./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/c.08-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-memory-alloca/c.08-alloca.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 461dc838a66b90dbc84e0c687808dbd6d568e1b4ffb694b9909dedb46b2980b4 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-17 08:07:50,607 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-17 08:07:50,656 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-17 08:07:50,658 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-17 08:07:50,659 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-17 08:07:50,659 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2024-11-17 08:07:50,677 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-17 08:07:50,679 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-17 08:07:50,679 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-17 08:07:50,682 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-17 08:07:50,682 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-17 08:07:50,683 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-17 08:07:50,683 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-17 08:07:50,683 INFO L153 SettingsManager]: * Use SBE=true [2024-11-17 08:07:50,684 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-17 08:07:50,684 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-17 08:07:50,684 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-17 08:07:50,684 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-17 08:07:50,685 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-17 08:07:50,685 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-17 08:07:50,685 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-17 08:07:50,685 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-17 08:07:50,686 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-17 08:07:50,686 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-17 08:07:50,686 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-17 08:07:50,686 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-17 08:07:50,686 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-17 08:07:50,686 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-17 08:07:50,686 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-17 08:07:50,686 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-17 08:07:50,687 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-17 08:07:50,687 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-17 08:07:50,687 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-17 08:07:50,687 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-17 08:07:50,687 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-17 08:07:50,687 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-17 08:07:50,688 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-17 08:07:50,688 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 461dc838a66b90dbc84e0c687808dbd6d568e1b4ffb694b9909dedb46b2980b4 [2024-11-17 08:07:50,889 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-17 08:07:50,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-17 08:07:50,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-17 08:07:50,910 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-17 08:07:50,910 INFO L274 PluginConnector]: CDTParser initialized [2024-11-17 08:07:50,911 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/c.08-alloca.i [2024-11-17 08:07:52,088 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-17 08:07:52,260 INFO L384 CDTParser]: Found 1 translation units. [2024-11-17 08:07:52,261 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/c.08-alloca.i [2024-11-17 08:07:52,275 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/448ded881/9020c24c7da24a8abaf66eaa16e479c9/FLAGacd2995e2 [2024-11-17 08:07:52,666 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/448ded881/9020c24c7da24a8abaf66eaa16e479c9 [2024-11-17 08:07:52,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-17 08:07:52,669 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-17 08:07:52,670 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-17 08:07:52,671 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-17 08:07:52,682 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-17 08:07:52,683 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 08:07:52" (1/1) ... [2024-11-17 08:07:52,685 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@283feff9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:07:52, skipping insertion in model container [2024-11-17 08:07:52,685 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 08:07:52" (1/1) ... [2024-11-17 08:07:52,718 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-17 08:07:52,920 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 08:07:52,928 INFO L200 MainTranslator]: Completed pre-run [2024-11-17 08:07:52,969 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 08:07:52,991 INFO L204 MainTranslator]: Completed translation [2024-11-17 08:07:52,992 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:07:52 WrapperNode [2024-11-17 08:07:52,992 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-17 08:07:52,993 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-17 08:07:52,993 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-17 08:07:52,993 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-17 08:07:52,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:07:52" (1/1) ... [2024-11-17 08:07:53,005 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:07:52" (1/1) ... [2024-11-17 08:07:53,019 INFO L138 Inliner]: procedures = 111, calls = 24, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2024-11-17 08:07:53,019 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-17 08:07:53,019 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-17 08:07:53,020 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-17 08:07:53,020 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-17 08:07:53,026 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:07:52" (1/1) ... [2024-11-17 08:07:53,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:07:52" (1/1) ... [2024-11-17 08:07:53,028 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:07:52" (1/1) ... [2024-11-17 08:07:53,037 INFO L175 MemorySlicer]: Split 12 memory accesses to 3 slices as follows [2, 5, 5]. 42 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0, 0]. The 6 writes are split as follows [1, 3, 2]. [2024-11-17 08:07:53,037 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:07:52" (1/1) ... [2024-11-17 08:07:53,037 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:07:52" (1/1) ... [2024-11-17 08:07:53,042 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:07:52" (1/1) ... [2024-11-17 08:07:53,042 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:07:52" (1/1) ... [2024-11-17 08:07:53,043 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:07:52" (1/1) ... [2024-11-17 08:07:53,044 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:07:52" (1/1) ... [2024-11-17 08:07:53,045 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-17 08:07:53,046 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-17 08:07:53,046 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-17 08:07:53,046 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-17 08:07:53,046 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:07:52" (1/1) ... [2024-11-17 08:07:53,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:53,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:07:53,074 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:07:53,076 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-17 08:07:53,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-17 08:07:53,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-17 08:07:53,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-17 08:07:53,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-17 08:07:53,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-17 08:07:53,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-17 08:07:53,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-17 08:07:53,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-17 08:07:53,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-17 08:07:53,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-17 08:07:53,228 INFO L256 CfgBuilder]: Building ICFG [2024-11-17 08:07:53,234 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-17 08:07:53,387 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L565: havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;havoc main_#t~ret13#1; [2024-11-17 08:07:53,388 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L562: havoc test_fun_#t~mem10#1;call ULTIMATE.dealloc(test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset);havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call ULTIMATE.dealloc(test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset);havoc test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call ULTIMATE.dealloc(test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset);havoc test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset; [2024-11-17 08:07:53,394 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-17 08:07:53,394 INFO L307 CfgBuilder]: Performing block encoding [2024-11-17 08:07:53,404 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-17 08:07:53,406 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-17 08:07:53,406 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 08:07:53 BoogieIcfgContainer [2024-11-17 08:07:53,407 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-17 08:07:53,407 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-17 08:07:53,407 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-17 08:07:53,410 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-17 08:07:53,411 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-17 08:07:53,411 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.11 08:07:52" (1/3) ... [2024-11-17 08:07:53,412 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@cd442ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.11 08:07:53, skipping insertion in model container [2024-11-17 08:07:53,412 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-17 08:07:53,412 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:07:52" (2/3) ... [2024-11-17 08:07:53,413 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@cd442ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.11 08:07:53, skipping insertion in model container [2024-11-17 08:07:53,413 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-17 08:07:53,413 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 08:07:53" (3/3) ... [2024-11-17 08:07:53,414 INFO L332 chiAutomizerObserver]: Analyzing ICFG c.08-alloca.i [2024-11-17 08:07:53,452 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-17 08:07:53,453 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-17 08:07:53,453 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-17 08:07:53,453 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-17 08:07:53,453 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-17 08:07:53,453 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-17 08:07:53,453 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-17 08:07:53,453 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-17 08:07:53,456 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 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) [2024-11-17 08:07:53,468 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-17 08:07:53,468 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:07:53,468 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:07:53,472 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-17 08:07:53,473 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-17 08:07:53,473 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-17 08:07:53,473 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 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) [2024-11-17 08:07:53,473 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-17 08:07:53,474 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:07:53,474 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:07:53,474 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-17 08:07:53,474 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-17 08:07:53,477 INFO L745 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 5#ULTIMATE.init_returnLabel#1true assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~ret13#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;assume { :begin_inline_test_fun } true;test_fun_#in~i#1, test_fun_#in~j#1 := main_#t~nondet11#1, main_#t~nondet12#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem7#1, test_fun_#t~mem6#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~mem10#1, test_fun_~i#1, test_fun_~j#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~i#1 := test_fun_#in~i#1;test_fun_~j#1 := test_fun_#in~j#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#2(test_fun_~i#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int#1(test_fun_~j#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 3#L555true [2024-11-17 08:07:53,477 INFO L747 eck$LassoCheckResult]: Loop: 3#L555true assume true;call test_fun_#t~mem5#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4); 10#L555-1true assume !!(test_fun_#t~mem5#1 >= 0);havoc test_fun_#t~mem5#1;call write~int#1(0, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4); 8#L557true assume !true; 7#L560true call test_fun_#t~mem9#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int#2(test_fun_#t~mem9#1 - 1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);havoc test_fun_#t~mem9#1; 3#L555true [2024-11-17 08:07:53,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:07:53,481 INFO L85 PathProgramCache]: Analyzing trace with hash 1632, now seen corresponding path program 1 times [2024-11-17 08:07:53,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:07:53,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7562082] [2024-11-17 08:07:53,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:07:53,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:07:53,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:53,600 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:07:53,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:53,631 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:07:53,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:07:53,634 INFO L85 PathProgramCache]: Analyzing trace with hash 1476506, now seen corresponding path program 1 times [2024-11-17 08:07:53,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:07:53,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206306872] [2024-11-17 08:07:53,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:07:53,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:07:53,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:07:53,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:07:53,677 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:07:53,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206306872] [2024-11-17 08:07:53,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206306872] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:07:53,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:07:53,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-17 08:07:53,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535359326] [2024-11-17 08:07:53,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:07:53,681 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-17 08:07:53,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:07:53,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-17 08:07:53,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-17 08:07:53,702 INFO L87 Difference]: Start difference. First operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 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) 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) [2024-11-17 08:07:53,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:07:53,706 INFO L93 Difference]: Finished difference Result 12 states and 13 transitions. [2024-11-17 08:07:53,707 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 13 transitions. [2024-11-17 08:07:53,707 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-17 08:07:53,709 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 7 states and 8 transitions. [2024-11-17 08:07:53,710 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2024-11-17 08:07:53,710 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2024-11-17 08:07:53,710 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 8 transitions. [2024-11-17 08:07:53,710 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:07:53,711 INFO L218 hiAutomatonCegarLoop]: Abstraction has 7 states and 8 transitions. [2024-11-17 08:07:53,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states and 8 transitions. [2024-11-17 08:07:53,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2024-11-17 08:07:53,727 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) [2024-11-17 08:07:53,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 8 transitions. [2024-11-17 08:07:53,729 INFO L240 hiAutomatonCegarLoop]: Abstraction has 7 states and 8 transitions. [2024-11-17 08:07:53,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 08:07:53,732 INFO L425 stractBuchiCegarLoop]: Abstraction has 7 states and 8 transitions. [2024-11-17 08:07:53,732 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-17 08:07:53,732 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 8 transitions. [2024-11-17 08:07:53,732 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-17 08:07:53,732 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:07:53,732 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:07:53,733 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-17 08:07:53,733 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-17 08:07:53,733 INFO L745 eck$LassoCheckResult]: Stem: 34#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 35#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~ret13#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;assume { :begin_inline_test_fun } true;test_fun_#in~i#1, test_fun_#in~j#1 := main_#t~nondet11#1, main_#t~nondet12#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem7#1, test_fun_#t~mem6#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~mem10#1, test_fun_~i#1, test_fun_~j#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~i#1 := test_fun_#in~i#1;test_fun_~j#1 := test_fun_#in~j#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#2(test_fun_~i#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int#1(test_fun_~j#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 32#L555 [2024-11-17 08:07:53,733 INFO L747 eck$LassoCheckResult]: Loop: 32#L555 assume true;call test_fun_#t~mem5#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4); 33#L555-1 assume !!(test_fun_#t~mem5#1 >= 0);havoc test_fun_#t~mem5#1;call write~int#1(0, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4); 37#L557 assume true;call test_fun_#t~mem7#1 := read~int#1(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4); 38#L557-1 assume !(test_fun_#t~mem7#1 <= test_fun_#t~mem6#1 - 1);havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1; 36#L560 call test_fun_#t~mem9#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int#2(test_fun_#t~mem9#1 - 1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);havoc test_fun_#t~mem9#1; 32#L555 [2024-11-17 08:07:53,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:07:53,736 INFO L85 PathProgramCache]: Analyzing trace with hash 1632, now seen corresponding path program 2 times [2024-11-17 08:07:53,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:07:53,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161347994] [2024-11-17 08:07:53,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:07:53,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:07:53,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:53,777 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:07:53,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:53,800 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:07:53,803 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:07:53,803 INFO L85 PathProgramCache]: Analyzing trace with hash 45770794, now seen corresponding path program 1 times [2024-11-17 08:07:53,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:07:53,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598471599] [2024-11-17 08:07:53,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:07:53,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:07:53,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:53,826 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:07:53,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:53,839 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:07:53,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:07:53,840 INFO L85 PathProgramCache]: Analyzing trace with hash -504724181, now seen corresponding path program 1 times [2024-11-17 08:07:53,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:07:53,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484148793] [2024-11-17 08:07:53,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:07:53,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:07:53,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:53,861 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:07:53,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:53,880 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:07:54,385 INFO L204 LassoAnalysis]: Preferences: [2024-11-17 08:07:54,386 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-17 08:07:54,386 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-17 08:07:54,386 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-17 08:07:54,386 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-17 08:07:54,386 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:54,386 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-17 08:07:54,386 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-17 08:07:54,386 INFO L132 ssoRankerPreferences]: Filename of dumped script: c.08-alloca.i_Iteration2_Lasso [2024-11-17 08:07:54,387 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-17 08:07:54,387 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-17 08:07:54,401 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:54,408 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:54,410 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:54,413 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:54,415 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:54,755 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:54,758 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:54,760 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:54,761 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:54,769 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:54,771 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:54,772 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:54,774 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:55,070 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-17 08:07:55,074 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-17 08:07:55,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:55,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:07:55,077 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:07:55,079 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-17 08:07:55,080 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 [2024-11-17 08:07:55,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:07:55,092 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:07:55,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:07:55,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:07:55,092 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:07:55,094 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:07:55,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:07:55,095 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:07:55,109 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-11-17 08:07:55,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:55,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:07:55,111 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:07:55,112 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-17 08:07:55,114 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 [2024-11-17 08:07:55,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:07:55,124 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:07:55,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:07:55,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:07:55,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:07:55,125 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:07:55,125 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:07:55,128 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:07:55,140 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-17 08:07:55,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:55,140 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:07:55,142 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:07:55,143 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-17 08:07:55,143 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 [2024-11-17 08:07:55,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:07:55,153 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:07:55,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:07:55,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:07:55,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:07:55,155 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:07:55,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:07:55,156 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:07:55,166 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-17 08:07:55,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:55,166 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:07:55,167 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:07:55,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-17 08:07:55,170 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 [2024-11-17 08:07:55,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:07:55,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:07:55,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:07:55,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:07:55,181 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:07:55,181 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:07:55,181 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:07:55,182 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:07:55,192 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-17 08:07:55,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:55,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:07:55,193 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:07:55,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-17 08:07:55,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:07:55,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:07:55,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:07:55,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:07:55,205 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:07:55,209 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:07:55,209 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:07:55,214 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:07:55,225 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-17 08:07:55,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:55,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:07:55,227 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:07:55,228 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-17 08:07:55,230 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 [2024-11-17 08:07:55,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:07:55,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:07:55,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:07:55,240 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:07:55,244 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:07:55,244 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:07:55,248 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:07:55,258 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-17 08:07:55,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:55,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:07:55,260 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:07:55,261 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-17 08:07:55,263 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 [2024-11-17 08:07:55,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:07:55,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:07:55,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:07:55,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:07:55,283 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:07:55,283 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:07:55,291 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:07:55,301 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-17 08:07:55,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:55,302 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:07:55,302 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:07:55,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-17 08:07:55,304 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 [2024-11-17 08:07:55,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:07:55,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:07:55,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:07:55,315 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:07:55,318 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:07:55,318 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:07:55,322 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:07:55,332 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-17 08:07:55,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:55,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:07:55,335 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:07:55,336 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-17 08:07:55,337 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 [2024-11-17 08:07:55,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:07:55,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:07:55,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:07:55,347 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:07:55,350 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:07:55,350 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:07:55,356 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:07:55,367 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-17 08:07:55,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:55,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:07:55,369 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:07:55,371 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-17 08:07:55,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:07:55,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:07:55,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:07:55,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:07:55,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:07:55,387 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:07:55,387 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:07:55,390 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:07:55,401 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-17 08:07:55,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:55,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:07:55,403 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:07:55,404 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-17 08:07:55,405 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:07:55,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:07:55,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:07:55,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:07:55,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:07:55,418 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:07:55,418 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:07:55,420 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:07:55,431 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-17 08:07:55,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:55,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:07:55,433 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:07:55,453 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-17 08:07:55,454 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 [2024-11-17 08:07:55,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:07:55,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:07:55,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:07:55,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:07:55,470 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:07:55,470 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:07:55,476 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:07:55,486 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-11-17 08:07:55,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:55,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:07:55,488 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:07:55,489 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-17 08:07:55,491 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 [2024-11-17 08:07:55,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:07:55,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:07:55,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:07:55,501 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:07:55,506 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:07:55,507 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:07:55,514 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-17 08:07:55,545 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2024-11-17 08:07:55,545 INFO L444 ModelExtractionUtils]: 6 out of 16 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-17 08:07:55,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:55,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:07:55,548 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:07:55,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-17 08:07:55,550 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-17 08:07:55,561 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-17 08:07:55,561 INFO L474 LassoAnalysis]: Proved termination. [2024-11-17 08:07:55,562 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#2 ULTIMATE.start_test_fun_~i_ref~0#1.base) 0)_1) = 2*v_rep(select (select #memory_int#2 ULTIMATE.start_test_fun_~i_ref~0#1.base) 0)_1 + 1 Supporting invariants [] [2024-11-17 08:07:55,572 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-11-17 08:07:55,632 INFO L156 tatePredicateManager]: 21 out of 22 supporting invariants were superfluous and have been removed [2024-11-17 08:07:55,640 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#2 [2024-11-17 08:07:55,640 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] [2024-11-17 08:07:55,640 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[~i_ref~0!base,]]] [2024-11-17 08:07:55,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:07:55,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:07:55,692 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-17 08:07:55,693 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:07:55,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:07:55,708 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-17 08:07:55,708 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:07:55,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:07:55,773 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 [2024-11-17 08:07:55,774 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7 states and 8 transitions. cyclomatic complexity: 2 Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 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) [2024-11-17 08:07:55,835 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7 states and 8 transitions. cyclomatic complexity: 2. Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 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 12 states and 15 transitions. Complement of second has 6 states. [2024-11-17 08:07:55,837 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 [2024-11-17 08:07:55,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 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) [2024-11-17 08:07:55,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 8 transitions. [2024-11-17 08:07:55,840 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 2 letters. Loop has 5 letters. [2024-11-17 08:07:55,840 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:07:55,840 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 7 letters. Loop has 5 letters. [2024-11-17 08:07:55,841 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:07:55,841 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 2 letters. Loop has 10 letters. [2024-11-17 08:07:55,841 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:07:55,841 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 15 transitions. [2024-11-17 08:07:55,842 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-17 08:07:55,843 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 11 states and 14 transitions. [2024-11-17 08:07:55,843 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2024-11-17 08:07:55,843 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2024-11-17 08:07:55,843 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 14 transitions. [2024-11-17 08:07:55,843 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-17 08:07:55,844 INFO L218 hiAutomatonCegarLoop]: Abstraction has 11 states and 14 transitions. [2024-11-17 08:07:55,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 14 transitions. [2024-11-17 08:07:55,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2024-11-17 08:07:55,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.2727272727272727) 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) [2024-11-17 08:07:55,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 14 transitions. [2024-11-17 08:07:55,845 INFO L240 hiAutomatonCegarLoop]: Abstraction has 11 states and 14 transitions. [2024-11-17 08:07:55,845 INFO L425 stractBuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2024-11-17 08:07:55,845 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-17 08:07:55,845 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 14 transitions. [2024-11-17 08:07:55,846 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-17 08:07:55,847 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:07:55,847 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:07:55,847 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-17 08:07:55,847 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-17 08:07:55,847 INFO L745 eck$LassoCheckResult]: Stem: 192#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 193#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~ret13#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;assume { :begin_inline_test_fun } true;test_fun_#in~i#1, test_fun_#in~j#1 := main_#t~nondet11#1, main_#t~nondet12#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem7#1, test_fun_#t~mem6#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~mem10#1, test_fun_~i#1, test_fun_~j#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~i#1 := test_fun_#in~i#1;test_fun_~j#1 := test_fun_#in~j#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#2(test_fun_~i#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int#1(test_fun_~j#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 188#L555 assume true;call test_fun_#t~mem5#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4); 190#L555-1 assume !!(test_fun_#t~mem5#1 >= 0);havoc test_fun_#t~mem5#1;call write~int#1(0, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4); 195#L557 [2024-11-17 08:07:55,847 INFO L747 eck$LassoCheckResult]: Loop: 195#L557 assume true;call test_fun_#t~mem7#1 := read~int#1(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4); 196#L557-1 assume !!(test_fun_#t~mem7#1 <= test_fun_#t~mem6#1 - 1);havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#1(1 + test_fun_#t~mem8#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1; 195#L557 [2024-11-17 08:07:55,850 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:07:55,850 INFO L85 PathProgramCache]: Analyzing trace with hash 1568927, now seen corresponding path program 1 times [2024-11-17 08:07:55,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:07:55,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241835492] [2024-11-17 08:07:55,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:07:55,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:07:55,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:55,868 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:07:55,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:55,878 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:07:55,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:07:55,879 INFO L85 PathProgramCache]: Analyzing trace with hash 1344, now seen corresponding path program 1 times [2024-11-17 08:07:55,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:07:55,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647580199] [2024-11-17 08:07:55,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:07:55,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:07:55,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:55,886 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:07:55,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:55,893 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:07:55,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:07:55,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1507739230, now seen corresponding path program 1 times [2024-11-17 08:07:55,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:07:55,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520281364] [2024-11-17 08:07:55,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:07:55,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:07:55,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:55,916 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:07:55,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:55,928 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:07:56,319 INFO L204 LassoAnalysis]: Preferences: [2024-11-17 08:07:56,320 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-17 08:07:56,320 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-17 08:07:56,320 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-17 08:07:56,320 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-17 08:07:56,320 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:56,320 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-17 08:07:56,320 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-17 08:07:56,320 INFO L132 ssoRankerPreferences]: Filename of dumped script: c.08-alloca.i_Iteration3_Lasso [2024-11-17 08:07:56,320 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-17 08:07:56,320 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-17 08:07:56,322 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:56,326 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:56,416 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-17 08:07:56,565 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:56,567 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:56,569 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:56,570 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:56,572 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:56,573 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:56,575 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:56,577 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:56,579 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:56,580 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:56,582 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:56,583 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:56,757 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-17 08:07:56,757 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-17 08:07:56,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:56,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:07:56,759 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:07:56,760 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-17 08:07:56,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:07:56,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:07:56,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:07:56,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:07:56,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:07:56,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:07:56,773 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:07:56,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:07:56,774 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:07:56,785 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-17 08:07:56,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:56,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:07:56,786 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:07:56,787 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-17 08:07:56,788 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 [2024-11-17 08:07:56,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:07:56,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:07:56,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:07:56,798 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:07:56,799 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:07:56,799 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:07:56,802 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:07:56,815 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-17 08:07:56,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:56,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:07:56,817 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:07:56,818 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-17 08:07:56,819 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 [2024-11-17 08:07:56,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:07:56,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:07:56,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:07:56,830 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:07:56,832 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:07:56,832 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:07:56,836 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:07:56,847 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-17 08:07:56,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:56,847 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:07:56,848 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:07:56,849 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-17 08:07:56,850 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 [2024-11-17 08:07:56,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:07:56,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:07:56,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:07:56,860 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:07:56,863 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:07:56,863 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:07:56,867 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:07:56,880 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-17 08:07:56,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:56,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:07:56,882 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:07:56,883 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-17 08:07:56,885 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 [2024-11-17 08:07:56,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:07:56,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:07:56,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:07:56,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:07:56,898 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:07:56,898 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:07:56,902 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:07:56,912 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-17 08:07:56,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:56,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:07:56,914 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:07:56,915 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-17 08:07:56,916 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 [2024-11-17 08:07:56,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:07:56,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:07:56,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:07:56,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:07:56,929 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:07:56,929 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:07:56,933 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-17 08:07:56,945 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-11-17 08:07:56,946 INFO L444 ModelExtractionUtils]: 2 out of 13 variables were initially zero. Simplification set additionally 8 variables to zero. [2024-11-17 08:07:56,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:56,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:07:56,947 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:07:56,948 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-17 08:07:56,951 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-17 08:07:56,962 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-17 08:07:56,962 INFO L474 LassoAnalysis]: Proved termination. [2024-11-17 08:07:56,962 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~j_ref~0#1.base) ULTIMATE.start_test_fun_~j_ref~0#1.offset)_2, v_rep(select (select #memory_int#2 ULTIMATE.start_test_fun_~i_ref~0#1.base) ULTIMATE.start_test_fun_~i_ref~0#1.offset)_2) = -1*v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~j_ref~0#1.base) ULTIMATE.start_test_fun_~j_ref~0#1.offset)_2 + 1*v_rep(select (select #memory_int#2 ULTIMATE.start_test_fun_~i_ref~0#1.base) ULTIMATE.start_test_fun_~i_ref~0#1.offset)_2 Supporting invariants [] [2024-11-17 08:07:56,972 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-11-17 08:07:57,005 INFO L156 tatePredicateManager]: 16 out of 16 supporting invariants were superfluous and have been removed [2024-11-17 08:07:57,006 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2024-11-17 08:07:57,006 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2024-11-17 08:07:57,006 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~j_ref~0!base,]]] [2024-11-17 08:07:57,006 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#2 [2024-11-17 08:07:57,006 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] [2024-11-17 08:07:57,006 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[~i_ref~0!base,]]] [2024-11-17 08:07:57,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:07:57,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:07:57,033 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-17 08:07:57,033 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:07:57,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:07:57,043 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-17 08:07:57,043 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:07:57,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:07:57,059 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 [2024-11-17 08:07:57,060 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states and 14 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) [2024-11-17 08:07:57,084 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11 states and 14 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 28 states and 34 transitions. Complement of second has 7 states. [2024-11-17 08:07:57,085 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 [2024-11-17 08:07:57,085 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) [2024-11-17 08:07:57,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 9 transitions. [2024-11-17 08:07:57,086 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 4 letters. Loop has 2 letters. [2024-11-17 08:07:57,086 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:07:57,086 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 6 letters. Loop has 2 letters. [2024-11-17 08:07:57,086 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:07:57,086 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 4 letters. Loop has 4 letters. [2024-11-17 08:07:57,086 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:07:57,086 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 34 transitions. [2024-11-17 08:07:57,087 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-17 08:07:57,087 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 19 states and 23 transitions. [2024-11-17 08:07:57,087 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2024-11-17 08:07:57,087 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2024-11-17 08:07:57,087 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 23 transitions. [2024-11-17 08:07:57,087 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-17 08:07:57,087 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 23 transitions. [2024-11-17 08:07:57,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 23 transitions. [2024-11-17 08:07:57,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 15. [2024-11-17 08:07:57,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.2) internal successors, (18), 14 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 08:07:57,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 18 transitions. [2024-11-17 08:07:57,092 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 18 transitions. [2024-11-17 08:07:57,092 INFO L425 stractBuchiCegarLoop]: Abstraction has 15 states and 18 transitions. [2024-11-17 08:07:57,092 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-17 08:07:57,092 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 18 transitions. [2024-11-17 08:07:57,092 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-17 08:07:57,093 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:07:57,093 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:07:57,093 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1] [2024-11-17 08:07:57,093 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-17 08:07:57,093 INFO L745 eck$LassoCheckResult]: Stem: 337#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 338#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~ret13#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;assume { :begin_inline_test_fun } true;test_fun_#in~i#1, test_fun_#in~j#1 := main_#t~nondet11#1, main_#t~nondet12#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem7#1, test_fun_#t~mem6#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~mem10#1, test_fun_~i#1, test_fun_~j#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~i#1 := test_fun_#in~i#1;test_fun_~j#1 := test_fun_#in~j#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#2(test_fun_~i#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int#1(test_fun_~j#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 332#L555 assume true;call test_fun_#t~mem5#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4); 333#L555-1 assume !!(test_fun_#t~mem5#1 >= 0);havoc test_fun_#t~mem5#1;call write~int#1(0, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4); 345#L557 assume true;call test_fun_#t~mem7#1 := read~int#1(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4); 346#L557-1 assume !(test_fun_#t~mem7#1 <= test_fun_#t~mem6#1 - 1);havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1; 339#L560 call test_fun_#t~mem9#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int#2(test_fun_#t~mem9#1 - 1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);havoc test_fun_#t~mem9#1; 334#L555 assume true;call test_fun_#t~mem5#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4); 336#L555-1 assume !!(test_fun_#t~mem5#1 >= 0);havoc test_fun_#t~mem5#1;call write~int#1(0, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4); 340#L557 [2024-11-17 08:07:57,093 INFO L747 eck$LassoCheckResult]: Loop: 340#L557 assume true;call test_fun_#t~mem7#1 := read~int#1(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4); 341#L557-1 assume !!(test_fun_#t~mem7#1 <= test_fun_#t~mem6#1 - 1);havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#1(1 + test_fun_#t~mem8#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1; 340#L557 [2024-11-17 08:07:57,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:07:57,094 INFO L85 PathProgramCache]: Analyzing trace with hash 291367082, now seen corresponding path program 2 times [2024-11-17 08:07:57,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:07:57,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734893162] [2024-11-17 08:07:57,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:07:57,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:07:57,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:07:57,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:07:57,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:07:57,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734893162] [2024-11-17 08:07:57,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734893162] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 08:07:57,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1695031935] [2024-11-17 08:07:57,335 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-17 08:07:57,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 08:07:57,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:07:57,337 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 08:07:57,338 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-11-17 08:07:57,390 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-17 08:07:57,390 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-17 08:07:57,391 INFO L255 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-17 08:07:57,392 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:07:57,410 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 [2024-11-17 08:07:57,430 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 [2024-11-17 08:07:57,451 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 [2024-11-17 08:07:57,455 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 17 treesize of output 9 [2024-11-17 08:07:57,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:07:57,458 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 08:07:57,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1695031935] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:07:57,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 08:07:57,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 9 [2024-11-17 08:07:57,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760486281] [2024-11-17 08:07:57,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:07:57,459 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-17 08:07:57,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:07:57,459 INFO L85 PathProgramCache]: Analyzing trace with hash 1344, now seen corresponding path program 2 times [2024-11-17 08:07:57,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:07:57,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726112414] [2024-11-17 08:07:57,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:07:57,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:07:57,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:57,464 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:07:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:57,466 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:07:57,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:07:57,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-17 08:07:57,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-17 08:07:57,510 INFO L87 Difference]: Start difference. First operand 15 states and 18 transitions. cyclomatic complexity: 6 Second operand has 7 states, 6 states have (on average 1.5) 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) [2024-11-17 08:07:57,571 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-17 08:07:57,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:07:57,584 INFO L93 Difference]: Finished difference Result 26 states and 30 transitions. [2024-11-17 08:07:57,584 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 30 transitions. [2024-11-17 08:07:57,585 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-17 08:07:57,586 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 21 states and 24 transitions. [2024-11-17 08:07:57,586 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2024-11-17 08:07:57,586 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2024-11-17 08:07:57,586 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 24 transitions. [2024-11-17 08:07:57,586 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-17 08:07:57,586 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21 states and 24 transitions. [2024-11-17 08:07:57,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 24 transitions. [2024-11-17 08:07:57,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 18. [2024-11-17 08:07:57,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 17 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 08:07:57,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 21 transitions. [2024-11-17 08:07:57,587 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 21 transitions. [2024-11-17 08:07:57,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-17 08:07:57,590 INFO L425 stractBuchiCegarLoop]: Abstraction has 18 states and 21 transitions. [2024-11-17 08:07:57,590 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-17 08:07:57,590 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 21 transitions. [2024-11-17 08:07:57,590 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-17 08:07:57,591 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:07:57,591 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:07:57,592 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1] [2024-11-17 08:07:57,592 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-17 08:07:57,592 INFO L745 eck$LassoCheckResult]: Stem: 423#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 424#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~ret13#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;assume { :begin_inline_test_fun } true;test_fun_#in~i#1, test_fun_#in~j#1 := main_#t~nondet11#1, main_#t~nondet12#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem7#1, test_fun_#t~mem6#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~mem10#1, test_fun_~i#1, test_fun_~j#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~i#1 := test_fun_#in~i#1;test_fun_~j#1 := test_fun_#in~j#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#2(test_fun_~i#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int#1(test_fun_~j#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 418#L555 assume true;call test_fun_#t~mem5#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4); 419#L555-1 assume !!(test_fun_#t~mem5#1 >= 0);havoc test_fun_#t~mem5#1;call write~int#1(0, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4); 431#L557 assume true;call test_fun_#t~mem7#1 := read~int#1(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4); 435#L557-1 assume !!(test_fun_#t~mem7#1 <= test_fun_#t~mem6#1 - 1);havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#1(1 + test_fun_#t~mem8#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1; 434#L557 assume true;call test_fun_#t~mem7#1 := read~int#1(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4); 432#L557-1 assume !(test_fun_#t~mem7#1 <= test_fun_#t~mem6#1 - 1);havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1; 425#L560 call test_fun_#t~mem9#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int#2(test_fun_#t~mem9#1 - 1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);havoc test_fun_#t~mem9#1; 420#L555 assume true;call test_fun_#t~mem5#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4); 421#L555-1 assume !!(test_fun_#t~mem5#1 >= 0);havoc test_fun_#t~mem5#1;call write~int#1(0, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4); 426#L557 [2024-11-17 08:07:57,592 INFO L747 eck$LassoCheckResult]: Loop: 426#L557 assume true;call test_fun_#t~mem7#1 := read~int#1(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4); 427#L557-1 assume !!(test_fun_#t~mem7#1 <= test_fun_#t~mem6#1 - 1);havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#1(1 + test_fun_#t~mem8#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1; 426#L557 [2024-11-17 08:07:57,592 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:07:57,592 INFO L85 PathProgramCache]: Analyzing trace with hash 892490315, now seen corresponding path program 1 times [2024-11-17 08:07:57,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:07:57,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482626878] [2024-11-17 08:07:57,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:07:57,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:07:57,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:57,607 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:07:57,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:57,619 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:07:57,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:07:57,619 INFO L85 PathProgramCache]: Analyzing trace with hash 1344, now seen corresponding path program 3 times [2024-11-17 08:07:57,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:07:57,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535568425] [2024-11-17 08:07:57,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:07:57,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:07:57,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:57,623 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:07:57,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:57,627 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:07:57,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:07:57,628 INFO L85 PathProgramCache]: Analyzing trace with hash -1310266102, now seen corresponding path program 2 times [2024-11-17 08:07:57,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:07:57,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156798374] [2024-11-17 08:07:57,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:07:57,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:07:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:07:57,908 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:07:57,908 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:07:57,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156798374] [2024-11-17 08:07:57,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156798374] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 08:07:57,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [279473063] [2024-11-17 08:07:57,909 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-17 08:07:57,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 08:07:57,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:07:57,910 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 08:07:57,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-11-17 08:07:57,971 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-17 08:07:57,971 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-17 08:07:57,972 INFO L255 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-17 08:07:57,973 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:07:57,977 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 [2024-11-17 08:07:57,990 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 25 treesize of output 13 [2024-11-17 08:07:58,029 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 40 treesize of output 17 [2024-11-17 08:07:58,054 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 [2024-11-17 08:07:58,076 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 [2024-11-17 08:07:58,079 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 [2024-11-17 08:07:58,088 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:07:58,088 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-17 08:07:58,153 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 19 treesize of output 11 [2024-11-17 08:07:58,181 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:07:58,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [279473063] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-17 08:07:58,181 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-17 08:07:58,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8, 8] total 20 [2024-11-17 08:07:58,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14293880] [2024-11-17 08:07:58,181 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-17 08:07:58,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:07:58,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-17 08:07:58,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=338, Unknown=0, NotChecked=0, Total=420 [2024-11-17 08:07:58,222 INFO L87 Difference]: Start difference. First operand 18 states and 21 transitions. cyclomatic complexity: 6 Second operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 21 states have internal predecessors, (30), 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) [2024-11-17 08:07:58,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:07:58,327 INFO L93 Difference]: Finished difference Result 36 states and 40 transitions. [2024-11-17 08:07:58,327 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 40 transitions. [2024-11-17 08:07:58,328 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-17 08:07:58,328 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 27 states and 30 transitions. [2024-11-17 08:07:58,328 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-17 08:07:58,328 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-17 08:07:58,328 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 30 transitions. [2024-11-17 08:07:58,328 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-17 08:07:58,328 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 30 transitions. [2024-11-17 08:07:58,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 30 transitions. [2024-11-17 08:07:58,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 22. [2024-11-17 08:07:58,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 21 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 08:07:58,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions. [2024-11-17 08:07:58,330 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 25 transitions. [2024-11-17 08:07:58,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-17 08:07:58,333 INFO L425 stractBuchiCegarLoop]: Abstraction has 22 states and 25 transitions. [2024-11-17 08:07:58,333 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-17 08:07:58,333 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 25 transitions. [2024-11-17 08:07:58,334 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-17 08:07:58,334 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:07:58,334 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:07:58,334 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 2, 2, 1, 1, 1, 1] [2024-11-17 08:07:58,334 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-17 08:07:58,334 INFO L745 eck$LassoCheckResult]: Stem: 581#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 582#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~ret13#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;assume { :begin_inline_test_fun } true;test_fun_#in~i#1, test_fun_#in~j#1 := main_#t~nondet11#1, main_#t~nondet12#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem7#1, test_fun_#t~mem6#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~mem10#1, test_fun_~i#1, test_fun_~j#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~i#1 := test_fun_#in~i#1;test_fun_~j#1 := test_fun_#in~j#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#2(test_fun_~i#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int#1(test_fun_~j#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 576#L555 assume true;call test_fun_#t~mem5#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4); 577#L555-1 assume !!(test_fun_#t~mem5#1 >= 0);havoc test_fun_#t~mem5#1;call write~int#1(0, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4); 597#L557 assume true;call test_fun_#t~mem7#1 := read~int#1(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4); 589#L557-1 assume !!(test_fun_#t~mem7#1 <= test_fun_#t~mem6#1 - 1);havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#1(1 + test_fun_#t~mem8#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1; 586#L557 assume true;call test_fun_#t~mem7#1 := read~int#1(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4); 587#L557-1 assume !!(test_fun_#t~mem7#1 <= test_fun_#t~mem6#1 - 1);havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#1(1 + test_fun_#t~mem8#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1; 594#L557 assume true;call test_fun_#t~mem7#1 := read~int#1(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4); 590#L557-1 assume !(test_fun_#t~mem7#1 <= test_fun_#t~mem6#1 - 1);havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1; 583#L560 call test_fun_#t~mem9#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int#2(test_fun_#t~mem9#1 - 1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);havoc test_fun_#t~mem9#1; 578#L555 assume true;call test_fun_#t~mem5#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4); 579#L555-1 assume !!(test_fun_#t~mem5#1 >= 0);havoc test_fun_#t~mem5#1;call write~int#1(0, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4); 584#L557 [2024-11-17 08:07:58,336 INFO L747 eck$LassoCheckResult]: Loop: 584#L557 assume true;call test_fun_#t~mem7#1 := read~int#1(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int#2(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4); 585#L557-1 assume !!(test_fun_#t~mem7#1 <= test_fun_#t~mem6#1 - 1);havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int#1(1 + test_fun_#t~mem8#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1; 584#L557 [2024-11-17 08:07:58,336 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:07:58,336 INFO L85 PathProgramCache]: Analyzing trace with hash -1248667732, now seen corresponding path program 3 times [2024-11-17 08:07:58,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:07:58,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090465204] [2024-11-17 08:07:58,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:07:58,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:07:58,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:58,355 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:07:58,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:58,363 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:07:58,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:07:58,363 INFO L85 PathProgramCache]: Analyzing trace with hash 1344, now seen corresponding path program 4 times [2024-11-17 08:07:58,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:07:58,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088526555] [2024-11-17 08:07:58,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:07:58,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:07:58,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:58,366 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:07:58,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:58,368 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:07:58,369 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:07:58,369 INFO L85 PathProgramCache]: Analyzing trace with hash -1673814485, now seen corresponding path program 4 times [2024-11-17 08:07:58,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:07:58,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146846807] [2024-11-17 08:07:58,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:07:58,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:07:58,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:58,380 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:07:58,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:07:58,388 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:07:59,707 INFO L204 LassoAnalysis]: Preferences: [2024-11-17 08:07:59,708 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-17 08:07:59,708 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-17 08:07:59,708 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-17 08:07:59,708 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-17 08:07:59,708 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:07:59,708 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-17 08:07:59,708 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-17 08:07:59,708 INFO L132 ssoRankerPreferences]: Filename of dumped script: c.08-alloca.i_Iteration6_Lasso [2024-11-17 08:07:59,708 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-17 08:07:59,708 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-17 08:07:59,711 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:59,713 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:59,714 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:59,716 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:59,718 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:59,719 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:59,720 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:59,722 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:59,729 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:59,731 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:59,732 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:59,733 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:07:59,976 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:08:00,173 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-17 08:08:00,173 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-17 08:08:00,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:08:00,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:08:00,176 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:08:00,176 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-17 08:08:00,177 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 [2024-11-17 08:08:00,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:08:00,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:08:00,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:08:00,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:08:00,188 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:08:00,189 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:08:00,189 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:08:00,190 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:08:00,200 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-11-17 08:08:00,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:08:00,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:08:00,202 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:08:00,203 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-17 08:08:00,203 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 [2024-11-17 08:08:00,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:08:00,213 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:08:00,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:08:00,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:08:00,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:08:00,214 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:08:00,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:08:00,215 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:08:00,225 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2024-11-17 08:08:00,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:08:00,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:08:00,227 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:08:00,228 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-17 08:08:00,229 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 [2024-11-17 08:08:00,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:08:00,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:08:00,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:08:00,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:08:00,240 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:08:00,240 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:08:00,242 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:08:00,252 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-11-17 08:08:00,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:08:00,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:08:00,254 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:08:00,255 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-17 08:08:00,256 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 [2024-11-17 08:08:00,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:08:00,266 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:08:00,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:08:00,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:08:00,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:08:00,266 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:08:00,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:08:00,267 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:08:00,278 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-11-17 08:08:00,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:08:00,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:08:00,279 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:08:00,280 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-17 08:08:00,282 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 [2024-11-17 08:08:00,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:08:00,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:08:00,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:08:00,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:08:00,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:08:00,292 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:08:00,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:08:00,293 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:08:00,304 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2024-11-17 08:08:00,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:08:00,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:08:00,305 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:08:00,306 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-17 08:08:00,306 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 [2024-11-17 08:08:00,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:08:00,316 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:08:00,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:08:00,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:08:00,316 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:08:00,316 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:08:00,316 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:08:00,317 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:08:00,327 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-11-17 08:08:00,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:08:00,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:08:00,328 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:08:00,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-17 08:08:00,329 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 [2024-11-17 08:08:00,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:08:00,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:08:00,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:08:00,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:08:00,340 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:08:00,340 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:08:00,342 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:08:00,351 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-11-17 08:08:00,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:08:00,352 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:08:00,353 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:08:00,353 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-17 08:08:00,354 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 [2024-11-17 08:08:00,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:08:00,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:08:00,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:08:00,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:08:00,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:08:00,364 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:08:00,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:08:00,365 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:08:00,374 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-11-17 08:08:00,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:08:00,374 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:08:00,375 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:08:00,376 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-17 08:08:00,376 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 [2024-11-17 08:08:00,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:08:00,386 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:08:00,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:08:00,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:08:00,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:08:00,387 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:08:00,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:08:00,388 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:08:00,397 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-11-17 08:08:00,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:08:00,398 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:08:00,399 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:08:00,400 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-17 08:08:00,401 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 [2024-11-17 08:08:00,411 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:08:00,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:08:00,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:08:00,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:08:00,411 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:08:00,411 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:08:00,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:08:00,412 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:08:00,422 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-11-17 08:08:00,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:08:00,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:08:00,423 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:08:00,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-17 08:08:00,425 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 [2024-11-17 08:08:00,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:08:00,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:08:00,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:08:00,434 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:08:00,435 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:08:00,435 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:08:00,437 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:08:00,447 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-11-17 08:08:00,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:08:00,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:08:00,448 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:08:00,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-17 08:08:00,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:08:00,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:08:00,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:08:00,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:08:00,459 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:08:00,461 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:08:00,462 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:08:00,466 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:08:00,476 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-11-17 08:08:00,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:08:00,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:08:00,478 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:08:00,479 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-17 08:08:00,480 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 [2024-11-17 08:08:00,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:08:00,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:08:00,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:08:00,490 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:08:00,491 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:08:00,491 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:08:00,493 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:08:00,502 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2024-11-17 08:08:00,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:08:00,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:08:00,503 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:08:00,504 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-17 08:08:00,505 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 [2024-11-17 08:08:00,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:08:00,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:08:00,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:08:00,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:08:00,516 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:08:00,516 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:08:00,520 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:08:00,530 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-11-17 08:08:00,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:08:00,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:08:00,531 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:08:00,532 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-17 08:08:00,532 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 [2024-11-17 08:08:00,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:08:00,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:08:00,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:08:00,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:08:00,544 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:08:00,544 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:08:00,548 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:08:00,560 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-11-17 08:08:00,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:08:00,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:08:00,562 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:08:00,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-17 08:08:00,565 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 [2024-11-17 08:08:00,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:08:00,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:08:00,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:08:00,575 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:08:00,576 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:08:00,576 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:08:00,579 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:08:00,589 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-11-17 08:08:00,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:08:00,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:08:00,590 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:08:00,591 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-17 08:08:00,593 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 [2024-11-17 08:08:00,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:08:00,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:08:00,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:08:00,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:08:00,606 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:08:00,606 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:08:00,611 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:08:00,621 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-11-17 08:08:00,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:08:00,621 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:08:00,622 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:08:00,623 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-17 08:08:00,623 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 [2024-11-17 08:08:00,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:08:00,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:08:00,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:08:00,633 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:08:00,635 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:08:00,635 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:08:00,641 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-17 08:08:00,649 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2024-11-17 08:08:00,649 INFO L444 ModelExtractionUtils]: 5 out of 13 variables were initially zero. Simplification set additionally 5 variables to zero. [2024-11-17 08:08:00,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:08:00,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:08:00,650 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:08:00,652 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-17 08:08:00,652 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-17 08:08:00,663 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-17 08:08:00,663 INFO L474 LassoAnalysis]: Proved termination. [2024-11-17 08:08:00,663 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#2 ULTIMATE.start_test_fun_~i_ref~0#1.base) ULTIMATE.start_test_fun_~i_ref~0#1.offset)_3, v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~j_ref~0#1.base) 0)_2) = 1*v_rep(select (select #memory_int#2 ULTIMATE.start_test_fun_~i_ref~0#1.base) ULTIMATE.start_test_fun_~i_ref~0#1.offset)_3 - 1*v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~j_ref~0#1.base) 0)_2 Supporting invariants [] [2024-11-17 08:08:00,673 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2024-11-17 08:08:00,717 INFO L156 tatePredicateManager]: 20 out of 21 supporting invariants were superfluous and have been removed [2024-11-17 08:08:00,719 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#2 [2024-11-17 08:08:00,719 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] [2024-11-17 08:08:00,719 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[~i_ref~0!base,]]] [2024-11-17 08:08:00,719 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2024-11-17 08:08:00,719 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2024-11-17 08:08:00,720 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~j_ref~0!base,]]] [2024-11-17 08:08:00,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:08:00,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:08:00,753 INFO L255 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-17 08:08:00,753 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:08:00,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:08:00,791 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-17 08:08:00,792 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:08:00,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:08:00,806 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-11-17 08:08:00,806 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 25 transitions. cyclomatic complexity: 6 Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 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) [2024-11-17 08:08:00,843 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 25 transitions. cyclomatic complexity: 6. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 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 33 states and 38 transitions. Complement of second has 8 states. [2024-11-17 08:08:00,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-17 08:08:00,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 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) [2024-11-17 08:08:00,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 9 transitions. [2024-11-17 08:08:00,845 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 9 transitions. Stem has 13 letters. Loop has 2 letters. [2024-11-17 08:08:00,845 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:08:00,845 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-17 08:08:00,859 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:08:00,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:08:00,886 INFO L255 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-17 08:08:00,886 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:08:00,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:08:00,923 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-17 08:08:00,924 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:08:00,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:08:00,941 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 2 loop predicates [2024-11-17 08:08:00,941 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 25 transitions. cyclomatic complexity: 6 Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 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) [2024-11-17 08:08:00,974 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 25 transitions. cyclomatic complexity: 6. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 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 33 states and 38 transitions. Complement of second has 8 states. [2024-11-17 08:08:00,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-17 08:08:00,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 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) [2024-11-17 08:08:00,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 9 transitions. [2024-11-17 08:08:00,975 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 9 transitions. Stem has 13 letters. Loop has 2 letters. [2024-11-17 08:08:00,975 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:08:00,975 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-17 08:08:00,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:08:01,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:08:01,016 INFO L255 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-17 08:08:01,016 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:08:01,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:08:01,044 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-17 08:08:01,045 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:08:01,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:08:01,062 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-11-17 08:08:01,063 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 25 transitions. cyclomatic complexity: 6 Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 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) [2024-11-17 08:08:01,102 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 25 transitions. cyclomatic complexity: 6. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 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 34 states and 40 transitions. Complement of second has 7 states. [2024-11-17 08:08:01,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-17 08:08:01,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 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) [2024-11-17 08:08:01,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 14 transitions. [2024-11-17 08:08:01,103 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 13 letters. Loop has 2 letters. [2024-11-17 08:08:01,103 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:08:01,103 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 15 letters. Loop has 2 letters. [2024-11-17 08:08:01,103 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:08:01,103 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 13 letters. Loop has 4 letters. [2024-11-17 08:08:01,103 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:08:01,103 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 40 transitions. [2024-11-17 08:08:01,105 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-17 08:08:01,105 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 0 states and 0 transitions. [2024-11-17 08:08:01,106 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-17 08:08:01,106 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-17 08:08:01,106 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-17 08:08:01,106 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:08:01,106 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-17 08:08:01,106 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-17 08:08:01,106 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-17 08:08:01,106 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-17 08:08:01,106 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-17 08:08:01,106 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-17 08:08:01,106 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-17 08:08:01,113 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.11 08:08:01 BoogieIcfgContainer [2024-11-17 08:08:01,113 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-17 08:08:01,113 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-17 08:08:01,113 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-17 08:08:01,113 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-17 08:08:01,113 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 08:07:53" (3/4) ... [2024-11-17 08:08:01,116 INFO L146 WitnessPrinter]: No result that supports witness generation found [2024-11-17 08:08:01,117 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-17 08:08:01,117 INFO L158 Benchmark]: Toolchain (without parser) took 8448.34ms. Allocated memory was 184.5MB in the beginning and 295.7MB in the end (delta: 111.1MB). Free memory was 149.0MB in the beginning and 101.2MB in the end (delta: 47.8MB). Peak memory consumption was 158.1MB. Max. memory is 16.1GB. [2024-11-17 08:08:01,117 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 104.9MB. Free memory was 74.3MB in the beginning and 74.2MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-17 08:08:01,117 INFO L158 Benchmark]: CACSL2BoogieTranslator took 322.44ms. Allocated memory is still 184.5MB. Free memory was 149.0MB in the beginning and 130.3MB in the end (delta: 18.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-17 08:08:01,117 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.47ms. Allocated memory is still 184.5MB. Free memory was 130.3MB in the beginning and 128.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-17 08:08:01,118 INFO L158 Benchmark]: Boogie Preprocessor took 25.71ms. Allocated memory is still 184.5MB. Free memory was 128.2MB in the beginning and 127.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-17 08:08:01,118 INFO L158 Benchmark]: IcfgBuilder took 360.91ms. Allocated memory is still 184.5MB. Free memory was 127.2MB in the beginning and 147.6MB in the end (delta: -20.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-17 08:08:01,118 INFO L158 Benchmark]: BuchiAutomizer took 7705.51ms. Allocated memory was 184.5MB in the beginning and 295.7MB in the end (delta: 111.1MB). Free memory was 146.5MB in the beginning and 102.2MB in the end (delta: 44.3MB). Peak memory consumption was 157.5MB. Max. memory is 16.1GB. [2024-11-17 08:08:01,118 INFO L158 Benchmark]: Witness Printer took 3.71ms. Allocated memory is still 295.7MB. Free memory was 102.2MB in the beginning and 101.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-17 08:08:01,119 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 104.9MB. Free memory was 74.3MB in the beginning and 74.2MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 322.44ms. Allocated memory is still 184.5MB. Free memory was 149.0MB in the beginning and 130.3MB in the end (delta: 18.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.47ms. Allocated memory is still 184.5MB. Free memory was 130.3MB in the beginning and 128.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.71ms. Allocated memory is still 184.5MB. Free memory was 128.2MB in the beginning and 127.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 360.91ms. Allocated memory is still 184.5MB. Free memory was 127.2MB in the beginning and 147.6MB in the end (delta: -20.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 7705.51ms. Allocated memory was 184.5MB in the beginning and 295.7MB in the end (delta: 111.1MB). Free memory was 146.5MB in the beginning and 102.2MB in the end (delta: 44.3MB). Peak memory consumption was 157.5MB. Max. memory is 16.1GB. * Witness Printer took 3.71ms. Allocated memory is still 295.7MB. Free memory was 102.2MB in the beginning and 101.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[~i_ref~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[~j_ref~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[~i_ref~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[~i_ref~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[~j_ref~0!base,]]] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (3 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 5 locations. 3 modules have a trivial ranking function, the largest among these consists of 21 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.6s and 7 iterations. TraceHistogramMax:3. Analysis of lassos took 6.6s. Construction of modules took 0.1s. Büchi inclusion checks took 0.7s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 12 StatesRemovedByMinimization, 3 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: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 52 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 51 mSDsluCounter, 77 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 38 mSDsCounter, 25 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 202 IncrementalHoareTripleChecker+Invalid, 227 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 25 mSolverCounterUnsat, 39 mSDtfsCounter, 202 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc1 concLT0 SILN0 SILU1 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital205 mio100 ax108 hnf100 lsp91 ukn72 mio100 lsp24 div100 bol100 ite100 ukn100 eq166 hnf89 smp98 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 22ms VariablesStem: 2 VariablesLoop: 2 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! [2024-11-17 08:08:01,138 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-11-17 08:08:01,343 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2024-11-17 08:08:01,543 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2024-11-17 08:08:01,744 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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