./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_strlen_malloc.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_strlen_malloc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD --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 ba2b2304f59c42f24b0ea6cefca15c75c2792e09691962ca65c937e0583a810e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:52:30,900 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:52:30,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:52:30,972 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:52:30,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:52:30,975 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:52:30,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:52:30,981 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:52:30,984 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:52:30,985 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:52:30,987 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:52:30,989 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:52:30,990 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:52:30,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:52:30,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:52:30,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:52:30,998 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:52:31,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:52:31,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:52:31,006 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:52:31,009 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:52:31,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:52:31,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:52:31,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:52:31,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:52:31,027 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:52:31,028 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:52:31,029 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:52:31,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:52:31,037 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:52:31,038 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:52:31,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:52:31,041 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:52:31,043 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:52:31,045 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:52:31,046 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:52:31,048 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:52:31,048 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:52:31,049 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:52:31,050 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:52:31,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:52:31,053 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-28 23:52:31,111 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:52:31,112 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:52:31,113 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:52:31,113 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:52:31,115 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:52:31,116 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:52:31,116 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:52:31,117 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 23:52:31,117 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 23:52:31,117 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 23:52:31,118 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 23:52:31,119 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 23:52:31,119 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 23:52:31,120 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:52:31,120 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:52:31,120 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:52:31,120 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:52:31,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 23:52:31,121 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 23:52:31,121 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 23:52:31,121 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:52:31,122 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 23:52:31,122 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:52:31,122 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 23:52:31,123 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:52:31,123 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:52:31,125 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:52:31,126 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:52:31,126 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:52:31,128 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 23:52:31,128 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_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba2b2304f59c42f24b0ea6cefca15c75c2792e09691962ca65c937e0583a810e [2021-10-28 23:52:31,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:52:31,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:52:31,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:52:31,573 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:52:31,574 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:52:31,575 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/termination-recursive-malloc/rec_strlen_malloc.i [2021-10-28 23:52:31,670 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/data/f9599fe19/c9879c8052ff4e03b3946244717b0cc7/FLAG37d376263 [2021-10-28 23:52:32,268 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:52:32,270 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/sv-benchmarks/c/termination-recursive-malloc/rec_strlen_malloc.i [2021-10-28 23:52:32,285 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/data/f9599fe19/c9879c8052ff4e03b3946244717b0cc7/FLAG37d376263 [2021-10-28 23:52:32,603 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/data/f9599fe19/c9879c8052ff4e03b3946244717b0cc7 [2021-10-28 23:52:32,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:52:32,608 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:52:32,610 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:52:32,611 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:52:32,634 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:52:32,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:52:32" (1/1) ... [2021-10-28 23:52:32,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@404a8031 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:52:32, skipping insertion in model container [2021-10-28 23:52:32,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:52:32" (1/1) ... [2021-10-28 23:52:32,647 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:52:32,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:52:32,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:52:32,906 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:52:32,924 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:52:32,941 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:52:32,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:52:32 WrapperNode [2021-10-28 23:52:32,942 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:52:32,943 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:52:32,944 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:52:32,944 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:52:32,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:52:32" (1/1) ... [2021-10-28 23:52:32,963 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:52:32" (1/1) ... [2021-10-28 23:52:32,985 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:52:32,986 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:52:32,987 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:52:32,987 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:52:32,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:52:32" (1/1) ... [2021-10-28 23:52:32,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:52:32" (1/1) ... [2021-10-28 23:52:33,000 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:52:32" (1/1) ... [2021-10-28 23:52:33,001 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:52:32" (1/1) ... [2021-10-28 23:52:33,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:52:32" (1/1) ... [2021-10-28 23:52:33,009 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:52:32" (1/1) ... [2021-10-28 23:52:33,011 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:52:32" (1/1) ... [2021-10-28 23:52:33,013 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:52:33,014 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:52:33,014 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:52:33,015 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:52:33,016 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:52:32" (1/1) ... [2021-10-28 23:52:33,026 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:33,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:33,070 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:33,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 23:52:33,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 23:52:33,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-28 23:52:33,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:52:33,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:52:33,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 23:52:33,136 INFO L130 BoogieDeclarations]: Found specification of procedure rec_cstrlen [2021-10-28 23:52:33,136 INFO L138 BoogieDeclarations]: Found implementation of procedure rec_cstrlen [2021-10-28 23:52:33,420 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:52:33,420 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-10-28 23:52:33,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:52:33 BoogieIcfgContainer [2021-10-28 23:52:33,423 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:52:33,424 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 23:52:33,424 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 23:52:33,428 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 23:52:33,429 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:52:33,430 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 11:52:32" (1/3) ... [2021-10-28 23:52:33,432 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2354d244 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:52:33, skipping insertion in model container [2021-10-28 23:52:33,432 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:52:33,432 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:52:32" (2/3) ... [2021-10-28 23:52:33,433 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2354d244 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:52:33, skipping insertion in model container [2021-10-28 23:52:33,433 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:52:33,433 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:52:33" (3/3) ... [2021-10-28 23:52:33,435 INFO L389 chiAutomizerObserver]: Analyzing ICFG rec_strlen_malloc.i [2021-10-28 23:52:33,503 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 23:52:33,504 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 23:52:33,504 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 23:52:33,504 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 23:52:33,504 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 23:52:33,504 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 23:52:33,505 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 23:52:33,505 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 23:52:33,530 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-10-28 23:52:33,568 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-28 23:52:33,569 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:52:33,569 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:52:33,579 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-28 23:52:33,579 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-28 23:52:33,579 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 23:52:33,579 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-10-28 23:52:33,583 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-28 23:52:33,584 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:52:33,584 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:52:33,585 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-28 23:52:33,585 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-28 23:52:33,594 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 10#L-1true havoc main_#res;havoc main_#t~ret5.base, main_#t~ret5.offset, main_#t~ret6;havoc build_nondet_String_#res.base, build_nondet_String_#res.offset;havoc build_nondet_String_#t~nondet1, build_nondet_String_#t~malloc2.base, build_nondet_String_#t~malloc2.offset, build_nondet_String_~length~0, build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset;build_nondet_String_~length~0 := build_nondet_String_#t~nondet1;havoc build_nondet_String_#t~nondet1; 17#L11true assume !(build_nondet_String_~length~0 < 1); 11#L11-2true call build_nondet_String_#t~malloc2.base, build_nondet_String_#t~malloc2.offset := #Ultimate.allocOnHeap(build_nondet_String_~length~0);build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset := build_nondet_String_#t~malloc2.base, build_nondet_String_#t~malloc2.offset;havoc build_nondet_String_#t~malloc2.base, build_nondet_String_#t~malloc2.offset;call write~int(0, build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset + (build_nondet_String_~length~0 - 1), 1);build_nondet_String_#res.base, build_nondet_String_#res.offset := build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset; 3#L16true main_#t~ret5.base, main_#t~ret5.offset := build_nondet_String_#res.base, build_nondet_String_#res.offset; 7#L30true call main_#t~ret6 := rec_cstrlen(main_#t~ret5.base, main_#t~ret5.offset);< 12#rec_cstrlenENTRYtrue [2021-10-28 23:52:33,595 INFO L793 eck$LassoCheckResult]: Loop: 12#rec_cstrlenENTRYtrue ~s.base, ~s.offset := #in~s.base, #in~s.offset;call #t~mem3 := read~int(~s.base, ~s.offset, 1); 9#L22true assume !(0 == #t~mem3);havoc #t~mem3; 16#L25true call #t~ret4 := rec_cstrlen(~s.base, 1 + ~s.offset);< 12#rec_cstrlenENTRYtrue [2021-10-28 23:52:33,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:52:33,606 INFO L85 PathProgramCache]: Analyzing trace with hash 889568275, now seen corresponding path program 1 times [2021-10-28 23:52:33,618 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:52:33,619 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287331104] [2021-10-28 23:52:33,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:52:33,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:52:33,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:52:33,793 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:52:33,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:52:33,872 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:52:33,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:52:33,878 INFO L85 PathProgramCache]: Analyzing trace with hash 46806, now seen corresponding path program 1 times [2021-10-28 23:52:33,879 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:52:33,879 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173375503] [2021-10-28 23:52:33,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:52:33,881 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:52:33,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:52:33,903 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:52:33,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:52:33,928 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:52:33,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:52:33,933 INFO L85 PathProgramCache]: Analyzing trace with hash 1180281220, now seen corresponding path program 1 times [2021-10-28 23:52:33,934 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:52:33,934 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542627602] [2021-10-28 23:52:33,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:52:33,935 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:52:33,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:52:33,996 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:52:34,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:52:34,048 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:52:35,128 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:52:35,129 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:52:35,130 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:52:35,130 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:52:35,130 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:52:35,131 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:35,131 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:52:35,131 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:52:35,131 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_strlen_malloc.i_Iteration1_Lasso [2021-10-28 23:52:35,132 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:52:35,132 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:52:35,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,163 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,166 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,169 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,172 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,175 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,180 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,183 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,202 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,205 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,211 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,214 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,217 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,281 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,284 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,287 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:52:35,597 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:52:35,616 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:52:35,618 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:35,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:35,647 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:35,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 23:52:35,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:52:35,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:35,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:52:35,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:35,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:52:35,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:35,720 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:52:35,720 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:52:35,736 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:52:35,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:35,794 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:35,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:35,800 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:35,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:52:35,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:35,826 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:52:35,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:35,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:52:35,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:35,828 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:52:35,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:52:35,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 23:52:35,839 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:52:35,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:35,889 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:35,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:35,891 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:35,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:52:35,912 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:35,913 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:52:35,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:35,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:52:35,913 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:35,914 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:52:35,914 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:52:35,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 23:52:35,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:52:35,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-10-28 23:52:35,957 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:35,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:35,966 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:35,976 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:52:35,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:35,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:52:35,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:35,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:52:35,989 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:35,990 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:52:35,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:52:35,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 23:52:36,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:52:36,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:36,036 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:36,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:36,037 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:36,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 23:52:36,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:52:36,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:36,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:52:36,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:36,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:52:36,060 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:36,061 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:52:36,061 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:52:36,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:52:36,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-10-28 23:52:36,102 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:36,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:36,104 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:36,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 23:52:36,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:52:36,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:36,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:36,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:52:36,120 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:36,124 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:52:36,125 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:52:36,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:52:36,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:36,175 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:36,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:36,177 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:36,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 23:52:36,180 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:52:36,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:36,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:52:36,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:36,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:52:36,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:36,191 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:52:36,191 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:52:36,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:52:36,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-10-28 23:52:36,231 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:36,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:36,232 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:36,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 23:52:36,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:52:36,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:36,244 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:52:36,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:36,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:52:36,245 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:36,246 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:52:36,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:52:36,252 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:52:36,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:36,281 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:36,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:36,282 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:36,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 23:52:36,285 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 [2021-10-28 23:52:36,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:36,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:52:36,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:36,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:52:36,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:36,297 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:52:36,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:52:36,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:52:36,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-10-28 23:52:36,328 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:36,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:36,330 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:36,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 23:52:36,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:52:36,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:36,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:52:36,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:36,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:52:36,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:36,355 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:52:36,356 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:52:36,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:52:36,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:36,445 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:36,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:36,448 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:36,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 23:52:36,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:52:36,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:36,460 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:52:36,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:36,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:52:36,461 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:36,467 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:52:36,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:52:36,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:52:36,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:36,496 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:36,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:36,497 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:36,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 23:52:36,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:52:36,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:36,509 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:52:36,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:36,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:52:36,509 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:36,510 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:52:36,510 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:52:36,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:52:36,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-10-28 23:52:36,541 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:36,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:36,544 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:36,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 23:52:36,546 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:52:36,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:36,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:52:36,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:36,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:52:36,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:36,557 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:52:36,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:52:36,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:52:36,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:36,589 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:36,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:36,590 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:36,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 23:52:36,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:52:36,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:36,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:52:36,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:36,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:52:36,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:36,604 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:52:36,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:52:36,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:52:36,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:36,631 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:36,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:36,634 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:36,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 23:52:36,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:52:36,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:36,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:36,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:52:36,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:36,653 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:52:36,653 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:52:36,694 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:52:36,723 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:36,724 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:36,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:36,726 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:36,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 23:52:36,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:52:36,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:36,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:52:36,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:36,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:52:36,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:36,740 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:52:36,740 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:52:36,746 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:52:36,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:36,771 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:36,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:36,772 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:36,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 23:52:36,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:52:36,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:36,786 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:52:36,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:36,786 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:52:36,787 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:36,788 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 23:52:36,788 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:52:36,822 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:52:36,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:36,867 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:36,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:36,868 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:36,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:52:36,891 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:36,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:36,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:52:36,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:36,897 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:52:36,898 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:52:36,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 23:52:36,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:52:36,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:36,967 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:36,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:36,969 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:36,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:52:36,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:36,992 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-10-28 23:52:36,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:52:36,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:36,997 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-28 23:52:36,998 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:52:37,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-28 23:52:37,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:52:37,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:37,063 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:37,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:37,065 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:37,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-28 23:52:37,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:52:37,079 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:37,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:37,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:52:37,079 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:37,082 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:52:37,082 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:52:37,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:52:37,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-28 23:52:37,120 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:37,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:37,122 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:37,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-28 23:52:37,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:52:37,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:52:37,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:52:37,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:52:37,138 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:52:37,145 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:52:37,145 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:52:37,171 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:52:37,217 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2021-10-28 23:52:37,217 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2021-10-28 23:52:37,220 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:52:37,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:52:37,223 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:52:37,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-28 23:52:37,224 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:52:37,235 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 23:52:37,235 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:52:37,236 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length rec_cstrlen_#in~s.base)_1, rec_cstrlen_#in~s.offset) = 1*v_rep(select #length rec_cstrlen_#in~s.base)_1 - 1*rec_cstrlen_#in~s.offset Supporting invariants [] [2021-10-28 23:52:37,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-10-28 23:52:37,279 INFO L297 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2021-10-28 23:52:37,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:52:37,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:52:37,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 23:52:37,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:52:37,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:52:37,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-28 23:52:37,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:52:37,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:52:37,498 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-28 23:52:37,499 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:52:37,598 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2). Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 36 transitions. Complement of second has 8 states. [2021-10-28 23:52:37,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-28 23:52:37,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:52:37,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2021-10-28 23:52:37,604 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 6 letters. Loop has 3 letters. [2021-10-28 23:52:37,605 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:52:37,605 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 9 letters. Loop has 3 letters. [2021-10-28 23:52:37,606 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:52:37,606 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 6 letters. Loop has 6 letters. [2021-10-28 23:52:37,607 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:52:37,607 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 36 transitions. [2021-10-28 23:52:37,614 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:52:37,617 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 0 states and 0 transitions. [2021-10-28 23:52:37,618 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 23:52:37,619 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 23:52:37,619 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 23:52:37,619 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:52:37,620 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:52:37,620 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:52:37,620 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:52:37,620 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 23:52:37,620 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:52:37,620 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:52:37,620 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 23:52:37,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 11:52:37 BoogieIcfgContainer [2021-10-28 23:52:37,627 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 23:52:37,628 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:52:37,628 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:52:37,628 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:52:37,629 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:52:33" (3/4) ... [2021-10-28 23:52:37,634 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 23:52:37,634 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:52:37,636 INFO L168 Benchmark]: Toolchain (without parser) took 5026.73 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 51.4 MB in the beginning and 53.2 MB in the end (delta: -1.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:52:37,637 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 92.3 MB. Free memory is still 67.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:52:37,638 INFO L168 Benchmark]: CACSL2BoogieTranslator took 332.07 ms. Allocated memory is still 92.3 MB. Free memory was 51.1 MB in the beginning and 68.2 MB in the end (delta: -17.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:52:37,640 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.33 ms. Allocated memory is still 92.3 MB. Free memory was 68.2 MB in the beginning and 67.0 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:52:37,640 INFO L168 Benchmark]: Boogie Preprocessor took 26.74 ms. Allocated memory is still 92.3 MB. Free memory was 67.0 MB in the beginning and 65.9 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:52:37,645 INFO L168 Benchmark]: RCFGBuilder took 408.85 ms. Allocated memory is still 92.3 MB. Free memory was 65.9 MB in the beginning and 56.6 MB in the end (delta: 9.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:52:37,646 INFO L168 Benchmark]: BuchiAutomizer took 4203.29 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 56.6 MB in the beginning and 53.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:52:37,647 INFO L168 Benchmark]: Witness Printer took 6.18 ms. Allocated memory is still 111.1 MB. Free memory was 53.6 MB in the beginning and 53.2 MB in the end (delta: 376.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:52:37,658 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 92.3 MB. Free memory is still 67.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 332.07 ms. Allocated memory is still 92.3 MB. Free memory was 51.1 MB in the beginning and 68.2 MB in the end (delta: -17.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 42.33 ms. Allocated memory is still 92.3 MB. Free memory was 68.2 MB in the beginning and 67.0 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 26.74 ms. Allocated memory is still 92.3 MB. Free memory was 67.0 MB in the beginning and 65.9 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 408.85 ms. Allocated memory is still 92.3 MB. Free memory was 65.9 MB in the beginning and 56.6 MB in the end (delta: 9.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 4203.29 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 56.6 MB in the beginning and 53.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 16.1 GB. * Witness Printer took 6.18 ms. Allocated memory is still 111.1 MB. Free memory was 53.6 MB in the beginning and 53.2 MB in the end (delta: 376.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[s] + -1 * s and consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 11 SDtfs, 13 SDslu, 3 SDs, 0 SdLazy, 10 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital91 mio100 ax100 hnf100 lsp93 ukn65 mio100 lsp48 div100 bol100 ite100 ukn100 eq166 hnf91 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 52ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-28 23:52:37,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-10-28 23:52:37,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd7e596d-8a70-407c-bda0-f7111b3a07ff/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...