./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/Urban-2013WST-Fig2-alloca-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a0165632 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_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/Urban-2013WST-Fig2-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --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 041376d57652038a5d4ee57a004231861ab6efac51c30f8b6c72783e60a27529 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 16:06:28,088 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 16:06:28,194 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-08 16:06:28,203 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 16:06:28,207 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 16:06:28,263 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 16:06:28,264 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 16:06:28,265 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 16:06:28,267 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 16:06:28,269 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 16:06:28,270 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 16:06:28,271 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 16:06:28,271 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 16:06:28,272 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-08 16:06:28,272 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-08 16:06:28,275 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-08 16:06:28,276 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-08 16:06:28,276 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-08 16:06:28,277 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-08 16:06:28,277 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 16:06:28,281 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-08 16:06:28,282 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 16:06:28,283 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 16:06:28,283 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-08 16:06:28,283 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-08 16:06:28,284 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-08 16:06:28,284 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 16:06:28,285 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 16:06:28,285 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 16:06:28,289 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-08 16:06:28,289 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 16:06:28,290 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 16:06:28,290 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 16:06:28,290 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 16:06:28,291 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 16:06:28,292 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-08 16:06:28,293 INFO L153 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_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 041376d57652038a5d4ee57a004231861ab6efac51c30f8b6c72783e60a27529 [2024-11-08 16:06:28,636 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 16:06:28,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 16:06:28,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 16:06:28,676 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 16:06:28,677 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 16:06:28,678 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/termination-memory-alloca/Urban-2013WST-Fig2-alloca-2.i Unable to find full path for "g++" [2024-11-08 16:06:30,888 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 16:06:31,185 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 16:06:31,186 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/sv-benchmarks/c/termination-memory-alloca/Urban-2013WST-Fig2-alloca-2.i [2024-11-08 16:06:31,201 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/data/aca6fc4b7/354f93b49cca41cf917f7936bc811ff7/FLAGd1db3a13c [2024-11-08 16:06:31,511 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/data/aca6fc4b7/354f93b49cca41cf917f7936bc811ff7 [2024-11-08 16:06:31,514 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 16:06:31,515 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 16:06:31,516 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 16:06:31,517 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 16:06:31,525 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 16:06:31,525 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:06:31" (1/1) ... [2024-11-08 16:06:31,527 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@504a6a87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:06:31, skipping insertion in model container [2024-11-08 16:06:31,527 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:06:31" (1/1) ... [2024-11-08 16:06:31,567 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 16:06:31,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:06:31,945 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 16:06:31,981 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:06:32,010 INFO L204 MainTranslator]: Completed translation [2024-11-08 16:06:32,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:06:32 WrapperNode [2024-11-08 16:06:32,011 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 16:06:32,012 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 16:06:32,012 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 16:06:32,012 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 16:06:32,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:06:32" (1/1) ... [2024-11-08 16:06:32,032 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:06:32" (1/1) ... [2024-11-08 16:06:32,049 INFO L138 Inliner]: procedures = 110, calls = 15, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 37 [2024-11-08 16:06:32,049 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 16:06:32,050 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 16:06:32,050 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 16:06:32,050 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 16:06:32,067 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:06:32" (1/1) ... [2024-11-08 16:06:32,067 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:06:32" (1/1) ... [2024-11-08 16:06:32,069 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:06:32" (1/1) ... [2024-11-08 16:06:32,082 INFO L175 MemorySlicer]: Split 9 memory accesses to 2 slices as follows [4, 5]. 56 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 5 writes are split as follows [2, 3]. [2024-11-08 16:06:32,083 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:06:32" (1/1) ... [2024-11-08 16:06:32,083 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:06:32" (1/1) ... [2024-11-08 16:06:32,088 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:06:32" (1/1) ... [2024-11-08 16:06:32,091 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:06:32" (1/1) ... [2024-11-08 16:06:32,092 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:06:32" (1/1) ... [2024-11-08 16:06:32,093 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:06:32" (1/1) ... [2024-11-08 16:06:32,095 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 16:06:32,096 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 16:06:32,096 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 16:06:32,096 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 16:06:32,097 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:06:32" (1/1) ... [2024-11-08 16:06:32,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:06:32,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:06:32,144 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:06:32,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-08 16:06:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-08 16:06:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-08 16:06:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-08 16:06:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-08 16:06:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 16:06:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 16:06:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 16:06:32,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 16:06:32,294 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 16:06:32,296 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 16:06:32,437 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-11-08 16:06:32,437 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 16:06:32,464 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 16:06:32,465 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 16:06:32,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:06:32 BoogieIcfgContainer [2024-11-08 16:06:32,465 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 16:06:32,466 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-08 16:06:32,466 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-08 16:06:32,471 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-08 16:06:32,473 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-08 16:06:32,474 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.11 04:06:31" (1/3) ... [2024-11-08 16:06:32,475 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@531a208a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 04:06:32, skipping insertion in model container [2024-11-08 16:06:32,475 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-08 16:06:32,475 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:06:32" (2/3) ... [2024-11-08 16:06:32,477 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@531a208a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 04:06:32, skipping insertion in model container [2024-11-08 16:06:32,477 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-08 16:06:32,477 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:06:32" (3/3) ... [2024-11-08 16:06:32,479 INFO L332 chiAutomizerObserver]: Analyzing ICFG Urban-2013WST-Fig2-alloca-2.i [2024-11-08 16:06:32,536 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-08 16:06:32,536 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-08 16:06:32,536 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-08 16:06:32,536 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-08 16:06:32,536 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-08 16:06:32,536 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-08 16:06:32,537 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-08 16:06:32,537 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-08 16:06:32,541 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 16:06:32,560 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-08 16:06:32,560 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:06:32,560 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:06:32,566 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-08 16:06:32,566 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-08 16:06:32,566 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-08 16:06:32,567 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 16:06:32,567 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-08 16:06:32,568 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:06:32,568 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:06:32,568 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-08 16:06:32,568 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-08 16:06:32,576 INFO L745 eck$LassoCheckResult]: Stem: 6#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~nondet5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_~x1~0#1.base, main_~x1~0#1.offset, main_~x2~0#1.base, main_~x2~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x1~0#1.base, main_~x1~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~x2~0#1.base, main_~x2~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~nondet4#1;call write~int#0(main_#t~nondet4#1, main_~x1~0#1.base, main_~x1~0#1.offset, 4);havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~nondet5#1; 3#L552-3true [2024-11-08 16:06:32,577 INFO L747 eck$LassoCheckResult]: Loop: 3#L552-3true call main_#t~mem6#1 := read~int#0(main_~x1~0#1.base, main_~x1~0#1.offset, 4); 11#L552-1true assume !!(main_#t~mem6#1 <= 10);havoc main_#t~mem6#1;call write~int#1(10, main_~x2~0#1.base, main_~x2~0#1.offset, 4); 7#L554-3true assume !true; 10#L554-4true call main_#t~mem9#1 := read~int#0(main_~x1~0#1.base, main_~x1~0#1.offset, 4);call write~int#0(1 + main_#t~mem9#1, main_~x1~0#1.base, main_~x1~0#1.offset, 4);havoc main_#t~mem9#1; 3#L552-3true [2024-11-08 16:06:32,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:06:32,584 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-08 16:06:32,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:06:32,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032186087] [2024-11-08 16:06:32,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:06:32,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:06:32,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:32,748 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:06:32,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:32,802 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:06:32,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:06:32,805 INFO L85 PathProgramCache]: Analyzing trace with hash 1113544, now seen corresponding path program 1 times [2024-11-08 16:06:32,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:06:32,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221234470] [2024-11-08 16:06:32,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:06:32,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:06:32,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:06:32,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:06:32,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:06:32,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221234470] [2024-11-08 16:06:32,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221234470] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:06:32,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:06:32,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:06:32,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893598608] [2024-11-08 16:06:32,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:06:32,897 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-08 16:06:32,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:06:32,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 16:06:32,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 16:06:32,941 INFO L87 Difference]: Start difference. First operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 16:06:32,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:06:32,948 INFO L93 Difference]: Finished difference Result 11 states and 12 transitions. [2024-11-08 16:06:32,950 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11 states and 12 transitions. [2024-11-08 16:06:32,951 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-08 16:06:32,955 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11 states to 7 states and 8 transitions. [2024-11-08 16:06:32,956 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2024-11-08 16:06:32,957 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2024-11-08 16:06:32,958 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 8 transitions. [2024-11-08 16:06:32,959 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-08 16:06:32,960 INFO L218 hiAutomatonCegarLoop]: Abstraction has 7 states and 8 transitions. [2024-11-08 16:06:32,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states and 8 transitions. [2024-11-08 16:06:32,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2024-11-08 16:06:32,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 6 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) [2024-11-08 16:06:32,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 8 transitions. [2024-11-08 16:06:32,990 INFO L240 hiAutomatonCegarLoop]: Abstraction has 7 states and 8 transitions. [2024-11-08 16:06:32,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 16:06:32,996 INFO L425 stractBuchiCegarLoop]: Abstraction has 7 states and 8 transitions. [2024-11-08 16:06:32,996 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-08 16:06:32,997 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 8 transitions. [2024-11-08 16:06:32,997 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-08 16:06:32,997 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:06:32,997 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:06:32,998 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-08 16:06:32,998 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-08 16:06:32,998 INFO L745 eck$LassoCheckResult]: Stem: 32#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 33#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~nondet5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_~x1~0#1.base, main_~x1~0#1.offset, main_~x2~0#1.base, main_~x2~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x1~0#1.base, main_~x1~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~x2~0#1.base, main_~x2~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~nondet4#1;call write~int#0(main_#t~nondet4#1, main_~x1~0#1.base, main_~x1~0#1.offset, 4);havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~nondet5#1; 30#L552-3 [2024-11-08 16:06:32,999 INFO L747 eck$LassoCheckResult]: Loop: 30#L552-3 call main_#t~mem6#1 := read~int#0(main_~x1~0#1.base, main_~x1~0#1.offset, 4); 31#L552-1 assume !!(main_#t~mem6#1 <= 10);havoc main_#t~mem6#1;call write~int#1(10, main_~x2~0#1.base, main_~x2~0#1.offset, 4); 34#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 35#L554-1 assume !(main_#t~mem7#1 > 1);havoc main_#t~mem7#1; 36#L554-4 call main_#t~mem9#1 := read~int#0(main_~x1~0#1.base, main_~x1~0#1.offset, 4);call write~int#0(1 + main_#t~mem9#1, main_~x1~0#1.base, main_~x1~0#1.offset, 4);havoc main_#t~mem9#1; 30#L552-3 [2024-11-08 16:06:33,001 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:06:33,001 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2024-11-08 16:06:33,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:06:33,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21156634] [2024-11-08 16:06:33,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:06:33,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:06:33,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:33,043 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:06:33,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:33,078 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:06:33,078 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:06:33,079 INFO L85 PathProgramCache]: Analyzing trace with hash 34512975, now seen corresponding path program 1 times [2024-11-08 16:06:33,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:06:33,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63680244] [2024-11-08 16:06:33,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:06:33,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:06:33,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:06:33,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:06:33,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:06:33,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63680244] [2024-11-08 16:06:33,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63680244] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:06:33,256 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:06:33,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 16:06:33,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726741355] [2024-11-08 16:06:33,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:06:33,256 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-08 16:06:33,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:06:33,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:06:33,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:06:33,258 INFO L87 Difference]: Start difference. First operand 7 states and 8 transitions. cyclomatic complexity: 2 Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 16:06:33,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:06:33,319 INFO L93 Difference]: Finished difference Result 9 states and 10 transitions. [2024-11-08 16:06:33,319 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 10 transitions. [2024-11-08 16:06:33,320 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-11-08 16:06:33,321 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 9 states and 10 transitions. [2024-11-08 16:06:33,321 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2024-11-08 16:06:33,321 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2024-11-08 16:06:33,322 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 10 transitions. [2024-11-08 16:06:33,322 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-08 16:06:33,322 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 10 transitions. [2024-11-08 16:06:33,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 10 transitions. [2024-11-08 16:06:33,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2024-11-08 16:06:33,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 8 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 16:06:33,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 10 transitions. [2024-11-08 16:06:33,324 INFO L240 hiAutomatonCegarLoop]: Abstraction has 9 states and 10 transitions. [2024-11-08 16:06:33,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:06:33,325 INFO L425 stractBuchiCegarLoop]: Abstraction has 9 states and 10 transitions. [2024-11-08 16:06:33,325 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-08 16:06:33,325 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 10 transitions. [2024-11-08 16:06:33,326 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-11-08 16:06:33,326 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:06:33,326 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:06:33,326 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-08 16:06:33,326 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 1, 1, 1, 1, 1] [2024-11-08 16:06:33,327 INFO L745 eck$LassoCheckResult]: Stem: 59#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 60#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~nondet5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_~x1~0#1.base, main_~x1~0#1.offset, main_~x2~0#1.base, main_~x2~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x1~0#1.base, main_~x1~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~x2~0#1.base, main_~x2~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~nondet4#1;call write~int#0(main_#t~nondet4#1, main_~x1~0#1.base, main_~x1~0#1.offset, 4);havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~nondet5#1; 55#L552-3 [2024-11-08 16:06:33,327 INFO L747 eck$LassoCheckResult]: Loop: 55#L552-3 call main_#t~mem6#1 := read~int#0(main_~x1~0#1.base, main_~x1~0#1.offset, 4); 56#L552-1 assume !!(main_#t~mem6#1 <= 10);havoc main_#t~mem6#1;call write~int#1(10, main_~x2~0#1.base, main_~x2~0#1.offset, 4); 57#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 58#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 61#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 63#L554-1 assume !(main_#t~mem7#1 > 1);havoc main_#t~mem7#1; 62#L554-4 call main_#t~mem9#1 := read~int#0(main_~x1~0#1.base, main_~x1~0#1.offset, 4);call write~int#0(1 + main_#t~mem9#1, main_~x1~0#1.base, main_~x1~0#1.offset, 4);havoc main_#t~mem9#1; 55#L552-3 [2024-11-08 16:06:33,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:06:33,327 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 3 times [2024-11-08 16:06:33,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:06:33,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302532875] [2024-11-08 16:06:33,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:06:33,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:06:33,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:33,345 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:06:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:33,356 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:06:33,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:06:33,357 INFO L85 PathProgramCache]: Analyzing trace with hash -1192717878, now seen corresponding path program 1 times [2024-11-08 16:06:33,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:06:33,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627868125] [2024-11-08 16:06:33,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:06:33,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:06:33,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:06:33,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:06:33,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:06:33,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627868125] [2024-11-08 16:06:33,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1627868125] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:06:33,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [591862080] [2024-11-08 16:06:33,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:06:33,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:06:33,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:06:33,651 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:06:33,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 16:06:33,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:06:33,723 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 16:06:33,726 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:06:33,805 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-08 16:06:33,835 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 13 [2024-11-08 16:06:33,858 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-08 16:06:33,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:06:33,875 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 16:06:33,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:06:33,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [591862080] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 16:06:33,954 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 16:06:33,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2024-11-08 16:06:33,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730880503] [2024-11-08 16:06:33,955 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 16:06:33,955 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-08 16:06:33,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:06:33,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 16:06:33,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-11-08 16:06:33,957 INFO L87 Difference]: Start difference. First operand 9 states and 10 transitions. cyclomatic complexity: 2 Second operand has 10 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 16:06:34,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:06:34,064 INFO L93 Difference]: Finished difference Result 15 states and 16 transitions. [2024-11-08 16:06:34,065 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 16 transitions. [2024-11-08 16:06:34,066 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2024-11-08 16:06:34,067 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 15 states and 16 transitions. [2024-11-08 16:06:34,067 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2024-11-08 16:06:34,068 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2024-11-08 16:06:34,068 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 16 transitions. [2024-11-08 16:06:34,069 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-08 16:06:34,069 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 16 transitions. [2024-11-08 16:06:34,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 16 transitions. [2024-11-08 16:06:34,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2024-11-08 16:06:34,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.0666666666666667) internal successors, (16), 14 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 16:06:34,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 16 transitions. [2024-11-08 16:06:34,073 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 16 transitions. [2024-11-08 16:06:34,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:06:34,074 INFO L425 stractBuchiCegarLoop]: Abstraction has 15 states and 16 transitions. [2024-11-08 16:06:34,074 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-08 16:06:34,074 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 16 transitions. [2024-11-08 16:06:34,076 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2024-11-08 16:06:34,078 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:06:34,078 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:06:34,078 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-08 16:06:34,078 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [5, 4, 1, 1, 1, 1] [2024-11-08 16:06:34,079 INFO L745 eck$LassoCheckResult]: Stem: 138#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 139#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~nondet5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_~x1~0#1.base, main_~x1~0#1.offset, main_~x2~0#1.base, main_~x2~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x1~0#1.base, main_~x1~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~x2~0#1.base, main_~x2~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~nondet4#1;call write~int#0(main_#t~nondet4#1, main_~x1~0#1.base, main_~x1~0#1.offset, 4);havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~nondet5#1; 134#L552-3 [2024-11-08 16:06:34,079 INFO L747 eck$LassoCheckResult]: Loop: 134#L552-3 call main_#t~mem6#1 := read~int#0(main_~x1~0#1.base, main_~x1~0#1.offset, 4); 135#L552-1 assume !!(main_#t~mem6#1 <= 10);havoc main_#t~mem6#1;call write~int#1(10, main_~x2~0#1.base, main_~x2~0#1.offset, 4); 142#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 140#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 136#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 137#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 148#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 147#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 146#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 145#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 144#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 143#L554-1 assume !(main_#t~mem7#1 > 1);havoc main_#t~mem7#1; 141#L554-4 call main_#t~mem9#1 := read~int#0(main_~x1~0#1.base, main_~x1~0#1.offset, 4);call write~int#0(1 + main_#t~mem9#1, main_~x1~0#1.base, main_~x1~0#1.offset, 4);havoc main_#t~mem9#1; 134#L552-3 [2024-11-08 16:06:34,079 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:06:34,079 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 4 times [2024-11-08 16:06:34,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:06:34,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930552208] [2024-11-08 16:06:34,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:06:34,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:06:34,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:34,102 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:06:34,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:34,117 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:06:34,122 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:06:34,122 INFO L85 PathProgramCache]: Analyzing trace with hash -1496681029, now seen corresponding path program 2 times [2024-11-08 16:06:34,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:06:34,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362472957] [2024-11-08 16:06:34,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:06:34,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:06:34,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:06:34,793 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:06:34,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:06:34,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362472957] [2024-11-08 16:06:34,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362472957] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:06:34,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [826806968] [2024-11-08 16:06:34,795 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-08 16:06:34,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:06:34,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:06:34,806 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:06:34,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 16:06:34,903 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-08 16:06:34,903 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 16:06:34,904 INFO L255 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-08 16:06:34,909 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:06:34,925 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-08 16:06:34,945 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 13 [2024-11-08 16:06:34,975 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 13 [2024-11-08 16:06:35,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 13 [2024-11-08 16:06:35,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 13 [2024-11-08 16:06:35,046 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-08 16:06:35,051 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:06:35,052 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 16:06:35,181 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:06:35,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [826806968] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 16:06:35,182 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 16:06:35,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 8] total 17 [2024-11-08 16:06:35,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563264170] [2024-11-08 16:06:35,182 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 16:06:35,183 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-08 16:06:35,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:06:35,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-08 16:06:35,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=160, Unknown=0, NotChecked=0, Total=272 [2024-11-08 16:06:35,184 INFO L87 Difference]: Start difference. First operand 15 states and 16 transitions. cyclomatic complexity: 2 Second operand has 17 states, 17 states have (on average 1.8823529411764706) internal successors, (32), 17 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 16:06:35,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:06:35,380 INFO L93 Difference]: Finished difference Result 25 states and 26 transitions. [2024-11-08 16:06:35,380 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 26 transitions. [2024-11-08 16:06:35,381 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 23 [2024-11-08 16:06:35,381 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 25 states and 26 transitions. [2024-11-08 16:06:35,382 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2024-11-08 16:06:35,382 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2024-11-08 16:06:35,382 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 26 transitions. [2024-11-08 16:06:35,382 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-08 16:06:35,385 INFO L218 hiAutomatonCegarLoop]: Abstraction has 25 states and 26 transitions. [2024-11-08 16:06:35,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 26 transitions. [2024-11-08 16:06:35,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2024-11-08 16:06:35,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.04) internal successors, (26), 24 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 16:06:35,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 26 transitions. [2024-11-08 16:06:35,388 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 26 transitions. [2024-11-08 16:06:35,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-08 16:06:35,392 INFO L425 stractBuchiCegarLoop]: Abstraction has 25 states and 26 transitions. [2024-11-08 16:06:35,393 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-08 16:06:35,393 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 26 transitions. [2024-11-08 16:06:35,394 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 23 [2024-11-08 16:06:35,396 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:06:35,397 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:06:35,397 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-08 16:06:35,398 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [10, 9, 1, 1, 1, 1] [2024-11-08 16:06:35,398 INFO L745 eck$LassoCheckResult]: Stem: 280#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 281#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~nondet5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_~x1~0#1.base, main_~x1~0#1.offset, main_~x2~0#1.base, main_~x2~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x1~0#1.base, main_~x1~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~x2~0#1.base, main_~x2~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~nondet4#1;call write~int#0(main_#t~nondet4#1, main_~x1~0#1.base, main_~x1~0#1.offset, 4);havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~nondet5#1; 276#L552-3 [2024-11-08 16:06:35,398 INFO L747 eck$LassoCheckResult]: Loop: 276#L552-3 call main_#t~mem6#1 := read~int#0(main_~x1~0#1.base, main_~x1~0#1.offset, 4); 277#L552-1 assume !!(main_#t~mem6#1 <= 10);havoc main_#t~mem6#1;call write~int#1(10, main_~x2~0#1.base, main_~x2~0#1.offset, 4); 284#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 282#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 278#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 279#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 300#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 299#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 298#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 297#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 296#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 295#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 294#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 293#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 292#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 291#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 290#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 289#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 288#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 287#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 286#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 285#L554-1 assume !(main_#t~mem7#1 > 1);havoc main_#t~mem7#1; 283#L554-4 call main_#t~mem9#1 := read~int#0(main_~x1~0#1.base, main_~x1~0#1.offset, 4);call write~int#0(1 + main_#t~mem9#1, main_~x1~0#1.base, main_~x1~0#1.offset, 4);havoc main_#t~mem9#1; 276#L552-3 [2024-11-08 16:06:35,398 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:06:35,398 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 5 times [2024-11-08 16:06:35,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:06:35,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157391502] [2024-11-08 16:06:35,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:06:35,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:06:35,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:35,421 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:06:35,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:35,430 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:06:35,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:06:35,431 INFO L85 PathProgramCache]: Analyzing trace with hash 1849014946, now seen corresponding path program 3 times [2024-11-08 16:06:35,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:06:35,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055175064] [2024-11-08 16:06:35,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:06:35,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:06:35,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:35,478 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:06:35,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:35,516 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:06:35,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:06:35,517 INFO L85 PathProgramCache]: Analyzing trace with hash 1813028000, now seen corresponding path program 1 times [2024-11-08 16:06:35,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:06:35,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447193731] [2024-11-08 16:06:35,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:06:35,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:06:35,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:35,567 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:06:35,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:35,602 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:06:40,456 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 16:06:40,457 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 16:06:40,457 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 16:06:40,458 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 16:06:40,458 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-08 16:06:40,458 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:06:40,458 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 16:06:40,458 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 16:06:40,458 INFO L132 ssoRankerPreferences]: Filename of dumped script: Urban-2013WST-Fig2-alloca-2.i_Iteration5_Lasso [2024-11-08 16:06:40,458 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 16:06:40,459 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 16:06:40,483 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:40,492 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:40,495 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:40,500 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:40,503 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:40,506 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:40,509 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:40,512 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:40,850 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:40,853 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:40,855 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:41,238 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 16:06:41,245 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-08 16:06:41,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:06:41,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:06:41,252 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:06:41,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-08 16:06:41,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:06:41,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:06:41,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:06:41,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:06:41,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:06:41,271 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:06:41,273 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:06:41,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:06:41,277 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:06:41,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-08 16:06:41,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:06:41,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:06:41,298 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:06:41,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-08 16:06:41,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:06:41,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:06:41,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:06:41,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:06:41,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:06:41,314 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:06:41,314 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:06:41,314 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:06:41,317 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:06:41,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-08 16:06:41,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:06:41,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:06:41,334 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:06:41,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-08 16:06:41,337 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:06:41,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:06:41,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:06:41,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:06:41,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:06:41,354 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 16:06:41,354 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 16:06:41,358 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:06:41,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-08 16:06:41,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:06:41,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:06:41,373 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:06:41,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-08 16:06:41,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:06:41,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:06:41,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:06:41,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:06:41,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:06:41,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:06:41,388 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:06:41,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:06:41,390 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:06:41,409 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-11-08 16:06:41,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:06:41,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:06:41,412 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:06:41,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-08 16:06:41,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:06:41,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:06:41,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:06:41,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:06:41,428 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:06:41,430 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 16:06:41,431 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 16:06:41,435 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:06:41,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-08 16:06:41,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:06:41,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:06:41,460 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:06:41,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-08 16:06:41,463 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:06:41,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:06:41,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:06:41,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:06:41,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:06:41,480 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:06:41,482 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:06:41,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:06:41,485 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:06:41,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-08 16:06:41,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:06:41,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:06:41,509 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:06:41,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-08 16:06:41,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:06:41,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:06:41,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:06:41,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:06:41,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:06:41,528 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:06:41,528 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:06:41,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:06:41,531 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:06:41,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-11-08 16:06:41,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:06:41,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:06:41,546 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:06:41,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-08 16:06:41,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:06:41,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:06:41,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:06:41,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:06:41,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:06:41,560 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:06:41,561 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:06:41,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:06:41,564 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-08 16:06:41,569 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-08 16:06:41,569 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-08 16:06:41,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:06:41,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:06:41,574 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:06:41,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-08 16:06:41,577 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-08 16:06:41,577 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-08 16:06:41,577 INFO L474 LassoAnalysis]: Proved termination. [2024-11-08 16:06:41,578 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~x1~0#1.base) ULTIMATE.start_main_~x1~0#1.offset)_1) = -2*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~x1~0#1.base) ULTIMATE.start_main_~x1~0#1.offset)_1 + 21 Supporting invariants [] [2024-11-08 16:06:41,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-08 16:06:41,655 INFO L156 tatePredicateManager]: 11 out of 11 supporting invariants were superfluous and have been removed [2024-11-08 16:06:41,664 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-08 16:06:41,665 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-08 16:06:41,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~x1~0!base,]]] [2024-11-08 16:06:41,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:06:41,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:06:41,716 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 16:06:41,717 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:06:41,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-08 16:06:41,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:06:41,817 INFO L255 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 16:06:41,819 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:06:42,080 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-08 16:06:42,085 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-08 16:06:42,087 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 26 transitions. cyclomatic complexity: 2 Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 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) [2024-11-08 16:06:42,167 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 26 transitions. cyclomatic complexity: 2. Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 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 48 states and 51 transitions. Complement of second has 6 states. [2024-11-08 16:06:42,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-08 16:06:42,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 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) [2024-11-08 16:06:42,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 8 transitions. [2024-11-08 16:06:42,173 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 2 letters. Loop has 23 letters. [2024-11-08 16:06:42,175 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:06:42,176 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 25 letters. Loop has 23 letters. [2024-11-08 16:06:42,177 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:06:42,177 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 2 letters. Loop has 46 letters. [2024-11-08 16:06:42,180 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:06:42,180 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 51 transitions. [2024-11-08 16:06:42,185 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-08 16:06:42,186 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 47 states and 50 transitions. [2024-11-08 16:06:42,186 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2024-11-08 16:06:42,186 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2024-11-08 16:06:42,186 INFO L73 IsDeterministic]: Start isDeterministic. Operand 47 states and 50 transitions. [2024-11-08 16:06:42,187 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 16:06:42,187 INFO L218 hiAutomatonCegarLoop]: Abstraction has 47 states and 50 transitions. [2024-11-08 16:06:42,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states and 50 transitions. [2024-11-08 16:06:42,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 29. [2024-11-08 16:06:42,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 29 states have (on average 1.103448275862069) internal successors, (32), 28 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 16:06:42,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 32 transitions. [2024-11-08 16:06:42,195 INFO L240 hiAutomatonCegarLoop]: Abstraction has 29 states and 32 transitions. [2024-11-08 16:06:42,195 INFO L425 stractBuchiCegarLoop]: Abstraction has 29 states and 32 transitions. [2024-11-08 16:06:42,197 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-08 16:06:42,197 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states and 32 transitions. [2024-11-08 16:06:42,198 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-08 16:06:42,198 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:06:42,199 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:06:42,199 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-08 16:06:42,199 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-08 16:06:42,199 INFO L745 eck$LassoCheckResult]: Stem: 499#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 500#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~nondet5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_~x1~0#1.base, main_~x1~0#1.offset, main_~x2~0#1.base, main_~x2~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x1~0#1.base, main_~x1~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~x2~0#1.base, main_~x2~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~nondet4#1;call write~int#0(main_#t~nondet4#1, main_~x1~0#1.base, main_~x1~0#1.offset, 4);havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~nondet5#1; 491#L552-3 call main_#t~mem6#1 := read~int#0(main_~x1~0#1.base, main_~x1~0#1.offset, 4); 493#L552-1 assume !!(main_#t~mem6#1 <= 10);havoc main_#t~mem6#1;call write~int#1(10, main_~x2~0#1.base, main_~x2~0#1.offset, 4); 495#L554-3 [2024-11-08 16:06:42,199 INFO L747 eck$LassoCheckResult]: Loop: 495#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 496#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 495#L554-3 [2024-11-08 16:06:42,200 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:06:42,200 INFO L85 PathProgramCache]: Analyzing trace with hash 925640, now seen corresponding path program 1 times [2024-11-08 16:06:42,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:06:42,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633110277] [2024-11-08 16:06:42,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:06:42,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:06:42,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:42,227 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:06:42,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:42,242 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:06:42,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:06:42,247 INFO L85 PathProgramCache]: Analyzing trace with hash 1446, now seen corresponding path program 1 times [2024-11-08 16:06:42,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:06:42,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059790641] [2024-11-08 16:06:42,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:06:42,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:06:42,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:42,262 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:06:42,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:42,269 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:06:42,269 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:06:42,270 INFO L85 PathProgramCache]: Analyzing trace with hash 889540525, now seen corresponding path program 1 times [2024-11-08 16:06:42,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:06:42,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125831775] [2024-11-08 16:06:42,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:06:42,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:06:42,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:42,292 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:06:42,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:42,309 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:06:42,796 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 16:06:42,796 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 16:06:42,796 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 16:06:42,796 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 16:06:42,796 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-08 16:06:42,796 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:06:42,797 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 16:06:42,797 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 16:06:42,797 INFO L132 ssoRankerPreferences]: Filename of dumped script: Urban-2013WST-Fig2-alloca-2.i_Iteration6_Lasso [2024-11-08 16:06:42,797 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 16:06:42,797 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 16:06:42,801 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:42,805 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:42,808 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:42,996 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:42,999 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:43,002 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:43,006 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:43,012 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:43,016 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:43,020 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:43,025 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:43,028 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:43,293 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 16:06:43,295 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-08 16:06:43,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:06:43,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:06:43,301 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:06:43,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-08 16:06:43,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:06:43,328 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:06:43,328 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:06:43,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:06:43,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:06:43,329 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:06:43,330 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:06:43,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:06:43,332 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:06:43,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-08 16:06:43,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:06:43,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:06:43,358 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:06:43,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-08 16:06:43,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:06:43,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:06:43,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:06:43,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:06:43,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:06:43,378 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:06:43,378 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:06:43,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:06:43,381 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:06:43,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-08 16:06:43,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:06:43,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:06:43,405 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:06:43,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-08 16:06:43,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:06:43,428 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:06:43,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:06:43,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:06:43,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:06:43,431 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 16:06:43,435 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 16:06:43,440 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:06:43,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-11-08 16:06:43,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:06:43,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:06:43,465 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:06:43,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-08 16:06:43,468 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:06:43,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:06:43,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:06:43,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:06:43,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:06:43,485 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 16:06:43,485 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 16:06:43,493 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-08 16:06:43,510 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-11-08 16:06:43,510 INFO L444 ModelExtractionUtils]: 0 out of 7 variables were initially zero. Simplification set additionally 5 variables to zero. [2024-11-08 16:06:43,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:06:43,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:06:43,513 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:06:43,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-08 16:06:43,515 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-08 16:06:43,530 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-08 16:06:43,530 INFO L474 LassoAnalysis]: Proved termination. [2024-11-08 16:06:43,530 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_main_~x2~0#1.base) ULTIMATE.start_main_~x2~0#1.offset)_2) = 1*v_rep(select (select #memory_int#1 ULTIMATE.start_main_~x2~0#1.base) ULTIMATE.start_main_~x2~0#1.offset)_2 Supporting invariants [] [2024-11-08 16:06:43,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-11-08 16:06:43,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-08 16:06:43,597 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2024-11-08 16:06:43,598 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2024-11-08 16:06:43,599 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2024-11-08 16:06:43,599 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x2~0!base,]]] [2024-11-08 16:06:43,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:06:43,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:06:43,637 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 16:06:43,637 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:06:43,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:06:43,652 INFO L255 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 16:06:43,653 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:06:43,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:06:43,673 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 [2024-11-08 16:06:43,673 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 29 states and 32 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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) [2024-11-08 16:06:43,707 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 29 states and 32 transitions. cyclomatic complexity: 5. Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 73 states and 79 transitions. Complement of second has 7 states. [2024-11-08 16:06:43,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-08 16:06:43,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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) [2024-11-08 16:06:43,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 9 transitions. [2024-11-08 16:06:43,709 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 4 letters. Loop has 2 letters. [2024-11-08 16:06:43,709 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:06:43,709 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 6 letters. Loop has 2 letters. [2024-11-08 16:06:43,709 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:06:43,709 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 4 letters. Loop has 4 letters. [2024-11-08 16:06:43,710 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:06:43,710 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 73 states and 79 transitions. [2024-11-08 16:06:43,711 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-08 16:06:43,712 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 73 states to 55 states and 59 transitions. [2024-11-08 16:06:43,712 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2024-11-08 16:06:43,712 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2024-11-08 16:06:43,712 INFO L73 IsDeterministic]: Start isDeterministic. Operand 55 states and 59 transitions. [2024-11-08 16:06:43,713 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 16:06:43,713 INFO L218 hiAutomatonCegarLoop]: Abstraction has 55 states and 59 transitions. [2024-11-08 16:06:43,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states and 59 transitions. [2024-11-08 16:06:43,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 50. [2024-11-08 16:06:43,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 50 states have (on average 1.06) internal successors, (53), 49 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 16:06:43,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 53 transitions. [2024-11-08 16:06:43,717 INFO L240 hiAutomatonCegarLoop]: Abstraction has 50 states and 53 transitions. [2024-11-08 16:06:43,717 INFO L425 stractBuchiCegarLoop]: Abstraction has 50 states and 53 transitions. [2024-11-08 16:06:43,717 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-08 16:06:43,717 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 50 states and 53 transitions. [2024-11-08 16:06:43,718 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-08 16:06:43,718 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:06:43,718 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:06:43,719 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [10, 9, 2, 2, 1, 1, 1, 1] [2024-11-08 16:06:43,719 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-08 16:06:43,719 INFO L745 eck$LassoCheckResult]: Stem: 667#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 668#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~nondet5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~mem9#1, main_~x1~0#1.base, main_~x1~0#1.offset, main_~x2~0#1.base, main_~x2~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x1~0#1.base, main_~x1~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~x2~0#1.base, main_~x2~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~nondet4#1;call write~int#0(main_#t~nondet4#1, main_~x1~0#1.base, main_~x1~0#1.offset, 4);havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~nondet5#1; 658#L552-3 call main_#t~mem6#1 := read~int#0(main_~x1~0#1.base, main_~x1~0#1.offset, 4); 659#L552-1 assume !!(main_#t~mem6#1 <= 10);havoc main_#t~mem6#1;call write~int#1(10, main_~x2~0#1.base, main_~x2~0#1.offset, 4); 707#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 706#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 705#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 703#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 701#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 699#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 697#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 695#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 693#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 691#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 689#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 687#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 685#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 683#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 681#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 679#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 677#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 676#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 675#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 671#L554-1 assume !(main_#t~mem7#1 > 1);havoc main_#t~mem7#1; 670#L554-4 call main_#t~mem9#1 := read~int#0(main_~x1~0#1.base, main_~x1~0#1.offset, 4);call write~int#0(1 + main_#t~mem9#1, main_~x1~0#1.base, main_~x1~0#1.offset, 4);havoc main_#t~mem9#1; 660#L552-3 call main_#t~mem6#1 := read~int#0(main_~x1~0#1.base, main_~x1~0#1.offset, 4); 662#L552-1 assume !!(main_#t~mem6#1 <= 10);havoc main_#t~mem6#1;call write~int#1(10, main_~x2~0#1.base, main_~x2~0#1.offset, 4); 663#L554-3 [2024-11-08 16:06:43,720 INFO L747 eck$LassoCheckResult]: Loop: 663#L554-3 call main_#t~mem7#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4); 664#L554-1 assume !!(main_#t~mem7#1 > 1);havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#1(main_~x2~0#1.base, main_~x2~0#1.offset, 4);call write~int#1(main_#t~mem8#1 - 1, main_~x2~0#1.base, main_~x2~0#1.offset, 4);havoc main_#t~mem8#1; 663#L554-3 [2024-11-08 16:06:43,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:06:43,720 INFO L85 PathProgramCache]: Analyzing trace with hash -1436813979, now seen corresponding path program 2 times [2024-11-08 16:06:43,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:06:43,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264928349] [2024-11-08 16:06:43,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:06:43,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:06:43,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:43,748 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:06:43,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:43,770 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:06:43,770 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:06:43,771 INFO L85 PathProgramCache]: Analyzing trace with hash 1446, now seen corresponding path program 2 times [2024-11-08 16:06:43,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:06:43,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864696052] [2024-11-08 16:06:43,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:06:43,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:06:43,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:43,776 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:06:43,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:43,779 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:06:43,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:06:43,780 INFO L85 PathProgramCache]: Analyzing trace with hash -2093731318, now seen corresponding path program 3 times [2024-11-08 16:06:43,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:06:43,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041817447] [2024-11-08 16:06:43,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:06:43,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:06:43,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:43,810 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:06:43,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:06:43,842 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:06:52,150 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification. DAG size of input: 189 DAG size of output: 165 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-08 16:06:52,356 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 16:06:52,356 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 16:06:52,356 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 16:06:52,356 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 16:06:52,357 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-08 16:06:52,357 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:06:52,357 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 16:06:52,357 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 16:06:52,357 INFO L132 ssoRankerPreferences]: Filename of dumped script: Urban-2013WST-Fig2-alloca-2.i_Iteration7_Lasso [2024-11-08 16:06:52,357 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 16:06:52,357 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 16:06:52,360 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:52,363 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:52,563 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:52,566 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:52,569 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:52,574 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:52,579 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:52,582 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:52,586 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:52,591 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:52,594 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:52,597 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:06:52,870 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 16:06:52,870 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-08 16:06:52,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:06:52,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:06:52,872 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:06:52,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-08 16:06:52,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:06:52,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:06:52,894 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:06:52,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:06:52,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:06:52,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:06:52,896 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:06:52,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:06:52,898 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:06:52,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-11-08 16:06:52,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:06:52,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:06:52,920 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:06:52,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-08 16:06:52,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:06:52,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:06:52,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:06:52,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:06:52,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:06:52,939 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 16:06:52,939 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 16:06:52,948 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:06:52,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-11-08 16:06:52,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:06:52,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:06:52,970 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:06:52,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-08 16:06:52,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:06:52,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:06:52,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:06:52,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:06:52,989 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:06:52,993 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 16:06:52,993 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 16:06:53,000 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:06:53,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-11-08 16:06:53,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:06:53,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:06:53,022 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:06:53,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-08 16:06:53,025 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:06:53,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:06:53,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:06:53,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:06:53,037 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:06:53,039 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 16:06:53,040 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 16:06:53,047 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-08 16:06:53,059 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-11-08 16:06:53,060 INFO L444 ModelExtractionUtils]: 1 out of 7 variables were initially zero. Simplification set additionally 4 variables to zero. [2024-11-08 16:06:53,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:06:53,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:06:53,062 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:06:53,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-08 16:06:53,065 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-08 16:06:53,080 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-08 16:06:53,080 INFO L474 LassoAnalysis]: Proved termination. [2024-11-08 16:06:53,080 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_main_~x2~0#1.base) ULTIMATE.start_main_~x2~0#1.offset)_3) = 1*v_rep(select (select #memory_int#1 ULTIMATE.start_main_~x2~0#1.base) ULTIMATE.start_main_~x2~0#1.offset)_3 Supporting invariants [] [2024-11-08 16:06:53,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-11-08 16:06:53,114 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2024-11-08 16:06:53,115 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2024-11-08 16:06:53,115 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2024-11-08 16:06:53,115 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x2~0!base,]]] [2024-11-08 16:06:53,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:06:53,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:06:53,192 INFO L255 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 16:06:53,193 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:06:53,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:06:53,251 INFO L255 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 16:06:53,252 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:06:53,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:06:53,273 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 [2024-11-08 16:06:53,273 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 50 states and 53 transitions. cyclomatic complexity: 6 Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2024-11-08 16:06:53,302 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 50 states and 53 transitions. cyclomatic complexity: 6. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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 68 states and 73 transitions. Complement of second has 7 states. [2024-11-08 16:06:53,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-08 16:06:53,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2024-11-08 16:06:53,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 9 transitions. [2024-11-08 16:06:53,304 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 27 letters. Loop has 2 letters. [2024-11-08 16:06:53,304 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:06:53,304 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-08 16:06:53,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:06:53,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:06:53,373 INFO L255 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 16:06:53,374 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:06:53,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:06:53,430 INFO L255 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 16:06:53,430 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:06:53,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:06:53,451 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-08 16:06:53,451 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 50 states and 53 transitions. cyclomatic complexity: 6 Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2024-11-08 16:06:53,487 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 50 states and 53 transitions. cyclomatic complexity: 6. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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 68 states and 73 transitions. Complement of second has 7 states. [2024-11-08 16:06:53,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-08 16:06:53,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2024-11-08 16:06:53,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 9 transitions. [2024-11-08 16:06:53,492 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 27 letters. Loop has 2 letters. [2024-11-08 16:06:53,493 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:06:53,493 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-08 16:06:53,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:06:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:06:53,572 INFO L255 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 16:06:53,573 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:06:53,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:06:53,632 INFO L255 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 16:06:53,633 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:06:53,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:06:53,655 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-08 16:06:53,655 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 50 states and 53 transitions. cyclomatic complexity: 6 Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2024-11-08 16:06:53,687 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 50 states and 53 transitions. cyclomatic complexity: 6. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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 76 states and 82 transitions. Complement of second has 6 states. [2024-11-08 16:06:53,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-08 16:06:53,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2024-11-08 16:06:53,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 14 transitions. [2024-11-08 16:06:53,690 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 27 letters. Loop has 2 letters. [2024-11-08 16:06:53,690 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:06:53,690 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 29 letters. Loop has 2 letters. [2024-11-08 16:06:53,691 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:06:53,691 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 27 letters. Loop has 4 letters. [2024-11-08 16:06:53,691 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:06:53,691 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 76 states and 82 transitions. [2024-11-08 16:06:53,694 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-08 16:06:53,694 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 76 states to 0 states and 0 transitions. [2024-11-08 16:06:53,694 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-08 16:06:53,694 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-08 16:06:53,694 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-08 16:06:53,695 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-08 16:06:53,695 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-08 16:06:53,695 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-08 16:06:53,695 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-08 16:06:53,695 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-08 16:06:53,695 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-08 16:06:53,695 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-08 16:06:53,696 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-08 16:06:53,703 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.11 04:06:53 BoogieIcfgContainer [2024-11-08 16:06:53,704 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-08 16:06:53,704 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 16:06:53,704 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 16:06:53,705 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 16:06:53,705 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:06:32" (3/4) ... [2024-11-08 16:06:53,709 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 16:06:53,710 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 16:06:53,711 INFO L158 Benchmark]: Toolchain (without parser) took 22195.90ms. Allocated memory was 125.8MB in the beginning and 192.9MB in the end (delta: 67.1MB). Free memory was 91.7MB in the beginning and 85.2MB in the end (delta: 6.4MB). Peak memory consumption was 74.7MB. Max. memory is 16.1GB. [2024-11-08 16:06:53,711 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 125.8MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:06:53,711 INFO L158 Benchmark]: CACSL2BoogieTranslator took 494.75ms. Allocated memory is still 125.8MB. Free memory was 91.7MB in the beginning and 73.6MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 16:06:53,712 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.73ms. Allocated memory is still 125.8MB. Free memory was 73.6MB in the beginning and 72.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:06:53,712 INFO L158 Benchmark]: Boogie Preprocessor took 44.92ms. Allocated memory is still 125.8MB. Free memory was 72.0MB in the beginning and 69.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 16:06:53,712 INFO L158 Benchmark]: RCFGBuilder took 369.61ms. Allocated memory was 125.8MB in the beginning and 159.4MB in the end (delta: 33.6MB). Free memory was 69.9MB in the beginning and 129.9MB in the end (delta: -60.0MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2024-11-08 16:06:53,713 INFO L158 Benchmark]: BuchiAutomizer took 21237.61ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 129.9MB in the beginning and 86.3MB in the end (delta: 43.6MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. [2024-11-08 16:06:53,713 INFO L158 Benchmark]: Witness Printer took 5.92ms. Allocated memory is still 192.9MB. Free memory was 86.3MB in the beginning and 85.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:06:53,715 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68ms. Allocated memory is still 125.8MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 494.75ms. Allocated memory is still 125.8MB. Free memory was 91.7MB in the beginning and 73.6MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.73ms. Allocated memory is still 125.8MB. Free memory was 73.6MB in the beginning and 72.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 44.92ms. Allocated memory is still 125.8MB. Free memory was 72.0MB in the beginning and 69.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 369.61ms. Allocated memory was 125.8MB in the beginning and 159.4MB in the end (delta: 33.6MB). Free memory was 69.9MB in the beginning and 129.9MB in the end (delta: -60.0MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 21237.61ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 129.9MB in the beginning and 86.3MB in the end (delta: 43.6MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. * Witness Printer took 5.92ms. Allocated memory is still 192.9MB. Free memory was 86.3MB in the beginning and 85.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~x1~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x2~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x2~0!base,]]] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 7 terminating modules (4 trivial, 2 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 4 locations. One nondeterministic module has affine ranking function null and consists of 4 locations. 4 modules have a trivial ranking function, the largest among these consists of 17 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 21.1s and 8 iterations. TraceHistogramMax:10. Analysis of lassos took 19.3s. Construction of modules took 0.2s. Büchi inclusion checks took 1.4s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 23 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 90/90 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 53 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 48 mSDsluCounter, 130 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 67 mSDsCounter, 18 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 111 IncrementalHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 18 mSolverCounterUnsat, 63 mSDtfsCounter, 111 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI4 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital149 mio100 ax112 hnf100 lsp87 ukn62 mio100 lsp26 div100 bol100 ite100 ukn100 eq163 hnf89 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 25ms 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! [2024-11-08 16:06:53,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-11-08 16:06:53,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-08 16:06:54,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-08 16:06:54,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93062ef1-9abc-490d-9a90-1284690a810f/bin/uautomizer-verify-jihMAELWvX/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