./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstpcpy-alloca-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstpcpy-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8 --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 bebfef36417cc629a011ca1d30e6696f3048116bc9623a75bf9b2a872de91ab8 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 12:49:05,262 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:49:05,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:49:05,315 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:49:05,318 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:49:05,323 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:49:05,327 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:49:05,334 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:49:05,342 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:49:05,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:49:05,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:49:05,352 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:49:05,353 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:49:05,360 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:49:05,363 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:49:05,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:49:05,368 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:49:05,370 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:49:05,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:49:05,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:49:05,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:49:05,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:49:05,387 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:49:05,388 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:49:05,399 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:49:05,403 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:49:05,403 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:49:05,405 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:49:05,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:49:05,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:49:05,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:49:05,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:49:05,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:49:05,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:49:05,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:49:05,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:49:05,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:49:05,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:49:05,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:49:05,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:49:05,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:49:05,423 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-16 12:49:05,474 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:49:05,474 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:49:05,475 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:49:05,476 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:49:05,478 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:49:05,478 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:49:05,478 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:49:05,478 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-16 12:49:05,479 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-16 12:49:05,479 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-16 12:49:05,479 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-16 12:49:05,479 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-16 12:49:05,479 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-16 12:49:05,480 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:49:05,480 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 12:49:05,480 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:49:05,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:49:05,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-16 12:49:05,481 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-16 12:49:05,481 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-16 12:49:05,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:49:05,481 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-16 12:49:05,481 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:49:05,482 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-16 12:49:05,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:49:05,482 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:49:05,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:49:05,483 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:49:05,484 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-16 12:49:05,484 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_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bebfef36417cc629a011ca1d30e6696f3048116bc9623a75bf9b2a872de91ab8 [2022-11-16 12:49:05,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:49:05,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:49:05,940 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:49:05,942 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:49:05,943 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:49:05,945 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstpcpy-alloca-2.i [2022-11-16 12:49:06,035 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/data/c1ecef24a/bd063985a0ff4f9b952cc599fad61633/FLAG6ff3c87f4 [2022-11-16 12:49:06,689 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:49:06,690 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/sv-benchmarks/c/termination-memory-alloca/openbsd_cstpcpy-alloca-2.i [2022-11-16 12:49:06,716 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/data/c1ecef24a/bd063985a0ff4f9b952cc599fad61633/FLAG6ff3c87f4 [2022-11-16 12:49:06,966 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/data/c1ecef24a/bd063985a0ff4f9b952cc599fad61633 [2022-11-16 12:49:06,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:49:06,972 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:49:06,977 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:49:06,978 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:49:06,983 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:49:06,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:49:06" (1/1) ... [2022-11-16 12:49:06,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e2b9d3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:06, skipping insertion in model container [2022-11-16 12:49:06,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:49:06" (1/1) ... [2022-11-16 12:49:06,997 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:49:07,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:49:07,454 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:49:07,466 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:49:07,561 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:49:07,594 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:49:07,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:07 WrapperNode [2022-11-16 12:49:07,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:49:07,596 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:49:07,596 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:49:07,596 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:49:07,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:07" (1/1) ... [2022-11-16 12:49:07,622 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:07" (1/1) ... [2022-11-16 12:49:07,650 INFO L138 Inliner]: procedures = 111, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 51 [2022-11-16 12:49:07,650 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:49:07,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:49:07,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:49:07,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:49:07,665 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:07" (1/1) ... [2022-11-16 12:49:07,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:07" (1/1) ... [2022-11-16 12:49:07,669 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:07" (1/1) ... [2022-11-16 12:49:07,669 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:07" (1/1) ... [2022-11-16 12:49:07,676 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:07" (1/1) ... [2022-11-16 12:49:07,682 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:07" (1/1) ... [2022-11-16 12:49:07,684 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:07" (1/1) ... [2022-11-16 12:49:07,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:07" (1/1) ... [2022-11-16 12:49:07,688 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:49:07,689 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:49:07,689 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:49:07,690 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:49:07,691 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:07" (1/1) ... [2022-11-16 12:49:07,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:49:07,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:49:07,740 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:49:07,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-16 12:49:07,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 12:49:07,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 12:49:07,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 12:49:07,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 12:49:07,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:49:07,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:49:07,938 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:49:07,940 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:49:08,146 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:49:08,154 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:49:08,168 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 12:49:08,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:49:08 BoogieIcfgContainer [2022-11-16 12:49:08,171 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:49:08,172 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-16 12:49:08,172 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-16 12:49:08,178 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-16 12:49:08,180 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 12:49:08,186 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 16.11 12:49:06" (1/3) ... [2022-11-16 12:49:08,188 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@13ec2e64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 12:49:08, skipping insertion in model container [2022-11-16 12:49:08,189 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 12:49:08,189 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:07" (2/3) ... [2022-11-16 12:49:08,189 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@13ec2e64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 12:49:08, skipping insertion in model container [2022-11-16 12:49:08,190 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 12:49:08,190 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:49:08" (3/3) ... [2022-11-16 12:49:08,192 INFO L332 chiAutomizerObserver]: Analyzing ICFG openbsd_cstpcpy-alloca-2.i [2022-11-16 12:49:08,330 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-16 12:49:08,331 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-16 12:49:08,331 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-16 12:49:08,331 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-16 12:49:08,332 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-16 12:49:08,332 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-16 12:49:08,332 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-16 12:49:08,332 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-16 12:49:08,339 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:49:08,390 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-16 12:49:08,392 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:49:08,392 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:49:08,401 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-16 12:49:08,402 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-16 12:49:08,402 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-16 12:49:08,403 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:49:08,409 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-16 12:49:08,410 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:49:08,410 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:49:08,411 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-16 12:49:08,412 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-16 12:49:08,425 INFO L748 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~nondet6#1, main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~ret9#1.base, main_#t~ret9#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;main_~length1~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1;main_~length2~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 12#L555true assume !(main_~length1~0#1 < 1); 6#L555-2true assume !(main_~length2~0#1 < 1); 7#L558-1true assume !(main_~length1~0#1 < main_~length2~0#1);call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call write~int(0, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstpcpy } true;cstpcpy_#in~to#1.base, cstpcpy_#in~to#1.offset, cstpcpy_#in~from#1.base, cstpcpy_#in~from#1.offset := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;havoc cstpcpy_#res#1.base, cstpcpy_#res#1.offset;havoc cstpcpy_#t~pre2#1.base, cstpcpy_#t~pre2#1.offset, cstpcpy_#t~pre3#1.base, cstpcpy_#t~pre3#1.offset, cstpcpy_#t~mem4#1, cstpcpy_~to#1.base, cstpcpy_~to#1.offset, cstpcpy_~from#1.base, cstpcpy_~from#1.offset;cstpcpy_~to#1.base, cstpcpy_~to#1.offset := cstpcpy_#in~to#1.base, cstpcpy_#in~to#1.offset;cstpcpy_~from#1.base, cstpcpy_~from#1.offset := cstpcpy_#in~from#1.base, cstpcpy_#in~from#1.offset; 8#L549-4true [2022-11-16 12:49:08,425 INFO L750 eck$LassoCheckResult]: Loop: 8#L549-4true call cstpcpy_#t~mem4#1 := read~int(cstpcpy_~from#1.base, cstpcpy_~from#1.offset, 1);call write~int(cstpcpy_#t~mem4#1, cstpcpy_~to#1.base, cstpcpy_~to#1.offset, 1); 2#L549-1true assume !!(0 != cstpcpy_#t~mem4#1);havoc cstpcpy_#t~mem4#1; 5#L549-3true cstpcpy_#t~pre2#1.base, cstpcpy_#t~pre2#1.offset := cstpcpy_~from#1.base, 1 + cstpcpy_~from#1.offset;cstpcpy_~from#1.base, cstpcpy_~from#1.offset := cstpcpy_~from#1.base, 1 + cstpcpy_~from#1.offset;havoc cstpcpy_#t~pre2#1.base, cstpcpy_#t~pre2#1.offset;cstpcpy_#t~pre3#1.base, cstpcpy_#t~pre3#1.offset := cstpcpy_~to#1.base, 1 + cstpcpy_~to#1.offset;cstpcpy_~to#1.base, cstpcpy_~to#1.offset := cstpcpy_~to#1.base, 1 + cstpcpy_~to#1.offset;havoc cstpcpy_#t~pre3#1.base, cstpcpy_#t~pre3#1.offset; 8#L549-4true [2022-11-16 12:49:08,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:49:08,443 INFO L85 PathProgramCache]: Analyzing trace with hash 28695882, now seen corresponding path program 1 times [2022-11-16 12:49:08,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:49:08,463 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317469034] [2022-11-16 12:49:08,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:49:08,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:49:08,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:49:08,678 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:49:08,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:49:08,740 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:49:08,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:49:08,745 INFO L85 PathProgramCache]: Analyzing trace with hash 52792, now seen corresponding path program 1 times [2022-11-16 12:49:08,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:49:08,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691385962] [2022-11-16 12:49:08,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:49:08,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:49:08,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:49:08,766 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:49:08,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:49:08,779 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:49:08,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:49:08,782 INFO L85 PathProgramCache]: Analyzing trace with hash 180551759, now seen corresponding path program 1 times [2022-11-16 12:49:08,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:49:08,783 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390417009] [2022-11-16 12:49:08,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:49:08,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:49:08,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:49:08,853 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:49:08,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:49:08,910 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:49:10,197 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:49:10,201 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:49:10,201 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:49:10,201 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:49:10,202 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 12:49:10,202 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:49:10,202 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:49:10,204 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:49:10,204 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstpcpy-alloca-2.i_Iteration1_Lasso [2022-11-16 12:49:10,204 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:49:10,205 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:49:10,246 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:49:10,262 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:49:10,266 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:49:10,275 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:49:10,279 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:49:10,283 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:49:10,288 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:49:10,293 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:49:10,300 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:49:11,224 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:49:11,228 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:49:11,232 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:49:11,236 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:49:11,240 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:49:11,246 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:49:11,250 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:49:11,254 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:49:11,259 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:49:12,370 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:49:12,376 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 12:49:12,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:49:12,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:49:12,385 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:49:12,405 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:49:12,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-16 12:49:12,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:49:12,424 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:49:12,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:49:12,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:49:12,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:49:12,430 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:49:12,430 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:49:12,448 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:49:12,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-16 12:49:12,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:49:12,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:49:12,464 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:49:12,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-16 12:49:12,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:49:12,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:49:12,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:49:12,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:49:12,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:49:12,501 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:49:12,504 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:49:12,504 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:49:12,516 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:49:12,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-16 12:49:12,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:49:12,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:49:12,531 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:49:12,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-16 12:49:12,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:49:12,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:49:12,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:49:12,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:49:12,552 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:49:12,557 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 12:49:12,557 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 12:49:12,569 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:49:12,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-16 12:49:12,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:49:12,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:49:12,583 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:49:12,588 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:49:12,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-16 12:49:12,606 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:49:12,606 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:49:12,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:49:12,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:49:12,607 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:49:12,609 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:49:12,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:49:12,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:49:12,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-16 12:49:12,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:49:12,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:49:12,632 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:49:12,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:49:12,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-16 12:49:12,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:49:12,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:49:12,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:49:12,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:49:12,665 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:49:12,666 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:49:12,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:49:12,684 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:49:12,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-16 12:49:12,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:49:12,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:49:12,699 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:49:12,713 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:49:12,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:49:12,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:49:12,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:49:12,730 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:49:12,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-16 12:49:12,737 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 12:49:12,737 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 12:49:12,756 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:49:12,766 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-16 12:49:12,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:49:12,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:49:12,769 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:49:12,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-16 12:49:12,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:49:12,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:49:12,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:49:12,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:49:12,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:49:12,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:49:12,798 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:49:12,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:49:12,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:49:12,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-16 12:49:12,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:49:12,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:49:12,821 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:49:12,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:49:12,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-16 12:49:12,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:49:12,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:49:12,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:49:12,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:49:12,855 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 12:49:12,856 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 12:49:12,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:49:12,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-16 12:49:12,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:49:12,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:49:12,899 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:49:12,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:49:12,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-16 12:49:12,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:49:12,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:49:12,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:49:12,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:49:12,942 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 12:49:12,943 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 12:49:12,972 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:49:12,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-16 12:49:12,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:49:12,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:49:12,980 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:49:12,998 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:49:13,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-16 12:49:13,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:49:13,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:49:13,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:49:13,017 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:49:13,017 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:49:13,019 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:49:13,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:49:13,030 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:49:13,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-16 12:49:13,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:49:13,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:49:13,044 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:49:13,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:49:13,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-16 12:49:13,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:49:13,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:49:13,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:49:13,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:49:13,088 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 12:49:13,089 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 12:49:13,112 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:49:13,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-16 12:49:13,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:49:13,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:49:13,130 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:49:13,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-16 12:49:13,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:49:13,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:49:13,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:49:13,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:49:13,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:49:13,156 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 12:49:13,156 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 12:49:13,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:49:13,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-16 12:49:13,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:49:13,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:49:13,198 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:49:13,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-16 12:49:13,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:49:13,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:49:13,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:49:13,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:49:13,228 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:49:13,232 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 12:49:13,232 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 12:49:13,252 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:49:13,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-16 12:49:13,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:49:13,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:49:13,265 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:49:13,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-16 12:49:13,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:49:13,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:49:13,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:49:13,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:49:13,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:49:13,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:49:13,294 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:49:13,295 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:49:13,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:49:13,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-16 12:49:13,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:49:13,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:49:13,318 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:49:13,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-16 12:49:13,325 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:49:13,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:49:13,342 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:49:13,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:49:13,343 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:49:13,382 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 12:49:13,382 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 12:49:13,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:49:13,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-16 12:49:13,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:49:13,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:49:13,437 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:49:13,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-16 12:49:13,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:49:13,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:49:13,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:49:13,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:49:13,470 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:49:13,491 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 12:49:13,491 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 12:49:13,529 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-16 12:49:13,608 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2022-11-16 12:49:13,608 INFO L444 ModelExtractionUtils]: 19 out of 40 variables were initially zero. Simplification set additionally 18 variables to zero. [2022-11-16 12:49:13,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:49:13,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:49:13,624 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:49:13,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-16 12:49:13,694 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-16 12:49:13,734 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-16 12:49:13,735 INFO L513 LassoAnalysis]: Proved termination. [2022-11-16 12:49:13,735 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc8#1.base)_1, ULTIMATE.start_cstpcpy_~from#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc8#1.base)_1 - 1*ULTIMATE.start_cstpcpy_~from#1.offset Supporting invariants [] [2022-11-16 12:49:13,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-11-16 12:49:13,902 INFO L156 tatePredicateManager]: 13 out of 15 supporting invariants were superfluous and have been removed [2022-11-16 12:49:14,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:49:14,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:14,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-16 12:49:14,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:49:14,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:14,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-16 12:49:14,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:49:14,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:49:14,271 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-16 12:49:14,274 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:49:14,378 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 26 states and 30 transitions. Complement of second has 6 states. [2022-11-16 12:49:14,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-16 12:49:14,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:49:14,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 20 transitions. [2022-11-16 12:49:14,399 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 5 letters. Loop has 3 letters. [2022-11-16 12:49:14,401 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:49:14,401 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 8 letters. Loop has 3 letters. [2022-11-16 12:49:14,402 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:49:14,402 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 5 letters. Loop has 6 letters. [2022-11-16 12:49:14,404 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:49:14,405 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 30 transitions. [2022-11-16 12:49:14,411 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 12:49:14,415 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 0 states and 0 transitions. [2022-11-16 12:49:14,416 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-16 12:49:14,417 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-16 12:49:14,418 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-16 12:49:14,418 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 12:49:14,418 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:49:14,419 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:49:14,419 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:49:14,419 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-16 12:49:14,419 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-16 12:49:14,420 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 12:49:14,420 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-16 12:49:14,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 16.11 12:49:14 BoogieIcfgContainer [2022-11-16 12:49:14,441 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-16 12:49:14,444 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 12:49:14,444 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 12:49:14,444 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 12:49:14,445 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:49:08" (3/4) ... [2022-11-16 12:49:14,450 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 12:49:14,450 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 12:49:14,456 INFO L158 Benchmark]: Toolchain (without parser) took 7482.75ms. Allocated memory was 144.7MB in the beginning and 180.4MB in the end (delta: 35.7MB). Free memory was 105.8MB in the beginning and 118.8MB in the end (delta: -13.0MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2022-11-16 12:49:14,457 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 144.7MB. Free memory is still 124.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:49:14,459 INFO L158 Benchmark]: CACSL2BoogieTranslator took 617.76ms. Allocated memory is still 144.7MB. Free memory was 105.5MB in the beginning and 115.3MB in the end (delta: -9.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 12:49:14,460 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.16ms. Allocated memory is still 144.7MB. Free memory was 115.3MB in the beginning and 113.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 12:49:14,461 INFO L158 Benchmark]: Boogie Preprocessor took 36.45ms. Allocated memory is still 144.7MB. Free memory was 113.4MB in the beginning and 112.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:49:14,465 INFO L158 Benchmark]: RCFGBuilder took 482.36ms. Allocated memory is still 144.7MB. Free memory was 112.1MB in the beginning and 100.8MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 12:49:14,469 INFO L158 Benchmark]: BuchiAutomizer took 6269.31ms. Allocated memory was 144.7MB in the beginning and 180.4MB in the end (delta: 35.7MB). Free memory was 100.8MB in the beginning and 118.8MB in the end (delta: -18.0MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2022-11-16 12:49:14,469 INFO L158 Benchmark]: Witness Printer took 10.25ms. Allocated memory is still 180.4MB. Free memory is still 118.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:49:14,475 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 144.7MB. Free memory is still 124.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 617.76ms. Allocated memory is still 144.7MB. Free memory was 105.5MB in the beginning and 115.3MB in the end (delta: -9.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.16ms. Allocated memory is still 144.7MB. Free memory was 115.3MB in the beginning and 113.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.45ms. Allocated memory is still 144.7MB. Free memory was 113.4MB in the beginning and 112.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 482.36ms. Allocated memory is still 144.7MB. Free memory was 112.1MB in the beginning and 100.8MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 6269.31ms. Allocated memory was 144.7MB in the beginning and 180.4MB in the end (delta: 35.7MB). Free memory was 100.8MB in the beginning and 118.8MB in the end (delta: -18.0MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. * Witness Printer took 10.25ms. Allocated memory is still 180.4MB. Free memory is still 118.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (length2 * sizeof(char))] + -1 * from and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 5.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. 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 -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12 mSDsluCounter, 16 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 13 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital198 mio100 ax109 hnf100 lsp88 ukn100 mio100 lsp49 div173 bol100 ite100 ukn100 eq165 hnf91 smp71 dnf100 smp100 tf100 neg99 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 41ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-16 12:49:14,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-16 12:49:14,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0ad9655-1d4b-4369-93b3-4c8b4001eb98/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE