./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/SyntaxSupportPointer01-2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0e0057cc 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_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/SyntaxSupportPointer01-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya --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 53351ad8d14b05f9298a51fd20f91cb69ef0c97dbbbbdee54b66394b517fd726 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 05:56:59,263 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 05:56:59,342 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-29 05:56:59,347 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 05:56:59,347 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 05:56:59,374 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 05:56:59,375 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 05:56:59,375 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 05:56:59,376 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 05:56:59,376 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 05:56:59,377 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 05:56:59,378 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 05:56:59,378 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 05:56:59,379 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-29 05:56:59,379 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-29 05:56:59,380 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-29 05:56:59,381 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-29 05:56:59,381 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-29 05:56:59,382 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-29 05:56:59,382 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 05:56:59,383 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-29 05:56:59,384 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 05:56:59,385 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 05:56:59,385 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-29 05:56:59,386 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-29 05:56:59,386 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-29 05:56:59,387 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 05:56:59,387 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 05:56:59,387 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-29 05:56:59,388 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 05:56:59,388 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 05:56:59,389 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 05:56:59,389 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 05:56:59,389 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 05:56:59,390 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-29 05:56:59,390 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_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53351ad8d14b05f9298a51fd20f91cb69ef0c97dbbbbdee54b66394b517fd726 [2023-11-29 05:56:59,611 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 05:56:59,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 05:56:59,635 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 05:56:59,636 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 05:56:59,636 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 05:56:59,638 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/termination-crafted/SyntaxSupportPointer01-2.c [2023-11-29 05:57:02,410 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 05:57:02,595 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 05:57:02,596 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/sv-benchmarks/c/termination-crafted/SyntaxSupportPointer01-2.c [2023-11-29 05:57:02,601 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/data/857b5a006/25f3c38ced1249598a2f4fce9ee31bee/FLAG64f977596 [2023-11-29 05:57:02,613 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/data/857b5a006/25f3c38ced1249598a2f4fce9ee31bee [2023-11-29 05:57:02,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 05:57:02,617 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 05:57:02,618 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 05:57:02,619 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 05:57:02,623 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 05:57:02,624 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:57:02" (1/1) ... [2023-11-29 05:57:02,625 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15565fff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:57:02, skipping insertion in model container [2023-11-29 05:57:02,625 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:57:02" (1/1) ... [2023-11-29 05:57:02,641 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 05:57:02,754 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:57:02,765 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 05:57:02,774 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:57:02,785 INFO L206 MainTranslator]: Completed translation [2023-11-29 05:57:02,785 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:57:02 WrapperNode [2023-11-29 05:57:02,785 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 05:57:02,786 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 05:57:02,786 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 05:57:02,786 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 05:57:02,792 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:57:02" (1/1) ... [2023-11-29 05:57:02,797 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:57:02" (1/1) ... [2023-11-29 05:57:02,809 INFO L138 Inliner]: procedures = 9, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 24 [2023-11-29 05:57:02,810 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 05:57:02,810 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 05:57:02,810 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 05:57:02,810 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 05:57:02,818 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:57:02" (1/1) ... [2023-11-29 05:57:02,818 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:57:02" (1/1) ... [2023-11-29 05:57:02,820 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:57:02" (1/1) ... [2023-11-29 05:57:02,830 INFO L175 MemorySlicer]: Split 4 memory accesses to 1 slices as follows [4]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 2 writes are split as follows [2]. [2023-11-29 05:57:02,830 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:57:02" (1/1) ... [2023-11-29 05:57:02,830 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:57:02" (1/1) ... [2023-11-29 05:57:02,833 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:57:02" (1/1) ... [2023-11-29 05:57:02,836 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:57:02" (1/1) ... [2023-11-29 05:57:02,836 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:57:02" (1/1) ... [2023-11-29 05:57:02,837 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:57:02" (1/1) ... [2023-11-29 05:57:02,839 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 05:57:02,839 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 05:57:02,840 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 05:57:02,840 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 05:57:02,841 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:57:02" (1/1) ... [2023-11-29 05:57:02,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:57:02,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:57:02,867 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:57:02,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-29 05:57:02,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 05:57:02,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-29 05:57:02,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 05:57:02,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 05:57:02,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 05:57:02,958 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 05:57:02,960 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 05:57:03,041 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 05:57:03,050 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 05:57:03,050 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 05:57:03,052 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:57:03 BoogieIcfgContainer [2023-11-29 05:57:03,052 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 05:57:03,053 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-29 05:57:03,053 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-29 05:57:03,057 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-29 05:57:03,058 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 05:57:03,059 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 05:57:02" (1/3) ... [2023-11-29 05:57:03,060 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@151125d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 05:57:03, skipping insertion in model container [2023-11-29 05:57:03,060 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 05:57:03,060 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:57:02" (2/3) ... [2023-11-29 05:57:03,060 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@151125d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 05:57:03, skipping insertion in model container [2023-11-29 05:57:03,061 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 05:57:03,061 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:57:03" (3/3) ... [2023-11-29 05:57:03,062 INFO L332 chiAutomizerObserver]: Analyzing ICFG SyntaxSupportPointer01-2.c [2023-11-29 05:57:03,117 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-29 05:57:03,117 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-29 05:57:03,117 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-29 05:57:03,118 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-29 05:57:03,118 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-29 05:57:03,118 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-29 05:57:03,118 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-29 05:57:03,118 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-29 05:57:03,121 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:57:03,134 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-29 05:57:03,134 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 05:57:03,134 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 05:57:03,138 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 05:57:03,139 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-29 05:57:03,139 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-29 05:57:03,139 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:57:03,140 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-29 05:57:03,140 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 05:57:03,140 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 05:57:03,141 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 05:57:03,141 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-29 05:57:03,147 INFO L748 eck$LassoCheckResult]: Stem: 6#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc0#1.base, main_#t~malloc0#1.offset, main_#t~nondet1#1, main_#t~mem3#1, main_#t~post4#1, main_#t~mem2#1, main_~p~0#1.base, main_~p~0#1.offset;call main_#t~malloc0#1.base, main_#t~malloc0#1.offset := #Ultimate.allocOnHeap(4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~malloc0#1.base, main_#t~malloc0#1.offset;havoc main_#t~malloc0#1.base, main_#t~malloc0#1.offset;havoc main_#t~nondet1#1;call write~int#0(main_#t~nondet1#1, main_~p~0#1.base, main_~p~0#1.offset, 4);havoc main_#t~nondet1#1; 5#L15-3true [2023-11-29 05:57:03,147 INFO L750 eck$LassoCheckResult]: Loop: 5#L15-3true call main_#t~mem2#1 := read~int#0(main_~p~0#1.base, main_~p~0#1.offset, 4); 7#L15-1true assume !!(main_#t~mem2#1 >= 0);havoc main_#t~mem2#1;call main_#t~mem3#1 := read~int#0(main_~p~0#1.base, main_~p~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int#0(main_#t~post4#1 - 1, main_~p~0#1.base, main_~p~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 5#L15-3true [2023-11-29 05:57:03,151 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:57:03,152 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-11-29 05:57:03,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:57:03,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553183820] [2023-11-29 05:57:03,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:57:03,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:57:03,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:57:03,244 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 05:57:03,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:57:03,269 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 05:57:03,271 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:57:03,272 INFO L85 PathProgramCache]: Analyzing trace with hash 1190, now seen corresponding path program 1 times [2023-11-29 05:57:03,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:57:03,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700416421] [2023-11-29 05:57:03,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:57:03,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:57:03,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:57:03,285 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 05:57:03,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:57:03,293 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 05:57:03,295 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:57:03,295 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2023-11-29 05:57:03,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:57:03,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633035543] [2023-11-29 05:57:03,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:57:03,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:57:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:57:03,317 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 05:57:03,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:57:03,334 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 05:57:03,585 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 05:57:03,585 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 05:57:03,586 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 05:57:03,586 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 05:57:03,586 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 05:57:03,586 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:57:03,586 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 05:57:03,586 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 05:57:03,587 INFO L133 ssoRankerPreferences]: Filename of dumped script: SyntaxSupportPointer01-2.c_Iteration1_Lasso [2023-11-29 05:57:03,587 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 05:57:03,587 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 05:57:03,605 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:57:03,614 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:57:03,617 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:57:03,619 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:57:03,622 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:57:03,740 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:57:03,743 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:57:03,747 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:57:03,911 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 05:57:03,915 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 05:57:03,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:57:03,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:57:03,920 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:57:03,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-29 05:57:03,933 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 [2023-11-29 05:57:03,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:57:03,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:57:03,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:57:03,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:57:03,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 05:57:03,950 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 05:57:03,950 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:57:03,953 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:57:03,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-29 05:57:03,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:57:03,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:57:03,960 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:57:03,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-29 05:57:03,963 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 [2023-11-29 05:57:03,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:57:03,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:57:03,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:57:03,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:57:03,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 05:57:03,977 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 05:57:03,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:57:03,979 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:57:03,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2023-11-29 05:57:03,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:57:03,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:57:03,985 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:57:03,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-29 05:57:03,994 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 [2023-11-29 05:57:04,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:57:04,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:57:04,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:57:04,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:57:04,008 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 05:57:04,008 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 05:57:04,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:57:04,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:57:04,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2023-11-29 05:57:04,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:57:04,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:57:04,016 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:57:04,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-29 05:57:04,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:57:04,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:57:04,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:57:04,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:57:04,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:57:04,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 05:57:04,033 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 05:57:04,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:57:04,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:57:04,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2023-11-29 05:57:04,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:57:04,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:57:04,043 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:57:04,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-29 05:57:04,052 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 [2023-11-29 05:57:04,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:57:04,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:57:04,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:57:04,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 05:57:04,068 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 05:57:04,068 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 05:57:04,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:57:04,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2023-11-29 05:57:04,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:57:04,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:57:04,079 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:57:04,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-29 05:57:04,082 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 [2023-11-29 05:57:04,092 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:57:04,092 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2023-11-29 05:57:04,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:57:04,092 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 05:57:04,096 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2023-11-29 05:57:04,096 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 05:57:04,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:57:04,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2023-11-29 05:57:04,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:57:04,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:57:04,108 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:57:04,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-29 05:57:04,111 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 [2023-11-29 05:57:04,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:57:04,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:57:04,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:57:04,121 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 05:57:04,125 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 05:57:04,125 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 05:57:04,129 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:57:04,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2023-11-29 05:57:04,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:57:04,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:57:04,134 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:57:04,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-29 05:57:04,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:57:04,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:57:04,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:57:04,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:57:04,147 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 05:57:04,154 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 05:57:04,154 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 05:57:04,164 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 05:57:04,200 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2023-11-29 05:57:04,200 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 4 variables to zero. [2023-11-29 05:57:04,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:57:04,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:57:04,225 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:57:04,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-29 05:57:04,229 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 05:57:04,242 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-29 05:57:04,242 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 05:57:04,243 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~p~0#1.base) 0)_1) = 2*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~p~0#1.base) 0)_1 + 1 Supporting invariants [] [2023-11-29 05:57:04,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2023-11-29 05:57:04,254 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2023-11-29 05:57:04,261 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#0[~p~0!base][0] could not be translated [2023-11-29 05:57:04,287 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:57:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:57:04,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 05:57:04,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:57:04,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:57:04,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 05:57:04,320 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:57:04,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:57:04,374 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 [2023-11-29 05:57:04,376 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:57:04,439 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 16 states and 18 transitions. Complement of second has 8 states. [2023-11-29 05:57:04,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-29 05:57:04,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:57:04,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 10 transitions. [2023-11-29 05:57:04,446 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10 transitions. Stem has 2 letters. Loop has 2 letters. [2023-11-29 05:57:04,447 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 05:57:04,447 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10 transitions. Stem has 4 letters. Loop has 2 letters. [2023-11-29 05:57:04,447 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 05:57:04,447 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10 transitions. Stem has 2 letters. Loop has 4 letters. [2023-11-29 05:57:04,447 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 05:57:04,448 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 18 transitions. [2023-11-29 05:57:04,449 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-29 05:57:04,451 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 0 states and 0 transitions. [2023-11-29 05:57:04,452 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-29 05:57:04,452 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-29 05:57:04,452 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-29 05:57:04,452 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:57:04,453 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 05:57:04,453 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 05:57:04,453 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 05:57:04,453 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-29 05:57:04,453 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-29 05:57:04,453 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-29 05:57:04,453 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-29 05:57:04,459 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 05:57:04 BoogieIcfgContainer [2023-11-29 05:57:04,459 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-29 05:57:04,459 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 05:57:04,459 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 05:57:04,460 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 05:57:04,460 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:57:03" (3/4) ... [2023-11-29 05:57:04,461 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 05:57:04,462 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 05:57:04,463 INFO L158 Benchmark]: Toolchain (without parser) took 1845.78ms. Allocated memory was 140.5MB in the beginning and 174.1MB in the end (delta: 33.6MB). Free memory was 110.4MB in the beginning and 85.9MB in the end (delta: 24.5MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. [2023-11-29 05:57:04,464 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 140.5MB. Free memory is still 101.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 05:57:04,464 INFO L158 Benchmark]: CACSL2BoogieTranslator took 167.00ms. Allocated memory is still 140.5MB. Free memory was 110.2MB in the beginning and 100.7MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-29 05:57:04,465 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.78ms. Allocated memory is still 140.5MB. Free memory was 100.4MB in the beginning and 99.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 05:57:04,465 INFO L158 Benchmark]: Boogie Preprocessor took 28.50ms. Allocated memory is still 140.5MB. Free memory was 99.2MB in the beginning and 97.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 05:57:04,466 INFO L158 Benchmark]: RCFGBuilder took 212.64ms. Allocated memory is still 140.5MB. Free memory was 97.4MB in the beginning and 88.5MB in the end (delta: 8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-29 05:57:04,467 INFO L158 Benchmark]: BuchiAutomizer took 1405.83ms. Allocated memory was 140.5MB in the beginning and 174.1MB in the end (delta: 33.6MB). Free memory was 88.5MB in the beginning and 86.7MB in the end (delta: 1.7MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2023-11-29 05:57:04,467 INFO L158 Benchmark]: Witness Printer took 2.99ms. Allocated memory is still 174.1MB. Free memory was 86.7MB in the beginning and 85.9MB in the end (delta: 876.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 05:57:04,470 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 140.5MB. Free memory is still 101.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 167.00ms. Allocated memory is still 140.5MB. Free memory was 110.2MB in the beginning and 100.7MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.78ms. Allocated memory is still 140.5MB. Free memory was 100.4MB in the beginning and 99.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.50ms. Allocated memory is still 140.5MB. Free memory was 99.2MB in the beginning and 97.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 212.64ms. Allocated memory is still 140.5MB. Free memory was 97.4MB in the beginning and 88.5MB in the end (delta: 8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 1405.83ms. Allocated memory was 140.5MB in the beginning and 174.1MB in the end (delta: 33.6MB). Free memory was 88.5MB in the beginning and 86.7MB in the end (delta: 1.7MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. * Witness Printer took 2.99ms. Allocated memory is still 174.1MB. Free memory was 86.7MB in the beginning and 85.9MB in the end (delta: 876.9kB). 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: ArrayAccessExpression #memory_int#0[~p~0!base][0] could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 4 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital93 mio100 ax100 hnf100 lsp100 ukn61 mio100 lsp31 div100 bol100 ite100 ukn100 eq200 hnf91 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 25ms VariablesStem: 2 VariablesLoop: 0 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-29 05:57:04,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2023-11-29 05:57:04,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ce26f5-ecdd-4cd8-9964-6ab92ccac10f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE