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:20,277 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:20,279 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:20,279 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:20,290 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:20,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:20,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:20,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:20,315 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:20,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-02 20:46:20,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:20,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:20,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:20,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:20,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:20,343 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:20,343 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:20,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:20,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:20,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:20,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:20,402 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:20,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-02 20:46:20,405 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:20,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:20,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:20,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:20,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:20,451 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:20,451 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:20,506 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:46:20,608 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2022-11-02 20:46:20,608 INFO L444 ModelExtractionUtils]: 20 out of 88 variables were initially zero. Simplification set additionally 65 variables to zero. [2022-11-02 20:46:20,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:20,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:20,617 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:20,621 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:46:20,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-02 20:46:20,650 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-02 20:46:20,651 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:46:20,651 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strcpy_~s2#1.offset, v_rep(select #length ULTIMATE.start_main_~file~0#1.base)_1) = -1*ULTIMATE.start_strcpy_~s2#1.offset + 1*v_rep(select #length ULTIMATE.start_main_~file~0#1.base)_1 Supporting invariants [] [2022-11-02 20:46:20,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:21,028 INFO L156 tatePredicateManager]: 42 out of 44 supporting invariants were superfluous and have been removed [2022-11-02 20:46:21,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:21,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:21,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-02 20:46:21,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:46:21,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:21,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-02 20:46:21,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:46:21,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:21,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:46:21,322 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-11-02 20:46:21,324 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 26 states, 25 states have (on average 1.56) internal successors, (39), 25 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:46:21,416 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 26 states, 25 states have (on average 1.56) internal successors, (39), 25 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 51 states and 69 transitions. Complement of second has 7 states. [2022-11-02 20:46:21,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-02 20:46:21,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:46:21,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 61 transitions. [2022-11-02 20:46:21,427 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 61 transitions. Stem has 7 letters. Loop has 2 letters. [2022-11-02 20:46:21,427 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:46:21,427 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 61 transitions. Stem has 9 letters. Loop has 2 letters. [2022-11-02 20:46:21,428 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:46:21,429 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 61 transitions. Stem has 7 letters. Loop has 4 letters. [2022-11-02 20:46:21,429 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:46:21,430 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 51 states and 69 transitions. [2022-11-02 20:46:21,440 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-11-02 20:46:21,444 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 51 states to 15 states and 18 transitions. [2022-11-02 20:46:21,445 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-11-02 20:46:21,445 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-11-02 20:46:21,446 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 18 transitions. [2022-11-02 20:46:21,446 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:46:21,446 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 18 transitions. [2022-11-02 20:46:21,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 18 transitions. [2022-11-02 20:46:21,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2022-11-02 20:46:21,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.2) internal successors, (18), 14 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:46:21,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 18 transitions. [2022-11-02 20:46:21,470 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 18 transitions. [2022-11-02 20:46:21,470 INFO L428 stractBuchiCegarLoop]: Abstraction has 15 states and 18 transitions. [2022-11-02 20:46:21,470 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-02 20:46:21,470 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 18 transitions. [2022-11-02 20:46:21,472 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-11-02 20:46:21,472 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:46:21,472 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:46:21,473 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:46:21,473 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-02 20:46:21,474 INFO L748 eck$LassoCheckResult]: Stem: 312#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 313#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet19#1, main_#t~nondet20#1, main_#t~malloc21#1.base, main_#t~malloc21#1.offset, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~malloc23#1.base, main_#t~malloc23#1.offset, main_~dir_len~0#1, main_~file_len~0#1, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset, main_~output~0#1.base, main_~output~0#1.offset;main_~dir_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1; 321#L532 assume !(main_~dir_len~0#1 < 1);main_~file_len~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1; 314#L534 assume !(main_~file_len~0#1 < 1);call main_#t~malloc21#1.base, main_#t~malloc21#1.offset := #Ultimate.allocOnStack(main_~dir_len~0#1 % 18446744073709551616);main_~dir~0#1.base, main_~dir~0#1.offset := main_#t~malloc21#1.base, main_#t~malloc21#1.offset;call write~int(0, main_~dir~0#1.base, main_~dir~0#1.offset + (main_~dir_len~0#1 - 1), 1);call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~file_len~0#1 % 18446744073709551616);main_~file~0#1.base, main_~file~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call write~int(0, main_~file~0#1.base, main_~file~0#1.offset + (main_~file_len~0#1 - 1), 1);call main_#t~malloc23#1.base, main_#t~malloc23#1.offset := #Ultimate.allocOnStack((2 + (main_~dir_len~0#1 + main_~file_len~0#1)) % 18446744073709551616);main_~output~0#1.base, main_~output~0#1.offset := main_#t~malloc23#1.base, main_#t~malloc23#1.offset;assume { :begin_inline_build_fullname } true;build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset, build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset, build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset := main_~output~0#1.base, main_~output~0#1.offset, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset;havoc build_fullname_#t~mem8#1, build_fullname_#t~mem9#1, build_fullname_#t~short10#1, build_fullname_#t~pre11#1.base, build_fullname_#t~pre11#1.offset, build_fullname_#t~mem12#1, build_fullname_#t~mem13#1, build_fullname_#t~short14#1, build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset, build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset, build_fullname_#t~pre17#1.base, build_fullname_#t~pre17#1.offset, build_fullname_#t~ret18#1.base, build_fullname_#t~ret18#1.offset, build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset, build_fullname_~filename#1.base, build_fullname_~filename#1.offset, build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset;build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset := build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset;build_fullname_~directory#1.base, build_fullname_~directory#1.offset := build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset;build_fullname_~filename#1.base, build_fullname_~filename#1.offset := build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset;build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset := build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset;call build_fullname_#t~mem8#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short10#1 := 47 == build_fullname_#t~mem8#1; 315#L521 assume build_fullname_#t~short10#1;call build_fullname_#t~mem9#1 := read~int(build_fullname_~directory#1.base, 1 + build_fullname_~directory#1.offset, 1);build_fullname_#t~short10#1 := 0 == build_fullname_#t~mem9#1; 318#L521-2 assume !build_fullname_#t~short10#1;havoc build_fullname_#t~mem8#1;havoc build_fullname_#t~mem9#1;havoc build_fullname_#t~short10#1;call build_fullname_#t~mem12#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short14#1 := 46 != build_fullname_#t~mem12#1; 319#L523 assume !build_fullname_#t~short14#1;call build_fullname_#t~mem13#1 := read~int(build_fullname_~directory#1.base, 1 + build_fullname_~directory#1.offset, 1);build_fullname_#t~short14#1 := 0 != build_fullname_#t~mem13#1; 322#L523-2 assume build_fullname_#t~short14#1;havoc build_fullname_#t~mem12#1;havoc build_fullname_#t~mem13#1;havoc build_fullname_#t~short14#1;assume { :begin_inline_strcpy } true;strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset, strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset;havoc strcpy_#res#1.base, strcpy_#res#1.offset;havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, strcpy_#t~mem4#1, strcpy_~s1#1.base, strcpy_~s1#1.offset, strcpy_~s2#1.base, strcpy_~s2#1.offset, strcpy_~res~0#1.base, strcpy_~res~0#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset;strcpy_~res~0#1.base, strcpy_~res~0#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset; 323#L508-3 [2022-11-02 20:46:21,474 INFO L750 eck$LassoCheckResult]: Loop: 323#L508-3 strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 324#L508-1 assume !!(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 323#L508-3 [2022-11-02 20:46:21,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:21,478 INFO L85 PathProgramCache]: Analyzing trace with hash 179509076, now seen corresponding path program 1 times [2022-11-02 20:46:21,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:21,479 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461166535] [2022-11-02 20:46:21,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:21,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:21,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:21,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:46:21,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:46:21,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461166535] [2022-11-02 20:46:21,688 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461166535] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:46:21,688 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:46:21,688 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:46:21,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42683268] [2022-11-02 20:46:21,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:46:21,691 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:46:21,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:21,691 INFO L85 PathProgramCache]: Analyzing trace with hash 2150, now seen corresponding path program 1 times [2022-11-02 20:46:21,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:21,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231465273] [2022-11-02 20:46:21,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:21,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:21,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:21,697 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:46:21,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:21,703 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:46:21,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:46:21,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:46:21,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:46:21,825 INFO L87 Difference]: Start difference. First operand 15 states and 18 transitions. cyclomatic complexity: 5 Second operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:46:21,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:46:21,878 INFO L93 Difference]: Finished difference Result 20 states and 23 transitions. [2022-11-02 20:46:21,878 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 23 transitions. [2022-11-02 20:46:21,879 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-11-02 20:46:21,879 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 20 states and 23 transitions. [2022-11-02 20:46:21,879 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2022-11-02 20:46:21,879 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2022-11-02 20:46:21,879 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 23 transitions. [2022-11-02 20:46:21,880 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:46:21,880 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 23 transitions. [2022-11-02 20:46:21,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 23 transitions. [2022-11-02 20:46:21,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 17. [2022-11-02 20:46:21,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 16 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) [2022-11-02 20:46:21,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 20 transitions. [2022-11-02 20:46:21,882 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 20 transitions. [2022-11-02 20:46:21,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:46:21,883 INFO L428 stractBuchiCegarLoop]: Abstraction has 17 states and 20 transitions. [2022-11-02 20:46:21,884 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-02 20:46:21,884 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 20 transitions. [2022-11-02 20:46:21,884 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-11-02 20:46:21,884 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:46:21,885 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:46:21,885 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:46:21,885 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-02 20:46:21,885 INFO L748 eck$LassoCheckResult]: Stem: 357#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 358#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet19#1, main_#t~nondet20#1, main_#t~malloc21#1.base, main_#t~malloc21#1.offset, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~malloc23#1.base, main_#t~malloc23#1.offset, main_~dir_len~0#1, main_~file_len~0#1, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset, main_~output~0#1.base, main_~output~0#1.offset;main_~dir_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1; 366#L532 assume !(main_~dir_len~0#1 < 1);main_~file_len~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1; 359#L534 assume !(main_~file_len~0#1 < 1);call main_#t~malloc21#1.base, main_#t~malloc21#1.offset := #Ultimate.allocOnStack(main_~dir_len~0#1 % 18446744073709551616);main_~dir~0#1.base, main_~dir~0#1.offset := main_#t~malloc21#1.base, main_#t~malloc21#1.offset;call write~int(0, main_~dir~0#1.base, main_~dir~0#1.offset + (main_~dir_len~0#1 - 1), 1);call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~file_len~0#1 % 18446744073709551616);main_~file~0#1.base, main_~file~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call write~int(0, main_~file~0#1.base, main_~file~0#1.offset + (main_~file_len~0#1 - 1), 1);call main_#t~malloc23#1.base, main_#t~malloc23#1.offset := #Ultimate.allocOnStack((2 + (main_~dir_len~0#1 + main_~file_len~0#1)) % 18446744073709551616);main_~output~0#1.base, main_~output~0#1.offset := main_#t~malloc23#1.base, main_#t~malloc23#1.offset;assume { :begin_inline_build_fullname } true;build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset, build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset, build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset := main_~output~0#1.base, main_~output~0#1.offset, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset;havoc build_fullname_#t~mem8#1, build_fullname_#t~mem9#1, build_fullname_#t~short10#1, build_fullname_#t~pre11#1.base, build_fullname_#t~pre11#1.offset, build_fullname_#t~mem12#1, build_fullname_#t~mem13#1, build_fullname_#t~short14#1, build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset, build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset, build_fullname_#t~pre17#1.base, build_fullname_#t~pre17#1.offset, build_fullname_#t~ret18#1.base, build_fullname_#t~ret18#1.offset, build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset, build_fullname_~filename#1.base, build_fullname_~filename#1.offset, build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset;build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset := build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset;build_fullname_~directory#1.base, build_fullname_~directory#1.offset := build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset;build_fullname_~filename#1.base, build_fullname_~filename#1.offset := build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset;build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset := build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset;call build_fullname_#t~mem8#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short10#1 := 47 == build_fullname_#t~mem8#1; 360#L521 assume !build_fullname_#t~short10#1; 363#L521-2 assume !build_fullname_#t~short10#1;havoc build_fullname_#t~mem8#1;havoc build_fullname_#t~mem9#1;havoc build_fullname_#t~short10#1;call build_fullname_#t~mem12#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short14#1 := 46 != build_fullname_#t~mem12#1; 364#L523 assume !build_fullname_#t~short14#1;call build_fullname_#t~mem13#1 := read~int(build_fullname_~directory#1.base, 1 + build_fullname_~directory#1.offset, 1);build_fullname_#t~short14#1 := 0 != build_fullname_#t~mem13#1; 369#L523-2 assume build_fullname_#t~short14#1;havoc build_fullname_#t~mem12#1;havoc build_fullname_#t~mem13#1;havoc build_fullname_#t~short14#1;assume { :begin_inline_strcpy } true;strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset, strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset;havoc strcpy_#res#1.base, strcpy_#res#1.offset;havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, strcpy_#t~mem4#1, strcpy_~s1#1.base, strcpy_~s1#1.offset, strcpy_~s2#1.base, strcpy_~s2#1.offset, strcpy_~res~0#1.base, strcpy_~res~0#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset;strcpy_~res~0#1.base, strcpy_~res~0#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset; 370#L508-3 [2022-11-02 20:46:21,886 INFO L750 eck$LassoCheckResult]: Loop: 370#L508-3 strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 371#L508-1 assume !!(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 370#L508-3 [2022-11-02 20:46:21,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:21,886 INFO L85 PathProgramCache]: Analyzing trace with hash 179568658, now seen corresponding path program 1 times [2022-11-02 20:46:21,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:21,887 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052182934] [2022-11-02 20:46:21,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:21,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:21,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:21,929 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:46:21,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:21,962 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:46:21,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:21,963 INFO L85 PathProgramCache]: Analyzing trace with hash 2150, now seen corresponding path program 2 times [2022-11-02 20:46:21,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:21,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982802150] [2022-11-02 20:46:21,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:21,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:21,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:21,970 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:46:21,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:21,974 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:46:21,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:21,975 INFO L85 PathProgramCache]: Analyzing trace with hash 766789687, now seen corresponding path program 1 times [2022-11-02 20:46:21,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:21,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039973344] [2022-11-02 20:46:21,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:21,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:22,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:22,025 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:46:22,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:22,064 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:46:24,157 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:46:24,157 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:46:24,157 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:46:24,157 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:46:24,158 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:46:24,158 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:24,158 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:46:24,158 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:46:24,158 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration3_Lasso [2022-11-02 20:46:24,158 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:46:24,158 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:46:24,163 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:24,166 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:24,169 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:24,171 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:24,173 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:24,176 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:24,178 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:24,180 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:25,692 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:25,697 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:25,699 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:25,702 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:25,703 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:25,707 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:25,709 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:25,711 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:25,713 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:25,720 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:25,722 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:25,725 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:25,726 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:25,728 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:25,739 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:25,742 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:25,745 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:25,750 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:25,753 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:25,755 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:25,757 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:26,953 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:46:26,953 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:46:26,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:26,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:26,960 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:26,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-02 20:46:26,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:26,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:26,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:26,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:26,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:26,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:26,973 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:26,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:26,974 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:26,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:26,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:26,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:26,997 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:26,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-02 20:46:26,998 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:27,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:27,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:27,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:27,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:27,008 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:27,009 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:27,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:27,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:27,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2022-11-02 20:46:27,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:27,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:27,031 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:27,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-02 20:46:27,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:27,046 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:27,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:27,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:27,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:27,047 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:27,047 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:27,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:27,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:27,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-11-02 20:46:27,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:27,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:27,071 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:27,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-02 20:46:27,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:27,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:27,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:27,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:27,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:27,085 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:27,086 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:27,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:27,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:27,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-11-02 20:46:27,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:27,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:27,109 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:27,117 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:27,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-02 20:46:27,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:27,128 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:27,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:27,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:27,128 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:27,129 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:27,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:27,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:27,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-11-02 20:46:27,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:27,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:27,152 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:27,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-02 20:46:27,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:27,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:27,168 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:27,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:27,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:27,169 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:27,169 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:27,169 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:27,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:27,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-11-02 20:46:27,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:27,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:27,193 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:27,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:27,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-02 20:46:27,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:27,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:27,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:27,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:27,205 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:27,206 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:27,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:27,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:27,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-11-02 20:46:27,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:27,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:27,228 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:27,234 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 [2022-11-02 20:46:27,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-02 20:46:27,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:27,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:27,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:27,244 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:27,246 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:27,246 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:27,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:27,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-11-02 20:46:27,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:27,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:27,284 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:27,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:27,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-02 20:46:27,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:27,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:27,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:27,296 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:27,299 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:27,299 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:27,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:27,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:27,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:27,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:27,367 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:27,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:27,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:27,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:27,394 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:46:27,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:27,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-02 20:46:27,400 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-02 20:46:27,400 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-02 20:46:27,425 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:27,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:27,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:27,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:27,461 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:27,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:27,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:27,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:27,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:27,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:27,479 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:27,479 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:27,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-02 20:46:27,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:27,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-11-02 20:46:27,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:27,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:27,539 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:27,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:27,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:27,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:27,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:27,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:27,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:27,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:27,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:27,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-02 20:46:27,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:27,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:27,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:27,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:27,597 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:27,600 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:27,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:27,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:27,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:27,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:27,615 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:27,615 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:27,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-02 20:46:27,641 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:27,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:27,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:27,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:27,669 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:27,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:27,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-02 20:46:27,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:27,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:27,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:27,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:27,701 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:27,701 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:27,729 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:46:27,819 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2022-11-02 20:46:27,819 INFO L444 ModelExtractionUtils]: 17 out of 76 variables were initially zero. Simplification set additionally 56 variables to zero. [2022-11-02 20:46:27,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:27,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:27,820 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:27,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-02 20:46:27,822 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:46:27,832 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-02 20:46:27,832 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:46:27,832 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strcpy_~s2#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc23#1.base)_2) = -1*ULTIMATE.start_strcpy_~s2#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc23#1.base)_2 Supporting invariants [] [2022-11-02 20:46:27,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:28,016 INFO L156 tatePredicateManager]: 32 out of 34 supporting invariants were superfluous and have been removed [2022-11-02 20:46:28,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:28,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:28,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 40 conjunts are in the unsatisfiable core [2022-11-02 20:46:28,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:46:28,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:28,140 WARN L261 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-02 20:46:28,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:46:28,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:46:28,169 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-11-02 20:46:28,169 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states and 20 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:46:28,219 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states and 20 transitions. cyclomatic complexity: 5. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 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 24 states and 28 transitions. Complement of second has 5 states. [2022-11-02 20:46:28,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-02 20:46:28,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:46:28,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 19 transitions. [2022-11-02 20:46:28,222 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 8 letters. Loop has 2 letters. [2022-11-02 20:46:28,222 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:46:28,223 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 10 letters. Loop has 2 letters. [2022-11-02 20:46:28,223 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:46:28,223 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 8 letters. Loop has 4 letters. [2022-11-02 20:46:28,223 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:46:28,223 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 28 transitions. [2022-11-02 20:46:28,225 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:46:28,226 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 18 states and 21 transitions. [2022-11-02 20:46:28,227 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-11-02 20:46:28,227 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2022-11-02 20:46:28,227 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 21 transitions. [2022-11-02 20:46:28,227 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:46:28,227 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 21 transitions. [2022-11-02 20:46:28,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 21 transitions. [2022-11-02 20:46:28,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2022-11-02 20:46:28,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 17 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:46:28,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 21 transitions. [2022-11-02 20:46:28,230 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 21 transitions. [2022-11-02 20:46:28,230 INFO L428 stractBuchiCegarLoop]: Abstraction has 18 states and 21 transitions. [2022-11-02 20:46:28,230 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-02 20:46:28,230 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 21 transitions. [2022-11-02 20:46:28,231 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:46:28,231 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:46:28,231 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:46:28,232 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:46:28,232 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-02 20:46:28,233 INFO L748 eck$LassoCheckResult]: Stem: 591#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 592#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet19#1, main_#t~nondet20#1, main_#t~malloc21#1.base, main_#t~malloc21#1.offset, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~malloc23#1.base, main_#t~malloc23#1.offset, main_~dir_len~0#1, main_~file_len~0#1, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset, main_~output~0#1.base, main_~output~0#1.offset;main_~dir_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1; 600#L532 assume !(main_~dir_len~0#1 < 1);main_~file_len~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1; 593#L534 assume !(main_~file_len~0#1 < 1);call main_#t~malloc21#1.base, main_#t~malloc21#1.offset := #Ultimate.allocOnStack(main_~dir_len~0#1 % 18446744073709551616);main_~dir~0#1.base, main_~dir~0#1.offset := main_#t~malloc21#1.base, main_#t~malloc21#1.offset;call write~int(0, main_~dir~0#1.base, main_~dir~0#1.offset + (main_~dir_len~0#1 - 1), 1);call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~file_len~0#1 % 18446744073709551616);main_~file~0#1.base, main_~file~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call write~int(0, main_~file~0#1.base, main_~file~0#1.offset + (main_~file_len~0#1 - 1), 1);call main_#t~malloc23#1.base, main_#t~malloc23#1.offset := #Ultimate.allocOnStack((2 + (main_~dir_len~0#1 + main_~file_len~0#1)) % 18446744073709551616);main_~output~0#1.base, main_~output~0#1.offset := main_#t~malloc23#1.base, main_#t~malloc23#1.offset;assume { :begin_inline_build_fullname } true;build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset, build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset, build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset := main_~output~0#1.base, main_~output~0#1.offset, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset;havoc build_fullname_#t~mem8#1, build_fullname_#t~mem9#1, build_fullname_#t~short10#1, build_fullname_#t~pre11#1.base, build_fullname_#t~pre11#1.offset, build_fullname_#t~mem12#1, build_fullname_#t~mem13#1, build_fullname_#t~short14#1, build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset, build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset, build_fullname_#t~pre17#1.base, build_fullname_#t~pre17#1.offset, build_fullname_#t~ret18#1.base, build_fullname_#t~ret18#1.offset, build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset, build_fullname_~filename#1.base, build_fullname_~filename#1.offset, build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset;build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset := build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset;build_fullname_~directory#1.base, build_fullname_~directory#1.offset := build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset;build_fullname_~filename#1.base, build_fullname_~filename#1.offset := build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset;build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset := build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset;call build_fullname_#t~mem8#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short10#1 := 47 == build_fullname_#t~mem8#1; 594#L521 assume !build_fullname_#t~short10#1; 601#L521-2 assume !build_fullname_#t~short10#1;havoc build_fullname_#t~mem8#1;havoc build_fullname_#t~mem9#1;havoc build_fullname_#t~short10#1;call build_fullname_#t~mem12#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short14#1 := 46 != build_fullname_#t~mem12#1; 608#L523 assume !build_fullname_#t~short14#1;call build_fullname_#t~mem13#1 := read~int(build_fullname_~directory#1.base, 1 + build_fullname_~directory#1.offset, 1);build_fullname_#t~short14#1 := 0 != build_fullname_#t~mem13#1; 602#L523-2 assume build_fullname_#t~short14#1;havoc build_fullname_#t~mem12#1;havoc build_fullname_#t~mem13#1;havoc build_fullname_#t~short14#1;assume { :begin_inline_strcpy } true;strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset, strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset;havoc strcpy_#res#1.base, strcpy_#res#1.offset;havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, strcpy_#t~mem4#1, strcpy_~s1#1.base, strcpy_~s1#1.offset, strcpy_~s2#1.base, strcpy_~s2#1.offset, strcpy_~res~0#1.base, strcpy_~res~0#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset;strcpy_~res~0#1.base, strcpy_~res~0#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset; 603#L508-3 strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 604#L508-1 assume !(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 606#L508-4 strcpy_#res#1.base, strcpy_#res#1.offset := strcpy_~res~0#1.base, strcpy_~res~0#1.offset; 607#L509 build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset := strcpy_#res#1.base, strcpy_#res#1.offset;assume { :end_inline_strcpy } true;havoc build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset;assume { :begin_inline_strchr } true;strchr_#in~t#1.base, strchr_#in~t#1.offset, strchr_#in~c#1 := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, 0;havoc strchr_#res#1.base, strchr_#res#1.offset;havoc strchr_#t~mem5#1, strchr_#t~mem6#1, strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset, strchr_~t#1.base, strchr_~t#1.offset, strchr_~c#1, strchr_~ch~0#1;strchr_~t#1.base, strchr_~t#1.offset := strchr_#in~t#1.base, strchr_#in~t#1.offset;strchr_~c#1 := strchr_#in~c#1;havoc strchr_~ch~0#1;strchr_~ch~0#1 := (if strchr_~c#1 % 256 <= 127 then strchr_~c#1 % 256 else strchr_~c#1 % 256 - 256); 596#L514-2 [2022-11-02 20:46:28,238 INFO L750 eck$LassoCheckResult]: Loop: 596#L514-2 assume !false;call strchr_#t~mem5#1 := read~int(strchr_~t#1.base, strchr_~t#1.offset, 1); 599#L515 assume !(strchr_#t~mem5#1 == strchr_~ch~0#1);havoc strchr_#t~mem5#1;call strchr_#t~mem6#1 := read~int(strchr_~t#1.base, strchr_~t#1.offset, 1); 595#L515-2 assume !(0 == strchr_#t~mem6#1);havoc strchr_#t~mem6#1;strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;strchr_~t#1.base, strchr_~t#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;havoc strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset; 596#L514-2 [2022-11-02 20:46:28,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:28,239 INFO L85 PathProgramCache]: Analyzing trace with hash -1849486153, now seen corresponding path program 1 times [2022-11-02 20:46:28,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:28,240 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772470462] [2022-11-02 20:46:28,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:28,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:28,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:28,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:28,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:46:28,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:46:28,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772470462] [2022-11-02 20:46:28,550 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772470462] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:46:28,550 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:46:28,550 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:46:28,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226975619] [2022-11-02 20:46:28,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:46:28,551 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:46:28,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:28,551 INFO L85 PathProgramCache]: Analyzing trace with hash 85564, now seen corresponding path program 1 times [2022-11-02 20:46:28,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:28,551 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340210240] [2022-11-02 20:46:28,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:28,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:28,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:28,555 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:46:28,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:28,558 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:46:28,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:46:28,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:46:28,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:46:28,600 INFO L87 Difference]: Start difference. First operand 18 states and 21 transitions. cyclomatic complexity: 5 Second operand has 6 states, 6 states have (on average 2.0) internal successors, (12), 6 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) [2022-11-02 20:46:28,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:46:28,659 INFO L93 Difference]: Finished difference Result 22 states and 25 transitions. [2022-11-02 20:46:28,659 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22 states and 25 transitions. [2022-11-02 20:46:28,660 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:46:28,660 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22 states to 22 states and 25 transitions. [2022-11-02 20:46:28,660 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2022-11-02 20:46:28,661 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2022-11-02 20:46:28,661 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 25 transitions. [2022-11-02 20:46:28,661 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:46:28,661 INFO L218 hiAutomatonCegarLoop]: Abstraction has 22 states and 25 transitions. [2022-11-02 20:46:28,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 25 transitions. [2022-11-02 20:46:28,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 21. [2022-11-02 20:46:28,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 20 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) [2022-11-02 20:46:28,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 24 transitions. [2022-11-02 20:46:28,663 INFO L240 hiAutomatonCegarLoop]: Abstraction has 21 states and 24 transitions. [2022-11-02 20:46:28,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:46:28,664 INFO L428 stractBuchiCegarLoop]: Abstraction has 21 states and 24 transitions. [2022-11-02 20:46:28,665 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-02 20:46:28,665 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 24 transitions. [2022-11-02 20:46:28,665 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:46:28,665 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:46:28,665 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:46:28,666 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:46:28,666 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-02 20:46:28,666 INFO L748 eck$LassoCheckResult]: Stem: 644#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 645#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet19#1, main_#t~nondet20#1, main_#t~malloc21#1.base, main_#t~malloc21#1.offset, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~malloc23#1.base, main_#t~malloc23#1.offset, main_~dir_len~0#1, main_~file_len~0#1, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset, main_~output~0#1.base, main_~output~0#1.offset;main_~dir_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1; 653#L532 assume !(main_~dir_len~0#1 < 1);main_~file_len~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1; 646#L534 assume !(main_~file_len~0#1 < 1);call main_#t~malloc21#1.base, main_#t~malloc21#1.offset := #Ultimate.allocOnStack(main_~dir_len~0#1 % 18446744073709551616);main_~dir~0#1.base, main_~dir~0#1.offset := main_#t~malloc21#1.base, main_#t~malloc21#1.offset;call write~int(0, main_~dir~0#1.base, main_~dir~0#1.offset + (main_~dir_len~0#1 - 1), 1);call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~file_len~0#1 % 18446744073709551616);main_~file~0#1.base, main_~file~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call write~int(0, main_~file~0#1.base, main_~file~0#1.offset + (main_~file_len~0#1 - 1), 1);call main_#t~malloc23#1.base, main_#t~malloc23#1.offset := #Ultimate.allocOnStack((2 + (main_~dir_len~0#1 + main_~file_len~0#1)) % 18446744073709551616);main_~output~0#1.base, main_~output~0#1.offset := main_#t~malloc23#1.base, main_#t~malloc23#1.offset;assume { :begin_inline_build_fullname } true;build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset, build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset, build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset := main_~output~0#1.base, main_~output~0#1.offset, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset;havoc build_fullname_#t~mem8#1, build_fullname_#t~mem9#1, build_fullname_#t~short10#1, build_fullname_#t~pre11#1.base, build_fullname_#t~pre11#1.offset, build_fullname_#t~mem12#1, build_fullname_#t~mem13#1, build_fullname_#t~short14#1, build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset, build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset, build_fullname_#t~pre17#1.base, build_fullname_#t~pre17#1.offset, build_fullname_#t~ret18#1.base, build_fullname_#t~ret18#1.offset, build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset, build_fullname_~filename#1.base, build_fullname_~filename#1.offset, build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset;build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset := build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset;build_fullname_~directory#1.base, build_fullname_~directory#1.offset := build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset;build_fullname_~filename#1.base, build_fullname_~filename#1.offset := build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset;build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset := build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset;call build_fullname_#t~mem8#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short10#1 := 47 == build_fullname_#t~mem8#1; 647#L521 assume !build_fullname_#t~short10#1; 654#L521-2 assume !build_fullname_#t~short10#1;havoc build_fullname_#t~mem8#1;havoc build_fullname_#t~mem9#1;havoc build_fullname_#t~short10#1;call build_fullname_#t~mem12#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short14#1 := 46 != build_fullname_#t~mem12#1; 664#L523 assume build_fullname_#t~short14#1; 655#L523-2 assume build_fullname_#t~short14#1;havoc build_fullname_#t~mem12#1;havoc build_fullname_#t~mem13#1;havoc build_fullname_#t~short14#1;assume { :begin_inline_strcpy } true;strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset, strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset;havoc strcpy_#res#1.base, strcpy_#res#1.offset;havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, strcpy_#t~mem4#1, strcpy_~s1#1.base, strcpy_~s1#1.offset, strcpy_~s2#1.base, strcpy_~s2#1.offset, strcpy_~res~0#1.base, strcpy_~res~0#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset;strcpy_~res~0#1.base, strcpy_~res~0#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset; 663#L508-3 strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 660#L508-1 assume !(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 662#L508-4 strcpy_#res#1.base, strcpy_#res#1.offset := strcpy_~res~0#1.base, strcpy_~res~0#1.offset; 661#L509 build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset := strcpy_#res#1.base, strcpy_#res#1.offset;assume { :end_inline_strcpy } true;havoc build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset;assume { :begin_inline_strchr } true;strchr_#in~t#1.base, strchr_#in~t#1.offset, strchr_#in~c#1 := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, 0;havoc strchr_#res#1.base, strchr_#res#1.offset;havoc strchr_#t~mem5#1, strchr_#t~mem6#1, strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset, strchr_~t#1.base, strchr_~t#1.offset, strchr_~c#1, strchr_~ch~0#1;strchr_~t#1.base, strchr_~t#1.offset := strchr_#in~t#1.base, strchr_#in~t#1.offset;strchr_~c#1 := strchr_#in~c#1;havoc strchr_~ch~0#1;strchr_~ch~0#1 := (if strchr_~c#1 % 256 <= 127 then strchr_~c#1 % 256 else strchr_~c#1 % 256 - 256); 649#L514-2 [2022-11-02 20:46:28,666 INFO L750 eck$LassoCheckResult]: Loop: 649#L514-2 assume !false;call strchr_#t~mem5#1 := read~int(strchr_~t#1.base, strchr_~t#1.offset, 1); 652#L515 assume !(strchr_#t~mem5#1 == strchr_~ch~0#1);havoc strchr_#t~mem5#1;call strchr_#t~mem6#1 := read~int(strchr_~t#1.base, strchr_~t#1.offset, 1); 648#L515-2 assume !(0 == strchr_#t~mem6#1);havoc strchr_#t~mem6#1;strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;strchr_~t#1.base, strchr_~t#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;havoc strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset; 649#L514-2 [2022-11-02 20:46:28,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:28,667 INFO L85 PathProgramCache]: Analyzing trace with hash -1906744455, now seen corresponding path program 1 times [2022-11-02 20:46:28,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:28,667 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083136156] [2022-11-02 20:46:28,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:28,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:28,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:28,692 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:46:28,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:28,708 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:46:28,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:28,709 INFO L85 PathProgramCache]: Analyzing trace with hash 85564, now seen corresponding path program 2 times [2022-11-02 20:46:28,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:28,709 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142871570] [2022-11-02 20:46:28,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:28,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:28,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:28,712 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:46:28,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:28,715 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:46:28,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:28,715 INFO L85 PathProgramCache]: Analyzing trace with hash 1413453764, now seen corresponding path program 1 times [2022-11-02 20:46:28,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:28,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186160403] [2022-11-02 20:46:28,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:28,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:28,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:28,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:46:28,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:46:28,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186160403] [2022-11-02 20:46:28,892 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186160403] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:46:28,892 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:46:28,892 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:46:28,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834556160] [2022-11-02 20:46:28,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:46:28,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:46:28,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:46:28,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:46:28,942 INFO L87 Difference]: Start difference. First operand 21 states and 24 transitions. cyclomatic complexity: 5 Second operand has 7 states, 6 states have (on average 2.5) 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) [2022-11-02 20:46:29,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:46:29,017 INFO L93 Difference]: Finished difference Result 27 states and 30 transitions. [2022-11-02 20:46:29,018 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 30 transitions. [2022-11-02 20:46:29,018 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:46:29,018 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 22 states and 25 transitions. [2022-11-02 20:46:29,019 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2022-11-02 20:46:29,019 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2022-11-02 20:46:29,019 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 25 transitions. [2022-11-02 20:46:29,019 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:46:29,019 INFO L218 hiAutomatonCegarLoop]: Abstraction has 22 states and 25 transitions. [2022-11-02 20:46:29,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 25 transitions. [2022-11-02 20:46:29,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 19. [2022-11-02 20:46:29,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 18 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:46:29,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 22 transitions. [2022-11-02 20:46:29,021 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 22 transitions. [2022-11-02 20:46:29,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:46:29,024 INFO L428 stractBuchiCegarLoop]: Abstraction has 19 states and 22 transitions. [2022-11-02 20:46:29,024 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-02 20:46:29,025 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 22 transitions. [2022-11-02 20:46:29,025 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:46:29,025 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:46:29,025 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:46:29,026 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:46:29,026 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-02 20:46:29,026 INFO L748 eck$LassoCheckResult]: Stem: 708#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 709#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet19#1, main_#t~nondet20#1, main_#t~malloc21#1.base, main_#t~malloc21#1.offset, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~malloc23#1.base, main_#t~malloc23#1.offset, main_~dir_len~0#1, main_~file_len~0#1, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset, main_~output~0#1.base, main_~output~0#1.offset;main_~dir_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1; 717#L532 assume !(main_~dir_len~0#1 < 1);main_~file_len~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1; 710#L534 assume !(main_~file_len~0#1 < 1);call main_#t~malloc21#1.base, main_#t~malloc21#1.offset := #Ultimate.allocOnStack(main_~dir_len~0#1 % 18446744073709551616);main_~dir~0#1.base, main_~dir~0#1.offset := main_#t~malloc21#1.base, main_#t~malloc21#1.offset;call write~int(0, main_~dir~0#1.base, main_~dir~0#1.offset + (main_~dir_len~0#1 - 1), 1);call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~file_len~0#1 % 18446744073709551616);main_~file~0#1.base, main_~file~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call write~int(0, main_~file~0#1.base, main_~file~0#1.offset + (main_~file_len~0#1 - 1), 1);call main_#t~malloc23#1.base, main_#t~malloc23#1.offset := #Ultimate.allocOnStack((2 + (main_~dir_len~0#1 + main_~file_len~0#1)) % 18446744073709551616);main_~output~0#1.base, main_~output~0#1.offset := main_#t~malloc23#1.base, main_#t~malloc23#1.offset;assume { :begin_inline_build_fullname } true;build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset, build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset, build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset := main_~output~0#1.base, main_~output~0#1.offset, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset;havoc build_fullname_#t~mem8#1, build_fullname_#t~mem9#1, build_fullname_#t~short10#1, build_fullname_#t~pre11#1.base, build_fullname_#t~pre11#1.offset, build_fullname_#t~mem12#1, build_fullname_#t~mem13#1, build_fullname_#t~short14#1, build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset, build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset, build_fullname_#t~pre17#1.base, build_fullname_#t~pre17#1.offset, build_fullname_#t~ret18#1.base, build_fullname_#t~ret18#1.offset, build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset, build_fullname_~filename#1.base, build_fullname_~filename#1.offset, build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset;build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset := build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset;build_fullname_~directory#1.base, build_fullname_~directory#1.offset := build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset;build_fullname_~filename#1.base, build_fullname_~filename#1.offset := build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset;build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset := build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset;call build_fullname_#t~mem8#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short10#1 := 47 == build_fullname_#t~mem8#1; 711#L521 assume !build_fullname_#t~short10#1; 714#L521-2 assume !build_fullname_#t~short10#1;havoc build_fullname_#t~mem8#1;havoc build_fullname_#t~mem9#1;havoc build_fullname_#t~short10#1;call build_fullname_#t~mem12#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short14#1 := 46 != build_fullname_#t~mem12#1; 715#L523 assume !build_fullname_#t~short14#1;call build_fullname_#t~mem13#1 := read~int(build_fullname_~directory#1.base, 1 + build_fullname_~directory#1.offset, 1);build_fullname_#t~short14#1 := 0 != build_fullname_#t~mem13#1; 720#L523-2 assume build_fullname_#t~short14#1;havoc build_fullname_#t~mem12#1;havoc build_fullname_#t~mem13#1;havoc build_fullname_#t~short14#1;assume { :begin_inline_strcpy } true;strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset, strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset;havoc strcpy_#res#1.base, strcpy_#res#1.offset;havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, strcpy_#t~mem4#1, strcpy_~s1#1.base, strcpy_~s1#1.offset, strcpy_~s2#1.base, strcpy_~s2#1.offset, strcpy_~res~0#1.base, strcpy_~res~0#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset;strcpy_~res~0#1.base, strcpy_~res~0#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset; 721#L508-3 strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 722#L508-1 assume !!(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 723#L508-3 strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 724#L508-1 assume !(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 726#L508-4 strcpy_#res#1.base, strcpy_#res#1.offset := strcpy_~res~0#1.base, strcpy_~res~0#1.offset; 725#L509 build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset := strcpy_#res#1.base, strcpy_#res#1.offset;assume { :end_inline_strcpy } true;havoc build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset;assume { :begin_inline_strchr } true;strchr_#in~t#1.base, strchr_#in~t#1.offset, strchr_#in~c#1 := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, 0;havoc strchr_#res#1.base, strchr_#res#1.offset;havoc strchr_#t~mem5#1, strchr_#t~mem6#1, strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset, strchr_~t#1.base, strchr_~t#1.offset, strchr_~c#1, strchr_~ch~0#1;strchr_~t#1.base, strchr_~t#1.offset := strchr_#in~t#1.base, strchr_#in~t#1.offset;strchr_~c#1 := strchr_#in~c#1;havoc strchr_~ch~0#1;strchr_~ch~0#1 := (if strchr_~c#1 % 256 <= 127 then strchr_~c#1 % 256 else strchr_~c#1 % 256 - 256); 713#L514-2 [2022-11-02 20:46:29,026 INFO L750 eck$LassoCheckResult]: Loop: 713#L514-2 assume !false;call strchr_#t~mem5#1 := read~int(strchr_~t#1.base, strchr_~t#1.offset, 1); 716#L515 assume !(strchr_#t~mem5#1 == strchr_~ch~0#1);havoc strchr_#t~mem5#1;call strchr_#t~mem6#1 := read~int(strchr_~t#1.base, strchr_~t#1.offset, 1); 712#L515-2 assume !(0 == strchr_#t~mem6#1);havoc strchr_#t~mem6#1;strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;strchr_~t#1.base, strchr_~t#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;havoc strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset; 713#L514-2 [2022-11-02 20:46:29,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:29,026 INFO L85 PathProgramCache]: Analyzing trace with hash 761840220, now seen corresponding path program 1 times [2022-11-02 20:46:29,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:29,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46824884] [2022-11-02 20:46:29,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:29,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:29,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:29,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:46:29,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:46:29,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46824884] [2022-11-02 20:46:29,812 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [46824884] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:46:29,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [604171710] [2022-11-02 20:46:29,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:29,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:46:29,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:29,813 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:46:29,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Waiting until timeout for monitored process [2022-11-02 20:46:29,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:29,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 64 conjunts are in the unsatisfiable core [2022-11-02 20:46:29,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:46:29,957 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 12 [2022-11-02 20:46:30,058 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 15 treesize of output 17 [2022-11-02 20:46:30,087 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-02 20:46:30,090 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-02 20:46:30,090 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 16 treesize of output 11 [2022-11-02 20:46:30,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:46:30,094 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:46:30,120 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_254 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_strcpy_~s1#1.base| v_ArrVal_254) |c_ULTIMATE.start_strcpy_~s2#1.base|) (+ |c_ULTIMATE.start_strcpy_~s2#1.offset| 1)) 0))) is different from false [2022-11-02 20:46:30,159 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 26 [2022-11-02 20:46:30,162 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2022-11-02 20:46:30,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 1 not checked. [2022-11-02 20:46:30,192 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [604171710] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:46:30,192 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-02 20:46:30,193 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2022-11-02 20:46:30,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693417140] [2022-11-02 20:46:30,193 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-02 20:46:30,194 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:46:30,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:30,194 INFO L85 PathProgramCache]: Analyzing trace with hash 85564, now seen corresponding path program 3 times [2022-11-02 20:46:30,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:30,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992163425] [2022-11-02 20:46:30,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:30,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:30,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:30,199 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:46:30,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:30,213 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:46:30,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:46:30,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-02 20:46:30,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=102, Unknown=1, NotChecked=20, Total=156 [2022-11-02 20:46:30,262 INFO L87 Difference]: Start difference. First operand 19 states and 22 transitions. cyclomatic complexity: 5 Second operand has 13 states, 13 states have (on average 1.9230769230769231) internal successors, (25), 13 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) [2022-11-02 20:46:30,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:46:30,375 INFO L93 Difference]: Finished difference Result 24 states and 27 transitions. [2022-11-02 20:46:30,375 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 27 transitions. [2022-11-02 20:46:30,376 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:46:30,376 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 24 states and 27 transitions. [2022-11-02 20:46:30,376 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2022-11-02 20:46:30,377 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2022-11-02 20:46:30,377 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 27 transitions. [2022-11-02 20:46:30,377 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:46:30,377 INFO L218 hiAutomatonCegarLoop]: Abstraction has 24 states and 27 transitions. [2022-11-02 20:46:30,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 27 transitions. [2022-11-02 20:46:30,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 23. [2022-11-02 20:46:30,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 22 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:46:30,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 26 transitions. [2022-11-02 20:46:30,379 INFO L240 hiAutomatonCegarLoop]: Abstraction has 23 states and 26 transitions. [2022-11-02 20:46:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:46:30,380 INFO L428 stractBuchiCegarLoop]: Abstraction has 23 states and 26 transitions. [2022-11-02 20:46:30,381 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-02 20:46:30,381 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 26 transitions. [2022-11-02 20:46:30,381 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:46:30,381 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:46:30,381 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:46:30,382 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:46:30,382 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-02 20:46:30,382 INFO L748 eck$LassoCheckResult]: Stem: 851#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 852#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet19#1, main_#t~nondet20#1, main_#t~malloc21#1.base, main_#t~malloc21#1.offset, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~malloc23#1.base, main_#t~malloc23#1.offset, main_~dir_len~0#1, main_~file_len~0#1, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset, main_~output~0#1.base, main_~output~0#1.offset;main_~dir_len~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1; 860#L532 assume !(main_~dir_len~0#1 < 1);main_~file_len~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1; 853#L534 assume !(main_~file_len~0#1 < 1);call main_#t~malloc21#1.base, main_#t~malloc21#1.offset := #Ultimate.allocOnStack(main_~dir_len~0#1 % 18446744073709551616);main_~dir~0#1.base, main_~dir~0#1.offset := main_#t~malloc21#1.base, main_#t~malloc21#1.offset;call write~int(0, main_~dir~0#1.base, main_~dir~0#1.offset + (main_~dir_len~0#1 - 1), 1);call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~file_len~0#1 % 18446744073709551616);main_~file~0#1.base, main_~file~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call write~int(0, main_~file~0#1.base, main_~file~0#1.offset + (main_~file_len~0#1 - 1), 1);call main_#t~malloc23#1.base, main_#t~malloc23#1.offset := #Ultimate.allocOnStack((2 + (main_~dir_len~0#1 + main_~file_len~0#1)) % 18446744073709551616);main_~output~0#1.base, main_~output~0#1.offset := main_#t~malloc23#1.base, main_#t~malloc23#1.offset;assume { :begin_inline_build_fullname } true;build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset, build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset, build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset := main_~output~0#1.base, main_~output~0#1.offset, main_~dir~0#1.base, main_~dir~0#1.offset, main_~file~0#1.base, main_~file~0#1.offset;havoc build_fullname_#t~mem8#1, build_fullname_#t~mem9#1, build_fullname_#t~short10#1, build_fullname_#t~pre11#1.base, build_fullname_#t~pre11#1.offset, build_fullname_#t~mem12#1, build_fullname_#t~mem13#1, build_fullname_#t~short14#1, build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset, build_fullname_#t~ret16#1.base, build_fullname_#t~ret16#1.offset, build_fullname_#t~pre17#1.base, build_fullname_#t~pre17#1.offset, build_fullname_#t~ret18#1.base, build_fullname_#t~ret18#1.offset, build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset, build_fullname_~filename#1.base, build_fullname_~filename#1.offset, build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset;build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset := build_fullname_#in~fullname#1.base, build_fullname_#in~fullname#1.offset;build_fullname_~directory#1.base, build_fullname_~directory#1.offset := build_fullname_#in~directory#1.base, build_fullname_#in~directory#1.offset;build_fullname_~filename#1.base, build_fullname_~filename#1.offset := build_fullname_#in~filename#1.base, build_fullname_#in~filename#1.offset;build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset := build_fullname_~fullname#1.base, build_fullname_~fullname#1.offset;call build_fullname_#t~mem8#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short10#1 := 47 == build_fullname_#t~mem8#1; 854#L521 assume !build_fullname_#t~short10#1; 857#L521-2 assume !build_fullname_#t~short10#1;havoc build_fullname_#t~mem8#1;havoc build_fullname_#t~mem9#1;havoc build_fullname_#t~short10#1;call build_fullname_#t~mem12#1 := read~int(build_fullname_~directory#1.base, build_fullname_~directory#1.offset, 1);build_fullname_#t~short14#1 := 46 != build_fullname_#t~mem12#1; 858#L523 assume build_fullname_#t~short14#1; 863#L523-2 assume build_fullname_#t~short14#1;havoc build_fullname_#t~mem12#1;havoc build_fullname_#t~mem13#1;havoc build_fullname_#t~short14#1;assume { :begin_inline_strcpy } true;strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset, strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, build_fullname_~directory#1.base, build_fullname_~directory#1.offset;havoc strcpy_#res#1.base, strcpy_#res#1.offset;havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, strcpy_#t~mem4#1, strcpy_~s1#1.base, strcpy_~s1#1.offset, strcpy_~s2#1.base, strcpy_~s2#1.offset, strcpy_~res~0#1.base, strcpy_~res~0#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset;strcpy_~res~0#1.base, strcpy_~res~0#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset; 864#L508-3 strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 865#L508-1 assume !!(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 873#L508-3 strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 872#L508-1 assume !(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 871#L508-4 strcpy_#res#1.base, strcpy_#res#1.offset := strcpy_~res~0#1.base, strcpy_~res~0#1.offset; 870#L509 build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset := strcpy_#res#1.base, strcpy_#res#1.offset;assume { :end_inline_strcpy } true;havoc build_fullname_#t~ret15#1.base, build_fullname_#t~ret15#1.offset;assume { :begin_inline_strchr } true;strchr_#in~t#1.base, strchr_#in~t#1.offset, strchr_#in~c#1 := build_fullname_~dest~0#1.base, build_fullname_~dest~0#1.offset, 0;havoc strchr_#res#1.base, strchr_#res#1.offset;havoc strchr_#t~mem5#1, strchr_#t~mem6#1, strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset, strchr_~t#1.base, strchr_~t#1.offset, strchr_~c#1, strchr_~ch~0#1;strchr_~t#1.base, strchr_~t#1.offset := strchr_#in~t#1.base, strchr_#in~t#1.offset;strchr_~c#1 := strchr_#in~c#1;havoc strchr_~ch~0#1;strchr_~ch~0#1 := (if strchr_~c#1 % 256 <= 127 then strchr_~c#1 % 256 else strchr_~c#1 % 256 - 256); 856#L514-2 [2022-11-02 20:46:30,383 INFO L750 eck$LassoCheckResult]: Loop: 856#L514-2 assume !false;call strchr_#t~mem5#1 := read~int(strchr_~t#1.base, strchr_~t#1.offset, 1); 859#L515 assume !(strchr_#t~mem5#1 == strchr_~ch~0#1);havoc strchr_#t~mem5#1;call strchr_#t~mem6#1 := read~int(strchr_~t#1.base, strchr_~t#1.offset, 1); 855#L515-2 assume !(0 == strchr_#t~mem6#1);havoc strchr_#t~mem6#1;strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;strchr_~t#1.base, strchr_~t#1.offset := strchr_~t#1.base, 1 + strchr_~t#1.offset;havoc strchr_#t~pre7#1.base, strchr_#t~pre7#1.offset; 856#L514-2 [2022-11-02 20:46:30,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:30,383 INFO L85 PathProgramCache]: Analyzing trace with hash 1571186846, now seen corresponding path program 1 times [2022-11-02 20:46:30,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:30,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404125034] [2022-11-02 20:46:30,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:30,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:30,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:30,406 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:46:30,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:30,424 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:46:30,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:30,425 INFO L85 PathProgramCache]: Analyzing trace with hash 85564, now seen corresponding path program 4 times [2022-11-02 20:46:30,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:30,425 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622181017] [2022-11-02 20:46:30,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:30,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:30,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:30,429 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:46:30,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:30,431 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:46:30,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:30,432 INFO L85 PathProgramCache]: Analyzing trace with hash 673793151, now seen corresponding path program 1 times [2022-11-02 20:46:30,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:30,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888052421] [2022-11-02 20:46:30,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:30,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:30,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:30,456 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:46:30,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:46:30,505 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:46:34,859 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:46:34,859 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:46:34,860 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:46:34,860 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:46:34,860 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:46:34,860 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:34,860 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:46:34,860 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:46:34,860 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration7_Lasso [2022-11-02 20:46:34,861 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:46:34,861 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:46:34,867 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:34,873 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:34,875 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:34,877 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:34,879 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:34,881 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:34,886 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:34,888 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:34,890 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:34,893 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:34,894 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:34,897 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:34,899 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:34,900 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:34,902 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:34,904 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:34,906 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:34,908 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:34,910 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:37,039 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:37,041 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:37,042 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:37,044 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:37,046 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:37,048 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:37,050 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:37,052 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:37,054 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:37,057 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:37,058 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:37,060 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:37,063 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:37,065 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:37,069 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:46:38,681 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:46:38,681 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:46:38,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:38,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:38,686 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:38,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-02 20:46:38,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:38,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:38,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:38,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:38,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:38,698 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:38,698 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:38,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:38,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:38,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-11-02 20:46:38,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:38,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:38,726 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:38,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-02 20:46:38,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:38,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:38,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:38,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:38,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:38,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:38,737 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:38,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:38,738 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:38,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-11-02 20:46:38,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:38,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:38,761 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:38,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-02 20:46:38,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:38,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:38,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:38,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:38,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:38,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:38,773 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:38,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:38,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:38,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:38,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:38,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:38,795 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:38,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-02 20:46:38,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:38,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:38,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:38,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:38,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:38,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:38,807 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:38,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:38,808 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:38,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-11-02 20:46:38,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:38,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:38,831 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:38,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-02 20:46:38,833 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:38,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:38,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:38,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:38,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:38,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:38,843 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:38,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:38,844 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:38,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-11-02 20:46:38,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:38,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:38,864 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:38,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-02 20:46:38,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:38,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:38,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:38,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:38,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:38,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:38,876 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:38,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:38,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:38,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:38,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:38,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:38,902 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:38,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-02 20:46:38,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:38,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:38,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:38,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:38,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:38,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:38,915 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:38,915 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:38,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:38,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-11-02 20:46:38,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:38,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:38,948 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:38,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-02 20:46:38,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:38,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:38,959 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:38,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:38,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:38,959 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:38,959 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:38,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:38,960 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:38,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-11-02 20:46:38,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:38,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:38,982 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:38,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-02 20:46:38,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:38,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:38,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:38,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:38,993 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:38,994 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:38,995 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:38,998 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:39,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-11-02 20:46:39,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:39,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:39,019 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:39,029 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:39,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:39,042 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:39,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:39,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:39,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:39,043 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:39,043 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:39,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-02 20:46:39,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:39,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:39,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:39,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:39,093 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:39,115 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:39,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:39,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:39,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:39,128 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:39,129 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:39,129 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:39,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-02 20:46:39,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:39,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-11-02 20:46:39,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:39,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:39,167 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:39,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-02 20:46:39,169 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:39,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:39,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:39,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:39,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:39,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:39,179 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:39,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:39,180 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:39,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-11-02 20:46:39,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:39,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:39,202 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:39,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-02 20:46:39,205 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 [2022-11-02 20:46:39,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:39,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:39,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:39,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:39,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:39,215 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:39,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:39,216 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:39,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-11-02 20:46:39,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:39,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:39,238 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:39,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-02 20:46:39,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:39,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:39,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:39,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:39,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:39,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:39,250 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:39,250 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:39,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:39,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-11-02 20:46:39,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:39,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:39,277 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:39,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-02 20:46:39,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:39,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:39,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:39,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:39,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:39,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:39,289 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:39,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:39,290 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:39,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-11-02 20:46:39,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:39,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:39,311 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:39,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-02 20:46:39,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:39,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:39,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:39,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:39,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:39,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:39,323 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:39,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:39,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:39,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:39,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:39,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:39,346 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:39,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-02 20:46:39,348 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 [2022-11-02 20:46:39,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:39,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:39,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:39,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:39,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:39,358 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:39,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:39,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:39,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-11-02 20:46:39,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:39,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:39,380 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:39,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-02 20:46:39,382 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:39,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:39,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:39,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:39,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:39,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:39,393 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:39,393 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:39,394 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:39,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-11-02 20:46:39,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:39,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:39,415 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:39,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-02 20:46:39,419 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:39,428 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:39,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:39,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:39,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:39,431 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:39,431 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:39,438 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:39,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:39,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:39,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:39,460 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:39,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-02 20:46:39,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:39,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:39,471 INFO L203 nArgumentSynthesizer]: 3 stem disjuncts [2022-11-02 20:46:39,471 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-11-02 20:46:39,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:39,507 INFO L401 nArgumentSynthesizer]: We have 64 Motzkin's Theorem applications. [2022-11-02 20:46:39,507 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-11-02 20:46:39,592 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:39,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:39,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:39,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:39,626 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:39,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:39,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:39,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:46:39,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:39,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:39,642 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:39,642 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:46:39,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:46:39,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-02 20:46:39,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:39,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:39,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:39,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:39,690 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:39,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:39,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:39,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:39,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:39,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:39,707 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:39,707 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:39,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-02 20:46:39,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:39,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:39,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:39,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:39,749 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:39,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:39,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:39,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:39,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:39,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:39,767 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:39,767 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:39,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-02 20:46:39,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:39,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:39,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:39,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:39,817 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:39,821 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:39,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:39,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:39,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:39,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:39,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-02 20:46:39,848 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:39,848 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:39,881 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:46:39,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:39,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:39,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:39,914 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:39,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:46:39,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:46:39,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:46:39,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:46:39,931 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:46:39,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-02 20:46:39,948 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:46:39,948 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:46:39,985 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:46:40,134 INFO L443 ModelExtractionUtils]: Simplification made 42 calls to the SMT solver. [2022-11-02 20:46:40,134 INFO L444 ModelExtractionUtils]: 43 out of 79 variables were initially zero. Simplification set additionally 33 variables to zero. [2022-11-02 20:46:40,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:46:40,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:46:40,141 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:46:40,143 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:46:40,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-02 20:46:40,181 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-02 20:46:40,181 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:46:40,182 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_strcpy_~s1#1.base)_3, ULTIMATE.start_strchr_~t#1.offset) = 1*v_rep(select #length ULTIMATE.start_strcpy_~s1#1.base)_3 - 1*ULTIMATE.start_strchr_~t#1.offset Supporting invariants [] [2022-11-02 20:46:40,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:40,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-11-02 20:46:40,545 INFO L156 tatePredicateManager]: 52 out of 53 supporting invariants were superfluous and have been removed [2022-11-02 20:46:40,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:40,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:40,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-02 20:46:40,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:46:40,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:40,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-02 20:46:40,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:46:40,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:46:40,688 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-11-02 20:46:40,688 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 23 states and 26 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 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) [2022-11-02 20:46:40,723 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 23 states and 26 transitions. cyclomatic complexity: 5. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 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 26 states and 30 transitions. Complement of second has 5 states. [2022-11-02 20:46:40,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-02 20:46:40,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 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) [2022-11-02 20:46:40,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2022-11-02 20:46:40,724 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 14 letters. Loop has 3 letters. [2022-11-02 20:46:40,724 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:46:40,724 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 17 letters. Loop has 3 letters. [2022-11-02 20:46:40,724 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:46:40,725 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 14 letters. Loop has 6 letters. [2022-11-02 20:46:40,725 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:46:40,725 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 30 transitions. [2022-11-02 20:46:40,725 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-02 20:46:40,725 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 0 states and 0 transitions. [2022-11-02 20:46:40,725 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-02 20:46:40,726 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-02 20:46:40,726 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-02 20:46:40,726 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:46:40,726 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:46:40,726 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:46:40,726 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:46:40,726 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-11-02 20:46:40,726 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-02 20:46:40,726 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-02 20:46:40,726 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-02 20:46:40,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.11 08:46:40 BoogieIcfgContainer [2022-11-02 20:46:40,733 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-02 20:46:40,733 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:46:40,733 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:46:40,734 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:46:40,734 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:46:11" (3/4) ... [2022-11-02 20:46:40,736 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-02 20:46:40,736 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:46:40,737 INFO L158 Benchmark]: Toolchain (without parser) took 30236.37ms. Allocated memory was 86.0MB in the beginning and 201.3MB in the end (delta: 115.3MB). Free memory was 52.4MB in the beginning and 138.9MB in the end (delta: -86.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-02 20:46:40,737 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 86.0MB. Free memory was 38.4MB in the beginning and 38.3MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:46:40,738 INFO L158 Benchmark]: CACSL2BoogieTranslator took 528.21ms. Allocated memory was 86.0MB in the beginning and 115.3MB in the end (delta: 29.4MB). Free memory was 52.1MB in the beginning and 86.0MB in the end (delta: -33.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 20:46:40,738 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.26ms. Allocated memory is still 115.3MB. Free memory was 86.0MB in the beginning and 83.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:46:40,738 INFO L158 Benchmark]: Boogie Preprocessor took 56.43ms. Allocated memory is still 115.3MB. Free memory was 83.7MB in the beginning and 81.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:46:40,739 INFO L158 Benchmark]: RCFGBuilder took 546.78ms. Allocated memory is still 115.3MB. Free memory was 81.9MB in the beginning and 65.5MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-02 20:46:40,739 INFO L158 Benchmark]: BuchiAutomizer took 29049.15ms. Allocated memory was 115.3MB in the beginning and 201.3MB in the end (delta: 86.0MB). Free memory was 65.2MB in the beginning and 138.9MB in the end (delta: -73.7MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2022-11-02 20:46:40,739 INFO L158 Benchmark]: Witness Printer took 3.32ms. Allocated memory is still 201.3MB. Free memory is still 138.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:46:40,741 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 86.0MB. Free memory was 38.4MB in the beginning and 38.3MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 528.21ms. Allocated memory was 86.0MB in the beginning and 115.3MB in the end (delta: 29.4MB). Free memory was 52.1MB in the beginning and 86.0MB in the end (delta: -33.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.26ms. Allocated memory is still 115.3MB. Free memory was 86.0MB in the beginning and 83.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.43ms. Allocated memory is still 115.3MB. Free memory was 83.7MB in the beginning and 81.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 546.78ms. Allocated memory is still 115.3MB. Free memory was 81.9MB in the beginning and 65.5MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 29049.15ms. Allocated memory was 115.3MB in the beginning and 201.3MB in the end (delta: 86.0MB). Free memory was 65.2MB in the beginning and 138.9MB in the end (delta: -73.7MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * Witness Printer took 3.32ms. Allocated memory is still 201.3MB. Free memory is still 138.9MB. 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 7 terminating modules (4 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[file] + -1 * s2 and consists of 5 locations. One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (dir_len+file_len+2)] + -1 * s2 and consists of 4 locations. One deterministic module has affine ranking function unknown-#length-unknown[s1] + -1 * t and consists of 4 locations. 4 modules have a trivial ranking function, the largest among these consists of 13 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 28.9s and 8 iterations. TraceHistogramMax:2. Analysis of lassos took 27.7s. Construction of modules took 0.2s. Büchi inclusion checks took 0.8s. Highest rank in rank-based complementation 3. Minimization of det autom 7. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 8 StatesRemovedByMinimization, 4 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 [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 110 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 110 mSDsluCounter, 285 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 27 IncrementalHoareTripleChecker+Unchecked, 174 mSDsCounter, 23 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 194 IncrementalHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 23 mSolverCounterUnsat, 111 mSDtfsCounter, 194 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU3 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital525 mio100 ax100 hnf100 lsp98 ukn69 mio100 lsp50 div162 bol100 ite100 ukn100 eq172 hnf91 smp70 dnf123 smp86 tf100 neg99 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 133ms VariablesStem: 7 VariablesLoop: 2 DisjunctsStem: 3 DisjunctsLoop: 4 SupportingInvariants: 8 MotzkinApplications: 64 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! [2022-11-02 20:46:40,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Ended with exit code 0 [2022-11-02 20:46:40,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52b808fc-ebbc-4cd5-ab64-46710d84dc21/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE